Adding upstream version 5.10.209.upstream/5.10.209

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

29 files changed, 14992 insertions, 0 deletions

diff --git a/drivers/gpu/drm/rockchip/Kconfig b/drivers/gpu/drm/rockchip/Kconfig
new file mode 100644
index 000000000..310aa1546
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/Kconfig
@@ -0,0 +1,90 @@
+# SPDX-License-Identifier: GPL-2.0-only
+config DRM_ROCKCHIP
+	tristate "DRM Support for Rockchip"
+	depends on DRM && ROCKCHIP_IOMMU
+	select DRM_GEM_CMA_HELPER
+	select DRM_KMS_HELPER
+	select DRM_PANEL
+	select VIDEOMODE_HELPERS
+	select DRM_ANALOGIX_DP if ROCKCHIP_ANALOGIX_DP
+	select DRM_DW_HDMI if ROCKCHIP_DW_HDMI
+	select DRM_DW_MIPI_DSI if ROCKCHIP_DW_MIPI_DSI
+	select DRM_RGB if ROCKCHIP_RGB
+	select SND_SOC_HDMI_CODEC if ROCKCHIP_CDN_DP && SND_SOC
+	help
+	  Choose this option if you have a Rockchip soc chipset.
+	  This driver provides kernel mode setting and buffer
+	  management to userspace. This driver does not provide
+	  2D or 3D acceleration; acceleration is performed by other
+	  IP found on the SoC.
+
+if DRM_ROCKCHIP
+
+config ROCKCHIP_ANALOGIX_DP
+	bool "Rockchip specific extensions for Analogix DP driver"
+	help
+	  This selects support for Rockchip SoC specific extensions
+	  for the Analogix Core DP driver. If you want to enable DP
+	  on RK3288 or RK3399 based SoC, you should select this option.
+
+config ROCKCHIP_CDN_DP
+	bool "Rockchip cdn DP"
+	depends on EXTCON=y || (EXTCON=m && DRM_ROCKCHIP=m)
+	help
+	  This selects support for Rockchip SoC specific extensions
+	  for the cdn DP driver. If you want to enable Dp on
+	  RK3399 based SoC, you should select this
+	  option.
+
+config ROCKCHIP_DW_HDMI
+	bool "Rockchip specific extensions for Synopsys DW HDMI"
+	help
+	  This selects support for Rockchip SoC specific extensions
+	  for the Synopsys DesignWare HDMI driver. If you want to
+	  enable HDMI on RK3288 or RK3399 based SoC, you should select
+	  this option.
+
+config ROCKCHIP_DW_MIPI_DSI
+	bool "Rockchip specific extensions for Synopsys DW MIPI DSI"
+	select GENERIC_PHY_MIPI_DPHY
+	help
+	  This selects support for Rockchip SoC specific extensions
+	  for the Synopsys DesignWare HDMI driver. If you want to
+	  enable MIPI DSI on RK3288 or RK3399 based SoC, you should
+	  select this option.
+
+config ROCKCHIP_INNO_HDMI
+	bool "Rockchip specific extensions for Innosilicon HDMI"
+	help
+	  This selects support for Rockchip SoC specific extensions
+	  for the Innosilicon HDMI driver. If you want to enable
+	  HDMI on RK3036 based SoC, you should select this option.
+
+config ROCKCHIP_LVDS
+	bool "Rockchip LVDS support"
+	depends on DRM_ROCKCHIP
+	depends on PINCTRL && OF
+	help
+	  Choose this option to enable support for Rockchip LVDS controllers.
+	  Rockchip rk3288 SoC has LVDS TX Controller can be used, and it
+	  support LVDS, rgb, dual LVDS output mode. say Y to enable its
+	  driver.
+
+config ROCKCHIP_RGB
+	bool "Rockchip RGB support"
+	depends on DRM_ROCKCHIP
+	depends on PINCTRL
+	help
+	  Choose this option to enable support for Rockchip RGB output.
+	  Some Rockchip CRTCs, like rv1108, can directly output parallel
+	  and serial RGB format to panel or connect to a conversion chip.
+	  say Y to enable its driver.
+
+config ROCKCHIP_RK3066_HDMI
+	bool "Rockchip specific extensions for RK3066 HDMI"
+	depends on DRM_ROCKCHIP
+	help
+	  This selects support for Rockchip SoC specific extensions
+	  for the RK3066 HDMI driver. If you want to enable
+	  HDMI on RK3066 based SoC, you should select this option.
+endif
diff --git a/drivers/gpu/drm/rockchip/Makefile b/drivers/gpu/drm/rockchip/Makefile
new file mode 100644
index 000000000..17a9e7eb2
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/Makefile
@@ -0,0 +1,19 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Makefile for the drm device driver.  This driver provides support for the
+# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
+
+rockchipdrm-y := rockchip_drm_drv.o rockchip_drm_fb.o \
+		rockchip_drm_gem.o rockchip_drm_vop.o rockchip_vop_reg.o
+rockchipdrm-$(CONFIG_DRM_FBDEV_EMULATION) += rockchip_drm_fbdev.o
+
+rockchipdrm-$(CONFIG_ROCKCHIP_ANALOGIX_DP) += analogix_dp-rockchip.o
+rockchipdrm-$(CONFIG_ROCKCHIP_CDN_DP) += cdn-dp-core.o cdn-dp-reg.o
+rockchipdrm-$(CONFIG_ROCKCHIP_DW_HDMI) += dw_hdmi-rockchip.o
+rockchipdrm-$(CONFIG_ROCKCHIP_DW_MIPI_DSI) += dw-mipi-dsi-rockchip.o
+rockchipdrm-$(CONFIG_ROCKCHIP_INNO_HDMI) += inno_hdmi.o
+rockchipdrm-$(CONFIG_ROCKCHIP_LVDS) += rockchip_lvds.o
+rockchipdrm-$(CONFIG_ROCKCHIP_RGB) += rockchip_rgb.o
+rockchipdrm-$(CONFIG_ROCKCHIP_RK3066_HDMI) += rk3066_hdmi.o
+
+obj-$(CONFIG_DRM_ROCKCHIP) += rockchipdrm.o
diff --git a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c
new file mode 100644
index 000000000..512581698
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c
@@ -0,0 +1,480 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Rockchip SoC DP (Display Port) interface driver.
+ *
+ * Copyright (C) Fuzhou Rockchip Electronics Co., Ltd.
+ * Author: Andy Yan <andy.yan@rock-chips.com>
+ *         Yakir Yang <ykk@rock-chips.com>
+ *         Jeff Chen <jeff.chen@rock-chips.com>
+ */
+
+#include <linux/component.h>
+#include <linux/mfd/syscon.h>
+#include <linux/of_device.h>
+#include <linux/of_graph.h>
+#include <linux/regmap.h>
+#include <linux/reset.h>
+#include <linux/clk.h>
+
+#include <video/of_videomode.h>
+#include <video/videomode.h>
+
+#include <drm/drm_atomic.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/bridge/analogix_dp.h>
+#include <drm/drm_dp_helper.h>
+#include <drm/drm_of.h>
+#include <drm/drm_panel.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
+
+#include "rockchip_drm_drv.h"
+#include "rockchip_drm_vop.h"
+
+#define RK3288_GRF_SOC_CON6		0x25c
+#define RK3288_EDP_LCDC_SEL		BIT(5)
+#define RK3399_GRF_SOC_CON20		0x6250
+#define RK3399_EDP_LCDC_SEL		BIT(5)
+
+#define HIWORD_UPDATE(val, mask)	(val | (mask) << 16)
+
+#define PSR_WAIT_LINE_FLAG_TIMEOUT_MS	100
+
+#define to_dp(nm)	container_of(nm, struct rockchip_dp_device, nm)
+
+/**
+ * struct rockchip_dp_chip_data - splite the grf setting of kind of chips
+ * @lcdsel_grf_reg: grf register offset of lcdc select
+ * @lcdsel_big: reg value of selecting vop big for eDP
+ * @lcdsel_lit: reg value of selecting vop little for eDP
+ * @chip_type: specific chip type
+ */
+struct rockchip_dp_chip_data {
+	u32	lcdsel_grf_reg;
+	u32	lcdsel_big;
+	u32	lcdsel_lit;
+	u32	chip_type;
+};
+
+struct rockchip_dp_device {
+	struct drm_device        *drm_dev;
+	struct device            *dev;
+	struct drm_encoder       encoder;
+	struct drm_display_mode  mode;
+
+	struct clk               *pclk;
+	struct clk               *grfclk;
+	struct regmap            *grf;
+	struct reset_control     *rst;
+
+	const struct rockchip_dp_chip_data *data;
+
+	struct analogix_dp_device *adp;
+	struct analogix_dp_plat_data plat_data;
+};
+
+static int rockchip_dp_pre_init(struct rockchip_dp_device *dp)
+{
+	reset_control_assert(dp->rst);
+	usleep_range(10, 20);
+	reset_control_deassert(dp->rst);
+
+	return 0;
+}
+
+static int rockchip_dp_poweron_start(struct analogix_dp_plat_data *plat_data)
+{
+	struct rockchip_dp_device *dp = to_dp(plat_data);
+	int ret;
+
+	ret = clk_prepare_enable(dp->pclk);
+	if (ret < 0) {
+		DRM_DEV_ERROR(dp->dev, "failed to enable pclk %d\n", ret);
+		return ret;
+	}
+
+	ret = rockchip_dp_pre_init(dp);
+	if (ret < 0) {
+		DRM_DEV_ERROR(dp->dev, "failed to dp pre init %d\n", ret);
+		clk_disable_unprepare(dp->pclk);
+		return ret;
+	}
+
+	return ret;
+}
+
+static int rockchip_dp_powerdown(struct analogix_dp_plat_data *plat_data)
+{
+	struct rockchip_dp_device *dp = to_dp(plat_data);
+
+	clk_disable_unprepare(dp->pclk);
+
+	return 0;
+}
+
+static int rockchip_dp_get_modes(struct analogix_dp_plat_data *plat_data,
+				 struct drm_connector *connector)
+{
+	struct drm_display_info *di = &connector->display_info;
+	/* VOP couldn't output YUV video format for eDP rightly */
+	u32 mask = DRM_COLOR_FORMAT_YCRCB444 | DRM_COLOR_FORMAT_YCRCB422;
+
+	if ((di->color_formats & mask)) {
+		DRM_DEBUG_KMS("Swapping display color format from YUV to RGB\n");
+		di->color_formats &= ~mask;
+		di->color_formats |= DRM_COLOR_FORMAT_RGB444;
+		di->bpc = 8;
+	}
+
+	return 0;
+}
+
+static bool
+rockchip_dp_drm_encoder_mode_fixup(struct drm_encoder *encoder,
+				   const struct drm_display_mode *mode,
+				   struct drm_display_mode *adjusted_mode)
+{
+	/* do nothing */
+	return true;
+}
+
+static void rockchip_dp_drm_encoder_mode_set(struct drm_encoder *encoder,
+					     struct drm_display_mode *mode,
+					     struct drm_display_mode *adjusted)
+{
+	/* do nothing */
+}
+
+static
+struct drm_crtc *rockchip_dp_drm_get_new_crtc(struct drm_encoder *encoder,
+					      struct drm_atomic_state *state)
+{
+	struct drm_connector *connector;
+	struct drm_connector_state *conn_state;
+
+	connector = drm_atomic_get_new_connector_for_encoder(state, encoder);
+	if (!connector)
+		return NULL;
+
+	conn_state = drm_atomic_get_new_connector_state(state, connector);
+	if (!conn_state)
+		return NULL;
+
+	return conn_state->crtc;
+}
+
+static void rockchip_dp_drm_encoder_enable(struct drm_encoder *encoder,
+					   struct drm_atomic_state *state)
+{
+	struct rockchip_dp_device *dp = to_dp(encoder);
+	struct drm_crtc *crtc;
+	struct drm_crtc_state *old_crtc_state;
+	int ret;
+	u32 val;
+
+	crtc = rockchip_dp_drm_get_new_crtc(encoder, state);
+	if (!crtc)
+		return;
+
+	old_crtc_state = drm_atomic_get_old_crtc_state(state, crtc);
+	/* Coming back from self refresh, nothing to do */
+	if (old_crtc_state && old_crtc_state->self_refresh_active)
+		return;
+
+	ret = drm_of_encoder_active_endpoint_id(dp->dev->of_node, encoder);
+	if (ret < 0)
+		return;
+
+	if (ret)
+		val = dp->data->lcdsel_lit;
+	else
+		val = dp->data->lcdsel_big;
+
+	DRM_DEV_DEBUG(dp->dev, "vop %s output to dp\n", (ret) ? "LIT" : "BIG");
+
+	ret = clk_prepare_enable(dp->grfclk);
+	if (ret < 0) {
+		DRM_DEV_ERROR(dp->dev, "failed to enable grfclk %d\n", ret);
+		return;
+	}
+
+	ret = regmap_write(dp->grf, dp->data->lcdsel_grf_reg, val);
+	if (ret != 0)
+		DRM_DEV_ERROR(dp->dev, "Could not write to GRF: %d\n", ret);
+
+	clk_disable_unprepare(dp->grfclk);
+}
+
+static void rockchip_dp_drm_encoder_disable(struct drm_encoder *encoder,
+					    struct drm_atomic_state *state)
+{
+	struct rockchip_dp_device *dp = to_dp(encoder);
+	struct drm_crtc *crtc;
+	struct drm_crtc_state *new_crtc_state = NULL;
+	int ret;
+
+	crtc = rockchip_dp_drm_get_new_crtc(encoder, state);
+	/* No crtc means we're doing a full shutdown */
+	if (!crtc)
+		return;
+
+	new_crtc_state = drm_atomic_get_new_crtc_state(state, crtc);
+	/* If we're not entering self-refresh, no need to wait for vact */
+	if (!new_crtc_state || !new_crtc_state->self_refresh_active)
+		return;
+
+	ret = rockchip_drm_wait_vact_end(crtc, PSR_WAIT_LINE_FLAG_TIMEOUT_MS);
+	if (ret)
+		DRM_DEV_ERROR(dp->dev, "line flag irq timed out\n");
+}
+
+static int
+rockchip_dp_drm_encoder_atomic_check(struct drm_encoder *encoder,
+				      struct drm_crtc_state *crtc_state,
+				      struct drm_connector_state *conn_state)
+{
+	struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc_state);
+	struct drm_display_info *di = &conn_state->connector->display_info;
+
+	/*
+	 * The hardware IC designed that VOP must output the RGB10 video
+	 * format to eDP controller, and if eDP panel only support RGB8,
+	 * then eDP controller should cut down the video data, not via VOP
+	 * controller, that's why we need to hardcode the VOP output mode
+	 * to RGA10 here.
+	 */
+
+	s->output_mode = ROCKCHIP_OUT_MODE_AAAA;
+	s->output_type = DRM_MODE_CONNECTOR_eDP;
+	s->output_bpc = di->bpc;
+
+	return 0;
+}
+
+static struct drm_encoder_helper_funcs rockchip_dp_encoder_helper_funcs = {
+	.mode_fixup = rockchip_dp_drm_encoder_mode_fixup,
+	.mode_set = rockchip_dp_drm_encoder_mode_set,
+	.atomic_enable = rockchip_dp_drm_encoder_enable,
+	.atomic_disable = rockchip_dp_drm_encoder_disable,
+	.atomic_check = rockchip_dp_drm_encoder_atomic_check,
+};
+
+static int rockchip_dp_of_probe(struct rockchip_dp_device *dp)
+{
+	struct device *dev = dp->dev;
+	struct device_node *np = dev->of_node;
+
+	dp->grf = syscon_regmap_lookup_by_phandle(np, "rockchip,grf");
+	if (IS_ERR(dp->grf)) {
+		DRM_DEV_ERROR(dev, "failed to get rockchip,grf property\n");
+		return PTR_ERR(dp->grf);
+	}
+
+	dp->grfclk = devm_clk_get(dev, "grf");
+	if (PTR_ERR(dp->grfclk) == -ENOENT) {
+		dp->grfclk = NULL;
+	} else if (PTR_ERR(dp->grfclk) == -EPROBE_DEFER) {
+		return -EPROBE_DEFER;
+	} else if (IS_ERR(dp->grfclk)) {
+		DRM_DEV_ERROR(dev, "failed to get grf clock\n");
+		return PTR_ERR(dp->grfclk);
+	}
+
+	dp->pclk = devm_clk_get(dev, "pclk");
+	if (IS_ERR(dp->pclk)) {
+		DRM_DEV_ERROR(dev, "failed to get pclk property\n");
+		return PTR_ERR(dp->pclk);
+	}
+
+	dp->rst = devm_reset_control_get(dev, "dp");
+	if (IS_ERR(dp->rst)) {
+		DRM_DEV_ERROR(dev, "failed to get dp reset control\n");
+		return PTR_ERR(dp->rst);
+	}
+
+	return 0;
+}
+
+static int rockchip_dp_drm_create_encoder(struct rockchip_dp_device *dp)
+{
+	struct drm_encoder *encoder = &dp->encoder;
+	struct drm_device *drm_dev = dp->drm_dev;
+	struct device *dev = dp->dev;
+	int ret;
+
+	encoder->possible_crtcs = drm_of_find_possible_crtcs(drm_dev,
+							     dev->of_node);
+	DRM_DEBUG_KMS("possible_crtcs = 0x%x\n", encoder->possible_crtcs);
+
+	ret = drm_simple_encoder_init(drm_dev, encoder,
+				      DRM_MODE_ENCODER_TMDS);
+	if (ret) {
+		DRM_ERROR("failed to initialize encoder with drm\n");
+		return ret;
+	}
+
+	drm_encoder_helper_add(encoder, &rockchip_dp_encoder_helper_funcs);
+
+	return 0;
+}
+
+static int rockchip_dp_bind(struct device *dev, struct device *master,
+			    void *data)
+{
+	struct rockchip_dp_device *dp = dev_get_drvdata(dev);
+	struct drm_device *drm_dev = data;
+	int ret;
+
+	dp->drm_dev = drm_dev;
+
+	ret = rockchip_dp_drm_create_encoder(dp);
+	if (ret) {
+		DRM_ERROR("failed to create drm encoder\n");
+		return ret;
+	}
+
+	dp->plat_data.encoder = &dp->encoder;
+
+	ret = analogix_dp_bind(dp->adp, drm_dev);
+	if (ret)
+		goto err_cleanup_encoder;
+
+	return 0;
+err_cleanup_encoder:
+	dp->encoder.funcs->destroy(&dp->encoder);
+	return ret;
+}
+
+static void rockchip_dp_unbind(struct device *dev, struct device *master,
+			       void *data)
+{
+	struct rockchip_dp_device *dp = dev_get_drvdata(dev);
+
+	analogix_dp_unbind(dp->adp);
+	dp->encoder.funcs->destroy(&dp->encoder);
+}
+
+static const struct component_ops rockchip_dp_component_ops = {
+	.bind = rockchip_dp_bind,
+	.unbind = rockchip_dp_unbind,
+};
+
+static int rockchip_dp_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	const struct rockchip_dp_chip_data *dp_data;
+	struct drm_panel *panel = NULL;
+	struct rockchip_dp_device *dp;
+	int ret;
+
+	dp_data = of_device_get_match_data(dev);
+	if (!dp_data)
+		return -ENODEV;
+
+	ret = drm_of_find_panel_or_bridge(dev->of_node, 1, 0, &panel, NULL);
+	if (ret < 0)
+		return ret;
+
+	dp = devm_kzalloc(dev, sizeof(*dp), GFP_KERNEL);
+	if (!dp)
+		return -ENOMEM;
+
+	dp->dev = dev;
+	dp->adp = ERR_PTR(-ENODEV);
+	dp->data = dp_data;
+	dp->plat_data.panel = panel;
+	dp->plat_data.dev_type = dp->data->chip_type;
+	dp->plat_data.power_on_start = rockchip_dp_poweron_start;
+	dp->plat_data.power_off = rockchip_dp_powerdown;
+	dp->plat_data.get_modes = rockchip_dp_get_modes;
+
+	ret = rockchip_dp_of_probe(dp);
+	if (ret < 0)
+		return ret;
+
+	platform_set_drvdata(pdev, dp);
+
+	dp->adp = analogix_dp_probe(dev, &dp->plat_data);
+	if (IS_ERR(dp->adp))
+		return PTR_ERR(dp->adp);
+
+	ret = component_add(dev, &rockchip_dp_component_ops);
+	if (ret)
+		goto err_dp_remove;
+
+	return 0;
+
+err_dp_remove:
+	analogix_dp_remove(dp->adp);
+	return ret;
+}
+
+static int rockchip_dp_remove(struct platform_device *pdev)
+{
+	struct rockchip_dp_device *dp = platform_get_drvdata(pdev);
+
+	component_del(&pdev->dev, &rockchip_dp_component_ops);
+	analogix_dp_remove(dp->adp);
+
+	return 0;
+}
+
+#ifdef CONFIG_PM_SLEEP
+static int rockchip_dp_suspend(struct device *dev)
+{
+	struct rockchip_dp_device *dp = dev_get_drvdata(dev);
+
+	if (IS_ERR(dp->adp))
+		return 0;
+
+	return analogix_dp_suspend(dp->adp);
+}
+
+static int rockchip_dp_resume(struct device *dev)
+{
+	struct rockchip_dp_device *dp = dev_get_drvdata(dev);
+
+	if (IS_ERR(dp->adp))
+		return 0;
+
+	return analogix_dp_resume(dp->adp);
+}
+#endif
+
+static const struct dev_pm_ops rockchip_dp_pm_ops = {
+#ifdef CONFIG_PM_SLEEP
+	.suspend_late = rockchip_dp_suspend,
+	.resume_early = rockchip_dp_resume,
+#endif
+};
+
+static const struct rockchip_dp_chip_data rk3399_edp = {
+	.lcdsel_grf_reg = RK3399_GRF_SOC_CON20,
+	.lcdsel_big = HIWORD_UPDATE(0, RK3399_EDP_LCDC_SEL),
+	.lcdsel_lit = HIWORD_UPDATE(RK3399_EDP_LCDC_SEL, RK3399_EDP_LCDC_SEL),
+	.chip_type = RK3399_EDP,
+};
+
+static const struct rockchip_dp_chip_data rk3288_dp = {
+	.lcdsel_grf_reg = RK3288_GRF_SOC_CON6,
+	.lcdsel_big = HIWORD_UPDATE(0, RK3288_EDP_LCDC_SEL),
+	.lcdsel_lit = HIWORD_UPDATE(RK3288_EDP_LCDC_SEL, RK3288_EDP_LCDC_SEL),
+	.chip_type = RK3288_DP,
+};
+
+static const struct of_device_id rockchip_dp_dt_ids[] = {
+	{.compatible = "rockchip,rk3288-dp", .data = &rk3288_dp },
+	{.compatible = "rockchip,rk3399-edp", .data = &rk3399_edp },
+	{}
+};
+MODULE_DEVICE_TABLE(of, rockchip_dp_dt_ids);
+
+struct platform_driver rockchip_dp_driver = {
+	.probe = rockchip_dp_probe,
+	.remove = rockchip_dp_remove,
+	.driver = {
+		   .name = "rockchip-dp",
+		   .pm = &rockchip_dp_pm_ops,
+		   .of_match_table = of_match_ptr(rockchip_dp_dt_ids),
+	},
+};
diff --git a/drivers/gpu/drm/rockchip/cdn-dp-core.c b/drivers/gpu/drm/rockchip/cdn-dp-core.c
new file mode 100644
index 000000000..53cad1003
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/cdn-dp-core.c
@@ -0,0 +1,1237 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author: Chris Zhong <zyw@rock-chips.com>
+ */
+
+#include <linux/clk.h>
+#include <linux/component.h>
+#include <linux/extcon.h>
+#include <linux/firmware.h>
+#include <linux/mfd/syscon.h>
+#include <linux/phy/phy.h>
+#include <linux/regmap.h>
+#include <linux/reset.h>
+
+#include <sound/hdmi-codec.h>
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_dp_helper.h>
+#include <drm/drm_edid.h>
+#include <drm/drm_of.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
+
+#include "cdn-dp-core.h"
+#include "cdn-dp-reg.h"
+#include "rockchip_drm_vop.h"
+
+#define connector_to_dp(c) \
+		container_of(c, struct cdn_dp_device, connector)
+
+#define encoder_to_dp(c) \
+		container_of(c, struct cdn_dp_device, encoder)
+
+#define GRF_SOC_CON9		0x6224
+#define DP_SEL_VOP_LIT		BIT(12)
+#define GRF_SOC_CON26		0x6268
+#define DPTX_HPD_SEL		(3 << 12)
+#define DPTX_HPD_DEL		(2 << 12)
+#define DPTX_HPD_SEL_MASK	(3 << 28)
+
+#define CDN_FW_TIMEOUT_MS	(64 * 1000)
+#define CDN_DPCD_TIMEOUT_MS	5000
+#define CDN_DP_FIRMWARE		"rockchip/dptx.bin"
+
+struct cdn_dp_data {
+	u8 max_phy;
+};
+
+struct cdn_dp_data rk3399_cdn_dp = {
+	.max_phy = 2,
+};
+
+static const struct of_device_id cdn_dp_dt_ids[] = {
+	{ .compatible = "rockchip,rk3399-cdn-dp",
+		.data = (void *)&rk3399_cdn_dp },
+	{}
+};
+
+MODULE_DEVICE_TABLE(of, cdn_dp_dt_ids);
+
+static int cdn_dp_grf_write(struct cdn_dp_device *dp,
+			    unsigned int reg, unsigned int val)
+{
+	int ret;
+
+	ret = clk_prepare_enable(dp->grf_clk);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "Failed to prepare_enable grf clock\n");
+		return ret;
+	}
+
+	ret = regmap_write(dp->grf, reg, val);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "Could not write to GRF: %d\n", ret);
+		clk_disable_unprepare(dp->grf_clk);
+		return ret;
+	}
+
+	clk_disable_unprepare(dp->grf_clk);
+
+	return 0;
+}
+
+static int cdn_dp_clk_enable(struct cdn_dp_device *dp)
+{
+	int ret;
+	unsigned long rate;
+
+	ret = clk_prepare_enable(dp->pclk);
+	if (ret < 0) {
+		DRM_DEV_ERROR(dp->dev, "cannot enable dp pclk %d\n", ret);
+		goto err_pclk;
+	}
+
+	ret = clk_prepare_enable(dp->core_clk);
+	if (ret < 0) {
+		DRM_DEV_ERROR(dp->dev, "cannot enable core_clk %d\n", ret);
+		goto err_core_clk;
+	}
+
+	ret = pm_runtime_get_sync(dp->dev);
+	if (ret < 0) {
+		DRM_DEV_ERROR(dp->dev, "cannot get pm runtime %d\n", ret);
+		goto err_pm_runtime_get;
+	}
+
+	reset_control_assert(dp->core_rst);
+	reset_control_assert(dp->dptx_rst);
+	reset_control_assert(dp->apb_rst);
+	reset_control_deassert(dp->core_rst);
+	reset_control_deassert(dp->dptx_rst);
+	reset_control_deassert(dp->apb_rst);
+
+	rate = clk_get_rate(dp->core_clk);
+	if (!rate) {
+		DRM_DEV_ERROR(dp->dev, "get clk rate failed\n");
+		ret = -EINVAL;
+		goto err_set_rate;
+	}
+
+	cdn_dp_set_fw_clk(dp, rate);
+	cdn_dp_clock_reset(dp);
+
+	return 0;
+
+err_set_rate:
+	pm_runtime_put(dp->dev);
+err_pm_runtime_get:
+	clk_disable_unprepare(dp->core_clk);
+err_core_clk:
+	clk_disable_unprepare(dp->pclk);
+err_pclk:
+	return ret;
+}
+
+static void cdn_dp_clk_disable(struct cdn_dp_device *dp)
+{
+	pm_runtime_put_sync(dp->dev);
+	clk_disable_unprepare(dp->pclk);
+	clk_disable_unprepare(dp->core_clk);
+}
+
+static int cdn_dp_get_port_lanes(struct cdn_dp_port *port)
+{
+	struct extcon_dev *edev = port->extcon;
+	union extcon_property_value property;
+	int dptx;
+	u8 lanes;
+
+	dptx = extcon_get_state(edev, EXTCON_DISP_DP);
+	if (dptx > 0) {
+		extcon_get_property(edev, EXTCON_DISP_DP,
+				    EXTCON_PROP_USB_SS, &property);
+		if (property.intval)
+			lanes = 2;
+		else
+			lanes = 4;
+	} else {
+		lanes = 0;
+	}
+
+	return lanes;
+}
+
+static int cdn_dp_get_sink_count(struct cdn_dp_device *dp, u8 *sink_count)
+{
+	int ret;
+	u8 value;
+
+	*sink_count = 0;
+	ret = cdn_dp_dpcd_read(dp, DP_SINK_COUNT, &value, 1);
+	if (ret)
+		return ret;
+
+	*sink_count = DP_GET_SINK_COUNT(value);
+	return 0;
+}
+
+static struct cdn_dp_port *cdn_dp_connected_port(struct cdn_dp_device *dp)
+{
+	struct cdn_dp_port *port;
+	int i, lanes;
+
+	for (i = 0; i < dp->ports; i++) {
+		port = dp->port[i];
+		lanes = cdn_dp_get_port_lanes(port);
+		if (lanes)
+			return port;
+	}
+	return NULL;
+}
+
+static bool cdn_dp_check_sink_connection(struct cdn_dp_device *dp)
+{
+	unsigned long timeout = jiffies + msecs_to_jiffies(CDN_DPCD_TIMEOUT_MS);
+	struct cdn_dp_port *port;
+	u8 sink_count = 0;
+
+	if (dp->active_port < 0 || dp->active_port >= dp->ports) {
+		DRM_DEV_ERROR(dp->dev, "active_port is wrong!\n");
+		return false;
+	}
+
+	port = dp->port[dp->active_port];
+
+	/*
+	 * Attempt to read sink count, retry in case the sink may not be ready.
+	 *
+	 * Sinks are *supposed* to come up within 1ms from an off state, but
+	 * some docks need more time to power up.
+	 */
+	while (time_before(jiffies, timeout)) {
+		if (!extcon_get_state(port->extcon, EXTCON_DISP_DP))
+			return false;
+
+		if (!cdn_dp_get_sink_count(dp, &sink_count))
+			return sink_count ? true : false;
+
+		usleep_range(5000, 10000);
+	}
+
+	DRM_DEV_ERROR(dp->dev, "Get sink capability timed out\n");
+	return false;
+}
+
+static enum drm_connector_status
+cdn_dp_connector_detect(struct drm_connector *connector, bool force)
+{
+	struct cdn_dp_device *dp = connector_to_dp(connector);
+	enum drm_connector_status status = connector_status_disconnected;
+
+	mutex_lock(&dp->lock);
+	if (dp->connected)
+		status = connector_status_connected;
+	mutex_unlock(&dp->lock);
+
+	return status;
+}
+
+static void cdn_dp_connector_destroy(struct drm_connector *connector)
+{
+	drm_connector_unregister(connector);
+	drm_connector_cleanup(connector);
+}
+
+static const struct drm_connector_funcs cdn_dp_atomic_connector_funcs = {
+	.detect = cdn_dp_connector_detect,
+	.destroy = cdn_dp_connector_destroy,
+	.fill_modes = drm_helper_probe_single_connector_modes,
+	.reset = drm_atomic_helper_connector_reset,
+	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
+	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
+};
+
+static int cdn_dp_connector_get_modes(struct drm_connector *connector)
+{
+	struct cdn_dp_device *dp = connector_to_dp(connector);
+	struct edid *edid;
+	int ret = 0;
+
+	mutex_lock(&dp->lock);
+	edid = dp->edid;
+	if (edid) {
+		DRM_DEV_DEBUG_KMS(dp->dev, "got edid: width[%d] x height[%d]\n",
+				  edid->width_cm, edid->height_cm);
+
+		dp->sink_has_audio = drm_detect_monitor_audio(edid);
+		ret = drm_add_edid_modes(connector, edid);
+		if (ret)
+			drm_connector_update_edid_property(connector,
+								edid);
+	}
+	mutex_unlock(&dp->lock);
+
+	return ret;
+}
+
+static enum drm_mode_status
+cdn_dp_connector_mode_valid(struct drm_connector *connector,
+			    struct drm_display_mode *mode)
+{
+	struct cdn_dp_device *dp = connector_to_dp(connector);
+	struct drm_display_info *display_info = &dp->connector.display_info;
+	u32 requested, actual, rate, sink_max, source_max = 0;
+	u8 lanes, bpc;
+
+	/* If DP is disconnected, every mode is invalid */
+	if (!dp->connected)
+		return MODE_BAD;
+
+	switch (display_info->bpc) {
+	case 10:
+		bpc = 10;
+		break;
+	case 6:
+		bpc = 6;
+		break;
+	default:
+		bpc = 8;
+		break;
+	}
+
+	requested = mode->clock * bpc * 3 / 1000;
+
+	source_max = dp->lanes;
+	sink_max = drm_dp_max_lane_count(dp->dpcd);
+	lanes = min(source_max, sink_max);
+
+	source_max = drm_dp_bw_code_to_link_rate(CDN_DP_MAX_LINK_RATE);
+	sink_max = drm_dp_max_link_rate(dp->dpcd);
+	rate = min(source_max, sink_max);
+
+	actual = rate * lanes / 100;
+
+	/* efficiency is about 0.8 */
+	actual = actual * 8 / 10;
+
+	if (requested > actual) {
+		DRM_DEV_DEBUG_KMS(dp->dev,
+				  "requested=%d, actual=%d, clock=%d\n",
+				  requested, actual, mode->clock);
+		return MODE_CLOCK_HIGH;
+	}
+
+	return MODE_OK;
+}
+
+static struct drm_connector_helper_funcs cdn_dp_connector_helper_funcs = {
+	.get_modes = cdn_dp_connector_get_modes,
+	.mode_valid = cdn_dp_connector_mode_valid,
+};
+
+static int cdn_dp_firmware_init(struct cdn_dp_device *dp)
+{
+	int ret;
+	const u32 *iram_data, *dram_data;
+	const struct firmware *fw = dp->fw;
+	const struct cdn_firmware_header *hdr;
+
+	hdr = (struct cdn_firmware_header *)fw->data;
+	if (fw->size != le32_to_cpu(hdr->size_bytes)) {
+		DRM_DEV_ERROR(dp->dev, "firmware is invalid\n");
+		return -EINVAL;
+	}
+
+	iram_data = (const u32 *)(fw->data + hdr->header_size);
+	dram_data = (const u32 *)(fw->data + hdr->header_size + hdr->iram_size);
+
+	ret = cdn_dp_load_firmware(dp, iram_data, hdr->iram_size,
+				   dram_data, hdr->dram_size);
+	if (ret)
+		return ret;
+
+	ret = cdn_dp_set_firmware_active(dp, true);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "active ucpu failed: %d\n", ret);
+		return ret;
+	}
+
+	return cdn_dp_event_config(dp);
+}
+
+static int cdn_dp_get_sink_capability(struct cdn_dp_device *dp)
+{
+	int ret;
+
+	if (!cdn_dp_check_sink_connection(dp))
+		return -ENODEV;
+
+	ret = cdn_dp_dpcd_read(dp, DP_DPCD_REV, dp->dpcd,
+			       DP_RECEIVER_CAP_SIZE);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "Failed to get caps %d\n", ret);
+		return ret;
+	}
+
+	kfree(dp->edid);
+	dp->edid = drm_do_get_edid(&dp->connector,
+				   cdn_dp_get_edid_block, dp);
+	return 0;
+}
+
+static int cdn_dp_enable_phy(struct cdn_dp_device *dp, struct cdn_dp_port *port)
+{
+	union extcon_property_value property;
+	int ret;
+
+	if (!port->phy_enabled) {
+		ret = phy_power_on(port->phy);
+		if (ret) {
+			DRM_DEV_ERROR(dp->dev, "phy power on failed: %d\n",
+				      ret);
+			goto err_phy;
+		}
+		port->phy_enabled = true;
+	}
+
+	ret = cdn_dp_grf_write(dp, GRF_SOC_CON26,
+			       DPTX_HPD_SEL_MASK | DPTX_HPD_SEL);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "Failed to write HPD_SEL %d\n", ret);
+		goto err_power_on;
+	}
+
+	ret = cdn_dp_get_hpd_status(dp);
+	if (ret <= 0) {
+		if (!ret)
+			DRM_DEV_ERROR(dp->dev, "hpd does not exist\n");
+		goto err_power_on;
+	}
+
+	ret = extcon_get_property(port->extcon, EXTCON_DISP_DP,
+				  EXTCON_PROP_USB_TYPEC_POLARITY, &property);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "get property failed\n");
+		goto err_power_on;
+	}
+
+	port->lanes = cdn_dp_get_port_lanes(port);
+	ret = cdn_dp_set_host_cap(dp, port->lanes, property.intval);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "set host capabilities failed: %d\n",
+			      ret);
+		goto err_power_on;
+	}
+
+	dp->active_port = port->id;
+	return 0;
+
+err_power_on:
+	if (phy_power_off(port->phy))
+		DRM_DEV_ERROR(dp->dev, "phy power off failed: %d", ret);
+	else
+		port->phy_enabled = false;
+
+err_phy:
+	cdn_dp_grf_write(dp, GRF_SOC_CON26,
+			 DPTX_HPD_SEL_MASK | DPTX_HPD_DEL);
+	return ret;
+}
+
+static int cdn_dp_disable_phy(struct cdn_dp_device *dp,
+			      struct cdn_dp_port *port)
+{
+	int ret;
+
+	if (port->phy_enabled) {
+		ret = phy_power_off(port->phy);
+		if (ret) {
+			DRM_DEV_ERROR(dp->dev, "phy power off failed: %d", ret);
+			return ret;
+		}
+	}
+
+	port->phy_enabled = false;
+	port->lanes = 0;
+	dp->active_port = -1;
+	return 0;
+}
+
+static int cdn_dp_disable(struct cdn_dp_device *dp)
+{
+	int ret, i;
+
+	if (!dp->active)
+		return 0;
+
+	for (i = 0; i < dp->ports; i++)
+		cdn_dp_disable_phy(dp, dp->port[i]);
+
+	ret = cdn_dp_grf_write(dp, GRF_SOC_CON26,
+			       DPTX_HPD_SEL_MASK | DPTX_HPD_DEL);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "Failed to clear hpd sel %d\n",
+			      ret);
+		return ret;
+	}
+
+	cdn_dp_set_firmware_active(dp, false);
+	cdn_dp_clk_disable(dp);
+	dp->active = false;
+	dp->max_lanes = 0;
+	dp->max_rate = 0;
+	if (!dp->connected) {
+		kfree(dp->edid);
+		dp->edid = NULL;
+	}
+
+	return 0;
+}
+
+static int cdn_dp_enable(struct cdn_dp_device *dp)
+{
+	int ret, i, lanes;
+	struct cdn_dp_port *port;
+
+	port = cdn_dp_connected_port(dp);
+	if (!port) {
+		DRM_DEV_ERROR(dp->dev,
+			      "Can't enable without connection\n");
+		return -ENODEV;
+	}
+
+	if (dp->active)
+		return 0;
+
+	ret = cdn_dp_clk_enable(dp);
+	if (ret)
+		return ret;
+
+	ret = cdn_dp_firmware_init(dp);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "firmware init failed: %d", ret);
+		goto err_clk_disable;
+	}
+
+	/* only enable the port that connected with downstream device */
+	for (i = port->id; i < dp->ports; i++) {
+		port = dp->port[i];
+		lanes = cdn_dp_get_port_lanes(port);
+		if (lanes) {
+			ret = cdn_dp_enable_phy(dp, port);
+			if (ret)
+				continue;
+
+			ret = cdn_dp_get_sink_capability(dp);
+			if (ret) {
+				cdn_dp_disable_phy(dp, port);
+			} else {
+				dp->active = true;
+				dp->lanes = port->lanes;
+				return 0;
+			}
+		}
+	}
+
+err_clk_disable:
+	cdn_dp_clk_disable(dp);
+	return ret;
+}
+
+static void cdn_dp_encoder_mode_set(struct drm_encoder *encoder,
+				    struct drm_display_mode *mode,
+				    struct drm_display_mode *adjusted)
+{
+	struct cdn_dp_device *dp = encoder_to_dp(encoder);
+	struct drm_display_info *display_info = &dp->connector.display_info;
+	struct video_info *video = &dp->video_info;
+
+	switch (display_info->bpc) {
+	case 10:
+		video->color_depth = 10;
+		break;
+	case 6:
+		video->color_depth = 6;
+		break;
+	default:
+		video->color_depth = 8;
+		break;
+	}
+
+	video->color_fmt = PXL_RGB;
+	video->v_sync_polarity = !!(mode->flags & DRM_MODE_FLAG_NVSYNC);
+	video->h_sync_polarity = !!(mode->flags & DRM_MODE_FLAG_NHSYNC);
+
+	drm_mode_copy(&dp->mode, adjusted);
+}
+
+static bool cdn_dp_check_link_status(struct cdn_dp_device *dp)
+{
+	u8 link_status[DP_LINK_STATUS_SIZE];
+	struct cdn_dp_port *port = cdn_dp_connected_port(dp);
+	u8 sink_lanes = drm_dp_max_lane_count(dp->dpcd);
+
+	if (!port || !dp->max_rate || !dp->max_lanes)
+		return false;
+
+	if (cdn_dp_dpcd_read(dp, DP_LANE0_1_STATUS, link_status,
+			     DP_LINK_STATUS_SIZE)) {
+		DRM_ERROR("Failed to get link status\n");
+		return false;
+	}
+
+	/* if link training is requested we should perform it always */
+	return drm_dp_channel_eq_ok(link_status, min(port->lanes, sink_lanes));
+}
+
+static void cdn_dp_encoder_enable(struct drm_encoder *encoder)
+{
+	struct cdn_dp_device *dp = encoder_to_dp(encoder);
+	int ret, val;
+
+	ret = drm_of_encoder_active_endpoint_id(dp->dev->of_node, encoder);
+	if (ret < 0) {
+		DRM_DEV_ERROR(dp->dev, "Could not get vop id, %d", ret);
+		return;
+	}
+
+	DRM_DEV_DEBUG_KMS(dp->dev, "vop %s output to cdn-dp\n",
+			  (ret) ? "LIT" : "BIG");
+	if (ret)
+		val = DP_SEL_VOP_LIT | (DP_SEL_VOP_LIT << 16);
+	else
+		val = DP_SEL_VOP_LIT << 16;
+
+	ret = cdn_dp_grf_write(dp, GRF_SOC_CON9, val);
+	if (ret)
+		return;
+
+	mutex_lock(&dp->lock);
+
+	ret = cdn_dp_enable(dp);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "Failed to enable encoder %d\n",
+			      ret);
+		goto out;
+	}
+	if (!cdn_dp_check_link_status(dp)) {
+		ret = cdn_dp_train_link(dp);
+		if (ret) {
+			DRM_DEV_ERROR(dp->dev, "Failed link train %d\n", ret);
+			goto out;
+		}
+	}
+
+	ret = cdn_dp_set_video_status(dp, CONTROL_VIDEO_IDLE);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "Failed to idle video %d\n", ret);
+		goto out;
+	}
+
+	ret = cdn_dp_config_video(dp);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "Failed to config video %d\n", ret);
+		goto out;
+	}
+
+	ret = cdn_dp_set_video_status(dp, CONTROL_VIDEO_VALID);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "Failed to valid video %d\n", ret);
+		goto out;
+	}
+out:
+	mutex_unlock(&dp->lock);
+}
+
+static void cdn_dp_encoder_disable(struct drm_encoder *encoder)
+{
+	struct cdn_dp_device *dp = encoder_to_dp(encoder);
+	int ret;
+
+	mutex_lock(&dp->lock);
+	if (dp->active) {
+		ret = cdn_dp_disable(dp);
+		if (ret) {
+			DRM_DEV_ERROR(dp->dev, "Failed to disable encoder %d\n",
+				      ret);
+		}
+	}
+	mutex_unlock(&dp->lock);
+
+	/*
+	 * In the following 2 cases, we need to run the event_work to re-enable
+	 * the DP:
+	 * 1. If there is not just one port device is connected, and remove one
+	 *    device from a port, the DP will be disabled here, at this case,
+	 *    run the event_work to re-open DP for the other port.
+	 * 2. If re-training or re-config failed, the DP will be disabled here.
+	 *    run the event_work to re-connect it.
+	 */
+	if (!dp->connected && cdn_dp_connected_port(dp))
+		schedule_work(&dp->event_work);
+}
+
+static int cdn_dp_encoder_atomic_check(struct drm_encoder *encoder,
+				       struct drm_crtc_state *crtc_state,
+				       struct drm_connector_state *conn_state)
+{
+	struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc_state);
+
+	s->output_mode = ROCKCHIP_OUT_MODE_AAAA;
+	s->output_type = DRM_MODE_CONNECTOR_DisplayPort;
+
+	return 0;
+}
+
+static const struct drm_encoder_helper_funcs cdn_dp_encoder_helper_funcs = {
+	.mode_set = cdn_dp_encoder_mode_set,
+	.enable = cdn_dp_encoder_enable,
+	.disable = cdn_dp_encoder_disable,
+	.atomic_check = cdn_dp_encoder_atomic_check,
+};
+
+static int cdn_dp_parse_dt(struct cdn_dp_device *dp)
+{
+	struct device *dev = dp->dev;
+	struct device_node *np = dev->of_node;
+	struct platform_device *pdev = to_platform_device(dev);
+	struct resource *res;
+
+	dp->grf = syscon_regmap_lookup_by_phandle(np, "rockchip,grf");
+	if (IS_ERR(dp->grf)) {
+		DRM_DEV_ERROR(dev, "cdn-dp needs rockchip,grf property\n");
+		return PTR_ERR(dp->grf);
+	}
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	dp->regs = devm_ioremap_resource(dev, res);
+	if (IS_ERR(dp->regs)) {
+		DRM_DEV_ERROR(dev, "ioremap reg failed\n");
+		return PTR_ERR(dp->regs);
+	}
+
+	dp->core_clk = devm_clk_get(dev, "core-clk");
+	if (IS_ERR(dp->core_clk)) {
+		DRM_DEV_ERROR(dev, "cannot get core_clk_dp\n");
+		return PTR_ERR(dp->core_clk);
+	}
+
+	dp->pclk = devm_clk_get(dev, "pclk");
+	if (IS_ERR(dp->pclk)) {
+		DRM_DEV_ERROR(dev, "cannot get pclk\n");
+		return PTR_ERR(dp->pclk);
+	}
+
+	dp->spdif_clk = devm_clk_get(dev, "spdif");
+	if (IS_ERR(dp->spdif_clk)) {
+		DRM_DEV_ERROR(dev, "cannot get spdif_clk\n");
+		return PTR_ERR(dp->spdif_clk);
+	}
+
+	dp->grf_clk = devm_clk_get(dev, "grf");
+	if (IS_ERR(dp->grf_clk)) {
+		DRM_DEV_ERROR(dev, "cannot get grf clk\n");
+		return PTR_ERR(dp->grf_clk);
+	}
+
+	dp->spdif_rst = devm_reset_control_get(dev, "spdif");
+	if (IS_ERR(dp->spdif_rst)) {
+		DRM_DEV_ERROR(dev, "no spdif reset control found\n");
+		return PTR_ERR(dp->spdif_rst);
+	}
+
+	dp->dptx_rst = devm_reset_control_get(dev, "dptx");
+	if (IS_ERR(dp->dptx_rst)) {
+		DRM_DEV_ERROR(dev, "no uphy reset control found\n");
+		return PTR_ERR(dp->dptx_rst);
+	}
+
+	dp->core_rst = devm_reset_control_get(dev, "core");
+	if (IS_ERR(dp->core_rst)) {
+		DRM_DEV_ERROR(dev, "no core reset control found\n");
+		return PTR_ERR(dp->core_rst);
+	}
+
+	dp->apb_rst = devm_reset_control_get(dev, "apb");
+	if (IS_ERR(dp->apb_rst)) {
+		DRM_DEV_ERROR(dev, "no apb reset control found\n");
+		return PTR_ERR(dp->apb_rst);
+	}
+
+	return 0;
+}
+
+static int cdn_dp_audio_hw_params(struct device *dev,  void *data,
+				  struct hdmi_codec_daifmt *daifmt,
+				  struct hdmi_codec_params *params)
+{
+	struct cdn_dp_device *dp = dev_get_drvdata(dev);
+	struct audio_info audio = {
+		.sample_width = params->sample_width,
+		.sample_rate = params->sample_rate,
+		.channels = params->channels,
+	};
+	int ret;
+
+	mutex_lock(&dp->lock);
+	if (!dp->active) {
+		ret = -ENODEV;
+		goto out;
+	}
+
+	switch (daifmt->fmt) {
+	case HDMI_I2S:
+		audio.format = AFMT_I2S;
+		break;
+	case HDMI_SPDIF:
+		audio.format = AFMT_SPDIF;
+		break;
+	default:
+		DRM_DEV_ERROR(dev, "Invalid format %d\n", daifmt->fmt);
+		ret = -EINVAL;
+		goto out;
+	}
+
+	ret = cdn_dp_audio_config(dp, &audio);
+	if (!ret)
+		dp->audio_info = audio;
+
+out:
+	mutex_unlock(&dp->lock);
+	return ret;
+}
+
+static void cdn_dp_audio_shutdown(struct device *dev, void *data)
+{
+	struct cdn_dp_device *dp = dev_get_drvdata(dev);
+	int ret;
+
+	mutex_lock(&dp->lock);
+	if (!dp->active)
+		goto out;
+
+	ret = cdn_dp_audio_stop(dp, &dp->audio_info);
+	if (!ret)
+		dp->audio_info.format = AFMT_UNUSED;
+out:
+	mutex_unlock(&dp->lock);
+}
+
+static int cdn_dp_audio_mute_stream(struct device *dev, void *data,
+				    bool enable, int direction)
+{
+	struct cdn_dp_device *dp = dev_get_drvdata(dev);
+	int ret;
+
+	mutex_lock(&dp->lock);
+	if (!dp->active) {
+		ret = -ENODEV;
+		goto out;
+	}
+
+	ret = cdn_dp_audio_mute(dp, enable);
+
+out:
+	mutex_unlock(&dp->lock);
+	return ret;
+}
+
+static int cdn_dp_audio_get_eld(struct device *dev, void *data,
+				u8 *buf, size_t len)
+{
+	struct cdn_dp_device *dp = dev_get_drvdata(dev);
+
+	memcpy(buf, dp->connector.eld, min(sizeof(dp->connector.eld), len));
+
+	return 0;
+}
+
+static const struct hdmi_codec_ops audio_codec_ops = {
+	.hw_params = cdn_dp_audio_hw_params,
+	.audio_shutdown = cdn_dp_audio_shutdown,
+	.mute_stream = cdn_dp_audio_mute_stream,
+	.get_eld = cdn_dp_audio_get_eld,
+	.no_capture_mute = 1,
+};
+
+static int cdn_dp_audio_codec_init(struct cdn_dp_device *dp,
+				   struct device *dev)
+{
+	struct hdmi_codec_pdata codec_data = {
+		.i2s = 1,
+		.spdif = 1,
+		.ops = &audio_codec_ops,
+		.max_i2s_channels = 8,
+	};
+
+	dp->audio_pdev = platform_device_register_data(
+			 dev, HDMI_CODEC_DRV_NAME, PLATFORM_DEVID_AUTO,
+			 &codec_data, sizeof(codec_data));
+
+	return PTR_ERR_OR_ZERO(dp->audio_pdev);
+}
+
+static int cdn_dp_request_firmware(struct cdn_dp_device *dp)
+{
+	int ret;
+	unsigned long timeout = jiffies + msecs_to_jiffies(CDN_FW_TIMEOUT_MS);
+	unsigned long sleep = 1000;
+
+	WARN_ON(!mutex_is_locked(&dp->lock));
+
+	if (dp->fw_loaded)
+		return 0;
+
+	/* Drop the lock before getting the firmware to avoid blocking boot */
+	mutex_unlock(&dp->lock);
+
+	while (time_before(jiffies, timeout)) {
+		ret = request_firmware(&dp->fw, CDN_DP_FIRMWARE, dp->dev);
+		if (ret == -ENOENT) {
+			msleep(sleep);
+			sleep *= 2;
+			continue;
+		} else if (ret) {
+			DRM_DEV_ERROR(dp->dev,
+				      "failed to request firmware: %d\n", ret);
+			goto out;
+		}
+
+		dp->fw_loaded = true;
+		ret = 0;
+		goto out;
+	}
+
+	DRM_DEV_ERROR(dp->dev, "Timed out trying to load firmware\n");
+	ret = -ETIMEDOUT;
+out:
+	mutex_lock(&dp->lock);
+	return ret;
+}
+
+static void cdn_dp_pd_event_work(struct work_struct *work)
+{
+	struct cdn_dp_device *dp = container_of(work, struct cdn_dp_device,
+						event_work);
+	struct drm_connector *connector = &dp->connector;
+	enum drm_connector_status old_status;
+
+	int ret;
+
+	mutex_lock(&dp->lock);
+
+	if (dp->suspended)
+		goto out;
+
+	ret = cdn_dp_request_firmware(dp);
+	if (ret)
+		goto out;
+
+	dp->connected = true;
+
+	/* Not connected, notify userspace to disable the block */
+	if (!cdn_dp_connected_port(dp)) {
+		DRM_DEV_INFO(dp->dev, "Not connected. Disabling cdn\n");
+		dp->connected = false;
+
+	/* Connected but not enabled, enable the block */
+	} else if (!dp->active) {
+		DRM_DEV_INFO(dp->dev, "Connected, not enabled. Enabling cdn\n");
+		ret = cdn_dp_enable(dp);
+		if (ret) {
+			DRM_DEV_ERROR(dp->dev, "Enable dp failed %d\n", ret);
+			dp->connected = false;
+		}
+
+	/* Enabled and connected to a dongle without a sink, notify userspace */
+	} else if (!cdn_dp_check_sink_connection(dp)) {
+		DRM_DEV_INFO(dp->dev, "Connected without sink. Assert hpd\n");
+		dp->connected = false;
+
+	/* Enabled and connected with a sink, re-train if requested */
+	} else if (!cdn_dp_check_link_status(dp)) {
+		unsigned int rate = dp->max_rate;
+		unsigned int lanes = dp->max_lanes;
+		struct drm_display_mode *mode = &dp->mode;
+
+		DRM_DEV_INFO(dp->dev, "Connected with sink. Re-train link\n");
+		ret = cdn_dp_train_link(dp);
+		if (ret) {
+			dp->connected = false;
+			DRM_DEV_ERROR(dp->dev, "Train link failed %d\n", ret);
+			goto out;
+		}
+
+		/* If training result is changed, update the video config */
+		if (mode->clock &&
+		    (rate != dp->max_rate || lanes != dp->max_lanes)) {
+			ret = cdn_dp_config_video(dp);
+			if (ret) {
+				dp->connected = false;
+				DRM_DEV_ERROR(dp->dev,
+					      "Failed to config video %d\n",
+					      ret);
+			}
+		}
+	}
+
+out:
+	mutex_unlock(&dp->lock);
+
+	old_status = connector->status;
+	connector->status = connector->funcs->detect(connector, false);
+	if (old_status != connector->status)
+		drm_kms_helper_hotplug_event(dp->drm_dev);
+}
+
+static int cdn_dp_pd_event(struct notifier_block *nb,
+			   unsigned long event, void *priv)
+{
+	struct cdn_dp_port *port = container_of(nb, struct cdn_dp_port,
+						event_nb);
+	struct cdn_dp_device *dp = port->dp;
+
+	/*
+	 * It would be nice to be able to just do the work inline right here.
+	 * However, we need to make a bunch of calls that might sleep in order
+	 * to turn on the block/phy, so use a worker instead.
+	 */
+	schedule_work(&dp->event_work);
+
+	return NOTIFY_DONE;
+}
+
+static int cdn_dp_bind(struct device *dev, struct device *master, void *data)
+{
+	struct cdn_dp_device *dp = dev_get_drvdata(dev);
+	struct drm_encoder *encoder;
+	struct drm_connector *connector;
+	struct cdn_dp_port *port;
+	struct drm_device *drm_dev = data;
+	int ret, i;
+
+	ret = cdn_dp_parse_dt(dp);
+	if (ret < 0)
+		return ret;
+
+	dp->drm_dev = drm_dev;
+	dp->connected = false;
+	dp->active = false;
+	dp->active_port = -1;
+	dp->fw_loaded = false;
+
+	INIT_WORK(&dp->event_work, cdn_dp_pd_event_work);
+
+	encoder = &dp->encoder;
+
+	encoder->possible_crtcs = drm_of_find_possible_crtcs(drm_dev,
+							     dev->of_node);
+	DRM_DEBUG_KMS("possible_crtcs = 0x%x\n", encoder->possible_crtcs);
+
+	ret = drm_simple_encoder_init(drm_dev, encoder,
+				      DRM_MODE_ENCODER_TMDS);
+	if (ret) {
+		DRM_ERROR("failed to initialize encoder with drm\n");
+		return ret;
+	}
+
+	drm_encoder_helper_add(encoder, &cdn_dp_encoder_helper_funcs);
+
+	connector = &dp->connector;
+	connector->polled = DRM_CONNECTOR_POLL_HPD;
+	connector->dpms = DRM_MODE_DPMS_OFF;
+
+	ret = drm_connector_init(drm_dev, connector,
+				 &cdn_dp_atomic_connector_funcs,
+				 DRM_MODE_CONNECTOR_DisplayPort);
+	if (ret) {
+		DRM_ERROR("failed to initialize connector with drm\n");
+		goto err_free_encoder;
+	}
+
+	drm_connector_helper_add(connector, &cdn_dp_connector_helper_funcs);
+
+	ret = drm_connector_attach_encoder(connector, encoder);
+	if (ret) {
+		DRM_ERROR("failed to attach connector and encoder\n");
+		goto err_free_connector;
+	}
+
+	for (i = 0; i < dp->ports; i++) {
+		port = dp->port[i];
+
+		port->event_nb.notifier_call = cdn_dp_pd_event;
+		ret = devm_extcon_register_notifier(dp->dev, port->extcon,
+						    EXTCON_DISP_DP,
+						    &port->event_nb);
+		if (ret) {
+			DRM_DEV_ERROR(dev,
+				      "register EXTCON_DISP_DP notifier err\n");
+			goto err_free_connector;
+		}
+	}
+
+	pm_runtime_enable(dev);
+
+	schedule_work(&dp->event_work);
+
+	return 0;
+
+err_free_connector:
+	drm_connector_cleanup(connector);
+err_free_encoder:
+	drm_encoder_cleanup(encoder);
+	return ret;
+}
+
+static void cdn_dp_unbind(struct device *dev, struct device *master, void *data)
+{
+	struct cdn_dp_device *dp = dev_get_drvdata(dev);
+	struct drm_encoder *encoder = &dp->encoder;
+	struct drm_connector *connector = &dp->connector;
+
+	cancel_work_sync(&dp->event_work);
+	cdn_dp_encoder_disable(encoder);
+	encoder->funcs->destroy(encoder);
+	connector->funcs->destroy(connector);
+
+	pm_runtime_disable(dev);
+	if (dp->fw_loaded)
+		release_firmware(dp->fw);
+	kfree(dp->edid);
+	dp->edid = NULL;
+}
+
+static const struct component_ops cdn_dp_component_ops = {
+	.bind = cdn_dp_bind,
+	.unbind = cdn_dp_unbind,
+};
+
+static int cdn_dp_suspend(struct device *dev)
+{
+	struct cdn_dp_device *dp = dev_get_drvdata(dev);
+	int ret = 0;
+
+	mutex_lock(&dp->lock);
+	if (dp->active)
+		ret = cdn_dp_disable(dp);
+	dp->suspended = true;
+	mutex_unlock(&dp->lock);
+
+	return ret;
+}
+
+static __maybe_unused int cdn_dp_resume(struct device *dev)
+{
+	struct cdn_dp_device *dp = dev_get_drvdata(dev);
+
+	mutex_lock(&dp->lock);
+	dp->suspended = false;
+	if (dp->fw_loaded)
+		schedule_work(&dp->event_work);
+	mutex_unlock(&dp->lock);
+
+	return 0;
+}
+
+static int cdn_dp_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	const struct of_device_id *match;
+	struct cdn_dp_data *dp_data;
+	struct cdn_dp_port *port;
+	struct cdn_dp_device *dp;
+	struct extcon_dev *extcon;
+	struct phy *phy;
+	int ret;
+	int i;
+
+	dp = devm_kzalloc(dev, sizeof(*dp), GFP_KERNEL);
+	if (!dp)
+		return -ENOMEM;
+	dp->dev = dev;
+
+	match = of_match_node(cdn_dp_dt_ids, pdev->dev.of_node);
+	dp_data = (struct cdn_dp_data *)match->data;
+
+	for (i = 0; i < dp_data->max_phy; i++) {
+		extcon = extcon_get_edev_by_phandle(dev, i);
+		phy = devm_of_phy_get_by_index(dev, dev->of_node, i);
+
+		if (PTR_ERR(extcon) == -EPROBE_DEFER ||
+		    PTR_ERR(phy) == -EPROBE_DEFER)
+			return -EPROBE_DEFER;
+
+		if (IS_ERR(extcon) || IS_ERR(phy))
+			continue;
+
+		port = devm_kzalloc(dev, sizeof(*port), GFP_KERNEL);
+		if (!port)
+			return -ENOMEM;
+
+		port->extcon = extcon;
+		port->phy = phy;
+		port->dp = dp;
+		port->id = i;
+		dp->port[dp->ports++] = port;
+	}
+
+	if (!dp->ports) {
+		DRM_DEV_ERROR(dev, "missing extcon or phy\n");
+		return -EINVAL;
+	}
+
+	mutex_init(&dp->lock);
+	dev_set_drvdata(dev, dp);
+
+	ret = cdn_dp_audio_codec_init(dp, dev);
+	if (ret)
+		return ret;
+
+	ret = component_add(dev, &cdn_dp_component_ops);
+	if (ret)
+		goto err_audio_deinit;
+
+	return 0;
+
+err_audio_deinit:
+	platform_device_unregister(dp->audio_pdev);
+	return ret;
+}
+
+static int cdn_dp_remove(struct platform_device *pdev)
+{
+	struct cdn_dp_device *dp = platform_get_drvdata(pdev);
+
+	platform_device_unregister(dp->audio_pdev);
+	cdn_dp_suspend(dp->dev);
+	component_del(&pdev->dev, &cdn_dp_component_ops);
+
+	return 0;
+}
+
+static void cdn_dp_shutdown(struct platform_device *pdev)
+{
+	struct cdn_dp_device *dp = platform_get_drvdata(pdev);
+
+	cdn_dp_suspend(dp->dev);
+}
+
+static const struct dev_pm_ops cdn_dp_pm_ops = {
+	SET_SYSTEM_SLEEP_PM_OPS(cdn_dp_suspend,
+				cdn_dp_resume)
+};
+
+struct platform_driver cdn_dp_driver = {
+	.probe = cdn_dp_probe,
+	.remove = cdn_dp_remove,
+	.shutdown = cdn_dp_shutdown,
+	.driver = {
+		   .name = "cdn-dp",
+		   .owner = THIS_MODULE,
+		   .of_match_table = of_match_ptr(cdn_dp_dt_ids),
+		   .pm = &cdn_dp_pm_ops,
+	},
+};
diff --git a/drivers/gpu/drm/rockchip/cdn-dp-core.h b/drivers/gpu/drm/rockchip/cdn-dp-core.h
new file mode 100644
index 000000000..81ac9b658
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/cdn-dp-core.h
@@ -0,0 +1,105 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2016 Chris Zhong <zyw@rock-chips.com>
+ * Copyright (C) 2016 ROCKCHIP, Inc.
+ */
+
+#ifndef _CDN_DP_CORE_H
+#define _CDN_DP_CORE_H
+
+#include <drm/drm_dp_helper.h>
+#include <drm/drm_panel.h>
+#include <drm/drm_probe_helper.h>
+
+#include "rockchip_drm_drv.h"
+
+#define MAX_PHY		2
+
+enum audio_format {
+	AFMT_I2S = 0,
+	AFMT_SPDIF = 1,
+	AFMT_UNUSED,
+};
+
+struct audio_info {
+	enum audio_format format;
+	int sample_rate;
+	int channels;
+	int sample_width;
+};
+
+enum vic_pxl_encoding_format {
+	PXL_RGB = 0x1,
+	YCBCR_4_4_4 = 0x2,
+	YCBCR_4_2_2 = 0x4,
+	YCBCR_4_2_0 = 0x8,
+	Y_ONLY = 0x10,
+};
+
+struct video_info {
+	bool h_sync_polarity;
+	bool v_sync_polarity;
+	bool interlaced;
+	int color_depth;
+	enum vic_pxl_encoding_format color_fmt;
+};
+
+struct cdn_firmware_header {
+	u32 size_bytes; /* size of the entire header+image(s) in bytes */
+	u32 header_size; /* size of just the header in bytes */
+	u32 iram_size; /* size of iram */
+	u32 dram_size; /* size of dram */
+};
+
+struct cdn_dp_port {
+	struct cdn_dp_device *dp;
+	struct notifier_block event_nb;
+	struct extcon_dev *extcon;
+	struct phy *phy;
+	u8 lanes;
+	bool phy_enabled;
+	u8 id;
+};
+
+struct cdn_dp_device {
+	struct device *dev;
+	struct drm_device *drm_dev;
+	struct drm_connector connector;
+	struct drm_encoder encoder;
+	struct drm_display_mode mode;
+	struct platform_device *audio_pdev;
+	struct work_struct event_work;
+	struct edid *edid;
+
+	struct mutex lock;
+	bool connected;
+	bool active;
+	bool suspended;
+
+	const struct firmware *fw;	/* cdn dp firmware */
+	unsigned int fw_version;	/* cdn fw version */
+	bool fw_loaded;
+
+	void __iomem *regs;
+	struct regmap *grf;
+	struct clk *core_clk;
+	struct clk *pclk;
+	struct clk *spdif_clk;
+	struct clk *grf_clk;
+	struct reset_control *spdif_rst;
+	struct reset_control *dptx_rst;
+	struct reset_control *apb_rst;
+	struct reset_control *core_rst;
+	struct audio_info audio_info;
+	struct video_info video_info;
+	struct cdn_dp_port *port[MAX_PHY];
+	u8 ports;
+	u8 max_lanes;
+	unsigned int max_rate;
+	u8 lanes;
+	int active_port;
+
+	u8 dpcd[DP_RECEIVER_CAP_SIZE];
+	bool sink_has_audio;
+};
+#endif  /* _CDN_DP_CORE_H */
diff --git a/drivers/gpu/drm/rockchip/cdn-dp-reg.c b/drivers/gpu/drm/rockchip/cdn-dp-reg.c
new file mode 100644
index 000000000..33fb4d05c
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/cdn-dp-reg.c
@@ -0,0 +1,960 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author: Chris Zhong <zyw@rock-chips.com>
+ */
+
+#include <linux/clk.h>
+#include <linux/device.h>
+#include <linux/delay.h>
+#include <linux/io.h>
+#include <linux/iopoll.h>
+#include <linux/reset.h>
+
+#include "cdn-dp-core.h"
+#include "cdn-dp-reg.h"
+
+#define CDN_DP_SPDIF_CLK		200000000
+#define FW_ALIVE_TIMEOUT_US		1000000
+#define MAILBOX_RETRY_US		1000
+#define MAILBOX_TIMEOUT_US		5000000
+#define LINK_TRAINING_RETRY_MS		20
+#define LINK_TRAINING_TIMEOUT_MS	500
+
+void cdn_dp_set_fw_clk(struct cdn_dp_device *dp, unsigned long clk)
+{
+	writel(clk / 1000000, dp->regs + SW_CLK_H);
+}
+
+void cdn_dp_clock_reset(struct cdn_dp_device *dp)
+{
+	u32 val;
+
+	val = DPTX_FRMR_DATA_CLK_RSTN_EN |
+	      DPTX_FRMR_DATA_CLK_EN |
+	      DPTX_PHY_DATA_RSTN_EN |
+	      DPTX_PHY_DATA_CLK_EN |
+	      DPTX_PHY_CHAR_RSTN_EN |
+	      DPTX_PHY_CHAR_CLK_EN |
+	      SOURCE_AUX_SYS_CLK_RSTN_EN |
+	      SOURCE_AUX_SYS_CLK_EN |
+	      DPTX_SYS_CLK_RSTN_EN |
+	      DPTX_SYS_CLK_EN |
+	      CFG_DPTX_VIF_CLK_RSTN_EN |
+	      CFG_DPTX_VIF_CLK_EN;
+	writel(val, dp->regs + SOURCE_DPTX_CAR);
+
+	val = SOURCE_PHY_RSTN_EN | SOURCE_PHY_CLK_EN;
+	writel(val, dp->regs + SOURCE_PHY_CAR);
+
+	val = SOURCE_PKT_SYS_RSTN_EN |
+	      SOURCE_PKT_SYS_CLK_EN |
+	      SOURCE_PKT_DATA_RSTN_EN |
+	      SOURCE_PKT_DATA_CLK_EN;
+	writel(val, dp->regs + SOURCE_PKT_CAR);
+
+	val = SPDIF_CDR_CLK_RSTN_EN |
+	      SPDIF_CDR_CLK_EN |
+	      SOURCE_AIF_SYS_RSTN_EN |
+	      SOURCE_AIF_SYS_CLK_EN |
+	      SOURCE_AIF_CLK_RSTN_EN |
+	      SOURCE_AIF_CLK_EN;
+	writel(val, dp->regs + SOURCE_AIF_CAR);
+
+	val = SOURCE_CIPHER_SYSTEM_CLK_RSTN_EN |
+	      SOURCE_CIPHER_SYS_CLK_EN |
+	      SOURCE_CIPHER_CHAR_CLK_RSTN_EN |
+	      SOURCE_CIPHER_CHAR_CLK_EN;
+	writel(val, dp->regs + SOURCE_CIPHER_CAR);
+
+	val = SOURCE_CRYPTO_SYS_CLK_RSTN_EN |
+	      SOURCE_CRYPTO_SYS_CLK_EN;
+	writel(val, dp->regs + SOURCE_CRYPTO_CAR);
+
+	/* enable Mailbox and PIF interrupt */
+	writel(0, dp->regs + APB_INT_MASK);
+}
+
+static int cdn_dp_mailbox_read(struct cdn_dp_device *dp)
+{
+	int val, ret;
+
+	ret = readx_poll_timeout(readl, dp->regs + MAILBOX_EMPTY_ADDR,
+				 val, !val, MAILBOX_RETRY_US,
+				 MAILBOX_TIMEOUT_US);
+	if (ret < 0)
+		return ret;
+
+	return readl(dp->regs + MAILBOX0_RD_DATA) & 0xff;
+}
+
+static int cdp_dp_mailbox_write(struct cdn_dp_device *dp, u8 val)
+{
+	int ret, full;
+
+	ret = readx_poll_timeout(readl, dp->regs + MAILBOX_FULL_ADDR,
+				 full, !full, MAILBOX_RETRY_US,
+				 MAILBOX_TIMEOUT_US);
+	if (ret < 0)
+		return ret;
+
+	writel(val, dp->regs + MAILBOX0_WR_DATA);
+
+	return 0;
+}
+
+static int cdn_dp_mailbox_validate_receive(struct cdn_dp_device *dp,
+					   u8 module_id, u8 opcode,
+					   u16 req_size)
+{
+	u32 mbox_size, i;
+	u8 header[4];
+	int ret;
+
+	/* read the header of the message */
+	for (i = 0; i < 4; i++) {
+		ret = cdn_dp_mailbox_read(dp);
+		if (ret < 0)
+			return ret;
+
+		header[i] = ret;
+	}
+
+	mbox_size = (header[2] << 8) | header[3];
+
+	if (opcode != header[0] || module_id != header[1] ||
+	    req_size != mbox_size) {
+		/*
+		 * If the message in mailbox is not what we want, we need to
+		 * clear the mailbox by reading its contents.
+		 */
+		for (i = 0; i < mbox_size; i++)
+			if (cdn_dp_mailbox_read(dp) < 0)
+				break;
+
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int cdn_dp_mailbox_read_receive(struct cdn_dp_device *dp,
+				       u8 *buff, u16 buff_size)
+{
+	u32 i;
+	int ret;
+
+	for (i = 0; i < buff_size; i++) {
+		ret = cdn_dp_mailbox_read(dp);
+		if (ret < 0)
+			return ret;
+
+		buff[i] = ret;
+	}
+
+	return 0;
+}
+
+static int cdn_dp_mailbox_send(struct cdn_dp_device *dp, u8 module_id,
+			       u8 opcode, u16 size, u8 *message)
+{
+	u8 header[4];
+	int ret, i;
+
+	header[0] = opcode;
+	header[1] = module_id;
+	header[2] = (size >> 8) & 0xff;
+	header[3] = size & 0xff;
+
+	for (i = 0; i < 4; i++) {
+		ret = cdp_dp_mailbox_write(dp, header[i]);
+		if (ret)
+			return ret;
+	}
+
+	for (i = 0; i < size; i++) {
+		ret = cdp_dp_mailbox_write(dp, message[i]);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+static int cdn_dp_reg_write(struct cdn_dp_device *dp, u16 addr, u32 val)
+{
+	u8 msg[6];
+
+	msg[0] = (addr >> 8) & 0xff;
+	msg[1] = addr & 0xff;
+	msg[2] = (val >> 24) & 0xff;
+	msg[3] = (val >> 16) & 0xff;
+	msg[4] = (val >> 8) & 0xff;
+	msg[5] = val & 0xff;
+	return cdn_dp_mailbox_send(dp, MB_MODULE_ID_DP_TX, DPTX_WRITE_REGISTER,
+				   sizeof(msg), msg);
+}
+
+static int cdn_dp_reg_write_bit(struct cdn_dp_device *dp, u16 addr,
+				u8 start_bit, u8 bits_no, u32 val)
+{
+	u8 field[8];
+
+	field[0] = (addr >> 8) & 0xff;
+	field[1] = addr & 0xff;
+	field[2] = start_bit;
+	field[3] = bits_no;
+	field[4] = (val >> 24) & 0xff;
+	field[5] = (val >> 16) & 0xff;
+	field[6] = (val >> 8) & 0xff;
+	field[7] = val & 0xff;
+
+	return cdn_dp_mailbox_send(dp, MB_MODULE_ID_DP_TX, DPTX_WRITE_FIELD,
+				   sizeof(field), field);
+}
+
+int cdn_dp_dpcd_read(struct cdn_dp_device *dp, u32 addr, u8 *data, u16 len)
+{
+	u8 msg[5], reg[5];
+	int ret;
+
+	msg[0] = (len >> 8) & 0xff;
+	msg[1] = len & 0xff;
+	msg[2] = (addr >> 16) & 0xff;
+	msg[3] = (addr >> 8) & 0xff;
+	msg[4] = addr & 0xff;
+	ret = cdn_dp_mailbox_send(dp, MB_MODULE_ID_DP_TX, DPTX_READ_DPCD,
+				  sizeof(msg), msg);
+	if (ret)
+		goto err_dpcd_read;
+
+	ret = cdn_dp_mailbox_validate_receive(dp, MB_MODULE_ID_DP_TX,
+					      DPTX_READ_DPCD,
+					      sizeof(reg) + len);
+	if (ret)
+		goto err_dpcd_read;
+
+	ret = cdn_dp_mailbox_read_receive(dp, reg, sizeof(reg));
+	if (ret)
+		goto err_dpcd_read;
+
+	ret = cdn_dp_mailbox_read_receive(dp, data, len);
+
+err_dpcd_read:
+	return ret;
+}
+
+int cdn_dp_dpcd_write(struct cdn_dp_device *dp, u32 addr, u8 value)
+{
+	u8 msg[6], reg[5];
+	int ret;
+
+	msg[0] = 0;
+	msg[1] = 1;
+	msg[2] = (addr >> 16) & 0xff;
+	msg[3] = (addr >> 8) & 0xff;
+	msg[4] = addr & 0xff;
+	msg[5] = value;
+	ret = cdn_dp_mailbox_send(dp, MB_MODULE_ID_DP_TX, DPTX_WRITE_DPCD,
+				  sizeof(msg), msg);
+	if (ret)
+		goto err_dpcd_write;
+
+	ret = cdn_dp_mailbox_validate_receive(dp, MB_MODULE_ID_DP_TX,
+					      DPTX_WRITE_DPCD, sizeof(reg));
+	if (ret)
+		goto err_dpcd_write;
+
+	ret = cdn_dp_mailbox_read_receive(dp, reg, sizeof(reg));
+	if (ret)
+		goto err_dpcd_write;
+
+	if (addr != (reg[2] << 16 | reg[3] << 8 | reg[4]))
+		ret = -EINVAL;
+
+err_dpcd_write:
+	if (ret)
+		DRM_DEV_ERROR(dp->dev, "dpcd write failed: %d\n", ret);
+	return ret;
+}
+
+int cdn_dp_load_firmware(struct cdn_dp_device *dp, const u32 *i_mem,
+			 u32 i_size, const u32 *d_mem, u32 d_size)
+{
+	u32 reg;
+	int i, ret;
+
+	/* reset ucpu before load firmware*/
+	writel(APB_IRAM_PATH | APB_DRAM_PATH | APB_XT_RESET,
+	       dp->regs + APB_CTRL);
+
+	for (i = 0; i < i_size; i += 4)
+		writel(*i_mem++, dp->regs + ADDR_IMEM + i);
+
+	for (i = 0; i < d_size; i += 4)
+		writel(*d_mem++, dp->regs + ADDR_DMEM + i);
+
+	/* un-reset ucpu */
+	writel(0, dp->regs + APB_CTRL);
+
+	/* check the keep alive register to make sure fw working */
+	ret = readx_poll_timeout(readl, dp->regs + KEEP_ALIVE,
+				 reg, reg, 2000, FW_ALIVE_TIMEOUT_US);
+	if (ret < 0) {
+		DRM_DEV_ERROR(dp->dev, "failed to loaded the FW reg = %x\n",
+			      reg);
+		return -EINVAL;
+	}
+
+	reg = readl(dp->regs + VER_L) & 0xff;
+	dp->fw_version = reg;
+	reg = readl(dp->regs + VER_H) & 0xff;
+	dp->fw_version |= reg << 8;
+	reg = readl(dp->regs + VER_LIB_L_ADDR) & 0xff;
+	dp->fw_version |= reg << 16;
+	reg = readl(dp->regs + VER_LIB_H_ADDR) & 0xff;
+	dp->fw_version |= reg << 24;
+
+	DRM_DEV_DEBUG(dp->dev, "firmware version: %x\n", dp->fw_version);
+
+	return 0;
+}
+
+int cdn_dp_set_firmware_active(struct cdn_dp_device *dp, bool enable)
+{
+	u8 msg[5];
+	int ret, i;
+
+	msg[0] = GENERAL_MAIN_CONTROL;
+	msg[1] = MB_MODULE_ID_GENERAL;
+	msg[2] = 0;
+	msg[3] = 1;
+	msg[4] = enable ? FW_ACTIVE : FW_STANDBY;
+
+	for (i = 0; i < sizeof(msg); i++) {
+		ret = cdp_dp_mailbox_write(dp, msg[i]);
+		if (ret)
+			goto err_set_firmware_active;
+	}
+
+	/* read the firmware state */
+	for (i = 0; i < sizeof(msg); i++)  {
+		ret = cdn_dp_mailbox_read(dp);
+		if (ret < 0)
+			goto err_set_firmware_active;
+
+		msg[i] = ret;
+	}
+
+	ret = 0;
+
+err_set_firmware_active:
+	if (ret < 0)
+		DRM_DEV_ERROR(dp->dev, "set firmware active failed\n");
+	return ret;
+}
+
+int cdn_dp_set_host_cap(struct cdn_dp_device *dp, u8 lanes, bool flip)
+{
+	u8 msg[8];
+	int ret;
+
+	msg[0] = CDN_DP_MAX_LINK_RATE;
+	msg[1] = lanes | SCRAMBLER_EN;
+	msg[2] = VOLTAGE_LEVEL_2;
+	msg[3] = PRE_EMPHASIS_LEVEL_3;
+	msg[4] = PTS1 | PTS2 | PTS3 | PTS4;
+	msg[5] = FAST_LT_NOT_SUPPORT;
+	msg[6] = flip ? LANE_MAPPING_FLIPPED : LANE_MAPPING_NORMAL;
+	msg[7] = ENHANCED;
+
+	ret = cdn_dp_mailbox_send(dp, MB_MODULE_ID_DP_TX,
+				  DPTX_SET_HOST_CAPABILITIES,
+				  sizeof(msg), msg);
+	if (ret)
+		goto err_set_host_cap;
+
+	ret = cdn_dp_reg_write(dp, DP_AUX_SWAP_INVERSION_CONTROL,
+			       AUX_HOST_INVERT);
+
+err_set_host_cap:
+	if (ret)
+		DRM_DEV_ERROR(dp->dev, "set host cap failed: %d\n", ret);
+	return ret;
+}
+
+int cdn_dp_event_config(struct cdn_dp_device *dp)
+{
+	u8 msg[5];
+	int ret;
+
+	memset(msg, 0, sizeof(msg));
+
+	msg[0] = DPTX_EVENT_ENABLE_HPD | DPTX_EVENT_ENABLE_TRAINING;
+
+	ret = cdn_dp_mailbox_send(dp, MB_MODULE_ID_DP_TX, DPTX_ENABLE_EVENT,
+				  sizeof(msg), msg);
+	if (ret)
+		DRM_DEV_ERROR(dp->dev, "set event config failed: %d\n", ret);
+
+	return ret;
+}
+
+u32 cdn_dp_get_event(struct cdn_dp_device *dp)
+{
+	return readl(dp->regs + SW_EVENTS0);
+}
+
+int cdn_dp_get_hpd_status(struct cdn_dp_device *dp)
+{
+	u8 status;
+	int ret;
+
+	ret = cdn_dp_mailbox_send(dp, MB_MODULE_ID_DP_TX, DPTX_HPD_STATE,
+				  0, NULL);
+	if (ret)
+		goto err_get_hpd;
+
+	ret = cdn_dp_mailbox_validate_receive(dp, MB_MODULE_ID_DP_TX,
+					      DPTX_HPD_STATE, sizeof(status));
+	if (ret)
+		goto err_get_hpd;
+
+	ret = cdn_dp_mailbox_read_receive(dp, &status, sizeof(status));
+	if (ret)
+		goto err_get_hpd;
+
+	return status;
+
+err_get_hpd:
+	DRM_DEV_ERROR(dp->dev, "get hpd status failed: %d\n", ret);
+	return ret;
+}
+
+int cdn_dp_get_edid_block(void *data, u8 *edid,
+			  unsigned int block, size_t length)
+{
+	struct cdn_dp_device *dp = data;
+	u8 msg[2], reg[2], i;
+	int ret;
+
+	for (i = 0; i < 4; i++) {
+		msg[0] = block / 2;
+		msg[1] = block % 2;
+
+		ret = cdn_dp_mailbox_send(dp, MB_MODULE_ID_DP_TX, DPTX_GET_EDID,
+					  sizeof(msg), msg);
+		if (ret)
+			continue;
+
+		ret = cdn_dp_mailbox_validate_receive(dp, MB_MODULE_ID_DP_TX,
+						      DPTX_GET_EDID,
+						      sizeof(reg) + length);
+		if (ret)
+			continue;
+
+		ret = cdn_dp_mailbox_read_receive(dp, reg, sizeof(reg));
+		if (ret)
+			continue;
+
+		ret = cdn_dp_mailbox_read_receive(dp, edid, length);
+		if (ret)
+			continue;
+
+		if (reg[0] == length && reg[1] == block / 2)
+			break;
+	}
+
+	if (ret)
+		DRM_DEV_ERROR(dp->dev, "get block[%d] edid failed: %d\n", block,
+			      ret);
+
+	return ret;
+}
+
+static int cdn_dp_training_start(struct cdn_dp_device *dp)
+{
+	unsigned long timeout;
+	u8 msg, event[2];
+	int ret;
+
+	msg = LINK_TRAINING_RUN;
+
+	/* start training */
+	ret = cdn_dp_mailbox_send(dp, MB_MODULE_ID_DP_TX, DPTX_TRAINING_CONTROL,
+				  sizeof(msg), &msg);
+	if (ret)
+		goto err_training_start;
+
+	timeout = jiffies + msecs_to_jiffies(LINK_TRAINING_TIMEOUT_MS);
+	while (time_before(jiffies, timeout)) {
+		msleep(LINK_TRAINING_RETRY_MS);
+		ret = cdn_dp_mailbox_send(dp, MB_MODULE_ID_DP_TX,
+					  DPTX_READ_EVENT, 0, NULL);
+		if (ret)
+			goto err_training_start;
+
+		ret = cdn_dp_mailbox_validate_receive(dp, MB_MODULE_ID_DP_TX,
+						      DPTX_READ_EVENT,
+						      sizeof(event));
+		if (ret)
+			goto err_training_start;
+
+		ret = cdn_dp_mailbox_read_receive(dp, event, sizeof(event));
+		if (ret)
+			goto err_training_start;
+
+		if (event[1] & EQ_PHASE_FINISHED)
+			return 0;
+	}
+
+	ret = -ETIMEDOUT;
+
+err_training_start:
+	DRM_DEV_ERROR(dp->dev, "training failed: %d\n", ret);
+	return ret;
+}
+
+static int cdn_dp_get_training_status(struct cdn_dp_device *dp)
+{
+	u8 status[10];
+	int ret;
+
+	ret = cdn_dp_mailbox_send(dp, MB_MODULE_ID_DP_TX, DPTX_READ_LINK_STAT,
+				  0, NULL);
+	if (ret)
+		goto err_get_training_status;
+
+	ret = cdn_dp_mailbox_validate_receive(dp, MB_MODULE_ID_DP_TX,
+					      DPTX_READ_LINK_STAT,
+					      sizeof(status));
+	if (ret)
+		goto err_get_training_status;
+
+	ret = cdn_dp_mailbox_read_receive(dp, status, sizeof(status));
+	if (ret)
+		goto err_get_training_status;
+
+	dp->max_rate = drm_dp_bw_code_to_link_rate(status[0]);
+	dp->max_lanes = status[1];
+
+err_get_training_status:
+	if (ret)
+		DRM_DEV_ERROR(dp->dev, "get training status failed: %d\n", ret);
+	return ret;
+}
+
+int cdn_dp_train_link(struct cdn_dp_device *dp)
+{
+	int ret;
+
+	ret = cdn_dp_training_start(dp);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "Failed to start training %d\n", ret);
+		return ret;
+	}
+
+	ret = cdn_dp_get_training_status(dp);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "Failed to get training stat %d\n", ret);
+		return ret;
+	}
+
+	DRM_DEV_DEBUG_KMS(dp->dev, "rate:0x%x, lanes:%d\n", dp->max_rate,
+			  dp->max_lanes);
+	return ret;
+}
+
+int cdn_dp_set_video_status(struct cdn_dp_device *dp, int active)
+{
+	u8 msg;
+	int ret;
+
+	msg = !!active;
+
+	ret = cdn_dp_mailbox_send(dp, MB_MODULE_ID_DP_TX, DPTX_SET_VIDEO,
+				  sizeof(msg), &msg);
+	if (ret)
+		DRM_DEV_ERROR(dp->dev, "set video status failed: %d\n", ret);
+
+	return ret;
+}
+
+static int cdn_dp_get_msa_misc(struct video_info *video,
+			       struct drm_display_mode *mode)
+{
+	u32 msa_misc;
+	u8 val[2] = {0};
+
+	switch (video->color_fmt) {
+	case PXL_RGB:
+	case Y_ONLY:
+		val[0] = 0;
+		break;
+	/* set YUV default color space conversion to BT601 */
+	case YCBCR_4_4_4:
+		val[0] = 6 + BT_601 * 8;
+		break;
+	case YCBCR_4_2_2:
+		val[0] = 5 + BT_601 * 8;
+		break;
+	case YCBCR_4_2_0:
+		val[0] = 5;
+		break;
+	}
+
+	switch (video->color_depth) {
+	case 6:
+		val[1] = 0;
+		break;
+	case 8:
+		val[1] = 1;
+		break;
+	case 10:
+		val[1] = 2;
+		break;
+	case 12:
+		val[1] = 3;
+		break;
+	case 16:
+		val[1] = 4;
+		break;
+	}
+
+	msa_misc = 2 * val[0] + 32 * val[1] +
+		   ((video->color_fmt == Y_ONLY) ? (1 << 14) : 0);
+
+	return msa_misc;
+}
+
+int cdn_dp_config_video(struct cdn_dp_device *dp)
+{
+	struct video_info *video = &dp->video_info;
+	struct drm_display_mode *mode = &dp->mode;
+	u64 symbol;
+	u32 val, link_rate, rem;
+	u8 bit_per_pix, tu_size_reg = TU_SIZE;
+	int ret;
+
+	bit_per_pix = (video->color_fmt == YCBCR_4_2_2) ?
+		      (video->color_depth * 2) : (video->color_depth * 3);
+
+	link_rate = dp->max_rate / 1000;
+
+	ret = cdn_dp_reg_write(dp, BND_HSYNC2VSYNC, VIF_BYPASS_INTERLACE);
+	if (ret)
+		goto err_config_video;
+
+	ret = cdn_dp_reg_write(dp, HSYNC2VSYNC_POL_CTRL, 0);
+	if (ret)
+		goto err_config_video;
+
+	/*
+	 * get a best tu_size and valid symbol:
+	 * 1. chose Lclk freq(162Mhz, 270Mhz, 540Mhz), set TU to 32
+	 * 2. calculate VS(valid symbol) = TU * Pclk * Bpp / (Lclk * Lanes)
+	 * 3. if VS > *.85 or VS < *.1 or VS < 2 or TU < VS + 4, then set
+	 *    TU += 2 and repeat 2nd step.
+	 */
+	do {
+		tu_size_reg += 2;
+		symbol = (u64)tu_size_reg * mode->clock * bit_per_pix;
+		do_div(symbol, dp->max_lanes * link_rate * 8);
+		rem = do_div(symbol, 1000);
+		if (tu_size_reg > 64) {
+			ret = -EINVAL;
+			DRM_DEV_ERROR(dp->dev,
+				      "tu error, clk:%d, lanes:%d, rate:%d\n",
+				      mode->clock, dp->max_lanes, link_rate);
+			goto err_config_video;
+		}
+	} while ((symbol <= 1) || (tu_size_reg - symbol < 4) ||
+		 (rem > 850) || (rem < 100));
+
+	val = symbol + (tu_size_reg << 8);
+	val |= TU_CNT_RST_EN;
+	ret = cdn_dp_reg_write(dp, DP_FRAMER_TU, val);
+	if (ret)
+		goto err_config_video;
+
+	/* set the FIFO Buffer size */
+	val = div_u64(mode->clock * (symbol + 1), 1000) + link_rate;
+	val /= (dp->max_lanes * link_rate);
+	val = div_u64(8 * (symbol + 1), bit_per_pix) - val;
+	val += 2;
+	ret = cdn_dp_reg_write(dp, DP_VC_TABLE(15), val);
+
+	switch (video->color_depth) {
+	case 6:
+		val = BCS_6;
+		break;
+	case 8:
+		val = BCS_8;
+		break;
+	case 10:
+		val = BCS_10;
+		break;
+	case 12:
+		val = BCS_12;
+		break;
+	case 16:
+		val = BCS_16;
+		break;
+	}
+
+	val += video->color_fmt << 8;
+	ret = cdn_dp_reg_write(dp, DP_FRAMER_PXL_REPR, val);
+	if (ret)
+		goto err_config_video;
+
+	val = video->h_sync_polarity ? DP_FRAMER_SP_HSP : 0;
+	val |= video->v_sync_polarity ? DP_FRAMER_SP_VSP : 0;
+	ret = cdn_dp_reg_write(dp, DP_FRAMER_SP, val);
+	if (ret)
+		goto err_config_video;
+
+	val = (mode->hsync_start - mode->hdisplay) << 16;
+	val |= mode->htotal - mode->hsync_end;
+	ret = cdn_dp_reg_write(dp, DP_FRONT_BACK_PORCH, val);
+	if (ret)
+		goto err_config_video;
+
+	val = mode->hdisplay * bit_per_pix / 8;
+	ret = cdn_dp_reg_write(dp, DP_BYTE_COUNT, val);
+	if (ret)
+		goto err_config_video;
+
+	val = mode->htotal | ((mode->htotal - mode->hsync_start) << 16);
+	ret = cdn_dp_reg_write(dp, MSA_HORIZONTAL_0, val);
+	if (ret)
+		goto err_config_video;
+
+	val = mode->hsync_end - mode->hsync_start;
+	val |= (mode->hdisplay << 16) | (video->h_sync_polarity << 15);
+	ret = cdn_dp_reg_write(dp, MSA_HORIZONTAL_1, val);
+	if (ret)
+		goto err_config_video;
+
+	val = mode->vtotal;
+	val |= (mode->vtotal - mode->vsync_start) << 16;
+	ret = cdn_dp_reg_write(dp, MSA_VERTICAL_0, val);
+	if (ret)
+		goto err_config_video;
+
+	val = mode->vsync_end - mode->vsync_start;
+	val |= (mode->vdisplay << 16) | (video->v_sync_polarity << 15);
+	ret = cdn_dp_reg_write(dp, MSA_VERTICAL_1, val);
+	if (ret)
+		goto err_config_video;
+
+	val = cdn_dp_get_msa_misc(video, mode);
+	ret = cdn_dp_reg_write(dp, MSA_MISC, val);
+	if (ret)
+		goto err_config_video;
+
+	ret = cdn_dp_reg_write(dp, STREAM_CONFIG, 1);
+	if (ret)
+		goto err_config_video;
+
+	val = mode->hsync_end - mode->hsync_start;
+	val |= mode->hdisplay << 16;
+	ret = cdn_dp_reg_write(dp, DP_HORIZONTAL, val);
+	if (ret)
+		goto err_config_video;
+
+	val = mode->vdisplay;
+	val |= (mode->vtotal - mode->vsync_start) << 16;
+	ret = cdn_dp_reg_write(dp, DP_VERTICAL_0, val);
+	if (ret)
+		goto err_config_video;
+
+	val = mode->vtotal;
+	ret = cdn_dp_reg_write(dp, DP_VERTICAL_1, val);
+	if (ret)
+		goto err_config_video;
+
+	ret = cdn_dp_reg_write_bit(dp, DP_VB_ID, 2, 1, 0);
+
+err_config_video:
+	if (ret)
+		DRM_DEV_ERROR(dp->dev, "config video failed: %d\n", ret);
+	return ret;
+}
+
+int cdn_dp_audio_stop(struct cdn_dp_device *dp, struct audio_info *audio)
+{
+	int ret;
+
+	ret = cdn_dp_reg_write(dp, AUDIO_PACK_CONTROL, 0);
+	if (ret) {
+		DRM_DEV_ERROR(dp->dev, "audio stop failed: %d\n", ret);
+		return ret;
+	}
+
+	writel(0, dp->regs + SPDIF_CTRL_ADDR);
+
+	/* clearn the audio config and reset */
+	writel(0, dp->regs + AUDIO_SRC_CNTL);
+	writel(0, dp->regs + AUDIO_SRC_CNFG);
+	writel(AUDIO_SW_RST, dp->regs + AUDIO_SRC_CNTL);
+	writel(0, dp->regs + AUDIO_SRC_CNTL);
+
+	/* reset smpl2pckt component  */
+	writel(0, dp->regs + SMPL2PKT_CNTL);
+	writel(AUDIO_SW_RST, dp->regs + SMPL2PKT_CNTL);
+	writel(0, dp->regs + SMPL2PKT_CNTL);
+
+	/* reset FIFO */
+	writel(AUDIO_SW_RST, dp->regs + FIFO_CNTL);
+	writel(0, dp->regs + FIFO_CNTL);
+
+	if (audio->format == AFMT_SPDIF)
+		clk_disable_unprepare(dp->spdif_clk);
+
+	return 0;
+}
+
+int cdn_dp_audio_mute(struct cdn_dp_device *dp, bool enable)
+{
+	int ret;
+
+	ret = cdn_dp_reg_write_bit(dp, DP_VB_ID, 4, 1, enable);
+	if (ret)
+		DRM_DEV_ERROR(dp->dev, "audio mute failed: %d\n", ret);
+
+	return ret;
+}
+
+static void cdn_dp_audio_config_i2s(struct cdn_dp_device *dp,
+				    struct audio_info *audio)
+{
+	int sub_pckt_num = 1, i2s_port_en_val = 0xf, i;
+	u32 val;
+
+	if (audio->channels == 2) {
+		if (dp->max_lanes == 1)
+			sub_pckt_num = 2;
+		else
+			sub_pckt_num = 4;
+
+		i2s_port_en_val = 1;
+	} else if (audio->channels == 4) {
+		i2s_port_en_val = 3;
+	}
+
+	writel(0x0, dp->regs + SPDIF_CTRL_ADDR);
+
+	writel(SYNC_WR_TO_CH_ZERO, dp->regs + FIFO_CNTL);
+
+	val = MAX_NUM_CH(audio->channels);
+	val |= NUM_OF_I2S_PORTS(audio->channels);
+	val |= AUDIO_TYPE_LPCM;
+	val |= CFG_SUB_PCKT_NUM(sub_pckt_num);
+	writel(val, dp->regs + SMPL2PKT_CNFG);
+
+	if (audio->sample_width == 16)
+		val = 0;
+	else if (audio->sample_width == 24)
+		val = 1 << 9;
+	else
+		val = 2 << 9;
+
+	val |= AUDIO_CH_NUM(audio->channels);
+	val |= I2S_DEC_PORT_EN(i2s_port_en_val);
+	val |= TRANS_SMPL_WIDTH_32;
+	writel(val, dp->regs + AUDIO_SRC_CNFG);
+
+	for (i = 0; i < (audio->channels + 1) / 2; i++) {
+		if (audio->sample_width == 16)
+			val = (0x02 << 8) | (0x02 << 20);
+		else if (audio->sample_width == 24)
+			val = (0x0b << 8) | (0x0b << 20);
+
+		val |= ((2 * i) << 4) | ((2 * i + 1) << 16);
+		writel(val, dp->regs + STTS_BIT_CH(i));
+	}
+
+	switch (audio->sample_rate) {
+	case 32000:
+		val = SAMPLING_FREQ(3) |
+		      ORIGINAL_SAMP_FREQ(0xc);
+		break;
+	case 44100:
+		val = SAMPLING_FREQ(0) |
+		      ORIGINAL_SAMP_FREQ(0xf);
+		break;
+	case 48000:
+		val = SAMPLING_FREQ(2) |
+		      ORIGINAL_SAMP_FREQ(0xd);
+		break;
+	case 88200:
+		val = SAMPLING_FREQ(8) |
+		      ORIGINAL_SAMP_FREQ(0x7);
+		break;
+	case 96000:
+		val = SAMPLING_FREQ(0xa) |
+		      ORIGINAL_SAMP_FREQ(5);
+		break;
+	case 176400:
+		val = SAMPLING_FREQ(0xc) |
+		      ORIGINAL_SAMP_FREQ(3);
+		break;
+	case 192000:
+		val = SAMPLING_FREQ(0xe) |
+		      ORIGINAL_SAMP_FREQ(1);
+		break;
+	}
+	val |= 4;
+	writel(val, dp->regs + COM_CH_STTS_BITS);
+
+	writel(SMPL2PKT_EN, dp->regs + SMPL2PKT_CNTL);
+	writel(I2S_DEC_START, dp->regs + AUDIO_SRC_CNTL);
+}
+
+static void cdn_dp_audio_config_spdif(struct cdn_dp_device *dp)
+{
+	u32 val;
+
+	writel(SYNC_WR_TO_CH_ZERO, dp->regs + FIFO_CNTL);
+
+	val = MAX_NUM_CH(2) | AUDIO_TYPE_LPCM | CFG_SUB_PCKT_NUM(4);
+	writel(val, dp->regs + SMPL2PKT_CNFG);
+	writel(SMPL2PKT_EN, dp->regs + SMPL2PKT_CNTL);
+
+	val = SPDIF_ENABLE | SPDIF_AVG_SEL | SPDIF_JITTER_BYPASS;
+	writel(val, dp->regs + SPDIF_CTRL_ADDR);
+
+	clk_prepare_enable(dp->spdif_clk);
+	clk_set_rate(dp->spdif_clk, CDN_DP_SPDIF_CLK);
+}
+
+int cdn_dp_audio_config(struct cdn_dp_device *dp, struct audio_info *audio)
+{
+	int ret;
+
+	/* reset the spdif clk before config */
+	if (audio->format == AFMT_SPDIF) {
+		reset_control_assert(dp->spdif_rst);
+		reset_control_deassert(dp->spdif_rst);
+	}
+
+	ret = cdn_dp_reg_write(dp, CM_LANE_CTRL, LANE_REF_CYC);
+	if (ret)
+		goto err_audio_config;
+
+	ret = cdn_dp_reg_write(dp, CM_CTRL, 0);
+	if (ret)
+		goto err_audio_config;
+
+	if (audio->format == AFMT_I2S)
+		cdn_dp_audio_config_i2s(dp, audio);
+	else if (audio->format == AFMT_SPDIF)
+		cdn_dp_audio_config_spdif(dp);
+
+	ret = cdn_dp_reg_write(dp, AUDIO_PACK_CONTROL, AUDIO_PACK_EN);
+
+err_audio_config:
+	if (ret)
+		DRM_DEV_ERROR(dp->dev, "audio config failed: %d\n", ret);
+	return ret;
+}
diff --git a/drivers/gpu/drm/rockchip/cdn-dp-reg.h b/drivers/gpu/drm/rockchip/cdn-dp-reg.h
new file mode 100644
index 000000000..441248b7a
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/cdn-dp-reg.h
@@ -0,0 +1,474 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author: Chris Zhong <zyw@rock-chips.com>
+ */
+
+#ifndef _CDN_DP_REG_H
+#define _CDN_DP_REG_H
+
+#include <linux/bitops.h>
+
+#define ADDR_IMEM		0x10000
+#define ADDR_DMEM		0x20000
+
+/* APB CFG addr */
+#define APB_CTRL			0
+#define XT_INT_CTRL			0x04
+#define MAILBOX_FULL_ADDR		0x08
+#define MAILBOX_EMPTY_ADDR		0x0c
+#define MAILBOX0_WR_DATA		0x10
+#define MAILBOX0_RD_DATA		0x14
+#define KEEP_ALIVE			0x18
+#define VER_L				0x1c
+#define VER_H				0x20
+#define VER_LIB_L_ADDR			0x24
+#define VER_LIB_H_ADDR			0x28
+#define SW_DEBUG_L			0x2c
+#define SW_DEBUG_H			0x30
+#define MAILBOX_INT_MASK		0x34
+#define MAILBOX_INT_STATUS		0x38
+#define SW_CLK_L			0x3c
+#define SW_CLK_H			0x40
+#define SW_EVENTS0			0x44
+#define SW_EVENTS1			0x48
+#define SW_EVENTS2			0x4c
+#define SW_EVENTS3			0x50
+#define XT_OCD_CTRL			0x60
+#define APB_INT_MASK			0x6c
+#define APB_STATUS_MASK			0x70
+
+/* audio decoder addr */
+#define AUDIO_SRC_CNTL			0x30000
+#define AUDIO_SRC_CNFG			0x30004
+#define COM_CH_STTS_BITS		0x30008
+#define STTS_BIT_CH(x)			(0x3000c + ((x) << 2))
+#define SPDIF_CTRL_ADDR			0x3004c
+#define SPDIF_CH1_CS_3100_ADDR		0x30050
+#define SPDIF_CH1_CS_6332_ADDR		0x30054
+#define SPDIF_CH1_CS_9564_ADDR		0x30058
+#define SPDIF_CH1_CS_12796_ADDR		0x3005c
+#define SPDIF_CH1_CS_159128_ADDR	0x30060
+#define SPDIF_CH1_CS_191160_ADDR	0x30064
+#define SPDIF_CH2_CS_3100_ADDR		0x30068
+#define SPDIF_CH2_CS_6332_ADDR		0x3006c
+#define SPDIF_CH2_CS_9564_ADDR		0x30070
+#define SPDIF_CH2_CS_12796_ADDR		0x30074
+#define SPDIF_CH2_CS_159128_ADDR	0x30078
+#define SPDIF_CH2_CS_191160_ADDR	0x3007c
+#define SMPL2PKT_CNTL			0x30080
+#define SMPL2PKT_CNFG			0x30084
+#define FIFO_CNTL			0x30088
+#define FIFO_STTS			0x3008c
+
+/* source pif addr */
+#define SOURCE_PIF_WR_ADDR		0x30800
+#define SOURCE_PIF_WR_REQ		0x30804
+#define SOURCE_PIF_RD_ADDR		0x30808
+#define SOURCE_PIF_RD_REQ		0x3080c
+#define SOURCE_PIF_DATA_WR		0x30810
+#define SOURCE_PIF_DATA_RD		0x30814
+#define SOURCE_PIF_FIFO1_FLUSH		0x30818
+#define SOURCE_PIF_FIFO2_FLUSH		0x3081c
+#define SOURCE_PIF_STATUS		0x30820
+#define SOURCE_PIF_INTERRUPT_SOURCE	0x30824
+#define SOURCE_PIF_INTERRUPT_MASK	0x30828
+#define SOURCE_PIF_PKT_ALLOC_REG	0x3082c
+#define SOURCE_PIF_PKT_ALLOC_WR_EN	0x30830
+#define SOURCE_PIF_SW_RESET		0x30834
+
+/* bellow registers need access by mailbox */
+/* source car addr */
+#define SOURCE_HDTX_CAR			0x0900
+#define SOURCE_DPTX_CAR			0x0904
+#define SOURCE_PHY_CAR			0x0908
+#define SOURCE_CEC_CAR			0x090c
+#define SOURCE_CBUS_CAR			0x0910
+#define SOURCE_PKT_CAR			0x0918
+#define SOURCE_AIF_CAR			0x091c
+#define SOURCE_CIPHER_CAR		0x0920
+#define SOURCE_CRYPTO_CAR		0x0924
+
+/* clock meters addr */
+#define CM_CTRL				0x0a00
+#define CM_I2S_CTRL			0x0a04
+#define CM_SPDIF_CTRL			0x0a08
+#define CM_VID_CTRL			0x0a0c
+#define CM_LANE_CTRL			0x0a10
+#define I2S_NM_STABLE			0x0a14
+#define I2S_NCTS_STABLE			0x0a18
+#define SPDIF_NM_STABLE			0x0a1c
+#define SPDIF_NCTS_STABLE		0x0a20
+#define NMVID_MEAS_STABLE		0x0a24
+#define I2S_MEAS			0x0a40
+#define SPDIF_MEAS			0x0a80
+#define NMVID_MEAS			0x0ac0
+
+/* source vif addr */
+#define BND_HSYNC2VSYNC			0x0b00
+#define HSYNC2VSYNC_F1_L1		0x0b04
+#define HSYNC2VSYNC_F2_L1		0x0b08
+#define HSYNC2VSYNC_STATUS		0x0b0c
+#define HSYNC2VSYNC_POL_CTRL		0x0b10
+
+/* dptx phy addr */
+#define DP_TX_PHY_CONFIG_REG		0x2000
+#define DP_TX_PHY_SW_RESET		0x2004
+#define DP_TX_PHY_SCRAMBLER_SEED	0x2008
+#define DP_TX_PHY_TRAINING_01_04	0x200c
+#define DP_TX_PHY_TRAINING_05_08	0x2010
+#define DP_TX_PHY_TRAINING_09_10	0x2014
+#define TEST_COR			0x23fc
+
+/* dptx hpd addr */
+#define HPD_IRQ_DET_MIN_TIMER		0x2100
+#define HPD_IRQ_DET_MAX_TIMER		0x2104
+#define HPD_UNPLGED_DET_MIN_TIMER	0x2108
+#define HPD_STABLE_TIMER		0x210c
+#define HPD_FILTER_TIMER		0x2110
+#define HPD_EVENT_MASK			0x211c
+#define HPD_EVENT_DET			0x2120
+
+/* dpyx framer addr */
+#define DP_FRAMER_GLOBAL_CONFIG		0x2200
+#define DP_SW_RESET			0x2204
+#define DP_FRAMER_TU			0x2208
+#define DP_FRAMER_PXL_REPR		0x220c
+#define DP_FRAMER_SP			0x2210
+#define AUDIO_PACK_CONTROL		0x2214
+#define DP_VC_TABLE(x)			(0x2218 + ((x) << 2))
+#define DP_VB_ID			0x2258
+#define DP_MTPH_LVP_CONTROL		0x225c
+#define DP_MTPH_SYMBOL_VALUES		0x2260
+#define DP_MTPH_ECF_CONTROL		0x2264
+#define DP_MTPH_ACT_CONTROL		0x2268
+#define DP_MTPH_STATUS			0x226c
+#define DP_INTERRUPT_SOURCE		0x2270
+#define DP_INTERRUPT_MASK		0x2274
+#define DP_FRONT_BACK_PORCH		0x2278
+#define DP_BYTE_COUNT			0x227c
+
+/* dptx stream addr */
+#define MSA_HORIZONTAL_0		0x2280
+#define MSA_HORIZONTAL_1		0x2284
+#define MSA_VERTICAL_0			0x2288
+#define MSA_VERTICAL_1			0x228c
+#define MSA_MISC			0x2290
+#define STREAM_CONFIG			0x2294
+#define AUDIO_PACK_STATUS		0x2298
+#define VIF_STATUS			0x229c
+#define PCK_STUFF_STATUS_0		0x22a0
+#define PCK_STUFF_STATUS_1		0x22a4
+#define INFO_PACK_STATUS		0x22a8
+#define RATE_GOVERNOR_STATUS		0x22ac
+#define DP_HORIZONTAL			0x22b0
+#define DP_VERTICAL_0			0x22b4
+#define DP_VERTICAL_1			0x22b8
+#define DP_BLOCK_SDP			0x22bc
+
+/* dptx glbl addr */
+#define DPTX_LANE_EN			0x2300
+#define DPTX_ENHNCD			0x2304
+#define DPTX_INT_MASK			0x2308
+#define DPTX_INT_STATUS			0x230c
+
+/* dp aux addr */
+#define DP_AUX_HOST_CONTROL		0x2800
+#define DP_AUX_INTERRUPT_SOURCE		0x2804
+#define DP_AUX_INTERRUPT_MASK		0x2808
+#define DP_AUX_SWAP_INVERSION_CONTROL	0x280c
+#define DP_AUX_SEND_NACK_TRANSACTION	0x2810
+#define DP_AUX_CLEAR_RX			0x2814
+#define DP_AUX_CLEAR_TX			0x2818
+#define DP_AUX_TIMER_STOP		0x281c
+#define DP_AUX_TIMER_CLEAR		0x2820
+#define DP_AUX_RESET_SW			0x2824
+#define DP_AUX_DIVIDE_2M		0x2828
+#define DP_AUX_TX_PREACHARGE_LENGTH	0x282c
+#define DP_AUX_FREQUENCY_1M_MAX		0x2830
+#define DP_AUX_FREQUENCY_1M_MIN		0x2834
+#define DP_AUX_RX_PRE_MIN		0x2838
+#define DP_AUX_RX_PRE_MAX		0x283c
+#define DP_AUX_TIMER_PRESET		0x2840
+#define DP_AUX_NACK_FORMAT		0x2844
+#define DP_AUX_TX_DATA			0x2848
+#define DP_AUX_RX_DATA			0x284c
+#define DP_AUX_TX_STATUS		0x2850
+#define DP_AUX_RX_STATUS		0x2854
+#define DP_AUX_RX_CYCLE_COUNTER		0x2858
+#define DP_AUX_MAIN_STATES		0x285c
+#define DP_AUX_MAIN_TIMER		0x2860
+#define DP_AUX_AFE_OUT			0x2864
+
+/* crypto addr */
+#define CRYPTO_HDCP_REVISION		0x5800
+#define HDCP_CRYPTO_CONFIG		0x5804
+#define CRYPTO_INTERRUPT_SOURCE		0x5808
+#define CRYPTO_INTERRUPT_MASK		0x580c
+#define CRYPTO22_CONFIG			0x5818
+#define CRYPTO22_STATUS			0x581c
+#define SHA_256_DATA_IN			0x583c
+#define SHA_256_DATA_OUT_(x)		(0x5850 + ((x) << 2))
+#define AES_32_KEY_(x)			(0x5870 + ((x) << 2))
+#define AES_32_DATA_IN			0x5880
+#define AES_32_DATA_OUT_(x)		(0x5884 + ((x) << 2))
+#define CRYPTO14_CONFIG			0x58a0
+#define CRYPTO14_STATUS			0x58a4
+#define CRYPTO14_PRNM_OUT		0x58a8
+#define CRYPTO14_KM_0			0x58ac
+#define CRYPTO14_KM_1			0x58b0
+#define CRYPTO14_AN_0			0x58b4
+#define CRYPTO14_AN_1			0x58b8
+#define CRYPTO14_YOUR_KSV_0		0x58bc
+#define CRYPTO14_YOUR_KSV_1		0x58c0
+#define CRYPTO14_MI_0			0x58c4
+#define CRYPTO14_MI_1			0x58c8
+#define CRYPTO14_TI_0			0x58cc
+#define CRYPTO14_KI_0			0x58d0
+#define CRYPTO14_KI_1			0x58d4
+#define CRYPTO14_BLOCKS_NUM		0x58d8
+#define CRYPTO14_KEY_MEM_DATA_0		0x58dc
+#define CRYPTO14_KEY_MEM_DATA_1		0x58e0
+#define CRYPTO14_SHA1_MSG_DATA		0x58e4
+#define CRYPTO14_SHA1_V_VALUE_(x)	(0x58e8 + ((x) << 2))
+#define TRNG_CTRL			0x58fc
+#define TRNG_DATA_RDY			0x5900
+#define TRNG_DATA			0x5904
+
+/* cipher addr */
+#define HDCP_REVISION			0x60000
+#define INTERRUPT_SOURCE		0x60004
+#define INTERRUPT_MASK			0x60008
+#define HDCP_CIPHER_CONFIG		0x6000c
+#define AES_128_KEY_0			0x60010
+#define AES_128_KEY_1			0x60014
+#define AES_128_KEY_2			0x60018
+#define AES_128_KEY_3			0x6001c
+#define AES_128_RANDOM_0		0x60020
+#define AES_128_RANDOM_1		0x60024
+#define CIPHER14_KM_0			0x60028
+#define CIPHER14_KM_1			0x6002c
+#define CIPHER14_STATUS			0x60030
+#define CIPHER14_RI_PJ_STATUS		0x60034
+#define CIPHER_MODE			0x60038
+#define CIPHER14_AN_0			0x6003c
+#define CIPHER14_AN_1			0x60040
+#define CIPHER22_AUTH			0x60044
+#define CIPHER14_R0_DP_STATUS		0x60048
+#define CIPHER14_BOOTSTRAP		0x6004c
+
+#define DPTX_FRMR_DATA_CLK_RSTN_EN	BIT(11)
+#define DPTX_FRMR_DATA_CLK_EN		BIT(10)
+#define DPTX_PHY_DATA_RSTN_EN		BIT(9)
+#define DPTX_PHY_DATA_CLK_EN		BIT(8)
+#define DPTX_PHY_CHAR_RSTN_EN		BIT(7)
+#define DPTX_PHY_CHAR_CLK_EN		BIT(6)
+#define SOURCE_AUX_SYS_CLK_RSTN_EN	BIT(5)
+#define SOURCE_AUX_SYS_CLK_EN		BIT(4)
+#define DPTX_SYS_CLK_RSTN_EN		BIT(3)
+#define DPTX_SYS_CLK_EN			BIT(2)
+#define CFG_DPTX_VIF_CLK_RSTN_EN	BIT(1)
+#define CFG_DPTX_VIF_CLK_EN		BIT(0)
+
+#define SOURCE_PHY_RSTN_EN		BIT(1)
+#define SOURCE_PHY_CLK_EN		BIT(0)
+
+#define SOURCE_PKT_SYS_RSTN_EN		BIT(3)
+#define SOURCE_PKT_SYS_CLK_EN		BIT(2)
+#define SOURCE_PKT_DATA_RSTN_EN		BIT(1)
+#define SOURCE_PKT_DATA_CLK_EN		BIT(0)
+
+#define SPDIF_CDR_CLK_RSTN_EN		BIT(5)
+#define SPDIF_CDR_CLK_EN		BIT(4)
+#define SOURCE_AIF_SYS_RSTN_EN		BIT(3)
+#define SOURCE_AIF_SYS_CLK_EN		BIT(2)
+#define SOURCE_AIF_CLK_RSTN_EN		BIT(1)
+#define SOURCE_AIF_CLK_EN		BIT(0)
+
+#define SOURCE_CIPHER_SYSTEM_CLK_RSTN_EN	BIT(3)
+#define SOURCE_CIPHER_SYS_CLK_EN		BIT(2)
+#define SOURCE_CIPHER_CHAR_CLK_RSTN_EN		BIT(1)
+#define SOURCE_CIPHER_CHAR_CLK_EN		BIT(0)
+
+#define SOURCE_CRYPTO_SYS_CLK_RSTN_EN	BIT(1)
+#define SOURCE_CRYPTO_SYS_CLK_EN	BIT(0)
+
+#define APB_IRAM_PATH			BIT(2)
+#define APB_DRAM_PATH			BIT(1)
+#define APB_XT_RESET			BIT(0)
+
+#define MAILBOX_INT_MASK_BIT		BIT(1)
+#define PIF_INT_MASK_BIT		BIT(0)
+#define ALL_INT_MASK			3
+
+/* mailbox */
+#define MB_OPCODE_ID			0
+#define MB_MODULE_ID			1
+#define MB_SIZE_MSB_ID			2
+#define MB_SIZE_LSB_ID			3
+#define MB_DATA_ID			4
+
+#define MB_MODULE_ID_DP_TX		0x01
+#define MB_MODULE_ID_HDCP_TX		0x07
+#define MB_MODULE_ID_HDCP_RX		0x08
+#define MB_MODULE_ID_HDCP_GENERAL	0x09
+#define MB_MODULE_ID_GENERAL		0x0a
+
+/* general opcode */
+#define GENERAL_MAIN_CONTROL            0x01
+#define GENERAL_TEST_ECHO               0x02
+#define GENERAL_BUS_SETTINGS            0x03
+#define GENERAL_TEST_ACCESS             0x04
+
+#define DPTX_SET_POWER_MNG			0x00
+#define DPTX_SET_HOST_CAPABILITIES		0x01
+#define DPTX_GET_EDID				0x02
+#define DPTX_READ_DPCD				0x03
+#define DPTX_WRITE_DPCD				0x04
+#define DPTX_ENABLE_EVENT			0x05
+#define DPTX_WRITE_REGISTER			0x06
+#define DPTX_READ_REGISTER			0x07
+#define DPTX_WRITE_FIELD			0x08
+#define DPTX_TRAINING_CONTROL			0x09
+#define DPTX_READ_EVENT				0x0a
+#define DPTX_READ_LINK_STAT			0x0b
+#define DPTX_SET_VIDEO				0x0c
+#define DPTX_SET_AUDIO				0x0d
+#define DPTX_GET_LAST_AUX_STAUS			0x0e
+#define DPTX_SET_LINK_BREAK_POINT		0x0f
+#define DPTX_FORCE_LANES			0x10
+#define DPTX_HPD_STATE				0x11
+
+#define FW_STANDBY				0
+#define FW_ACTIVE				1
+
+#define DPTX_EVENT_ENABLE_HPD			BIT(0)
+#define DPTX_EVENT_ENABLE_TRAINING		BIT(1)
+
+#define LINK_TRAINING_NOT_ACTIVE		0
+#define LINK_TRAINING_RUN			1
+#define LINK_TRAINING_RESTART			2
+
+#define CONTROL_VIDEO_IDLE			0
+#define CONTROL_VIDEO_VALID			1
+
+#define TU_CNT_RST_EN				BIT(15)
+#define VIF_BYPASS_INTERLACE			BIT(13)
+#define INTERLACE_FMT_DET			BIT(12)
+#define INTERLACE_DTCT_WIN			0x20
+
+#define DP_FRAMER_SP_INTERLACE_EN		BIT(2)
+#define DP_FRAMER_SP_HSP			BIT(1)
+#define DP_FRAMER_SP_VSP			BIT(0)
+
+/* capability */
+#define AUX_HOST_INVERT				3
+#define	FAST_LT_SUPPORT				1
+#define FAST_LT_NOT_SUPPORT			0
+#define LANE_MAPPING_NORMAL			0x1b
+#define LANE_MAPPING_FLIPPED			0xe4
+#define ENHANCED				1
+#define SCRAMBLER_EN				BIT(4)
+
+#define	FULL_LT_STARTED				BIT(0)
+#define FASE_LT_STARTED				BIT(1)
+#define CLK_RECOVERY_FINISHED			BIT(2)
+#define EQ_PHASE_FINISHED			BIT(3)
+#define FASE_LT_START_FINISHED			BIT(4)
+#define CLK_RECOVERY_FAILED			BIT(5)
+#define EQ_PHASE_FAILED				BIT(6)
+#define FASE_LT_FAILED				BIT(7)
+
+#define DPTX_HPD_EVENT				BIT(0)
+#define DPTX_TRAINING_EVENT			BIT(1)
+#define HDCP_TX_STATUS_EVENT			BIT(4)
+#define HDCP2_TX_IS_KM_STORED_EVENT		BIT(5)
+#define HDCP2_TX_STORE_KM_EVENT			BIT(6)
+#define HDCP_TX_IS_RECEIVER_ID_VALID_EVENT	BIT(7)
+
+#define TU_SIZE					30
+#define CDN_DP_MAX_LINK_RATE			DP_LINK_BW_5_4
+
+/* audio */
+#define AUDIO_PACK_EN				BIT(8)
+#define SAMPLING_FREQ(x)			(((x) & 0xf) << 16)
+#define ORIGINAL_SAMP_FREQ(x)			(((x) & 0xf) << 24)
+#define SYNC_WR_TO_CH_ZERO			BIT(1)
+#define I2S_DEC_START				BIT(1)
+#define AUDIO_SW_RST				BIT(0)
+#define SMPL2PKT_EN				BIT(1)
+#define MAX_NUM_CH(x)				(((x) & 0x1f) - 1)
+#define NUM_OF_I2S_PORTS(x)			((((x) / 2 - 1) & 0x3) << 5)
+#define AUDIO_TYPE_LPCM				(2 << 7)
+#define CFG_SUB_PCKT_NUM(x)			((((x) - 1) & 0x7) << 11)
+#define AUDIO_CH_NUM(x)				((((x) - 1) & 0x1f) << 2)
+#define TRANS_SMPL_WIDTH_16			0
+#define TRANS_SMPL_WIDTH_24			BIT(11)
+#define TRANS_SMPL_WIDTH_32			(2 << 11)
+#define I2S_DEC_PORT_EN(x)			(((x) & 0xf) << 17)
+#define SPDIF_ENABLE				BIT(21)
+#define SPDIF_AVG_SEL				BIT(20)
+#define SPDIF_JITTER_BYPASS			BIT(19)
+#define SPDIF_FIFO_MID_RANGE(x)			(((x) & 0xff) << 11)
+#define SPDIF_JITTER_THRSH(x)			(((x) & 0xff) << 3)
+#define SPDIF_JITTER_AVG_WIN(x)			((x) & 0x7)
+
+/* Reference cycles when using lane clock as reference */
+#define LANE_REF_CYC				0x8000
+
+enum voltage_swing_level {
+	VOLTAGE_LEVEL_0,
+	VOLTAGE_LEVEL_1,
+	VOLTAGE_LEVEL_2,
+	VOLTAGE_LEVEL_3,
+};
+
+enum pre_emphasis_level {
+	PRE_EMPHASIS_LEVEL_0,
+	PRE_EMPHASIS_LEVEL_1,
+	PRE_EMPHASIS_LEVEL_2,
+	PRE_EMPHASIS_LEVEL_3,
+};
+
+enum pattern_set {
+	PTS1		= BIT(0),
+	PTS2		= BIT(1),
+	PTS3		= BIT(2),
+	PTS4		= BIT(3),
+	DP_NONE		= BIT(4)
+};
+
+enum vic_color_depth {
+	BCS_6 = 0x1,
+	BCS_8 = 0x2,
+	BCS_10 = 0x4,
+	BCS_12 = 0x8,
+	BCS_16 = 0x10,
+};
+
+enum vic_bt_type {
+	BT_601 = 0x0,
+	BT_709 = 0x1,
+};
+
+void cdn_dp_clock_reset(struct cdn_dp_device *dp);
+
+void cdn_dp_set_fw_clk(struct cdn_dp_device *dp, unsigned long clk);
+int cdn_dp_load_firmware(struct cdn_dp_device *dp, const u32 *i_mem,
+			 u32 i_size, const u32 *d_mem, u32 d_size);
+int cdn_dp_set_firmware_active(struct cdn_dp_device *dp, bool enable);
+int cdn_dp_set_host_cap(struct cdn_dp_device *dp, u8 lanes, bool flip);
+int cdn_dp_event_config(struct cdn_dp_device *dp);
+u32 cdn_dp_get_event(struct cdn_dp_device *dp);
+int cdn_dp_get_hpd_status(struct cdn_dp_device *dp);
+int cdn_dp_dpcd_write(struct cdn_dp_device *dp, u32 addr, u8 value);
+int cdn_dp_dpcd_read(struct cdn_dp_device *dp, u32 addr, u8 *data, u16 len);
+int cdn_dp_get_edid_block(void *dp, u8 *edid,
+			  unsigned int block, size_t length);
+int cdn_dp_train_link(struct cdn_dp_device *dp);
+int cdn_dp_set_video_status(struct cdn_dp_device *dp, int active);
+int cdn_dp_config_video(struct cdn_dp_device *dp);
+int cdn_dp_audio_stop(struct cdn_dp_device *dp, struct audio_info *audio);
+int cdn_dp_audio_mute(struct cdn_dp_device *dp, bool enable);
+int cdn_dp_audio_config(struct cdn_dp_device *dp, struct audio_info *audio);
+#endif /* _CDN_DP_REG_H */
diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
new file mode 100644
index 000000000..c51be1c9c
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
@@ -0,0 +1,1296 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:
+ *      Chris Zhong <zyw@rock-chips.com>
+ *      Nickey Yang <nickey.yang@rock-chips.com>
+ */
+
+#include <linux/clk.h>
+#include <linux/iopoll.h>
+#include <linux/math64.h>
+#include <linux/mfd/syscon.h>
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/phy/phy.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+
+#include <video/mipi_display.h>
+
+#include <drm/bridge/dw_mipi_dsi.h>
+#include <drm/drm_mipi_dsi.h>
+#include <drm/drm_of.h>
+#include <drm/drm_simple_kms_helper.h>
+
+#include "rockchip_drm_drv.h"
+#include "rockchip_drm_vop.h"
+
+#define DSI_PHY_RSTZ			0xa0
+#define PHY_DISFORCEPLL			0
+#define PHY_ENFORCEPLL			BIT(3)
+#define PHY_DISABLECLK			0
+#define PHY_ENABLECLK			BIT(2)
+#define PHY_RSTZ			0
+#define PHY_UNRSTZ			BIT(1)
+#define PHY_SHUTDOWNZ			0
+#define PHY_UNSHUTDOWNZ			BIT(0)
+
+#define DSI_PHY_IF_CFG			0xa4
+#define N_LANES(n)			((((n) - 1) & 0x3) << 0)
+#define PHY_STOP_WAIT_TIME(cycle)	(((cycle) & 0xff) << 8)
+
+#define DSI_PHY_STATUS			0xb0
+#define LOCK				BIT(0)
+#define STOP_STATE_CLK_LANE		BIT(2)
+
+#define DSI_PHY_TST_CTRL0		0xb4
+#define PHY_TESTCLK			BIT(1)
+#define PHY_UNTESTCLK			0
+#define PHY_TESTCLR			BIT(0)
+#define PHY_UNTESTCLR			0
+
+#define DSI_PHY_TST_CTRL1		0xb8
+#define PHY_TESTEN			BIT(16)
+#define PHY_UNTESTEN			0
+#define PHY_TESTDOUT(n)			(((n) & 0xff) << 8)
+#define PHY_TESTDIN(n)			(((n) & 0xff) << 0)
+
+#define DSI_INT_ST0			0xbc
+#define DSI_INT_ST1			0xc0
+#define DSI_INT_MSK0			0xc4
+#define DSI_INT_MSK1			0xc8
+
+#define PHY_STATUS_TIMEOUT_US		10000
+#define CMD_PKT_STATUS_TIMEOUT_US	20000
+
+#define BYPASS_VCO_RANGE	BIT(7)
+#define VCO_RANGE_CON_SEL(val)	(((val) & 0x7) << 3)
+#define VCO_IN_CAP_CON_DEFAULT	(0x0 << 1)
+#define VCO_IN_CAP_CON_LOW	(0x1 << 1)
+#define VCO_IN_CAP_CON_HIGH	(0x2 << 1)
+#define REF_BIAS_CUR_SEL	BIT(0)
+
+#define CP_CURRENT_3UA	0x1
+#define CP_CURRENT_4_5UA	0x2
+#define CP_CURRENT_7_5UA	0x6
+#define CP_CURRENT_6UA	0x9
+#define CP_CURRENT_12UA	0xb
+#define CP_CURRENT_SEL(val)	((val) & 0xf)
+#define CP_PROGRAM_EN		BIT(7)
+
+#define LPF_RESISTORS_15_5KOHM	0x1
+#define LPF_RESISTORS_13KOHM	0x2
+#define LPF_RESISTORS_11_5KOHM	0x4
+#define LPF_RESISTORS_10_5KOHM	0x8
+#define LPF_RESISTORS_8KOHM	0x10
+#define LPF_PROGRAM_EN		BIT(6)
+#define LPF_RESISTORS_SEL(val)	((val) & 0x3f)
+
+#define HSFREQRANGE_SEL(val)	(((val) & 0x3f) << 1)
+
+#define INPUT_DIVIDER(val)	(((val) - 1) & 0x7f)
+#define LOW_PROGRAM_EN		0
+#define HIGH_PROGRAM_EN		BIT(7)
+#define LOOP_DIV_LOW_SEL(val)	(((val) - 1) & 0x1f)
+#define LOOP_DIV_HIGH_SEL(val)	((((val) - 1) >> 5) & 0xf)
+#define PLL_LOOP_DIV_EN		BIT(5)
+#define PLL_INPUT_DIV_EN	BIT(4)
+
+#define POWER_CONTROL		BIT(6)
+#define INTERNAL_REG_CURRENT	BIT(3)
+#define BIAS_BLOCK_ON		BIT(2)
+#define BANDGAP_ON		BIT(0)
+
+#define TER_RESISTOR_HIGH	BIT(7)
+#define	TER_RESISTOR_LOW	0
+#define LEVEL_SHIFTERS_ON	BIT(6)
+#define TER_CAL_DONE		BIT(5)
+#define SETRD_MAX		(0x7 << 2)
+#define POWER_MANAGE		BIT(1)
+#define TER_RESISTORS_ON	BIT(0)
+
+#define BIASEXTR_SEL(val)	((val) & 0x7)
+#define BANDGAP_SEL(val)	((val) & 0x7)
+#define TLP_PROGRAM_EN		BIT(7)
+#define THS_PRE_PROGRAM_EN	BIT(7)
+#define THS_ZERO_PROGRAM_EN	BIT(6)
+
+#define PLL_BIAS_CUR_SEL_CAP_VCO_CONTROL		0x10
+#define PLL_CP_CONTROL_PLL_LOCK_BYPASS			0x11
+#define PLL_LPF_AND_CP_CONTROL				0x12
+#define PLL_INPUT_DIVIDER_RATIO				0x17
+#define PLL_LOOP_DIVIDER_RATIO				0x18
+#define PLL_INPUT_AND_LOOP_DIVIDER_RATIOS_CONTROL	0x19
+#define BANDGAP_AND_BIAS_CONTROL			0x20
+#define TERMINATION_RESISTER_CONTROL			0x21
+#define AFE_BIAS_BANDGAP_ANALOG_PROGRAMMABILITY		0x22
+#define HS_RX_CONTROL_OF_LANE_0				0x44
+#define HS_TX_CLOCK_LANE_REQUEST_STATE_TIME_CONTROL	0x60
+#define HS_TX_CLOCK_LANE_PREPARE_STATE_TIME_CONTROL	0x61
+#define HS_TX_CLOCK_LANE_HS_ZERO_STATE_TIME_CONTROL	0x62
+#define HS_TX_CLOCK_LANE_TRAIL_STATE_TIME_CONTROL	0x63
+#define HS_TX_CLOCK_LANE_EXIT_STATE_TIME_CONTROL	0x64
+#define HS_TX_CLOCK_LANE_POST_TIME_CONTROL		0x65
+#define HS_TX_DATA_LANE_REQUEST_STATE_TIME_CONTROL	0x70
+#define HS_TX_DATA_LANE_PREPARE_STATE_TIME_CONTROL	0x71
+#define HS_TX_DATA_LANE_HS_ZERO_STATE_TIME_CONTROL	0x72
+#define HS_TX_DATA_LANE_TRAIL_STATE_TIME_CONTROL	0x73
+#define HS_TX_DATA_LANE_EXIT_STATE_TIME_CONTROL		0x74
+
+#define DW_MIPI_NEEDS_PHY_CFG_CLK	BIT(0)
+#define DW_MIPI_NEEDS_GRF_CLK		BIT(1)
+
+#define PX30_GRF_PD_VO_CON1		0x0438
+#define PX30_DSI_FORCETXSTOPMODE	(0xf << 7)
+#define PX30_DSI_FORCERXMODE		BIT(6)
+#define PX30_DSI_TURNDISABLE		BIT(5)
+#define PX30_DSI_LCDC_SEL		BIT(0)
+
+#define RK3288_GRF_SOC_CON6		0x025c
+#define RK3288_DSI0_LCDC_SEL		BIT(6)
+#define RK3288_DSI1_LCDC_SEL		BIT(9)
+
+#define RK3399_GRF_SOC_CON20		0x6250
+#define RK3399_DSI0_LCDC_SEL		BIT(0)
+#define RK3399_DSI1_LCDC_SEL		BIT(4)
+
+#define RK3399_GRF_SOC_CON22		0x6258
+#define RK3399_DSI0_TURNREQUEST		(0xf << 12)
+#define RK3399_DSI0_TURNDISABLE		(0xf << 8)
+#define RK3399_DSI0_FORCETXSTOPMODE	(0xf << 4)
+#define RK3399_DSI0_FORCERXMODE		(0xf << 0)
+
+#define RK3399_GRF_SOC_CON23		0x625c
+#define RK3399_DSI1_TURNDISABLE		(0xf << 12)
+#define RK3399_DSI1_FORCETXSTOPMODE	(0xf << 8)
+#define RK3399_DSI1_FORCERXMODE		(0xf << 4)
+#define RK3399_DSI1_ENABLE		(0xf << 0)
+
+#define RK3399_GRF_SOC_CON24		0x6260
+#define RK3399_TXRX_MASTERSLAVEZ	BIT(7)
+#define RK3399_TXRX_ENABLECLK		BIT(6)
+#define RK3399_TXRX_BASEDIR		BIT(5)
+
+#define HIWORD_UPDATE(val, mask)	(val | (mask) << 16)
+
+#define to_dsi(nm)	container_of(nm, struct dw_mipi_dsi_rockchip, nm)
+
+enum {
+	BANDGAP_97_07,
+	BANDGAP_98_05,
+	BANDGAP_99_02,
+	BANDGAP_100_00,
+	BANDGAP_93_17,
+	BANDGAP_94_15,
+	BANDGAP_95_12,
+	BANDGAP_96_10,
+};
+
+enum {
+	BIASEXTR_87_1,
+	BIASEXTR_91_5,
+	BIASEXTR_95_9,
+	BIASEXTR_100,
+	BIASEXTR_105_94,
+	BIASEXTR_111_88,
+	BIASEXTR_118_8,
+	BIASEXTR_127_7,
+};
+
+struct rockchip_dw_dsi_chip_data {
+	u32 reg;
+
+	u32 lcdsel_grf_reg;
+	u32 lcdsel_big;
+	u32 lcdsel_lit;
+
+	u32 enable_grf_reg;
+	u32 enable;
+
+	u32 lanecfg1_grf_reg;
+	u32 lanecfg1;
+	u32 lanecfg2_grf_reg;
+	u32 lanecfg2;
+
+	unsigned int flags;
+	unsigned int max_data_lanes;
+};
+
+struct dw_mipi_dsi_rockchip {
+	struct device *dev;
+	struct drm_encoder encoder;
+	void __iomem *base;
+
+	struct regmap *grf_regmap;
+	struct clk *pllref_clk;
+	struct clk *grf_clk;
+	struct clk *phy_cfg_clk;
+
+	/* dual-channel */
+	bool is_slave;
+	struct dw_mipi_dsi_rockchip *slave;
+
+	/* optional external dphy */
+	struct phy *phy;
+	union phy_configure_opts phy_opts;
+
+	unsigned int lane_mbps; /* per lane */
+	u16 input_div;
+	u16 feedback_div;
+	u32 format;
+
+	struct dw_mipi_dsi *dmd;
+	const struct rockchip_dw_dsi_chip_data *cdata;
+	struct dw_mipi_dsi_plat_data pdata;
+
+	bool dsi_bound;
+};
+
+struct dphy_pll_parameter_map {
+	unsigned int max_mbps;
+	u8 hsfreqrange;
+	u8 icpctrl;
+	u8 lpfctrl;
+};
+
+/* The table is based on 27MHz DPHY pll reference clock. */
+static const struct dphy_pll_parameter_map dppa_map[] = {
+	{  89, 0x00, CP_CURRENT_3UA, LPF_RESISTORS_13KOHM },
+	{  99, 0x10, CP_CURRENT_3UA, LPF_RESISTORS_13KOHM },
+	{ 109, 0x20, CP_CURRENT_3UA, LPF_RESISTORS_13KOHM },
+	{ 129, 0x01, CP_CURRENT_3UA, LPF_RESISTORS_15_5KOHM },
+	{ 139, 0x11, CP_CURRENT_3UA, LPF_RESISTORS_15_5KOHM },
+	{ 149, 0x21, CP_CURRENT_3UA, LPF_RESISTORS_15_5KOHM },
+	{ 169, 0x02, CP_CURRENT_6UA, LPF_RESISTORS_13KOHM },
+	{ 179, 0x12, CP_CURRENT_6UA, LPF_RESISTORS_13KOHM },
+	{ 199, 0x22, CP_CURRENT_6UA, LPF_RESISTORS_13KOHM },
+	{ 219, 0x03, CP_CURRENT_4_5UA, LPF_RESISTORS_13KOHM },
+	{ 239, 0x13, CP_CURRENT_4_5UA, LPF_RESISTORS_13KOHM },
+	{ 249, 0x23, CP_CURRENT_4_5UA, LPF_RESISTORS_13KOHM },
+	{ 269, 0x04, CP_CURRENT_6UA, LPF_RESISTORS_11_5KOHM },
+	{ 299, 0x14, CP_CURRENT_6UA, LPF_RESISTORS_11_5KOHM },
+	{ 329, 0x05, CP_CURRENT_3UA, LPF_RESISTORS_15_5KOHM },
+	{ 359, 0x15, CP_CURRENT_3UA, LPF_RESISTORS_15_5KOHM },
+	{ 399, 0x25, CP_CURRENT_3UA, LPF_RESISTORS_15_5KOHM },
+	{ 449, 0x06, CP_CURRENT_7_5UA, LPF_RESISTORS_11_5KOHM },
+	{ 499, 0x16, CP_CURRENT_7_5UA, LPF_RESISTORS_11_5KOHM },
+	{ 549, 0x07, CP_CURRENT_7_5UA, LPF_RESISTORS_10_5KOHM },
+	{ 599, 0x17, CP_CURRENT_7_5UA, LPF_RESISTORS_10_5KOHM },
+	{ 649, 0x08, CP_CURRENT_7_5UA, LPF_RESISTORS_11_5KOHM },
+	{ 699, 0x18, CP_CURRENT_7_5UA, LPF_RESISTORS_11_5KOHM },
+	{ 749, 0x09, CP_CURRENT_7_5UA, LPF_RESISTORS_11_5KOHM },
+	{ 799, 0x19, CP_CURRENT_7_5UA, LPF_RESISTORS_11_5KOHM },
+	{ 849, 0x29, CP_CURRENT_7_5UA, LPF_RESISTORS_11_5KOHM },
+	{ 899, 0x39, CP_CURRENT_7_5UA, LPF_RESISTORS_11_5KOHM },
+	{ 949, 0x0a, CP_CURRENT_12UA, LPF_RESISTORS_8KOHM },
+	{ 999, 0x1a, CP_CURRENT_12UA, LPF_RESISTORS_8KOHM },
+	{1049, 0x2a, CP_CURRENT_12UA, LPF_RESISTORS_8KOHM },
+	{1099, 0x3a, CP_CURRENT_12UA, LPF_RESISTORS_8KOHM },
+	{1149, 0x0b, CP_CURRENT_12UA, LPF_RESISTORS_10_5KOHM },
+	{1199, 0x1b, CP_CURRENT_12UA, LPF_RESISTORS_10_5KOHM },
+	{1249, 0x2b, CP_CURRENT_12UA, LPF_RESISTORS_10_5KOHM },
+	{1299, 0x3b, CP_CURRENT_12UA, LPF_RESISTORS_10_5KOHM },
+	{1349, 0x0c, CP_CURRENT_12UA, LPF_RESISTORS_10_5KOHM },
+	{1399, 0x1c, CP_CURRENT_12UA, LPF_RESISTORS_10_5KOHM },
+	{1449, 0x2c, CP_CURRENT_12UA, LPF_RESISTORS_10_5KOHM },
+	{1500, 0x3c, CP_CURRENT_12UA, LPF_RESISTORS_10_5KOHM }
+};
+
+static int max_mbps_to_parameter(unsigned int max_mbps)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(dppa_map); i++)
+		if (dppa_map[i].max_mbps >= max_mbps)
+			return i;
+
+	return -EINVAL;
+}
+
+static inline void dsi_write(struct dw_mipi_dsi_rockchip *dsi, u32 reg, u32 val)
+{
+	writel(val, dsi->base + reg);
+}
+
+static inline u32 dsi_read(struct dw_mipi_dsi_rockchip *dsi, u32 reg)
+{
+	return readl(dsi->base + reg);
+}
+
+static inline void dsi_set(struct dw_mipi_dsi_rockchip *dsi, u32 reg, u32 mask)
+{
+	dsi_write(dsi, reg, dsi_read(dsi, reg) | mask);
+}
+
+static inline void dsi_update_bits(struct dw_mipi_dsi_rockchip *dsi, u32 reg,
+				   u32 mask, u32 val)
+{
+	dsi_write(dsi, reg, (dsi_read(dsi, reg) & ~mask) | val);
+}
+
+static void dw_mipi_dsi_phy_write(struct dw_mipi_dsi_rockchip *dsi,
+				  u8 test_code,
+				  u8 test_data)
+{
+	/*
+	 * With the falling edge on TESTCLK, the TESTDIN[7:0] signal content
+	 * is latched internally as the current test code. Test data is
+	 * programmed internally by rising edge on TESTCLK.
+	 */
+	dsi_write(dsi, DSI_PHY_TST_CTRL0, PHY_TESTCLK | PHY_UNTESTCLR);
+
+	dsi_write(dsi, DSI_PHY_TST_CTRL1, PHY_TESTEN | PHY_TESTDOUT(0) |
+					  PHY_TESTDIN(test_code));
+
+	dsi_write(dsi, DSI_PHY_TST_CTRL0, PHY_UNTESTCLK | PHY_UNTESTCLR);
+
+	dsi_write(dsi, DSI_PHY_TST_CTRL1, PHY_UNTESTEN | PHY_TESTDOUT(0) |
+					  PHY_TESTDIN(test_data));
+
+	dsi_write(dsi, DSI_PHY_TST_CTRL0, PHY_TESTCLK | PHY_UNTESTCLR);
+}
+
+/**
+ * ns2bc - Nanoseconds to byte clock cycles
+ */
+static inline unsigned int ns2bc(struct dw_mipi_dsi_rockchip *dsi, int ns)
+{
+	return DIV_ROUND_UP(ns * dsi->lane_mbps / 8, 1000);
+}
+
+/**
+ * ns2ui - Nanoseconds to UI time periods
+ */
+static inline unsigned int ns2ui(struct dw_mipi_dsi_rockchip *dsi, int ns)
+{
+	return DIV_ROUND_UP(ns * dsi->lane_mbps, 1000);
+}
+
+static int dw_mipi_dsi_phy_init(void *priv_data)
+{
+	struct dw_mipi_dsi_rockchip *dsi = priv_data;
+	int ret, i, vco;
+
+	if (dsi->phy)
+		return 0;
+
+	/*
+	 * Get vco from frequency(lane_mbps)
+	 * vco	frequency table
+	 * 000 - between   80 and  200 MHz
+	 * 001 - between  200 and  300 MHz
+	 * 010 - between  300 and  500 MHz
+	 * 011 - between  500 and  700 MHz
+	 * 100 - between  700 and  900 MHz
+	 * 101 - between  900 and 1100 MHz
+	 * 110 - between 1100 and 1300 MHz
+	 * 111 - between 1300 and 1500 MHz
+	 */
+	vco = (dsi->lane_mbps < 200) ? 0 : (dsi->lane_mbps + 100) / 200;
+
+	i = max_mbps_to_parameter(dsi->lane_mbps);
+	if (i < 0) {
+		DRM_DEV_ERROR(dsi->dev,
+			      "failed to get parameter for %dmbps clock\n",
+			      dsi->lane_mbps);
+		return i;
+	}
+
+	ret = clk_prepare_enable(dsi->phy_cfg_clk);
+	if (ret) {
+		DRM_DEV_ERROR(dsi->dev, "Failed to enable phy_cfg_clk\n");
+		return ret;
+	}
+
+	dw_mipi_dsi_phy_write(dsi, PLL_BIAS_CUR_SEL_CAP_VCO_CONTROL,
+			      BYPASS_VCO_RANGE |
+			      VCO_RANGE_CON_SEL(vco) |
+			      VCO_IN_CAP_CON_LOW |
+			      REF_BIAS_CUR_SEL);
+
+	dw_mipi_dsi_phy_write(dsi, PLL_CP_CONTROL_PLL_LOCK_BYPASS,
+			      CP_CURRENT_SEL(dppa_map[i].icpctrl));
+	dw_mipi_dsi_phy_write(dsi, PLL_LPF_AND_CP_CONTROL,
+			      CP_PROGRAM_EN | LPF_PROGRAM_EN |
+			      LPF_RESISTORS_SEL(dppa_map[i].lpfctrl));
+
+	dw_mipi_dsi_phy_write(dsi, HS_RX_CONTROL_OF_LANE_0,
+			      HSFREQRANGE_SEL(dppa_map[i].hsfreqrange));
+
+	dw_mipi_dsi_phy_write(dsi, PLL_INPUT_DIVIDER_RATIO,
+			      INPUT_DIVIDER(dsi->input_div));
+	dw_mipi_dsi_phy_write(dsi, PLL_LOOP_DIVIDER_RATIO,
+			      LOOP_DIV_LOW_SEL(dsi->feedback_div) |
+			      LOW_PROGRAM_EN);
+	/*
+	 * We need set PLL_INPUT_AND_LOOP_DIVIDER_RATIOS_CONTROL immediately
+	 * to make the configured LSB effective according to IP simulation
+	 * and lab test results.
+	 * Only in this way can we get correct mipi phy pll frequency.
+	 */
+	dw_mipi_dsi_phy_write(dsi, PLL_INPUT_AND_LOOP_DIVIDER_RATIOS_CONTROL,
+			      PLL_LOOP_DIV_EN | PLL_INPUT_DIV_EN);
+	dw_mipi_dsi_phy_write(dsi, PLL_LOOP_DIVIDER_RATIO,
+			      LOOP_DIV_HIGH_SEL(dsi->feedback_div) |
+			      HIGH_PROGRAM_EN);
+	dw_mipi_dsi_phy_write(dsi, PLL_INPUT_AND_LOOP_DIVIDER_RATIOS_CONTROL,
+			      PLL_LOOP_DIV_EN | PLL_INPUT_DIV_EN);
+
+	dw_mipi_dsi_phy_write(dsi, AFE_BIAS_BANDGAP_ANALOG_PROGRAMMABILITY,
+			      LOW_PROGRAM_EN | BIASEXTR_SEL(BIASEXTR_127_7));
+	dw_mipi_dsi_phy_write(dsi, AFE_BIAS_BANDGAP_ANALOG_PROGRAMMABILITY,
+			      HIGH_PROGRAM_EN | BANDGAP_SEL(BANDGAP_96_10));
+
+	dw_mipi_dsi_phy_write(dsi, BANDGAP_AND_BIAS_CONTROL,
+			      POWER_CONTROL | INTERNAL_REG_CURRENT |
+			      BIAS_BLOCK_ON | BANDGAP_ON);
+
+	dw_mipi_dsi_phy_write(dsi, TERMINATION_RESISTER_CONTROL,
+			      TER_RESISTOR_LOW | TER_CAL_DONE |
+			      SETRD_MAX | TER_RESISTORS_ON);
+	dw_mipi_dsi_phy_write(dsi, TERMINATION_RESISTER_CONTROL,
+			      TER_RESISTOR_HIGH | LEVEL_SHIFTERS_ON |
+			      SETRD_MAX | POWER_MANAGE |
+			      TER_RESISTORS_ON);
+
+	dw_mipi_dsi_phy_write(dsi, HS_TX_CLOCK_LANE_REQUEST_STATE_TIME_CONTROL,
+			      TLP_PROGRAM_EN | ns2bc(dsi, 500));
+	dw_mipi_dsi_phy_write(dsi, HS_TX_CLOCK_LANE_PREPARE_STATE_TIME_CONTROL,
+			      THS_PRE_PROGRAM_EN | ns2ui(dsi, 40));
+	dw_mipi_dsi_phy_write(dsi, HS_TX_CLOCK_LANE_HS_ZERO_STATE_TIME_CONTROL,
+			      THS_ZERO_PROGRAM_EN | ns2bc(dsi, 300));
+	dw_mipi_dsi_phy_write(dsi, HS_TX_CLOCK_LANE_TRAIL_STATE_TIME_CONTROL,
+			      THS_PRE_PROGRAM_EN | ns2ui(dsi, 100));
+	dw_mipi_dsi_phy_write(dsi, HS_TX_CLOCK_LANE_EXIT_STATE_TIME_CONTROL,
+			      BIT(5) | ns2bc(dsi, 100));
+	dw_mipi_dsi_phy_write(dsi, HS_TX_CLOCK_LANE_POST_TIME_CONTROL,
+			      BIT(5) | (ns2bc(dsi, 60) + 7));
+
+	dw_mipi_dsi_phy_write(dsi, HS_TX_DATA_LANE_REQUEST_STATE_TIME_CONTROL,
+			      TLP_PROGRAM_EN | ns2bc(dsi, 500));
+	dw_mipi_dsi_phy_write(dsi, HS_TX_DATA_LANE_PREPARE_STATE_TIME_CONTROL,
+			      THS_PRE_PROGRAM_EN | (ns2ui(dsi, 50) + 20));
+	dw_mipi_dsi_phy_write(dsi, HS_TX_DATA_LANE_HS_ZERO_STATE_TIME_CONTROL,
+			      THS_ZERO_PROGRAM_EN | (ns2bc(dsi, 140) + 2));
+	dw_mipi_dsi_phy_write(dsi, HS_TX_DATA_LANE_TRAIL_STATE_TIME_CONTROL,
+			      THS_PRE_PROGRAM_EN | (ns2ui(dsi, 60) + 8));
+	dw_mipi_dsi_phy_write(dsi, HS_TX_DATA_LANE_EXIT_STATE_TIME_CONTROL,
+			      BIT(5) | ns2bc(dsi, 100));
+
+	clk_disable_unprepare(dsi->phy_cfg_clk);
+
+	return ret;
+}
+
+static void dw_mipi_dsi_phy_power_on(void *priv_data)
+{
+	struct dw_mipi_dsi_rockchip *dsi = priv_data;
+	int ret;
+
+	ret = phy_set_mode(dsi->phy, PHY_MODE_MIPI_DPHY);
+	if (ret) {
+		DRM_DEV_ERROR(dsi->dev, "failed to set phy mode: %d\n", ret);
+		return;
+	}
+
+	phy_configure(dsi->phy, &dsi->phy_opts);
+	phy_power_on(dsi->phy);
+}
+
+static void dw_mipi_dsi_phy_power_off(void *priv_data)
+{
+	struct dw_mipi_dsi_rockchip *dsi = priv_data;
+
+	phy_power_off(dsi->phy);
+}
+
+static int
+dw_mipi_dsi_get_lane_mbps(void *priv_data, const struct drm_display_mode *mode,
+			  unsigned long mode_flags, u32 lanes, u32 format,
+			  unsigned int *lane_mbps)
+{
+	struct dw_mipi_dsi_rockchip *dsi = priv_data;
+	int bpp;
+	unsigned long mpclk, tmp;
+	unsigned int target_mbps = 1000;
+	unsigned int max_mbps = dppa_map[ARRAY_SIZE(dppa_map) - 1].max_mbps;
+	unsigned long best_freq = 0;
+	unsigned long fvco_min, fvco_max, fin, fout;
+	unsigned int min_prediv, max_prediv;
+	unsigned int _prediv, best_prediv;
+	unsigned long _fbdiv, best_fbdiv;
+	unsigned long min_delta = ULONG_MAX;
+
+	dsi->format = format;
+	bpp = mipi_dsi_pixel_format_to_bpp(dsi->format);
+	if (bpp < 0) {
+		DRM_DEV_ERROR(dsi->dev,
+			      "failed to get bpp for pixel format %d\n",
+			      dsi->format);
+		return bpp;
+	}
+
+	mpclk = DIV_ROUND_UP(mode->clock, MSEC_PER_SEC);
+	if (mpclk) {
+		/* take 1 / 0.8, since mbps must big than bandwidth of RGB */
+		tmp = mpclk * (bpp / lanes) * 10 / 8;
+		if (tmp < max_mbps)
+			target_mbps = tmp;
+		else
+			DRM_DEV_ERROR(dsi->dev,
+				      "DPHY clock frequency is out of range\n");
+	}
+
+	/* for external phy only a the mipi_dphy_config is necessary */
+	if (dsi->phy) {
+		phy_mipi_dphy_get_default_config(mode->clock * 1000 * 10 / 8,
+						 bpp, lanes,
+						 &dsi->phy_opts.mipi_dphy);
+		dsi->lane_mbps = target_mbps;
+		*lane_mbps = dsi->lane_mbps;
+
+		return 0;
+	}
+
+	fin = clk_get_rate(dsi->pllref_clk);
+	fout = target_mbps * USEC_PER_SEC;
+
+	/* constraint: 5Mhz <= Fref / N <= 40MHz */
+	min_prediv = DIV_ROUND_UP(fin, 40 * USEC_PER_SEC);
+	max_prediv = fin / (5 * USEC_PER_SEC);
+
+	/* constraint: 80MHz <= Fvco <= 1500Mhz */
+	fvco_min = 80 * USEC_PER_SEC;
+	fvco_max = 1500 * USEC_PER_SEC;
+
+	for (_prediv = min_prediv; _prediv <= max_prediv; _prediv++) {
+		u64 tmp;
+		u32 delta;
+		/* Fvco = Fref * M / N */
+		tmp = (u64)fout * _prediv;
+		do_div(tmp, fin);
+		_fbdiv = tmp;
+		/*
+		 * Due to the use of a "by 2 pre-scaler," the range of the
+		 * feedback multiplication value M is limited to even division
+		 * numbers, and m must be greater than 6, not bigger than 512.
+		 */
+		if (_fbdiv < 6 || _fbdiv > 512)
+			continue;
+
+		_fbdiv += _fbdiv % 2;
+
+		tmp = (u64)_fbdiv * fin;
+		do_div(tmp, _prediv);
+		if (tmp < fvco_min || tmp > fvco_max)
+			continue;
+
+		delta = abs(fout - tmp);
+		if (delta < min_delta) {
+			best_prediv = _prediv;
+			best_fbdiv = _fbdiv;
+			min_delta = delta;
+			best_freq = tmp;
+		}
+	}
+
+	if (best_freq) {
+		dsi->lane_mbps = DIV_ROUND_UP(best_freq, USEC_PER_SEC);
+		*lane_mbps = dsi->lane_mbps;
+		dsi->input_div = best_prediv;
+		dsi->feedback_div = best_fbdiv;
+	} else {
+		DRM_DEV_ERROR(dsi->dev, "Can not find best_freq for DPHY\n");
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+struct hstt {
+	unsigned int maxfreq;
+	struct dw_mipi_dsi_dphy_timing timing;
+};
+
+#define HSTT(_maxfreq, _c_lp2hs, _c_hs2lp, _d_lp2hs, _d_hs2lp)	\
+{					\
+	.maxfreq = _maxfreq,		\
+	.timing = {			\
+		.clk_lp2hs = _c_lp2hs,	\
+		.clk_hs2lp = _c_hs2lp,	\
+		.data_lp2hs = _d_lp2hs,	\
+		.data_hs2lp = _d_hs2lp,	\
+	}				\
+}
+
+/* Table A-3 High-Speed Transition Times */
+struct hstt hstt_table[] = {
+	HSTT(  90,  32, 20,  26, 13),
+	HSTT( 100,  35, 23,  28, 14),
+	HSTT( 110,  32, 22,  26, 13),
+	HSTT( 130,  31, 20,  27, 13),
+	HSTT( 140,  33, 22,  26, 14),
+	HSTT( 150,  33, 21,  26, 14),
+	HSTT( 170,  32, 20,  27, 13),
+	HSTT( 180,  36, 23,  30, 15),
+	HSTT( 200,  40, 22,  33, 15),
+	HSTT( 220,  40, 22,  33, 15),
+	HSTT( 240,  44, 24,  36, 16),
+	HSTT( 250,  48, 24,  38, 17),
+	HSTT( 270,  48, 24,  38, 17),
+	HSTT( 300,  50, 27,  41, 18),
+	HSTT( 330,  56, 28,  45, 18),
+	HSTT( 360,  59, 28,  48, 19),
+	HSTT( 400,  61, 30,  50, 20),
+	HSTT( 450,  67, 31,  55, 21),
+	HSTT( 500,  73, 31,  59, 22),
+	HSTT( 550,  79, 36,  63, 24),
+	HSTT( 600,  83, 37,  68, 25),
+	HSTT( 650,  90, 38,  73, 27),
+	HSTT( 700,  95, 40,  77, 28),
+	HSTT( 750, 102, 40,  84, 28),
+	HSTT( 800, 106, 42,  87, 30),
+	HSTT( 850, 113, 44,  93, 31),
+	HSTT( 900, 118, 47,  98, 32),
+	HSTT( 950, 124, 47, 102, 34),
+	HSTT(1000, 130, 49, 107, 35),
+	HSTT(1050, 135, 51, 111, 37),
+	HSTT(1100, 139, 51, 114, 38),
+	HSTT(1150, 146, 54, 120, 40),
+	HSTT(1200, 153, 57, 125, 41),
+	HSTT(1250, 158, 58, 130, 42),
+	HSTT(1300, 163, 58, 135, 44),
+	HSTT(1350, 168, 60, 140, 45),
+	HSTT(1400, 172, 64, 144, 47),
+	HSTT(1450, 176, 65, 148, 48),
+	HSTT(1500, 181, 66, 153, 50)
+};
+
+static int
+dw_mipi_dsi_phy_get_timing(void *priv_data, unsigned int lane_mbps,
+			   struct dw_mipi_dsi_dphy_timing *timing)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(hstt_table); i++)
+		if (lane_mbps < hstt_table[i].maxfreq)
+			break;
+
+	if (i == ARRAY_SIZE(hstt_table))
+		i--;
+
+	*timing = hstt_table[i].timing;
+
+	return 0;
+}
+
+static const struct dw_mipi_dsi_phy_ops dw_mipi_dsi_rockchip_phy_ops = {
+	.init = dw_mipi_dsi_phy_init,
+	.power_on = dw_mipi_dsi_phy_power_on,
+	.power_off = dw_mipi_dsi_phy_power_off,
+	.get_lane_mbps = dw_mipi_dsi_get_lane_mbps,
+	.get_timing = dw_mipi_dsi_phy_get_timing,
+};
+
+static void dw_mipi_dsi_rockchip_config(struct dw_mipi_dsi_rockchip *dsi)
+{
+	if (dsi->cdata->lanecfg1_grf_reg)
+		regmap_write(dsi->grf_regmap, dsi->cdata->lanecfg1_grf_reg,
+					      dsi->cdata->lanecfg1);
+
+	if (dsi->cdata->lanecfg2_grf_reg)
+		regmap_write(dsi->grf_regmap, dsi->cdata->lanecfg2_grf_reg,
+					      dsi->cdata->lanecfg2);
+
+	if (dsi->cdata->enable_grf_reg)
+		regmap_write(dsi->grf_regmap, dsi->cdata->enable_grf_reg,
+					      dsi->cdata->enable);
+}
+
+static void dw_mipi_dsi_rockchip_set_lcdsel(struct dw_mipi_dsi_rockchip *dsi,
+					    int mux)
+{
+	regmap_write(dsi->grf_regmap, dsi->cdata->lcdsel_grf_reg,
+		mux ? dsi->cdata->lcdsel_lit : dsi->cdata->lcdsel_big);
+}
+
+static int
+dw_mipi_dsi_encoder_atomic_check(struct drm_encoder *encoder,
+				 struct drm_crtc_state *crtc_state,
+				 struct drm_connector_state *conn_state)
+{
+	struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc_state);
+	struct dw_mipi_dsi_rockchip *dsi = to_dsi(encoder);
+
+	switch (dsi->format) {
+	case MIPI_DSI_FMT_RGB888:
+		s->output_mode = ROCKCHIP_OUT_MODE_P888;
+		break;
+	case MIPI_DSI_FMT_RGB666:
+		s->output_mode = ROCKCHIP_OUT_MODE_P666;
+		break;
+	case MIPI_DSI_FMT_RGB565:
+		s->output_mode = ROCKCHIP_OUT_MODE_P565;
+		break;
+	default:
+		WARN_ON(1);
+		return -EINVAL;
+	}
+
+	s->output_type = DRM_MODE_CONNECTOR_DSI;
+	if (dsi->slave)
+		s->output_flags = ROCKCHIP_OUTPUT_DSI_DUAL;
+
+	return 0;
+}
+
+static void dw_mipi_dsi_encoder_enable(struct drm_encoder *encoder)
+{
+	struct dw_mipi_dsi_rockchip *dsi = to_dsi(encoder);
+	int ret, mux;
+
+	mux = drm_of_encoder_active_endpoint_id(dsi->dev->of_node,
+						&dsi->encoder);
+	if (mux < 0)
+		return;
+
+	/*
+	 * For the RK3399, the clk of grf must be enabled before writing grf
+	 * register. And for RK3288 or other soc, this grf_clk must be NULL,
+	 * the clk_prepare_enable return true directly.
+	 */
+	ret = clk_prepare_enable(dsi->grf_clk);
+	if (ret) {
+		DRM_DEV_ERROR(dsi->dev, "Failed to enable grf_clk: %d\n", ret);
+		return;
+	}
+
+	dw_mipi_dsi_rockchip_set_lcdsel(dsi, mux);
+	if (dsi->slave)
+		dw_mipi_dsi_rockchip_set_lcdsel(dsi->slave, mux);
+
+	clk_disable_unprepare(dsi->grf_clk);
+}
+
+static const struct drm_encoder_helper_funcs
+dw_mipi_dsi_encoder_helper_funcs = {
+	.atomic_check = dw_mipi_dsi_encoder_atomic_check,
+	.enable = dw_mipi_dsi_encoder_enable,
+};
+
+static int rockchip_dsi_drm_create_encoder(struct dw_mipi_dsi_rockchip *dsi,
+					   struct drm_device *drm_dev)
+{
+	struct drm_encoder *encoder = &dsi->encoder;
+	int ret;
+
+	encoder->possible_crtcs = drm_of_find_possible_crtcs(drm_dev,
+							     dsi->dev->of_node);
+
+	ret = drm_simple_encoder_init(drm_dev, encoder, DRM_MODE_ENCODER_DSI);
+	if (ret) {
+		DRM_ERROR("Failed to initialize encoder with drm\n");
+		return ret;
+	}
+
+	drm_encoder_helper_add(encoder, &dw_mipi_dsi_encoder_helper_funcs);
+
+	return 0;
+}
+
+static struct device
+*dw_mipi_dsi_rockchip_find_second(struct dw_mipi_dsi_rockchip *dsi)
+{
+	const struct of_device_id *match;
+	struct device_node *node = NULL, *local;
+
+	match = of_match_device(dsi->dev->driver->of_match_table, dsi->dev);
+
+	local = of_graph_get_remote_node(dsi->dev->of_node, 1, 0);
+	if (!local)
+		return NULL;
+
+	while ((node = of_find_compatible_node(node, NULL,
+					       match->compatible))) {
+		struct device_node *remote;
+
+		/* found ourself */
+		if (node == dsi->dev->of_node)
+			continue;
+
+		remote = of_graph_get_remote_node(node, 1, 0);
+		if (!remote)
+			continue;
+
+		/* same display device in port1-ep0 for both */
+		if (remote == local) {
+			struct dw_mipi_dsi_rockchip *dsi2;
+			struct platform_device *pdev;
+
+			pdev = of_find_device_by_node(node);
+
+			/*
+			 * we have found the second, so will either return it
+			 * or return with an error. In any case won't need the
+			 * nodes anymore nor continue the loop.
+			 */
+			of_node_put(remote);
+			of_node_put(node);
+			of_node_put(local);
+
+			if (!pdev)
+				return ERR_PTR(-EPROBE_DEFER);
+
+			dsi2 = platform_get_drvdata(pdev);
+			if (!dsi2) {
+				platform_device_put(pdev);
+				return ERR_PTR(-EPROBE_DEFER);
+			}
+
+			return &pdev->dev;
+		}
+
+		of_node_put(remote);
+	}
+
+	of_node_put(local);
+
+	return NULL;
+}
+
+static int dw_mipi_dsi_rockchip_bind(struct device *dev,
+				     struct device *master,
+				     void *data)
+{
+	struct dw_mipi_dsi_rockchip *dsi = dev_get_drvdata(dev);
+	struct drm_device *drm_dev = data;
+	struct device *second;
+	bool master1, master2;
+	int ret;
+
+	second = dw_mipi_dsi_rockchip_find_second(dsi);
+	if (IS_ERR(second))
+		return PTR_ERR(second);
+
+	if (second) {
+		master1 = of_property_read_bool(dsi->dev->of_node,
+						"clock-master");
+		master2 = of_property_read_bool(second->of_node,
+						"clock-master");
+
+		if (master1 && master2) {
+			DRM_DEV_ERROR(dsi->dev, "only one clock-master allowed\n");
+			return -EINVAL;
+		}
+
+		if (!master1 && !master2) {
+			DRM_DEV_ERROR(dsi->dev, "no clock-master defined\n");
+			return -EINVAL;
+		}
+
+		/* we are the slave in dual-DSI */
+		if (!master1) {
+			dsi->is_slave = true;
+			return 0;
+		}
+
+		dsi->slave = dev_get_drvdata(second);
+		if (!dsi->slave) {
+			DRM_DEV_ERROR(dev, "could not get slaves data\n");
+			return -ENODEV;
+		}
+
+		dsi->slave->is_slave = true;
+		dw_mipi_dsi_set_slave(dsi->dmd, dsi->slave->dmd);
+		put_device(second);
+	}
+
+	pm_runtime_get_sync(dsi->dev);
+	if (dsi->slave)
+		pm_runtime_get_sync(dsi->slave->dev);
+
+	ret = clk_prepare_enable(dsi->pllref_clk);
+	if (ret) {
+		DRM_DEV_ERROR(dev, "Failed to enable pllref_clk: %d\n", ret);
+		goto out_pm_runtime;
+	}
+
+	/*
+	 * With the GRF clock running, write lane and dual-mode configurations
+	 * that won't change immediately. If we waited until enable() to do
+	 * this, things like panel preparation would not be able to send
+	 * commands over DSI.
+	 */
+	ret = clk_prepare_enable(dsi->grf_clk);
+	if (ret) {
+		DRM_DEV_ERROR(dsi->dev, "Failed to enable grf_clk: %d\n", ret);
+		goto out_pll_clk;
+	}
+
+	dw_mipi_dsi_rockchip_config(dsi);
+	if (dsi->slave)
+		dw_mipi_dsi_rockchip_config(dsi->slave);
+
+	clk_disable_unprepare(dsi->grf_clk);
+
+	ret = rockchip_dsi_drm_create_encoder(dsi, drm_dev);
+	if (ret) {
+		DRM_DEV_ERROR(dev, "Failed to create drm encoder\n");
+		goto out_pll_clk;
+	}
+
+	ret = dw_mipi_dsi_bind(dsi->dmd, &dsi->encoder);
+	if (ret) {
+		DRM_DEV_ERROR(dev, "Failed to bind: %d\n", ret);
+		goto out_pll_clk;
+	}
+
+	dsi->dsi_bound = true;
+
+	return 0;
+
+out_pll_clk:
+	clk_disable_unprepare(dsi->pllref_clk);
+out_pm_runtime:
+	pm_runtime_put(dsi->dev);
+	if (dsi->slave)
+		pm_runtime_put(dsi->slave->dev);
+
+	return ret;
+}
+
+static void dw_mipi_dsi_rockchip_unbind(struct device *dev,
+					struct device *master,
+					void *data)
+{
+	struct dw_mipi_dsi_rockchip *dsi = dev_get_drvdata(dev);
+
+	if (dsi->is_slave)
+		return;
+
+	dsi->dsi_bound = false;
+
+	dw_mipi_dsi_unbind(dsi->dmd);
+
+	clk_disable_unprepare(dsi->pllref_clk);
+
+	pm_runtime_put(dsi->dev);
+	if (dsi->slave)
+		pm_runtime_put(dsi->slave->dev);
+}
+
+static const struct component_ops dw_mipi_dsi_rockchip_ops = {
+	.bind	= dw_mipi_dsi_rockchip_bind,
+	.unbind	= dw_mipi_dsi_rockchip_unbind,
+};
+
+static int dw_mipi_dsi_rockchip_host_attach(void *priv_data,
+					    struct mipi_dsi_device *device)
+{
+	struct dw_mipi_dsi_rockchip *dsi = priv_data;
+	struct device *second;
+	int ret;
+
+	ret = component_add(dsi->dev, &dw_mipi_dsi_rockchip_ops);
+	if (ret) {
+		DRM_DEV_ERROR(dsi->dev, "Failed to register component: %d\n",
+					ret);
+		return ret;
+	}
+
+	second = dw_mipi_dsi_rockchip_find_second(dsi);
+	if (IS_ERR(second))
+		return PTR_ERR(second);
+	if (second) {
+		ret = component_add(second, &dw_mipi_dsi_rockchip_ops);
+		if (ret) {
+			DRM_DEV_ERROR(second,
+				      "Failed to register component: %d\n",
+				      ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int dw_mipi_dsi_rockchip_host_detach(void *priv_data,
+					    struct mipi_dsi_device *device)
+{
+	struct dw_mipi_dsi_rockchip *dsi = priv_data;
+	struct device *second;
+
+	second = dw_mipi_dsi_rockchip_find_second(dsi);
+	if (second && !IS_ERR(second))
+		component_del(second, &dw_mipi_dsi_rockchip_ops);
+
+	component_del(dsi->dev, &dw_mipi_dsi_rockchip_ops);
+
+	return 0;
+}
+
+static const struct dw_mipi_dsi_host_ops dw_mipi_dsi_rockchip_host_ops = {
+	.attach = dw_mipi_dsi_rockchip_host_attach,
+	.detach = dw_mipi_dsi_rockchip_host_detach,
+};
+
+static int __maybe_unused dw_mipi_dsi_rockchip_resume(struct device *dev)
+{
+	struct dw_mipi_dsi_rockchip *dsi = dev_get_drvdata(dev);
+	int ret;
+
+	/*
+	 * Re-configure DSI state, if we were previously initialized. We need
+	 * to do this before rockchip_drm_drv tries to re-enable() any panels.
+	 */
+	if (dsi->dsi_bound) {
+		ret = clk_prepare_enable(dsi->grf_clk);
+		if (ret) {
+			DRM_DEV_ERROR(dsi->dev, "Failed to enable grf_clk: %d\n", ret);
+			return ret;
+		}
+
+		dw_mipi_dsi_rockchip_config(dsi);
+		if (dsi->slave)
+			dw_mipi_dsi_rockchip_config(dsi->slave);
+
+		clk_disable_unprepare(dsi->grf_clk);
+	}
+
+	return 0;
+}
+
+static const struct dev_pm_ops dw_mipi_dsi_rockchip_pm_ops = {
+	SET_LATE_SYSTEM_SLEEP_PM_OPS(NULL, dw_mipi_dsi_rockchip_resume)
+};
+
+static int dw_mipi_dsi_rockchip_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	struct device_node *np = dev->of_node;
+	struct dw_mipi_dsi_rockchip *dsi;
+	struct resource *res;
+	const struct rockchip_dw_dsi_chip_data *cdata =
+				of_device_get_match_data(dev);
+	int ret, i;
+
+	dsi = devm_kzalloc(dev, sizeof(*dsi), GFP_KERNEL);
+	if (!dsi)
+		return -ENOMEM;
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	dsi->base = devm_ioremap_resource(dev, res);
+	if (IS_ERR(dsi->base)) {
+		DRM_DEV_ERROR(dev, "Unable to get dsi registers\n");
+		return PTR_ERR(dsi->base);
+	}
+
+	i = 0;
+	while (cdata[i].reg) {
+		if (cdata[i].reg == res->start) {
+			dsi->cdata = &cdata[i];
+			break;
+		}
+
+		i++;
+	}
+
+	if (!dsi->cdata) {
+		DRM_DEV_ERROR(dev, "no dsi-config for %s node\n", np->name);
+		return -EINVAL;
+	}
+
+	/* try to get a possible external dphy */
+	dsi->phy = devm_phy_optional_get(dev, "dphy");
+	if (IS_ERR(dsi->phy)) {
+		ret = PTR_ERR(dsi->phy);
+		DRM_DEV_ERROR(dev, "failed to get mipi dphy: %d\n", ret);
+		return ret;
+	}
+
+	dsi->pllref_clk = devm_clk_get(dev, "ref");
+	if (IS_ERR(dsi->pllref_clk)) {
+		if (dsi->phy) {
+			/*
+			 * if external phy is present, pll will be
+			 * generated there.
+			 */
+			dsi->pllref_clk = NULL;
+		} else {
+			ret = PTR_ERR(dsi->pllref_clk);
+			DRM_DEV_ERROR(dev,
+				      "Unable to get pll reference clock: %d\n",
+				      ret);
+			return ret;
+		}
+	}
+
+	if (dsi->cdata->flags & DW_MIPI_NEEDS_PHY_CFG_CLK) {
+		dsi->phy_cfg_clk = devm_clk_get(dev, "phy_cfg");
+		if (IS_ERR(dsi->phy_cfg_clk)) {
+			ret = PTR_ERR(dsi->phy_cfg_clk);
+			DRM_DEV_ERROR(dev,
+				      "Unable to get phy_cfg_clk: %d\n", ret);
+			return ret;
+		}
+	}
+
+	if (dsi->cdata->flags & DW_MIPI_NEEDS_GRF_CLK) {
+		dsi->grf_clk = devm_clk_get(dev, "grf");
+		if (IS_ERR(dsi->grf_clk)) {
+			ret = PTR_ERR(dsi->grf_clk);
+			DRM_DEV_ERROR(dev, "Unable to get grf_clk: %d\n", ret);
+			return ret;
+		}
+	}
+
+	dsi->grf_regmap = syscon_regmap_lookup_by_phandle(np, "rockchip,grf");
+	if (IS_ERR(dsi->grf_regmap)) {
+		DRM_DEV_ERROR(dsi->dev, "Unable to get rockchip,grf\n");
+		return PTR_ERR(dsi->grf_regmap);
+	}
+
+	dsi->dev = dev;
+	dsi->pdata.base = dsi->base;
+	dsi->pdata.max_data_lanes = dsi->cdata->max_data_lanes;
+	dsi->pdata.phy_ops = &dw_mipi_dsi_rockchip_phy_ops;
+	dsi->pdata.host_ops = &dw_mipi_dsi_rockchip_host_ops;
+	dsi->pdata.priv_data = dsi;
+	platform_set_drvdata(pdev, dsi);
+
+	dsi->dmd = dw_mipi_dsi_probe(pdev, &dsi->pdata);
+	if (IS_ERR(dsi->dmd)) {
+		ret = PTR_ERR(dsi->dmd);
+		if (ret != -EPROBE_DEFER)
+			DRM_DEV_ERROR(dev,
+				      "Failed to probe dw_mipi_dsi: %d\n", ret);
+		return ret;
+	}
+
+	return 0;
+}
+
+static int dw_mipi_dsi_rockchip_remove(struct platform_device *pdev)
+{
+	struct dw_mipi_dsi_rockchip *dsi = platform_get_drvdata(pdev);
+
+	dw_mipi_dsi_remove(dsi->dmd);
+
+	return 0;
+}
+
+static const struct rockchip_dw_dsi_chip_data px30_chip_data[] = {
+	{
+		.reg = 0xff450000,
+		.lcdsel_grf_reg = PX30_GRF_PD_VO_CON1,
+		.lcdsel_big = HIWORD_UPDATE(0, PX30_DSI_LCDC_SEL),
+		.lcdsel_lit = HIWORD_UPDATE(PX30_DSI_LCDC_SEL,
+					    PX30_DSI_LCDC_SEL),
+
+		.lanecfg1_grf_reg = PX30_GRF_PD_VO_CON1,
+		.lanecfg1 = HIWORD_UPDATE(0, PX30_DSI_TURNDISABLE |
+					     PX30_DSI_FORCERXMODE |
+					     PX30_DSI_FORCETXSTOPMODE),
+
+		.max_data_lanes = 4,
+	},
+	{ /* sentinel */ }
+};
+
+static const struct rockchip_dw_dsi_chip_data rk3288_chip_data[] = {
+	{
+		.reg = 0xff960000,
+		.lcdsel_grf_reg = RK3288_GRF_SOC_CON6,
+		.lcdsel_big = HIWORD_UPDATE(0, RK3288_DSI0_LCDC_SEL),
+		.lcdsel_lit = HIWORD_UPDATE(RK3288_DSI0_LCDC_SEL, RK3288_DSI0_LCDC_SEL),
+
+		.max_data_lanes = 4,
+	},
+	{
+		.reg = 0xff964000,
+		.lcdsel_grf_reg = RK3288_GRF_SOC_CON6,
+		.lcdsel_big = HIWORD_UPDATE(0, RK3288_DSI1_LCDC_SEL),
+		.lcdsel_lit = HIWORD_UPDATE(RK3288_DSI1_LCDC_SEL, RK3288_DSI1_LCDC_SEL),
+
+		.max_data_lanes = 4,
+	},
+	{ /* sentinel */ }
+};
+
+static const struct rockchip_dw_dsi_chip_data rk3399_chip_data[] = {
+	{
+		.reg = 0xff960000,
+		.lcdsel_grf_reg = RK3399_GRF_SOC_CON20,
+		.lcdsel_big = HIWORD_UPDATE(0, RK3399_DSI0_LCDC_SEL),
+		.lcdsel_lit = HIWORD_UPDATE(RK3399_DSI0_LCDC_SEL,
+					    RK3399_DSI0_LCDC_SEL),
+
+		.lanecfg1_grf_reg = RK3399_GRF_SOC_CON22,
+		.lanecfg1 = HIWORD_UPDATE(0, RK3399_DSI0_TURNREQUEST |
+					     RK3399_DSI0_TURNDISABLE |
+					     RK3399_DSI0_FORCETXSTOPMODE |
+					     RK3399_DSI0_FORCERXMODE),
+
+		.flags = DW_MIPI_NEEDS_PHY_CFG_CLK | DW_MIPI_NEEDS_GRF_CLK,
+		.max_data_lanes = 4,
+	},
+	{
+		.reg = 0xff968000,
+		.lcdsel_grf_reg = RK3399_GRF_SOC_CON20,
+		.lcdsel_big = HIWORD_UPDATE(0, RK3399_DSI1_LCDC_SEL),
+		.lcdsel_lit = HIWORD_UPDATE(RK3399_DSI1_LCDC_SEL,
+					    RK3399_DSI1_LCDC_SEL),
+
+		.lanecfg1_grf_reg = RK3399_GRF_SOC_CON23,
+		.lanecfg1 = HIWORD_UPDATE(0, RK3399_DSI1_TURNDISABLE |
+					     RK3399_DSI1_FORCETXSTOPMODE |
+					     RK3399_DSI1_FORCERXMODE |
+					     RK3399_DSI1_ENABLE),
+
+		.lanecfg2_grf_reg = RK3399_GRF_SOC_CON24,
+		.lanecfg2 = HIWORD_UPDATE(RK3399_TXRX_MASTERSLAVEZ |
+					  RK3399_TXRX_ENABLECLK,
+					  RK3399_TXRX_MASTERSLAVEZ |
+					  RK3399_TXRX_ENABLECLK |
+					  RK3399_TXRX_BASEDIR),
+
+		.enable_grf_reg = RK3399_GRF_SOC_CON23,
+		.enable = HIWORD_UPDATE(RK3399_DSI1_ENABLE, RK3399_DSI1_ENABLE),
+
+		.flags = DW_MIPI_NEEDS_PHY_CFG_CLK | DW_MIPI_NEEDS_GRF_CLK,
+		.max_data_lanes = 4,
+	},
+	{ /* sentinel */ }
+};
+
+static const struct of_device_id dw_mipi_dsi_rockchip_dt_ids[] = {
+	{
+	 .compatible = "rockchip,px30-mipi-dsi",
+	 .data = &px30_chip_data,
+	}, {
+	 .compatible = "rockchip,rk3288-mipi-dsi",
+	 .data = &rk3288_chip_data,
+	}, {
+	 .compatible = "rockchip,rk3399-mipi-dsi",
+	 .data = &rk3399_chip_data,
+	},
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, dw_mipi_dsi_rockchip_dt_ids);
+
+struct platform_driver dw_mipi_dsi_rockchip_driver = {
+	.probe		= dw_mipi_dsi_rockchip_probe,
+	.remove		= dw_mipi_dsi_rockchip_remove,
+	.driver		= {
+		.of_match_table = dw_mipi_dsi_rockchip_dt_ids,
+		.pm	= &dw_mipi_dsi_rockchip_pm_ops,
+		.name	= "dw-mipi-dsi-rockchip",
+		/*
+		 * For dual-DSI display, one DSI pokes at the other DSI's
+		 * drvdata in dw_mipi_dsi_rockchip_find_second(). This is not
+		 * safe for asynchronous probe.
+		 */
+		.probe_type = PROBE_FORCE_SYNCHRONOUS,
+	},
+};
diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
new file mode 100644
index 000000000..515e6f187
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
@@ -0,0 +1,614 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
+ */
+
+#include <linux/clk.h>
+#include <linux/mfd/syscon.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/phy/phy.h>
+#include <linux/regmap.h>
+
+#include <drm/bridge/dw_hdmi.h>
+#include <drm/drm_edid.h>
+#include <drm/drm_of.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
+
+#include "rockchip_drm_drv.h"
+#include "rockchip_drm_vop.h"
+
+#define RK3228_GRF_SOC_CON2		0x0408
+#define RK3228_HDMI_SDAIN_MSK		BIT(14)
+#define RK3228_HDMI_SCLIN_MSK		BIT(13)
+#define RK3228_GRF_SOC_CON6		0x0418
+#define RK3228_HDMI_HPD_VSEL		BIT(6)
+#define RK3228_HDMI_SDA_VSEL		BIT(5)
+#define RK3228_HDMI_SCL_VSEL		BIT(4)
+
+#define RK3288_GRF_SOC_CON6		0x025C
+#define RK3288_HDMI_LCDC_SEL		BIT(4)
+#define RK3328_GRF_SOC_CON2		0x0408
+
+#define RK3328_HDMI_SDAIN_MSK		BIT(11)
+#define RK3328_HDMI_SCLIN_MSK		BIT(10)
+#define RK3328_HDMI_HPD_IOE		BIT(2)
+#define RK3328_GRF_SOC_CON3		0x040c
+/* need to be unset if hdmi or i2c should control voltage */
+#define RK3328_HDMI_SDA5V_GRF		BIT(15)
+#define RK3328_HDMI_SCL5V_GRF		BIT(14)
+#define RK3328_HDMI_HPD5V_GRF		BIT(13)
+#define RK3328_HDMI_CEC5V_GRF		BIT(12)
+#define RK3328_GRF_SOC_CON4		0x0410
+#define RK3328_HDMI_HPD_SARADC		BIT(13)
+#define RK3328_HDMI_CEC_5V		BIT(11)
+#define RK3328_HDMI_SDA_5V		BIT(10)
+#define RK3328_HDMI_SCL_5V		BIT(9)
+#define RK3328_HDMI_HPD_5V		BIT(8)
+
+#define RK3399_GRF_SOC_CON20		0x6250
+#define RK3399_HDMI_LCDC_SEL		BIT(6)
+
+#define HIWORD_UPDATE(val, mask)	(val | (mask) << 16)
+
+/**
+ * struct rockchip_hdmi_chip_data - splite the grf setting of kind of chips
+ * @lcdsel_grf_reg: grf register offset of lcdc select
+ * @lcdsel_big: reg value of selecting vop big for HDMI
+ * @lcdsel_lit: reg value of selecting vop little for HDMI
+ */
+struct rockchip_hdmi_chip_data {
+	int	lcdsel_grf_reg;
+	u32	lcdsel_big;
+	u32	lcdsel_lit;
+};
+
+struct rockchip_hdmi {
+	struct device *dev;
+	struct regmap *regmap;
+	struct drm_encoder encoder;
+	const struct rockchip_hdmi_chip_data *chip_data;
+	struct clk *vpll_clk;
+	struct clk *grf_clk;
+	struct dw_hdmi *hdmi;
+	struct phy *phy;
+};
+
+#define to_rockchip_hdmi(x)	container_of(x, struct rockchip_hdmi, x)
+
+static const struct dw_hdmi_mpll_config rockchip_mpll_cfg[] = {
+	{
+		27000000, {
+			{ 0x00b3, 0x0000},
+			{ 0x2153, 0x0000},
+			{ 0x40f3, 0x0000}
+		},
+	}, {
+		36000000, {
+			{ 0x00b3, 0x0000},
+			{ 0x2153, 0x0000},
+			{ 0x40f3, 0x0000}
+		},
+	}, {
+		40000000, {
+			{ 0x00b3, 0x0000},
+			{ 0x2153, 0x0000},
+			{ 0x40f3, 0x0000}
+		},
+	}, {
+		54000000, {
+			{ 0x0072, 0x0001},
+			{ 0x2142, 0x0001},
+			{ 0x40a2, 0x0001},
+		},
+	}, {
+		65000000, {
+			{ 0x0072, 0x0001},
+			{ 0x2142, 0x0001},
+			{ 0x40a2, 0x0001},
+		},
+	}, {
+		66000000, {
+			{ 0x013e, 0x0003},
+			{ 0x217e, 0x0002},
+			{ 0x4061, 0x0002}
+		},
+	}, {
+		74250000, {
+			{ 0x0072, 0x0001},
+			{ 0x2145, 0x0002},
+			{ 0x4061, 0x0002}
+		},
+	}, {
+		83500000, {
+			{ 0x0072, 0x0001},
+		},
+	}, {
+		108000000, {
+			{ 0x0051, 0x0002},
+			{ 0x2145, 0x0002},
+			{ 0x4061, 0x0002}
+		},
+	}, {
+		106500000, {
+			{ 0x0051, 0x0002},
+			{ 0x2145, 0x0002},
+			{ 0x4061, 0x0002}
+		},
+	}, {
+		146250000, {
+			{ 0x0051, 0x0002},
+			{ 0x2145, 0x0002},
+			{ 0x4061, 0x0002}
+		},
+	}, {
+		148500000, {
+			{ 0x0051, 0x0003},
+			{ 0x214c, 0x0003},
+			{ 0x4064, 0x0003}
+		},
+	}, {
+		~0UL, {
+			{ 0x00a0, 0x000a },
+			{ 0x2001, 0x000f },
+			{ 0x4002, 0x000f },
+		},
+	}
+};
+
+static const struct dw_hdmi_curr_ctrl rockchip_cur_ctr[] = {
+	/*      pixelclk    bpp8    bpp10   bpp12 */
+	{
+		40000000,  { 0x0018, 0x0018, 0x0018 },
+	}, {
+		65000000,  { 0x0028, 0x0028, 0x0028 },
+	}, {
+		66000000,  { 0x0038, 0x0038, 0x0038 },
+	}, {
+		74250000,  { 0x0028, 0x0038, 0x0038 },
+	}, {
+		83500000,  { 0x0028, 0x0038, 0x0038 },
+	}, {
+		146250000, { 0x0038, 0x0038, 0x0038 },
+	}, {
+		148500000, { 0x0000, 0x0038, 0x0038 },
+	}, {
+		~0UL,      { 0x0000, 0x0000, 0x0000},
+	}
+};
+
+static const struct dw_hdmi_phy_config rockchip_phy_config[] = {
+	/*pixelclk   symbol   term   vlev*/
+	{ 74250000,  0x8009, 0x0004, 0x0272},
+	{ 148500000, 0x802b, 0x0004, 0x028d},
+	{ 297000000, 0x8039, 0x0005, 0x028d},
+	{ ~0UL,	     0x0000, 0x0000, 0x0000}
+};
+
+static int rockchip_hdmi_parse_dt(struct rockchip_hdmi *hdmi)
+{
+	struct device_node *np = hdmi->dev->of_node;
+
+	hdmi->regmap = syscon_regmap_lookup_by_phandle(np, "rockchip,grf");
+	if (IS_ERR(hdmi->regmap)) {
+		DRM_DEV_ERROR(hdmi->dev, "Unable to get rockchip,grf\n");
+		return PTR_ERR(hdmi->regmap);
+	}
+
+	hdmi->vpll_clk = devm_clk_get(hdmi->dev, "vpll");
+	if (PTR_ERR(hdmi->vpll_clk) == -ENOENT) {
+		hdmi->vpll_clk = NULL;
+	} else if (PTR_ERR(hdmi->vpll_clk) == -EPROBE_DEFER) {
+		return -EPROBE_DEFER;
+	} else if (IS_ERR(hdmi->vpll_clk)) {
+		DRM_DEV_ERROR(hdmi->dev, "failed to get grf clock\n");
+		return PTR_ERR(hdmi->vpll_clk);
+	}
+
+	hdmi->grf_clk = devm_clk_get(hdmi->dev, "grf");
+	if (PTR_ERR(hdmi->grf_clk) == -ENOENT) {
+		hdmi->grf_clk = NULL;
+	} else if (PTR_ERR(hdmi->grf_clk) == -EPROBE_DEFER) {
+		return -EPROBE_DEFER;
+	} else if (IS_ERR(hdmi->grf_clk)) {
+		DRM_DEV_ERROR(hdmi->dev, "failed to get grf clock\n");
+		return PTR_ERR(hdmi->grf_clk);
+	}
+
+	return 0;
+}
+
+static enum drm_mode_status
+dw_hdmi_rockchip_mode_valid(struct dw_hdmi *hdmi, void *data,
+			    const struct drm_display_info *info,
+			    const struct drm_display_mode *mode)
+{
+	const struct dw_hdmi_mpll_config *mpll_cfg = rockchip_mpll_cfg;
+	int pclk = mode->clock * 1000;
+	bool valid = false;
+	int i;
+
+	for (i = 0; mpll_cfg[i].mpixelclock != (~0UL); i++) {
+		if (pclk == mpll_cfg[i].mpixelclock) {
+			valid = true;
+			break;
+		}
+	}
+
+	return (valid) ? MODE_OK : MODE_BAD;
+}
+
+static void dw_hdmi_rockchip_encoder_disable(struct drm_encoder *encoder)
+{
+}
+
+static bool
+dw_hdmi_rockchip_encoder_mode_fixup(struct drm_encoder *encoder,
+				    const struct drm_display_mode *mode,
+				    struct drm_display_mode *adj_mode)
+{
+	return true;
+}
+
+static void dw_hdmi_rockchip_encoder_mode_set(struct drm_encoder *encoder,
+					      struct drm_display_mode *mode,
+					      struct drm_display_mode *adj_mode)
+{
+	struct rockchip_hdmi *hdmi = to_rockchip_hdmi(encoder);
+
+	clk_set_rate(hdmi->vpll_clk, adj_mode->clock * 1000);
+}
+
+static void dw_hdmi_rockchip_encoder_enable(struct drm_encoder *encoder)
+{
+	struct rockchip_hdmi *hdmi = to_rockchip_hdmi(encoder);
+	u32 val;
+	int ret;
+
+	if (hdmi->chip_data->lcdsel_grf_reg < 0)
+		return;
+
+	ret = drm_of_encoder_active_endpoint_id(hdmi->dev->of_node, encoder);
+	if (ret)
+		val = hdmi->chip_data->lcdsel_lit;
+	else
+		val = hdmi->chip_data->lcdsel_big;
+
+	ret = clk_prepare_enable(hdmi->grf_clk);
+	if (ret < 0) {
+		DRM_DEV_ERROR(hdmi->dev, "failed to enable grfclk %d\n", ret);
+		return;
+	}
+
+	ret = regmap_write(hdmi->regmap, hdmi->chip_data->lcdsel_grf_reg, val);
+	if (ret != 0)
+		DRM_DEV_ERROR(hdmi->dev, "Could not write to GRF: %d\n", ret);
+
+	clk_disable_unprepare(hdmi->grf_clk);
+	DRM_DEV_DEBUG(hdmi->dev, "vop %s output to hdmi\n",
+		      ret ? "LIT" : "BIG");
+}
+
+static int
+dw_hdmi_rockchip_encoder_atomic_check(struct drm_encoder *encoder,
+				      struct drm_crtc_state *crtc_state,
+				      struct drm_connector_state *conn_state)
+{
+	struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc_state);
+
+	s->output_mode = ROCKCHIP_OUT_MODE_AAAA;
+	s->output_type = DRM_MODE_CONNECTOR_HDMIA;
+
+	return 0;
+}
+
+static const struct drm_encoder_helper_funcs dw_hdmi_rockchip_encoder_helper_funcs = {
+	.mode_fixup = dw_hdmi_rockchip_encoder_mode_fixup,
+	.mode_set   = dw_hdmi_rockchip_encoder_mode_set,
+	.enable     = dw_hdmi_rockchip_encoder_enable,
+	.disable    = dw_hdmi_rockchip_encoder_disable,
+	.atomic_check = dw_hdmi_rockchip_encoder_atomic_check,
+};
+
+static int dw_hdmi_rockchip_genphy_init(struct dw_hdmi *dw_hdmi, void *data,
+					const struct drm_display_info *display,
+					const struct drm_display_mode *mode)
+{
+	struct rockchip_hdmi *hdmi = (struct rockchip_hdmi *)data;
+
+	return phy_power_on(hdmi->phy);
+}
+
+static void dw_hdmi_rockchip_genphy_disable(struct dw_hdmi *dw_hdmi, void *data)
+{
+	struct rockchip_hdmi *hdmi = (struct rockchip_hdmi *)data;
+
+	phy_power_off(hdmi->phy);
+}
+
+static void dw_hdmi_rk3228_setup_hpd(struct dw_hdmi *dw_hdmi, void *data)
+{
+	struct rockchip_hdmi *hdmi = (struct rockchip_hdmi *)data;
+
+	dw_hdmi_phy_setup_hpd(dw_hdmi, data);
+
+	regmap_write(hdmi->regmap,
+		RK3228_GRF_SOC_CON6,
+		HIWORD_UPDATE(RK3228_HDMI_HPD_VSEL | RK3228_HDMI_SDA_VSEL |
+			      RK3228_HDMI_SCL_VSEL,
+			      RK3228_HDMI_HPD_VSEL | RK3228_HDMI_SDA_VSEL |
+			      RK3228_HDMI_SCL_VSEL));
+
+	regmap_write(hdmi->regmap,
+		RK3228_GRF_SOC_CON2,
+		HIWORD_UPDATE(RK3228_HDMI_SDAIN_MSK | RK3228_HDMI_SCLIN_MSK,
+			      RK3228_HDMI_SDAIN_MSK | RK3228_HDMI_SCLIN_MSK));
+}
+
+static enum drm_connector_status
+dw_hdmi_rk3328_read_hpd(struct dw_hdmi *dw_hdmi, void *data)
+{
+	struct rockchip_hdmi *hdmi = (struct rockchip_hdmi *)data;
+	enum drm_connector_status status;
+
+	status = dw_hdmi_phy_read_hpd(dw_hdmi, data);
+
+	if (status == connector_status_connected)
+		regmap_write(hdmi->regmap,
+			RK3328_GRF_SOC_CON4,
+			HIWORD_UPDATE(RK3328_HDMI_SDA_5V | RK3328_HDMI_SCL_5V,
+				      RK3328_HDMI_SDA_5V | RK3328_HDMI_SCL_5V));
+	else
+		regmap_write(hdmi->regmap,
+			RK3328_GRF_SOC_CON4,
+			HIWORD_UPDATE(0, RK3328_HDMI_SDA_5V |
+					 RK3328_HDMI_SCL_5V));
+	return status;
+}
+
+static void dw_hdmi_rk3328_setup_hpd(struct dw_hdmi *dw_hdmi, void *data)
+{
+	struct rockchip_hdmi *hdmi = (struct rockchip_hdmi *)data;
+
+	dw_hdmi_phy_setup_hpd(dw_hdmi, data);
+
+	/* Enable and map pins to 3V grf-controlled io-voltage */
+	regmap_write(hdmi->regmap,
+		RK3328_GRF_SOC_CON4,
+		HIWORD_UPDATE(0, RK3328_HDMI_HPD_SARADC | RK3328_HDMI_CEC_5V |
+				 RK3328_HDMI_SDA_5V | RK3328_HDMI_SCL_5V |
+				 RK3328_HDMI_HPD_5V));
+	regmap_write(hdmi->regmap,
+		RK3328_GRF_SOC_CON3,
+		HIWORD_UPDATE(0, RK3328_HDMI_SDA5V_GRF | RK3328_HDMI_SCL5V_GRF |
+				 RK3328_HDMI_HPD5V_GRF |
+				 RK3328_HDMI_CEC5V_GRF));
+	regmap_write(hdmi->regmap,
+		RK3328_GRF_SOC_CON2,
+		HIWORD_UPDATE(RK3328_HDMI_SDAIN_MSK | RK3328_HDMI_SCLIN_MSK,
+			      RK3328_HDMI_SDAIN_MSK | RK3328_HDMI_SCLIN_MSK |
+			      RK3328_HDMI_HPD_IOE));
+}
+
+static const struct dw_hdmi_phy_ops rk3228_hdmi_phy_ops = {
+	.init		= dw_hdmi_rockchip_genphy_init,
+	.disable	= dw_hdmi_rockchip_genphy_disable,
+	.read_hpd	= dw_hdmi_phy_read_hpd,
+	.update_hpd	= dw_hdmi_phy_update_hpd,
+	.setup_hpd	= dw_hdmi_rk3228_setup_hpd,
+};
+
+static struct rockchip_hdmi_chip_data rk3228_chip_data = {
+	.lcdsel_grf_reg = -1,
+};
+
+static const struct dw_hdmi_plat_data rk3228_hdmi_drv_data = {
+	.mode_valid = dw_hdmi_rockchip_mode_valid,
+	.mpll_cfg = rockchip_mpll_cfg,
+	.cur_ctr = rockchip_cur_ctr,
+	.phy_config = rockchip_phy_config,
+	.phy_data = &rk3228_chip_data,
+	.phy_ops = &rk3228_hdmi_phy_ops,
+	.phy_name = "inno_dw_hdmi_phy2",
+	.phy_force_vendor = true,
+};
+
+static struct rockchip_hdmi_chip_data rk3288_chip_data = {
+	.lcdsel_grf_reg = RK3288_GRF_SOC_CON6,
+	.lcdsel_big = HIWORD_UPDATE(0, RK3288_HDMI_LCDC_SEL),
+	.lcdsel_lit = HIWORD_UPDATE(RK3288_HDMI_LCDC_SEL, RK3288_HDMI_LCDC_SEL),
+};
+
+static const struct dw_hdmi_plat_data rk3288_hdmi_drv_data = {
+	.mode_valid = dw_hdmi_rockchip_mode_valid,
+	.mpll_cfg   = rockchip_mpll_cfg,
+	.cur_ctr    = rockchip_cur_ctr,
+	.phy_config = rockchip_phy_config,
+	.phy_data = &rk3288_chip_data,
+};
+
+static const struct dw_hdmi_phy_ops rk3328_hdmi_phy_ops = {
+	.init		= dw_hdmi_rockchip_genphy_init,
+	.disable	= dw_hdmi_rockchip_genphy_disable,
+	.read_hpd	= dw_hdmi_rk3328_read_hpd,
+	.update_hpd	= dw_hdmi_phy_update_hpd,
+	.setup_hpd	= dw_hdmi_rk3328_setup_hpd,
+};
+
+static struct rockchip_hdmi_chip_data rk3328_chip_data = {
+	.lcdsel_grf_reg = -1,
+};
+
+static const struct dw_hdmi_plat_data rk3328_hdmi_drv_data = {
+	.mode_valid = dw_hdmi_rockchip_mode_valid,
+	.mpll_cfg = rockchip_mpll_cfg,
+	.cur_ctr = rockchip_cur_ctr,
+	.phy_config = rockchip_phy_config,
+	.phy_data = &rk3328_chip_data,
+	.phy_ops = &rk3328_hdmi_phy_ops,
+	.phy_name = "inno_dw_hdmi_phy2",
+	.phy_force_vendor = true,
+	.use_drm_infoframe = true,
+};
+
+static struct rockchip_hdmi_chip_data rk3399_chip_data = {
+	.lcdsel_grf_reg = RK3399_GRF_SOC_CON20,
+	.lcdsel_big = HIWORD_UPDATE(0, RK3399_HDMI_LCDC_SEL),
+	.lcdsel_lit = HIWORD_UPDATE(RK3399_HDMI_LCDC_SEL, RK3399_HDMI_LCDC_SEL),
+};
+
+static const struct dw_hdmi_plat_data rk3399_hdmi_drv_data = {
+	.mode_valid = dw_hdmi_rockchip_mode_valid,
+	.mpll_cfg   = rockchip_mpll_cfg,
+	.cur_ctr    = rockchip_cur_ctr,
+	.phy_config = rockchip_phy_config,
+	.phy_data = &rk3399_chip_data,
+	.use_drm_infoframe = true,
+};
+
+static const struct of_device_id dw_hdmi_rockchip_dt_ids[] = {
+	{ .compatible = "rockchip,rk3228-dw-hdmi",
+	  .data = &rk3228_hdmi_drv_data
+	},
+	{ .compatible = "rockchip,rk3288-dw-hdmi",
+	  .data = &rk3288_hdmi_drv_data
+	},
+	{ .compatible = "rockchip,rk3328-dw-hdmi",
+	  .data = &rk3328_hdmi_drv_data
+	},
+	{ .compatible = "rockchip,rk3399-dw-hdmi",
+	  .data = &rk3399_hdmi_drv_data
+	},
+	{},
+};
+MODULE_DEVICE_TABLE(of, dw_hdmi_rockchip_dt_ids);
+
+static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master,
+				 void *data)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct dw_hdmi_plat_data *plat_data;
+	const struct of_device_id *match;
+	struct drm_device *drm = data;
+	struct drm_encoder *encoder;
+	struct rockchip_hdmi *hdmi;
+	int ret;
+
+	if (!pdev->dev.of_node)
+		return -ENODEV;
+
+	hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL);
+	if (!hdmi)
+		return -ENOMEM;
+
+	match = of_match_node(dw_hdmi_rockchip_dt_ids, pdev->dev.of_node);
+	plat_data = devm_kmemdup(&pdev->dev, match->data,
+					     sizeof(*plat_data), GFP_KERNEL);
+	if (!plat_data)
+		return -ENOMEM;
+
+	hdmi->dev = &pdev->dev;
+	hdmi->chip_data = plat_data->phy_data;
+	plat_data->phy_data = hdmi;
+	encoder = &hdmi->encoder;
+
+	encoder->possible_crtcs = drm_of_find_possible_crtcs(drm, dev->of_node);
+	/*
+	 * If we failed to find the CRTC(s) which this encoder is
+	 * supposed to be connected to, it's because the CRTC has
+	 * not been registered yet.  Defer probing, and hope that
+	 * the required CRTC is added later.
+	 */
+	if (encoder->possible_crtcs == 0)
+		return -EPROBE_DEFER;
+
+	ret = rockchip_hdmi_parse_dt(hdmi);
+	if (ret) {
+		DRM_DEV_ERROR(hdmi->dev, "Unable to parse OF data\n");
+		return ret;
+	}
+
+	hdmi->phy = devm_phy_optional_get(dev, "hdmi");
+	if (IS_ERR(hdmi->phy)) {
+		ret = PTR_ERR(hdmi->phy);
+		if (ret != -EPROBE_DEFER)
+			DRM_DEV_ERROR(hdmi->dev, "failed to get phy\n");
+		return ret;
+	}
+
+	ret = clk_prepare_enable(hdmi->vpll_clk);
+	if (ret) {
+		DRM_DEV_ERROR(hdmi->dev, "Failed to enable HDMI vpll: %d\n",
+			      ret);
+		return ret;
+	}
+
+	drm_encoder_helper_add(encoder, &dw_hdmi_rockchip_encoder_helper_funcs);
+	drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS);
+
+	platform_set_drvdata(pdev, hdmi);
+
+	hdmi->hdmi = dw_hdmi_bind(pdev, encoder, plat_data);
+
+	/*
+	 * If dw_hdmi_bind() fails we'll never call dw_hdmi_unbind(),
+	 * which would have called the encoder cleanup.  Do it manually.
+	 */
+	if (IS_ERR(hdmi->hdmi)) {
+		ret = PTR_ERR(hdmi->hdmi);
+		drm_encoder_cleanup(encoder);
+		clk_disable_unprepare(hdmi->vpll_clk);
+	}
+
+	return ret;
+}
+
+static void dw_hdmi_rockchip_unbind(struct device *dev, struct device *master,
+				    void *data)
+{
+	struct rockchip_hdmi *hdmi = dev_get_drvdata(dev);
+
+	dw_hdmi_unbind(hdmi->hdmi);
+	clk_disable_unprepare(hdmi->vpll_clk);
+}
+
+static const struct component_ops dw_hdmi_rockchip_ops = {
+	.bind	= dw_hdmi_rockchip_bind,
+	.unbind	= dw_hdmi_rockchip_unbind,
+};
+
+static int dw_hdmi_rockchip_probe(struct platform_device *pdev)
+{
+	return component_add(&pdev->dev, &dw_hdmi_rockchip_ops);
+}
+
+static int dw_hdmi_rockchip_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &dw_hdmi_rockchip_ops);
+
+	return 0;
+}
+
+static int __maybe_unused dw_hdmi_rockchip_resume(struct device *dev)
+{
+	struct rockchip_hdmi *hdmi = dev_get_drvdata(dev);
+
+	dw_hdmi_resume(hdmi->hdmi);
+
+	return 0;
+}
+
+static const struct dev_pm_ops dw_hdmi_rockchip_pm = {
+	SET_SYSTEM_SLEEP_PM_OPS(NULL, dw_hdmi_rockchip_resume)
+};
+
+struct platform_driver dw_hdmi_rockchip_pltfm_driver = {
+	.probe  = dw_hdmi_rockchip_probe,
+	.remove = dw_hdmi_rockchip_remove,
+	.driver = {
+		.name = "dwhdmi-rockchip",
+		.pm = &dw_hdmi_rockchip_pm,
+		.of_match_table = dw_hdmi_rockchip_dt_ids,
+	},
+};
diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.c b/drivers/gpu/drm/rockchip/inno_hdmi.c
new file mode 100644
index 000000000..78120da5e
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/inno_hdmi.c
@@ -0,0 +1,935 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ *    Zheng Yang <zhengyang@rock-chips.com>
+ *    Yakir Yang <ykk@rock-chips.com>
+ */
+
+#include <linux/irq.h>
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/hdmi.h>
+#include <linux/mfd/syscon.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/of_device.h>
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_edid.h>
+#include <drm/drm_of.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
+
+#include "rockchip_drm_drv.h"
+#include "rockchip_drm_vop.h"
+
+#include "inno_hdmi.h"
+
+#define to_inno_hdmi(x)	container_of(x, struct inno_hdmi, x)
+
+struct hdmi_data_info {
+	int vic;
+	bool sink_is_hdmi;
+	bool sink_has_audio;
+	unsigned int enc_in_format;
+	unsigned int enc_out_format;
+	unsigned int colorimetry;
+};
+
+struct inno_hdmi_i2c {
+	struct i2c_adapter adap;
+
+	u8 ddc_addr;
+	u8 segment_addr;
+
+	struct mutex lock;
+	struct completion cmp;
+};
+
+struct inno_hdmi {
+	struct device *dev;
+	struct drm_device *drm_dev;
+
+	int irq;
+	struct clk *pclk;
+	void __iomem *regs;
+
+	struct drm_connector	connector;
+	struct drm_encoder	encoder;
+
+	struct inno_hdmi_i2c *i2c;
+	struct i2c_adapter *ddc;
+
+	unsigned int tmds_rate;
+
+	struct hdmi_data_info	hdmi_data;
+	struct drm_display_mode previous_mode;
+};
+
+enum {
+	CSC_ITU601_16_235_TO_RGB_0_255_8BIT,
+	CSC_ITU601_0_255_TO_RGB_0_255_8BIT,
+	CSC_ITU709_16_235_TO_RGB_0_255_8BIT,
+	CSC_RGB_0_255_TO_ITU601_16_235_8BIT,
+	CSC_RGB_0_255_TO_ITU709_16_235_8BIT,
+	CSC_RGB_0_255_TO_RGB_16_235_8BIT,
+};
+
+static const char coeff_csc[][24] = {
+	/*
+	 * YUV2RGB:601 SD mode(Y[16:235], UV[16:240], RGB[0:255]):
+	 *   R = 1.164*Y + 1.596*V - 204
+	 *   G = 1.164*Y - 0.391*U - 0.813*V + 154
+	 *   B = 1.164*Y + 2.018*U - 258
+	 */
+	{
+		0x04, 0xa7, 0x00, 0x00, 0x06, 0x62, 0x02, 0xcc,
+		0x04, 0xa7, 0x11, 0x90, 0x13, 0x40, 0x00, 0x9a,
+		0x04, 0xa7, 0x08, 0x12, 0x00, 0x00, 0x03, 0x02
+	},
+	/*
+	 * YUV2RGB:601 SD mode(YUV[0:255],RGB[0:255]):
+	 *   R = Y + 1.402*V - 248
+	 *   G = Y - 0.344*U - 0.714*V + 135
+	 *   B = Y + 1.772*U - 227
+	 */
+	{
+		0x04, 0x00, 0x00, 0x00, 0x05, 0x9b, 0x02, 0xf8,
+		0x04, 0x00, 0x11, 0x60, 0x12, 0xdb, 0x00, 0x87,
+		0x04, 0x00, 0x07, 0x16, 0x00, 0x00, 0x02, 0xe3
+	},
+	/*
+	 * YUV2RGB:709 HD mode(Y[16:235],UV[16:240],RGB[0:255]):
+	 *   R = 1.164*Y + 1.793*V - 248
+	 *   G = 1.164*Y - 0.213*U - 0.534*V + 77
+	 *   B = 1.164*Y + 2.115*U - 289
+	 */
+	{
+		0x04, 0xa7, 0x00, 0x00, 0x07, 0x2c, 0x02, 0xf8,
+		0x04, 0xa7, 0x10, 0xda, 0x12, 0x22, 0x00, 0x4d,
+		0x04, 0xa7, 0x08, 0x74, 0x00, 0x00, 0x03, 0x21
+	},
+
+	/*
+	 * RGB2YUV:601 SD mode:
+	 *   Cb = -0.291G - 0.148R + 0.439B + 128
+	 *   Y  = 0.504G  + 0.257R + 0.098B + 16
+	 *   Cr = -0.368G + 0.439R - 0.071B + 128
+	 */
+	{
+		0x11, 0x5f, 0x01, 0x82, 0x10, 0x23, 0x00, 0x80,
+		0x02, 0x1c, 0x00, 0xa1, 0x00, 0x36, 0x00, 0x1e,
+		0x11, 0x29, 0x10, 0x59, 0x01, 0x82, 0x00, 0x80
+	},
+	/*
+	 * RGB2YUV:709 HD mode:
+	 *   Cb = - 0.338G - 0.101R + 0.439B + 128
+	 *   Y  = 0.614G   + 0.183R + 0.062B + 16
+	 *   Cr = - 0.399G + 0.439R - 0.040B + 128
+	 */
+	{
+		0x11, 0x98, 0x01, 0xc1, 0x10, 0x28, 0x00, 0x80,
+		0x02, 0x74, 0x00, 0xbb, 0x00, 0x3f, 0x00, 0x10,
+		0x11, 0x5a, 0x10, 0x67, 0x01, 0xc1, 0x00, 0x80
+	},
+	/*
+	 * RGB[0:255]2RGB[16:235]:
+	 *   R' = R x (235-16)/255 + 16;
+	 *   G' = G x (235-16)/255 + 16;
+	 *   B' = B x (235-16)/255 + 16;
+	 */
+	{
+		0x00, 0x00, 0x03, 0x6F, 0x00, 0x00, 0x00, 0x10,
+		0x03, 0x6F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10,
+		0x00, 0x00, 0x00, 0x00, 0x03, 0x6F, 0x00, 0x10
+	},
+};
+
+static inline u8 hdmi_readb(struct inno_hdmi *hdmi, u16 offset)
+{
+	return readl_relaxed(hdmi->regs + (offset) * 0x04);
+}
+
+static inline void hdmi_writeb(struct inno_hdmi *hdmi, u16 offset, u32 val)
+{
+	writel_relaxed(val, hdmi->regs + (offset) * 0x04);
+}
+
+static inline void hdmi_modb(struct inno_hdmi *hdmi, u16 offset,
+			     u32 msk, u32 val)
+{
+	u8 temp = hdmi_readb(hdmi, offset) & ~msk;
+
+	temp |= val & msk;
+	hdmi_writeb(hdmi, offset, temp);
+}
+
+static void inno_hdmi_i2c_init(struct inno_hdmi *hdmi)
+{
+	int ddc_bus_freq;
+
+	ddc_bus_freq = (hdmi->tmds_rate >> 2) / HDMI_SCL_RATE;
+
+	hdmi_writeb(hdmi, DDC_BUS_FREQ_L, ddc_bus_freq & 0xFF);
+	hdmi_writeb(hdmi, DDC_BUS_FREQ_H, (ddc_bus_freq >> 8) & 0xFF);
+
+	/* Clear the EDID interrupt flag and mute the interrupt */
+	hdmi_writeb(hdmi, HDMI_INTERRUPT_MASK1, 0);
+	hdmi_writeb(hdmi, HDMI_INTERRUPT_STATUS1, m_INT_EDID_READY);
+}
+
+static void inno_hdmi_sys_power(struct inno_hdmi *hdmi, bool enable)
+{
+	if (enable)
+		hdmi_modb(hdmi, HDMI_SYS_CTRL, m_POWER, v_PWR_ON);
+	else
+		hdmi_modb(hdmi, HDMI_SYS_CTRL, m_POWER, v_PWR_OFF);
+}
+
+static void inno_hdmi_set_pwr_mode(struct inno_hdmi *hdmi, int mode)
+{
+	switch (mode) {
+	case NORMAL:
+		inno_hdmi_sys_power(hdmi, false);
+
+		hdmi_writeb(hdmi, HDMI_PHY_PRE_EMPHASIS, 0x6f);
+		hdmi_writeb(hdmi, HDMI_PHY_DRIVER, 0xbb);
+
+		hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x15);
+		hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x14);
+		hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x10);
+		hdmi_writeb(hdmi, HDMI_PHY_CHG_PWR, 0x0f);
+		hdmi_writeb(hdmi, HDMI_PHY_SYNC, 0x00);
+		hdmi_writeb(hdmi, HDMI_PHY_SYNC, 0x01);
+
+		inno_hdmi_sys_power(hdmi, true);
+		break;
+
+	case LOWER_PWR:
+		inno_hdmi_sys_power(hdmi, false);
+		hdmi_writeb(hdmi, HDMI_PHY_DRIVER, 0x00);
+		hdmi_writeb(hdmi, HDMI_PHY_PRE_EMPHASIS, 0x00);
+		hdmi_writeb(hdmi, HDMI_PHY_CHG_PWR, 0x00);
+		hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x15);
+
+		break;
+
+	default:
+		DRM_DEV_ERROR(hdmi->dev, "Unknown power mode %d\n", mode);
+	}
+}
+
+static void inno_hdmi_reset(struct inno_hdmi *hdmi)
+{
+	u32 val;
+	u32 msk;
+
+	hdmi_modb(hdmi, HDMI_SYS_CTRL, m_RST_DIGITAL, v_NOT_RST_DIGITAL);
+	udelay(100);
+
+	hdmi_modb(hdmi, HDMI_SYS_CTRL, m_RST_ANALOG, v_NOT_RST_ANALOG);
+	udelay(100);
+
+	msk = m_REG_CLK_INV | m_REG_CLK_SOURCE | m_POWER | m_INT_POL;
+	val = v_REG_CLK_INV | v_REG_CLK_SOURCE_SYS | v_PWR_ON | v_INT_POL_HIGH;
+	hdmi_modb(hdmi, HDMI_SYS_CTRL, msk, val);
+
+	inno_hdmi_set_pwr_mode(hdmi, NORMAL);
+}
+
+static int inno_hdmi_upload_frame(struct inno_hdmi *hdmi, int setup_rc,
+				  union hdmi_infoframe *frame, u32 frame_index,
+				  u32 mask, u32 disable, u32 enable)
+{
+	if (mask)
+		hdmi_modb(hdmi, HDMI_PACKET_SEND_AUTO, mask, disable);
+
+	hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_BUF_INDEX, frame_index);
+
+	if (setup_rc >= 0) {
+		u8 packed_frame[HDMI_MAXIMUM_INFO_FRAME_SIZE];
+		ssize_t rc, i;
+
+		rc = hdmi_infoframe_pack(frame, packed_frame,
+					 sizeof(packed_frame));
+		if (rc < 0)
+			return rc;
+
+		for (i = 0; i < rc; i++)
+			hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_ADDR + i,
+				    packed_frame[i]);
+
+		if (mask)
+			hdmi_modb(hdmi, HDMI_PACKET_SEND_AUTO, mask, enable);
+	}
+
+	return setup_rc;
+}
+
+static int inno_hdmi_config_video_vsi(struct inno_hdmi *hdmi,
+				      struct drm_display_mode *mode)
+{
+	union hdmi_infoframe frame;
+	int rc;
+
+	rc = drm_hdmi_vendor_infoframe_from_display_mode(&frame.vendor.hdmi,
+							 &hdmi->connector,
+							 mode);
+
+	return inno_hdmi_upload_frame(hdmi, rc, &frame, INFOFRAME_VSI,
+		m_PACKET_VSI_EN, v_PACKET_VSI_EN(0), v_PACKET_VSI_EN(1));
+}
+
+static int inno_hdmi_config_video_avi(struct inno_hdmi *hdmi,
+				      struct drm_display_mode *mode)
+{
+	union hdmi_infoframe frame;
+	int rc;
+
+	rc = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi,
+						      &hdmi->connector,
+						      mode);
+
+	if (hdmi->hdmi_data.enc_out_format == HDMI_COLORSPACE_YUV444)
+		frame.avi.colorspace = HDMI_COLORSPACE_YUV444;
+	else if (hdmi->hdmi_data.enc_out_format == HDMI_COLORSPACE_YUV422)
+		frame.avi.colorspace = HDMI_COLORSPACE_YUV422;
+	else
+		frame.avi.colorspace = HDMI_COLORSPACE_RGB;
+
+	return inno_hdmi_upload_frame(hdmi, rc, &frame, INFOFRAME_AVI, 0, 0, 0);
+}
+
+static int inno_hdmi_config_video_csc(struct inno_hdmi *hdmi)
+{
+	struct hdmi_data_info *data = &hdmi->hdmi_data;
+	int c0_c2_change = 0;
+	int csc_enable = 0;
+	int csc_mode = 0;
+	int auto_csc = 0;
+	int value;
+	int i;
+
+	/* Input video mode is SDR RGB24bit, data enable signal from external */
+	hdmi_writeb(hdmi, HDMI_VIDEO_CONTRL1, v_DE_EXTERNAL |
+		    v_VIDEO_INPUT_FORMAT(VIDEO_INPUT_SDR_RGB444));
+
+	/* Input color hardcode to RGB, and output color hardcode to RGB888 */
+	value = v_VIDEO_INPUT_BITS(VIDEO_INPUT_8BITS) |
+		v_VIDEO_OUTPUT_COLOR(0) |
+		v_VIDEO_INPUT_CSP(0);
+	hdmi_writeb(hdmi, HDMI_VIDEO_CONTRL2, value);
+
+	if (data->enc_in_format == data->enc_out_format) {
+		if ((data->enc_in_format == HDMI_COLORSPACE_RGB) ||
+		    (data->enc_in_format >= HDMI_COLORSPACE_YUV444)) {
+			value = v_SOF_DISABLE | v_COLOR_DEPTH_NOT_INDICATED(1);
+			hdmi_writeb(hdmi, HDMI_VIDEO_CONTRL3, value);
+
+			hdmi_modb(hdmi, HDMI_VIDEO_CONTRL,
+				  m_VIDEO_AUTO_CSC | m_VIDEO_C0_C2_SWAP,
+				  v_VIDEO_AUTO_CSC(AUTO_CSC_DISABLE) |
+				  v_VIDEO_C0_C2_SWAP(C0_C2_CHANGE_DISABLE));
+			return 0;
+		}
+	}
+
+	if (data->colorimetry == HDMI_COLORIMETRY_ITU_601) {
+		if ((data->enc_in_format == HDMI_COLORSPACE_RGB) &&
+		    (data->enc_out_format == HDMI_COLORSPACE_YUV444)) {
+			csc_mode = CSC_RGB_0_255_TO_ITU601_16_235_8BIT;
+			auto_csc = AUTO_CSC_DISABLE;
+			c0_c2_change = C0_C2_CHANGE_DISABLE;
+			csc_enable = v_CSC_ENABLE;
+		} else if ((data->enc_in_format == HDMI_COLORSPACE_YUV444) &&
+			   (data->enc_out_format == HDMI_COLORSPACE_RGB)) {
+			csc_mode = CSC_ITU601_16_235_TO_RGB_0_255_8BIT;
+			auto_csc = AUTO_CSC_ENABLE;
+			c0_c2_change = C0_C2_CHANGE_DISABLE;
+			csc_enable = v_CSC_DISABLE;
+		}
+	} else {
+		if ((data->enc_in_format == HDMI_COLORSPACE_RGB) &&
+		    (data->enc_out_format == HDMI_COLORSPACE_YUV444)) {
+			csc_mode = CSC_RGB_0_255_TO_ITU709_16_235_8BIT;
+			auto_csc = AUTO_CSC_DISABLE;
+			c0_c2_change = C0_C2_CHANGE_DISABLE;
+			csc_enable = v_CSC_ENABLE;
+		} else if ((data->enc_in_format == HDMI_COLORSPACE_YUV444) &&
+			   (data->enc_out_format == HDMI_COLORSPACE_RGB)) {
+			csc_mode = CSC_ITU709_16_235_TO_RGB_0_255_8BIT;
+			auto_csc = AUTO_CSC_ENABLE;
+			c0_c2_change = C0_C2_CHANGE_DISABLE;
+			csc_enable = v_CSC_DISABLE;
+		}
+	}
+
+	for (i = 0; i < 24; i++)
+		hdmi_writeb(hdmi, HDMI_VIDEO_CSC_COEF + i,
+			    coeff_csc[csc_mode][i]);
+
+	value = v_SOF_DISABLE | csc_enable | v_COLOR_DEPTH_NOT_INDICATED(1);
+	hdmi_writeb(hdmi, HDMI_VIDEO_CONTRL3, value);
+	hdmi_modb(hdmi, HDMI_VIDEO_CONTRL, m_VIDEO_AUTO_CSC |
+		  m_VIDEO_C0_C2_SWAP, v_VIDEO_AUTO_CSC(auto_csc) |
+		  v_VIDEO_C0_C2_SWAP(c0_c2_change));
+
+	return 0;
+}
+
+static int inno_hdmi_config_video_timing(struct inno_hdmi *hdmi,
+					 struct drm_display_mode *mode)
+{
+	int value;
+
+	/* Set detail external video timing polarity and interlace mode */
+	value = v_EXTERANL_VIDEO(1);
+	value |= mode->flags & DRM_MODE_FLAG_PHSYNC ?
+		 v_HSYNC_POLARITY(1) : v_HSYNC_POLARITY(0);
+	value |= mode->flags & DRM_MODE_FLAG_PVSYNC ?
+		 v_VSYNC_POLARITY(1) : v_VSYNC_POLARITY(0);
+	value |= mode->flags & DRM_MODE_FLAG_INTERLACE ?
+		 v_INETLACE(1) : v_INETLACE(0);
+	hdmi_writeb(hdmi, HDMI_VIDEO_TIMING_CTL, value);
+
+	/* Set detail external video timing */
+	value = mode->htotal;
+	hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HTOTAL_L, value & 0xFF);
+	hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HTOTAL_H, (value >> 8) & 0xFF);
+
+	value = mode->htotal - mode->hdisplay;
+	hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HBLANK_L, value & 0xFF);
+	hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HBLANK_H, (value >> 8) & 0xFF);
+
+	value = mode->hsync_start - mode->hdisplay;
+	hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HDELAY_L, value & 0xFF);
+	hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HDELAY_H, (value >> 8) & 0xFF);
+
+	value = mode->hsync_end - mode->hsync_start;
+	hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HDURATION_L, value & 0xFF);
+	hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HDURATION_H, (value >> 8) & 0xFF);
+
+	value = mode->vtotal;
+	hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VTOTAL_L, value & 0xFF);
+	hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VTOTAL_H, (value >> 8) & 0xFF);
+
+	value = mode->vtotal - mode->vdisplay;
+	hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VBLANK, value & 0xFF);
+
+	value = mode->vsync_start - mode->vdisplay;
+	hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VDELAY, value & 0xFF);
+
+	value = mode->vsync_end - mode->vsync_start;
+	hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VDURATION, value & 0xFF);
+
+	hdmi_writeb(hdmi, HDMI_PHY_PRE_DIV_RATIO, 0x1e);
+	hdmi_writeb(hdmi, HDMI_PHY_FEEDBACK_DIV_RATIO_LOW, 0x2c);
+	hdmi_writeb(hdmi, HDMI_PHY_FEEDBACK_DIV_RATIO_HIGH, 0x01);
+
+	return 0;
+}
+
+static int inno_hdmi_setup(struct inno_hdmi *hdmi,
+			   struct drm_display_mode *mode)
+{
+	hdmi->hdmi_data.vic = drm_match_cea_mode(mode);
+
+	hdmi->hdmi_data.enc_in_format = HDMI_COLORSPACE_RGB;
+	hdmi->hdmi_data.enc_out_format = HDMI_COLORSPACE_RGB;
+
+	if ((hdmi->hdmi_data.vic == 6) || (hdmi->hdmi_data.vic == 7) ||
+	    (hdmi->hdmi_data.vic == 21) || (hdmi->hdmi_data.vic == 22) ||
+	    (hdmi->hdmi_data.vic == 2) || (hdmi->hdmi_data.vic == 3) ||
+	    (hdmi->hdmi_data.vic == 17) || (hdmi->hdmi_data.vic == 18))
+		hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_601;
+	else
+		hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_709;
+
+	/* Mute video and audio output */
+	hdmi_modb(hdmi, HDMI_AV_MUTE, m_AUDIO_MUTE | m_VIDEO_BLACK,
+		  v_AUDIO_MUTE(1) | v_VIDEO_MUTE(1));
+
+	/* Set HDMI Mode */
+	hdmi_writeb(hdmi, HDMI_HDCP_CTRL,
+		    v_HDMI_DVI(hdmi->hdmi_data.sink_is_hdmi));
+
+	inno_hdmi_config_video_timing(hdmi, mode);
+
+	inno_hdmi_config_video_csc(hdmi);
+
+	if (hdmi->hdmi_data.sink_is_hdmi) {
+		inno_hdmi_config_video_avi(hdmi, mode);
+		inno_hdmi_config_video_vsi(hdmi, mode);
+	}
+
+	/*
+	 * When IP controller have configured to an accurate video
+	 * timing, then the TMDS clock source would be switched to
+	 * DCLK_LCDC, so we need to init the TMDS rate to mode pixel
+	 * clock rate, and reconfigure the DDC clock.
+	 */
+	hdmi->tmds_rate = mode->clock * 1000;
+	inno_hdmi_i2c_init(hdmi);
+
+	/* Unmute video and audio output */
+	hdmi_modb(hdmi, HDMI_AV_MUTE, m_AUDIO_MUTE | m_VIDEO_BLACK,
+		  v_AUDIO_MUTE(0) | v_VIDEO_MUTE(0));
+
+	return 0;
+}
+
+static void inno_hdmi_encoder_mode_set(struct drm_encoder *encoder,
+				       struct drm_display_mode *mode,
+				       struct drm_display_mode *adj_mode)
+{
+	struct inno_hdmi *hdmi = to_inno_hdmi(encoder);
+
+	inno_hdmi_setup(hdmi, adj_mode);
+
+	/* Store the display mode for plugin/DPMS poweron events */
+	drm_mode_copy(&hdmi->previous_mode, adj_mode);
+}
+
+static void inno_hdmi_encoder_enable(struct drm_encoder *encoder)
+{
+	struct inno_hdmi *hdmi = to_inno_hdmi(encoder);
+
+	inno_hdmi_set_pwr_mode(hdmi, NORMAL);
+}
+
+static void inno_hdmi_encoder_disable(struct drm_encoder *encoder)
+{
+	struct inno_hdmi *hdmi = to_inno_hdmi(encoder);
+
+	inno_hdmi_set_pwr_mode(hdmi, LOWER_PWR);
+}
+
+static bool inno_hdmi_encoder_mode_fixup(struct drm_encoder *encoder,
+					 const struct drm_display_mode *mode,
+					 struct drm_display_mode *adj_mode)
+{
+	return true;
+}
+
+static int
+inno_hdmi_encoder_atomic_check(struct drm_encoder *encoder,
+			       struct drm_crtc_state *crtc_state,
+			       struct drm_connector_state *conn_state)
+{
+	struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc_state);
+
+	s->output_mode = ROCKCHIP_OUT_MODE_P888;
+	s->output_type = DRM_MODE_CONNECTOR_HDMIA;
+
+	return 0;
+}
+
+static struct drm_encoder_helper_funcs inno_hdmi_encoder_helper_funcs = {
+	.enable     = inno_hdmi_encoder_enable,
+	.disable    = inno_hdmi_encoder_disable,
+	.mode_fixup = inno_hdmi_encoder_mode_fixup,
+	.mode_set   = inno_hdmi_encoder_mode_set,
+	.atomic_check = inno_hdmi_encoder_atomic_check,
+};
+
+static enum drm_connector_status
+inno_hdmi_connector_detect(struct drm_connector *connector, bool force)
+{
+	struct inno_hdmi *hdmi = to_inno_hdmi(connector);
+
+	return (hdmi_readb(hdmi, HDMI_STATUS) & m_HOTPLUG) ?
+		connector_status_connected : connector_status_disconnected;
+}
+
+static int inno_hdmi_connector_get_modes(struct drm_connector *connector)
+{
+	struct inno_hdmi *hdmi = to_inno_hdmi(connector);
+	struct edid *edid;
+	int ret = 0;
+
+	if (!hdmi->ddc)
+		return 0;
+
+	edid = drm_get_edid(connector, hdmi->ddc);
+	if (edid) {
+		hdmi->hdmi_data.sink_is_hdmi = drm_detect_hdmi_monitor(edid);
+		hdmi->hdmi_data.sink_has_audio = drm_detect_monitor_audio(edid);
+		drm_connector_update_edid_property(connector, edid);
+		ret = drm_add_edid_modes(connector, edid);
+		kfree(edid);
+	}
+
+	return ret;
+}
+
+static enum drm_mode_status
+inno_hdmi_connector_mode_valid(struct drm_connector *connector,
+			       struct drm_display_mode *mode)
+{
+	return MODE_OK;
+}
+
+static int
+inno_hdmi_probe_single_connector_modes(struct drm_connector *connector,
+				       uint32_t maxX, uint32_t maxY)
+{
+	return drm_helper_probe_single_connector_modes(connector, 1920, 1080);
+}
+
+static void inno_hdmi_connector_destroy(struct drm_connector *connector)
+{
+	drm_connector_unregister(connector);
+	drm_connector_cleanup(connector);
+}
+
+static const struct drm_connector_funcs inno_hdmi_connector_funcs = {
+	.fill_modes = inno_hdmi_probe_single_connector_modes,
+	.detect = inno_hdmi_connector_detect,
+	.destroy = inno_hdmi_connector_destroy,
+	.reset = drm_atomic_helper_connector_reset,
+	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
+	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
+};
+
+static struct drm_connector_helper_funcs inno_hdmi_connector_helper_funcs = {
+	.get_modes = inno_hdmi_connector_get_modes,
+	.mode_valid = inno_hdmi_connector_mode_valid,
+};
+
+static int inno_hdmi_register(struct drm_device *drm, struct inno_hdmi *hdmi)
+{
+	struct drm_encoder *encoder = &hdmi->encoder;
+	struct device *dev = hdmi->dev;
+
+	encoder->possible_crtcs = drm_of_find_possible_crtcs(drm, dev->of_node);
+
+	/*
+	 * If we failed to find the CRTC(s) which this encoder is
+	 * supposed to be connected to, it's because the CRTC has
+	 * not been registered yet.  Defer probing, and hope that
+	 * the required CRTC is added later.
+	 */
+	if (encoder->possible_crtcs == 0)
+		return -EPROBE_DEFER;
+
+	drm_encoder_helper_add(encoder, &inno_hdmi_encoder_helper_funcs);
+	drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS);
+
+	hdmi->connector.polled = DRM_CONNECTOR_POLL_HPD;
+
+	drm_connector_helper_add(&hdmi->connector,
+				 &inno_hdmi_connector_helper_funcs);
+	drm_connector_init_with_ddc(drm, &hdmi->connector,
+				    &inno_hdmi_connector_funcs,
+				    DRM_MODE_CONNECTOR_HDMIA,
+				    hdmi->ddc);
+
+	drm_connector_attach_encoder(&hdmi->connector, encoder);
+
+	return 0;
+}
+
+static irqreturn_t inno_hdmi_i2c_irq(struct inno_hdmi *hdmi)
+{
+	struct inno_hdmi_i2c *i2c = hdmi->i2c;
+	u8 stat;
+
+	stat = hdmi_readb(hdmi, HDMI_INTERRUPT_STATUS1);
+	if (!(stat & m_INT_EDID_READY))
+		return IRQ_NONE;
+
+	/* Clear HDMI EDID interrupt flag */
+	hdmi_writeb(hdmi, HDMI_INTERRUPT_STATUS1, m_INT_EDID_READY);
+
+	complete(&i2c->cmp);
+
+	return IRQ_HANDLED;
+}
+
+static irqreturn_t inno_hdmi_hardirq(int irq, void *dev_id)
+{
+	struct inno_hdmi *hdmi = dev_id;
+	irqreturn_t ret = IRQ_NONE;
+	u8 interrupt;
+
+	if (hdmi->i2c)
+		ret = inno_hdmi_i2c_irq(hdmi);
+
+	interrupt = hdmi_readb(hdmi, HDMI_STATUS);
+	if (interrupt & m_INT_HOTPLUG) {
+		hdmi_modb(hdmi, HDMI_STATUS, m_INT_HOTPLUG, m_INT_HOTPLUG);
+		ret = IRQ_WAKE_THREAD;
+	}
+
+	return ret;
+}
+
+static irqreturn_t inno_hdmi_irq(int irq, void *dev_id)
+{
+	struct inno_hdmi *hdmi = dev_id;
+
+	drm_helper_hpd_irq_event(hdmi->connector.dev);
+
+	return IRQ_HANDLED;
+}
+
+static int inno_hdmi_i2c_read(struct inno_hdmi *hdmi, struct i2c_msg *msgs)
+{
+	int length = msgs->len;
+	u8 *buf = msgs->buf;
+	int ret;
+
+	ret = wait_for_completion_timeout(&hdmi->i2c->cmp, HZ / 10);
+	if (!ret)
+		return -EAGAIN;
+
+	while (length--)
+		*buf++ = hdmi_readb(hdmi, HDMI_EDID_FIFO_ADDR);
+
+	return 0;
+}
+
+static int inno_hdmi_i2c_write(struct inno_hdmi *hdmi, struct i2c_msg *msgs)
+{
+	/*
+	 * The DDC module only support read EDID message, so
+	 * we assume that each word write to this i2c adapter
+	 * should be the offset of EDID word address.
+	 */
+	if ((msgs->len != 1) ||
+	    ((msgs->addr != DDC_ADDR) && (msgs->addr != DDC_SEGMENT_ADDR)))
+		return -EINVAL;
+
+	reinit_completion(&hdmi->i2c->cmp);
+
+	if (msgs->addr == DDC_SEGMENT_ADDR)
+		hdmi->i2c->segment_addr = msgs->buf[0];
+	if (msgs->addr == DDC_ADDR)
+		hdmi->i2c->ddc_addr = msgs->buf[0];
+
+	/* Set edid fifo first addr */
+	hdmi_writeb(hdmi, HDMI_EDID_FIFO_OFFSET, 0x00);
+
+	/* Set edid word address 0x00/0x80 */
+	hdmi_writeb(hdmi, HDMI_EDID_WORD_ADDR, hdmi->i2c->ddc_addr);
+
+	/* Set edid segment pointer */
+	hdmi_writeb(hdmi, HDMI_EDID_SEGMENT_POINTER, hdmi->i2c->segment_addr);
+
+	return 0;
+}
+
+static int inno_hdmi_i2c_xfer(struct i2c_adapter *adap,
+			      struct i2c_msg *msgs, int num)
+{
+	struct inno_hdmi *hdmi = i2c_get_adapdata(adap);
+	struct inno_hdmi_i2c *i2c = hdmi->i2c;
+	int i, ret = 0;
+
+	mutex_lock(&i2c->lock);
+
+	/* Clear the EDID interrupt flag and unmute the interrupt */
+	hdmi_writeb(hdmi, HDMI_INTERRUPT_MASK1, m_INT_EDID_READY);
+	hdmi_writeb(hdmi, HDMI_INTERRUPT_STATUS1, m_INT_EDID_READY);
+
+	for (i = 0; i < num; i++) {
+		DRM_DEV_DEBUG(hdmi->dev,
+			      "xfer: num: %d/%d, len: %d, flags: %#x\n",
+			      i + 1, num, msgs[i].len, msgs[i].flags);
+
+		if (msgs[i].flags & I2C_M_RD)
+			ret = inno_hdmi_i2c_read(hdmi, &msgs[i]);
+		else
+			ret = inno_hdmi_i2c_write(hdmi, &msgs[i]);
+
+		if (ret < 0)
+			break;
+	}
+
+	if (!ret)
+		ret = num;
+
+	/* Mute HDMI EDID interrupt */
+	hdmi_writeb(hdmi, HDMI_INTERRUPT_MASK1, 0);
+
+	mutex_unlock(&i2c->lock);
+
+	return ret;
+}
+
+static u32 inno_hdmi_i2c_func(struct i2c_adapter *adapter)
+{
+	return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL;
+}
+
+static const struct i2c_algorithm inno_hdmi_algorithm = {
+	.master_xfer	= inno_hdmi_i2c_xfer,
+	.functionality	= inno_hdmi_i2c_func,
+};
+
+static struct i2c_adapter *inno_hdmi_i2c_adapter(struct inno_hdmi *hdmi)
+{
+	struct i2c_adapter *adap;
+	struct inno_hdmi_i2c *i2c;
+	int ret;
+
+	i2c = devm_kzalloc(hdmi->dev, sizeof(*i2c), GFP_KERNEL);
+	if (!i2c)
+		return ERR_PTR(-ENOMEM);
+
+	mutex_init(&i2c->lock);
+	init_completion(&i2c->cmp);
+
+	adap = &i2c->adap;
+	adap->class = I2C_CLASS_DDC;
+	adap->owner = THIS_MODULE;
+	adap->dev.parent = hdmi->dev;
+	adap->dev.of_node = hdmi->dev->of_node;
+	adap->algo = &inno_hdmi_algorithm;
+	strlcpy(adap->name, "Inno HDMI", sizeof(adap->name));
+	i2c_set_adapdata(adap, hdmi);
+
+	ret = i2c_add_adapter(adap);
+	if (ret) {
+		dev_warn(hdmi->dev, "cannot add %s I2C adapter\n", adap->name);
+		devm_kfree(hdmi->dev, i2c);
+		return ERR_PTR(ret);
+	}
+
+	hdmi->i2c = i2c;
+
+	DRM_DEV_INFO(hdmi->dev, "registered %s I2C bus driver\n", adap->name);
+
+	return adap;
+}
+
+static int inno_hdmi_bind(struct device *dev, struct device *master,
+				 void *data)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct drm_device *drm = data;
+	struct inno_hdmi *hdmi;
+	struct resource *iores;
+	int irq;
+	int ret;
+
+	hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL);
+	if (!hdmi)
+		return -ENOMEM;
+
+	hdmi->dev = dev;
+	hdmi->drm_dev = drm;
+
+	iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	hdmi->regs = devm_ioremap_resource(dev, iores);
+	if (IS_ERR(hdmi->regs))
+		return PTR_ERR(hdmi->regs);
+
+	hdmi->pclk = devm_clk_get(hdmi->dev, "pclk");
+	if (IS_ERR(hdmi->pclk)) {
+		DRM_DEV_ERROR(hdmi->dev, "Unable to get HDMI pclk clk\n");
+		return PTR_ERR(hdmi->pclk);
+	}
+
+	ret = clk_prepare_enable(hdmi->pclk);
+	if (ret) {
+		DRM_DEV_ERROR(hdmi->dev,
+			      "Cannot enable HDMI pclk clock: %d\n", ret);
+		return ret;
+	}
+
+	irq = platform_get_irq(pdev, 0);
+	if (irq < 0) {
+		ret = irq;
+		goto err_disable_clk;
+	}
+
+	inno_hdmi_reset(hdmi);
+
+	hdmi->ddc = inno_hdmi_i2c_adapter(hdmi);
+	if (IS_ERR(hdmi->ddc)) {
+		ret = PTR_ERR(hdmi->ddc);
+		hdmi->ddc = NULL;
+		goto err_disable_clk;
+	}
+
+	/*
+	 * When IP controller haven't configured to an accurate video
+	 * timing, then the TMDS clock source would be switched to
+	 * PCLK_HDMI, so we need to init the TMDS rate to PCLK rate,
+	 * and reconfigure the DDC clock.
+	 */
+	hdmi->tmds_rate = clk_get_rate(hdmi->pclk);
+	inno_hdmi_i2c_init(hdmi);
+
+	ret = inno_hdmi_register(drm, hdmi);
+	if (ret)
+		goto err_put_adapter;
+
+	dev_set_drvdata(dev, hdmi);
+
+	/* Unmute hotplug interrupt */
+	hdmi_modb(hdmi, HDMI_STATUS, m_MASK_INT_HOTPLUG, v_MASK_INT_HOTPLUG(1));
+
+	ret = devm_request_threaded_irq(dev, irq, inno_hdmi_hardirq,
+					inno_hdmi_irq, IRQF_SHARED,
+					dev_name(dev), hdmi);
+	if (ret < 0)
+		goto err_cleanup_hdmi;
+
+	return 0;
+err_cleanup_hdmi:
+	hdmi->connector.funcs->destroy(&hdmi->connector);
+	hdmi->encoder.funcs->destroy(&hdmi->encoder);
+err_put_adapter:
+	i2c_put_adapter(hdmi->ddc);
+err_disable_clk:
+	clk_disable_unprepare(hdmi->pclk);
+	return ret;
+}
+
+static void inno_hdmi_unbind(struct device *dev, struct device *master,
+			     void *data)
+{
+	struct inno_hdmi *hdmi = dev_get_drvdata(dev);
+
+	hdmi->connector.funcs->destroy(&hdmi->connector);
+	hdmi->encoder.funcs->destroy(&hdmi->encoder);
+
+	i2c_put_adapter(hdmi->ddc);
+	clk_disable_unprepare(hdmi->pclk);
+}
+
+static const struct component_ops inno_hdmi_ops = {
+	.bind	= inno_hdmi_bind,
+	.unbind	= inno_hdmi_unbind,
+};
+
+static int inno_hdmi_probe(struct platform_device *pdev)
+{
+	return component_add(&pdev->dev, &inno_hdmi_ops);
+}
+
+static int inno_hdmi_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &inno_hdmi_ops);
+
+	return 0;
+}
+
+static const struct of_device_id inno_hdmi_dt_ids[] = {
+	{ .compatible = "rockchip,rk3036-inno-hdmi",
+	},
+	{},
+};
+MODULE_DEVICE_TABLE(of, inno_hdmi_dt_ids);
+
+struct platform_driver inno_hdmi_driver = {
+	.probe  = inno_hdmi_probe,
+	.remove = inno_hdmi_remove,
+	.driver = {
+		.name = "innohdmi-rockchip",
+		.of_match_table = inno_hdmi_dt_ids,
+	},
+};
diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.h b/drivers/gpu/drm/rockchip/inno_hdmi.h
new file mode 100644
index 000000000..93245b55f
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/inno_hdmi.h
@@ -0,0 +1,354 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ *    Zheng Yang <zhengyang@rock-chips.com>
+ *    Yakir Yang <ykk@rock-chips.com>
+ */
+
+#ifndef __INNO_HDMI_H__
+#define __INNO_HDMI_H__
+
+#define DDC_SEGMENT_ADDR		0x30
+
+enum PWR_MODE {
+	NORMAL,
+	LOWER_PWR,
+};
+
+#define HDMI_SCL_RATE			(100*1000)
+#define DDC_BUS_FREQ_L			0x4b
+#define DDC_BUS_FREQ_H			0x4c
+
+#define HDMI_SYS_CTRL			0x00
+#define m_RST_ANALOG			(1 << 6)
+#define v_RST_ANALOG			(0 << 6)
+#define v_NOT_RST_ANALOG		(1 << 6)
+#define m_RST_DIGITAL			(1 << 5)
+#define v_RST_DIGITAL			(0 << 5)
+#define v_NOT_RST_DIGITAL		(1 << 5)
+#define m_REG_CLK_INV			(1 << 4)
+#define v_REG_CLK_NOT_INV		(0 << 4)
+#define v_REG_CLK_INV			(1 << 4)
+#define m_VCLK_INV			(1 << 3)
+#define v_VCLK_NOT_INV			(0 << 3)
+#define v_VCLK_INV			(1 << 3)
+#define m_REG_CLK_SOURCE		(1 << 2)
+#define v_REG_CLK_SOURCE_TMDS		(0 << 2)
+#define v_REG_CLK_SOURCE_SYS		(1 << 2)
+#define m_POWER				(1 << 1)
+#define v_PWR_ON			(0 << 1)
+#define v_PWR_OFF			(1 << 1)
+#define m_INT_POL			(1 << 0)
+#define v_INT_POL_HIGH			1
+#define v_INT_POL_LOW			0
+
+#define HDMI_VIDEO_CONTRL1		0x01
+#define m_VIDEO_INPUT_FORMAT		(7 << 1)
+#define m_DE_SOURCE			(1 << 0)
+#define v_VIDEO_INPUT_FORMAT(n)		(n << 1)
+#define v_DE_EXTERNAL			1
+#define v_DE_INTERNAL			0
+enum {
+	VIDEO_INPUT_SDR_RGB444 = 0,
+	VIDEO_INPUT_DDR_RGB444 = 5,
+	VIDEO_INPUT_DDR_YCBCR422 = 6
+};
+
+#define HDMI_VIDEO_CONTRL2		0x02
+#define m_VIDEO_OUTPUT_COLOR		(3 << 6)
+#define m_VIDEO_INPUT_BITS		(3 << 4)
+#define m_VIDEO_INPUT_CSP		(1 << 0)
+#define v_VIDEO_OUTPUT_COLOR(n)		(((n) & 0x3) << 6)
+#define v_VIDEO_INPUT_BITS(n)		(n << 4)
+#define v_VIDEO_INPUT_CSP(n)		(n << 0)
+enum {
+	VIDEO_INPUT_12BITS = 0,
+	VIDEO_INPUT_10BITS = 1,
+	VIDEO_INPUT_REVERT = 2,
+	VIDEO_INPUT_8BITS = 3,
+};
+
+#define HDMI_VIDEO_CONTRL		0x03
+#define m_VIDEO_AUTO_CSC		(1 << 7)
+#define v_VIDEO_AUTO_CSC(n)		(n << 7)
+#define m_VIDEO_C0_C2_SWAP		(1 << 0)
+#define v_VIDEO_C0_C2_SWAP(n)		(n << 0)
+enum {
+	C0_C2_CHANGE_ENABLE = 0,
+	C0_C2_CHANGE_DISABLE = 1,
+	AUTO_CSC_DISABLE = 0,
+	AUTO_CSC_ENABLE = 1,
+};
+
+#define HDMI_VIDEO_CONTRL3		0x04
+#define m_COLOR_DEPTH_NOT_INDICATED	(1 << 4)
+#define m_SOF				(1 << 3)
+#define m_COLOR_RANGE			(1 << 2)
+#define m_CSC				(1 << 0)
+#define v_COLOR_DEPTH_NOT_INDICATED(n)	((n) << 4)
+#define v_SOF_ENABLE			(0 << 3)
+#define v_SOF_DISABLE			(1 << 3)
+#define v_COLOR_RANGE_FULL		(1 << 2)
+#define v_COLOR_RANGE_LIMITED		(0 << 2)
+#define v_CSC_ENABLE			1
+#define v_CSC_DISABLE			0
+
+#define HDMI_AV_MUTE			0x05
+#define m_AVMUTE_CLEAR			(1 << 7)
+#define m_AVMUTE_ENABLE			(1 << 6)
+#define m_AUDIO_MUTE			(1 << 1)
+#define m_VIDEO_BLACK			(1 << 0)
+#define v_AVMUTE_CLEAR(n)		(n << 7)
+#define v_AVMUTE_ENABLE(n)		(n << 6)
+#define v_AUDIO_MUTE(n)			(n << 1)
+#define v_VIDEO_MUTE(n)			(n << 0)
+
+#define HDMI_VIDEO_TIMING_CTL		0x08
+#define v_HSYNC_POLARITY(n)		(n << 3)
+#define v_VSYNC_POLARITY(n)		(n << 2)
+#define v_INETLACE(n)			(n << 1)
+#define v_EXTERANL_VIDEO(n)		(n << 0)
+
+#define HDMI_VIDEO_EXT_HTOTAL_L		0x09
+#define HDMI_VIDEO_EXT_HTOTAL_H		0x0a
+#define HDMI_VIDEO_EXT_HBLANK_L		0x0b
+#define HDMI_VIDEO_EXT_HBLANK_H		0x0c
+#define HDMI_VIDEO_EXT_HDELAY_L		0x0d
+#define HDMI_VIDEO_EXT_HDELAY_H		0x0e
+#define HDMI_VIDEO_EXT_HDURATION_L	0x0f
+#define HDMI_VIDEO_EXT_HDURATION_H	0x10
+#define HDMI_VIDEO_EXT_VTOTAL_L		0x11
+#define HDMI_VIDEO_EXT_VTOTAL_H		0x12
+#define HDMI_VIDEO_EXT_VBLANK		0x13
+#define HDMI_VIDEO_EXT_VDELAY		0x14
+#define HDMI_VIDEO_EXT_VDURATION	0x15
+
+#define HDMI_VIDEO_CSC_COEF		0x18
+
+#define HDMI_AUDIO_CTRL1		0x35
+enum {
+	CTS_SOURCE_INTERNAL = 0,
+	CTS_SOURCE_EXTERNAL = 1,
+};
+#define v_CTS_SOURCE(n)			(n << 7)
+
+enum {
+	DOWNSAMPLE_DISABLE = 0,
+	DOWNSAMPLE_1_2 = 1,
+	DOWNSAMPLE_1_4 = 2,
+};
+#define v_DOWN_SAMPLE(n)		(n << 5)
+
+enum {
+	AUDIO_SOURCE_IIS = 0,
+	AUDIO_SOURCE_SPDIF = 1,
+};
+#define v_AUDIO_SOURCE(n)		(n << 3)
+
+#define v_MCLK_ENABLE(n)		(n << 2)
+enum {
+	MCLK_128FS = 0,
+	MCLK_256FS = 1,
+	MCLK_384FS = 2,
+	MCLK_512FS = 3,
+};
+#define v_MCLK_RATIO(n)			(n)
+
+#define AUDIO_SAMPLE_RATE		0x37
+enum {
+	AUDIO_32K = 0x3,
+	AUDIO_441K = 0x0,
+	AUDIO_48K = 0x2,
+	AUDIO_882K = 0x8,
+	AUDIO_96K = 0xa,
+	AUDIO_1764K = 0xc,
+	AUDIO_192K = 0xe,
+};
+
+#define AUDIO_I2S_MODE			0x38
+enum {
+	I2S_CHANNEL_1_2 = 1,
+	I2S_CHANNEL_3_4 = 3,
+	I2S_CHANNEL_5_6 = 7,
+	I2S_CHANNEL_7_8 = 0xf
+};
+#define v_I2S_CHANNEL(n)		((n) << 2)
+enum {
+	I2S_STANDARD = 0,
+	I2S_LEFT_JUSTIFIED = 1,
+	I2S_RIGHT_JUSTIFIED = 2,
+};
+#define v_I2S_MODE(n)			(n)
+
+#define AUDIO_I2S_MAP			0x39
+#define AUDIO_I2S_SWAPS_SPDIF		0x3a
+#define v_SPIDF_FREQ(n)			(n)
+
+#define N_32K				0x1000
+#define N_441K				0x1880
+#define N_882K				0x3100
+#define N_1764K				0x6200
+#define N_48K				0x1800
+#define N_96K				0x3000
+#define N_192K				0x6000
+
+#define HDMI_AUDIO_CHANNEL_STATUS	0x3e
+#define m_AUDIO_STATUS_NLPCM		(1 << 7)
+#define m_AUDIO_STATUS_USE		(1 << 6)
+#define m_AUDIO_STATUS_COPYRIGHT	(1 << 5)
+#define m_AUDIO_STATUS_ADDITION		(3 << 2)
+#define m_AUDIO_STATUS_CLK_ACCURACY	(2 << 0)
+#define v_AUDIO_STATUS_NLPCM(n)		((n & 1) << 7)
+#define AUDIO_N_H			0x3f
+#define AUDIO_N_M			0x40
+#define AUDIO_N_L			0x41
+
+#define HDMI_AUDIO_CTS_H		0x45
+#define HDMI_AUDIO_CTS_M		0x46
+#define HDMI_AUDIO_CTS_L		0x47
+
+#define HDMI_DDC_CLK_L			0x4b
+#define HDMI_DDC_CLK_H			0x4c
+
+#define HDMI_EDID_SEGMENT_POINTER	0x4d
+#define HDMI_EDID_WORD_ADDR		0x4e
+#define HDMI_EDID_FIFO_OFFSET		0x4f
+#define HDMI_EDID_FIFO_ADDR		0x50
+
+#define HDMI_PACKET_SEND_MANUAL		0x9c
+#define HDMI_PACKET_SEND_AUTO		0x9d
+#define m_PACKET_GCP_EN			(1 << 7)
+#define m_PACKET_MSI_EN			(1 << 6)
+#define m_PACKET_SDI_EN			(1 << 5)
+#define m_PACKET_VSI_EN			(1 << 4)
+#define v_PACKET_GCP_EN(n)		((n & 1) << 7)
+#define v_PACKET_MSI_EN(n)		((n & 1) << 6)
+#define v_PACKET_SDI_EN(n)		((n & 1) << 5)
+#define v_PACKET_VSI_EN(n)		((n & 1) << 4)
+
+#define HDMI_CONTROL_PACKET_BUF_INDEX	0x9f
+enum {
+	INFOFRAME_VSI = 0x05,
+	INFOFRAME_AVI = 0x06,
+	INFOFRAME_AAI = 0x08,
+};
+
+#define HDMI_CONTROL_PACKET_ADDR	0xa0
+#define HDMI_MAXIMUM_INFO_FRAME_SIZE	0x11
+enum {
+	AVI_COLOR_MODE_RGB = 0,
+	AVI_COLOR_MODE_YCBCR422 = 1,
+	AVI_COLOR_MODE_YCBCR444 = 2,
+	AVI_COLORIMETRY_NO_DATA = 0,
+
+	AVI_COLORIMETRY_SMPTE_170M = 1,
+	AVI_COLORIMETRY_ITU709 = 2,
+	AVI_COLORIMETRY_EXTENDED = 3,
+
+	AVI_CODED_FRAME_ASPECT_NO_DATA = 0,
+	AVI_CODED_FRAME_ASPECT_4_3 = 1,
+	AVI_CODED_FRAME_ASPECT_16_9 = 2,
+
+	ACTIVE_ASPECT_RATE_SAME_AS_CODED_FRAME = 0x08,
+	ACTIVE_ASPECT_RATE_4_3 = 0x09,
+	ACTIVE_ASPECT_RATE_16_9 = 0x0A,
+	ACTIVE_ASPECT_RATE_14_9 = 0x0B,
+};
+
+#define HDMI_HDCP_CTRL			0x52
+#define m_HDMI_DVI			(1 << 1)
+#define v_HDMI_DVI(n)			(n << 1)
+
+#define HDMI_INTERRUPT_MASK1		0xc0
+#define HDMI_INTERRUPT_STATUS1		0xc1
+#define	m_INT_ACTIVE_VSYNC		(1 << 5)
+#define m_INT_EDID_READY		(1 << 2)
+
+#define HDMI_INTERRUPT_MASK2		0xc2
+#define HDMI_INTERRUPT_STATUS2		0xc3
+#define m_INT_HDCP_ERR			(1 << 7)
+#define m_INT_BKSV_FLAG			(1 << 6)
+#define m_INT_HDCP_OK			(1 << 4)
+
+#define HDMI_STATUS			0xc8
+#define m_HOTPLUG			(1 << 7)
+#define m_MASK_INT_HOTPLUG		(1 << 5)
+#define m_INT_HOTPLUG			(1 << 1)
+#define v_MASK_INT_HOTPLUG(n)		((n & 0x1) << 5)
+
+#define HDMI_COLORBAR                   0xc9
+
+#define HDMI_PHY_SYNC			0xce
+#define HDMI_PHY_SYS_CTL		0xe0
+#define m_TMDS_CLK_SOURCE		(1 << 5)
+#define v_TMDS_FROM_PLL			(0 << 5)
+#define v_TMDS_FROM_GEN			(1 << 5)
+#define m_PHASE_CLK			(1 << 4)
+#define v_DEFAULT_PHASE			(0 << 4)
+#define v_SYNC_PHASE			(1 << 4)
+#define m_TMDS_CURRENT_PWR		(1 << 3)
+#define v_TURN_ON_CURRENT		(0 << 3)
+#define v_CAT_OFF_CURRENT		(1 << 3)
+#define m_BANDGAP_PWR			(1 << 2)
+#define v_BANDGAP_PWR_UP		(0 << 2)
+#define v_BANDGAP_PWR_DOWN		(1 << 2)
+#define m_PLL_PWR			(1 << 1)
+#define v_PLL_PWR_UP			(0 << 1)
+#define v_PLL_PWR_DOWN			(1 << 1)
+#define m_TMDS_CHG_PWR			(1 << 0)
+#define v_TMDS_CHG_PWR_UP		(0 << 0)
+#define v_TMDS_CHG_PWR_DOWN		(1 << 0)
+
+#define HDMI_PHY_CHG_PWR		0xe1
+#define v_CLK_CHG_PWR(n)		((n & 1) << 3)
+#define v_DATA_CHG_PWR(n)		((n & 7) << 0)
+
+#define HDMI_PHY_DRIVER			0xe2
+#define v_CLK_MAIN_DRIVER(n)		(n << 4)
+#define v_DATA_MAIN_DRIVER(n)		(n << 0)
+
+#define HDMI_PHY_PRE_EMPHASIS		0xe3
+#define v_PRE_EMPHASIS(n)		((n & 7) << 4)
+#define v_CLK_PRE_DRIVER(n)		((n & 3) << 2)
+#define v_DATA_PRE_DRIVER(n)		((n & 3) << 0)
+
+#define HDMI_PHY_FEEDBACK_DIV_RATIO_LOW		0xe7
+#define v_FEEDBACK_DIV_LOW(n)			(n & 0xff)
+#define HDMI_PHY_FEEDBACK_DIV_RATIO_HIGH	0xe8
+#define v_FEEDBACK_DIV_HIGH(n)			(n & 1)
+
+#define HDMI_PHY_PRE_DIV_RATIO		0xed
+#define v_PRE_DIV_RATIO(n)		(n & 0x1f)
+
+#define HDMI_CEC_CTRL			0xd0
+#define m_ADJUST_FOR_HISENSE		(1 << 6)
+#define m_REJECT_RX_BROADCAST		(1 << 5)
+#define m_BUSFREETIME_ENABLE		(1 << 2)
+#define m_REJECT_RX			(1 << 1)
+#define m_START_TX			(1 << 0)
+
+#define HDMI_CEC_DATA			0xd1
+#define HDMI_CEC_TX_OFFSET		0xd2
+#define HDMI_CEC_RX_OFFSET		0xd3
+#define HDMI_CEC_CLK_H			0xd4
+#define HDMI_CEC_CLK_L			0xd5
+#define HDMI_CEC_TX_LENGTH		0xd6
+#define HDMI_CEC_RX_LENGTH		0xd7
+#define HDMI_CEC_TX_INT_MASK		0xd8
+#define m_TX_DONE			(1 << 3)
+#define m_TX_NOACK			(1 << 2)
+#define m_TX_BROADCAST_REJ		(1 << 1)
+#define m_TX_BUSNOTFREE			(1 << 0)
+
+#define HDMI_CEC_RX_INT_MASK		0xd9
+#define m_RX_LA_ERR			(1 << 4)
+#define m_RX_GLITCH			(1 << 3)
+#define m_RX_DONE			(1 << 0)
+
+#define HDMI_CEC_TX_INT			0xda
+#define HDMI_CEC_RX_INT			0xdb
+#define HDMI_CEC_BUSFREETIME_L		0xdc
+#define HDMI_CEC_BUSFREETIME_H		0xdd
+#define HDMI_CEC_LOGICADDR		0xde
+
+#endif /* __INNO_HDMI_H__ */
diff --git a/drivers/gpu/drm/rockchip/rk3066_hdmi.c b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
new file mode 100644
index 000000000..17e7c40a9
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
@@ -0,0 +1,870 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ *    Zheng Yang <zhengyang@rock-chips.com>
+ */
+
+#include <drm/drm_of.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
+
+#include <linux/clk.h>
+#include <linux/mfd/syscon.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include "rk3066_hdmi.h"
+
+#include "rockchip_drm_drv.h"
+#include "rockchip_drm_vop.h"
+
+#define DEFAULT_PLLA_RATE 30000000
+
+struct hdmi_data_info {
+	int vic; /* The CEA Video ID (VIC) of the current drm display mode. */
+	bool sink_is_hdmi;
+	unsigned int enc_out_format;
+	unsigned int colorimetry;
+};
+
+struct rk3066_hdmi_i2c {
+	struct i2c_adapter adap;
+
+	u8 ddc_addr;
+	u8 segment_addr;
+	u8 stat;
+
+	struct mutex i2c_lock; /* For i2c operation. */
+	struct completion cmpltn;
+};
+
+struct rk3066_hdmi {
+	struct device *dev;
+	struct drm_device *drm_dev;
+	struct regmap *grf_regmap;
+	int irq;
+	struct clk *hclk;
+	void __iomem *regs;
+
+	struct drm_connector connector;
+	struct drm_encoder encoder;
+
+	struct rk3066_hdmi_i2c *i2c;
+	struct i2c_adapter *ddc;
+
+	unsigned int tmdsclk;
+
+	struct hdmi_data_info hdmi_data;
+	struct drm_display_mode previous_mode;
+};
+
+#define to_rk3066_hdmi(x) container_of(x, struct rk3066_hdmi, x)
+
+static inline u8 hdmi_readb(struct rk3066_hdmi *hdmi, u16 offset)
+{
+	return readl_relaxed(hdmi->regs + offset);
+}
+
+static inline void hdmi_writeb(struct rk3066_hdmi *hdmi, u16 offset, u32 val)
+{
+	writel_relaxed(val, hdmi->regs + offset);
+}
+
+static inline void hdmi_modb(struct rk3066_hdmi *hdmi, u16 offset,
+			     u32 msk, u32 val)
+{
+	u8 temp = hdmi_readb(hdmi, offset) & ~msk;
+
+	temp |= val & msk;
+	hdmi_writeb(hdmi, offset, temp);
+}
+
+static void rk3066_hdmi_i2c_init(struct rk3066_hdmi *hdmi)
+{
+	int ddc_bus_freq;
+
+	ddc_bus_freq = (hdmi->tmdsclk >> 2) / HDMI_SCL_RATE;
+
+	hdmi_writeb(hdmi, HDMI_DDC_BUS_FREQ_L, ddc_bus_freq & 0xFF);
+	hdmi_writeb(hdmi, HDMI_DDC_BUS_FREQ_H, (ddc_bus_freq >> 8) & 0xFF);
+
+	/* Clear the EDID interrupt flag and mute the interrupt. */
+	hdmi_modb(hdmi, HDMI_INTR_MASK1, HDMI_INTR_EDID_MASK, 0);
+	hdmi_writeb(hdmi, HDMI_INTR_STATUS1, HDMI_INTR_EDID_MASK);
+}
+
+static inline u8 rk3066_hdmi_get_power_mode(struct rk3066_hdmi *hdmi)
+{
+	return hdmi_readb(hdmi, HDMI_SYS_CTRL) & HDMI_SYS_POWER_MODE_MASK;
+}
+
+static void rk3066_hdmi_set_power_mode(struct rk3066_hdmi *hdmi, int mode)
+{
+	u8 current_mode, next_mode;
+	u8 i = 0;
+
+	current_mode = rk3066_hdmi_get_power_mode(hdmi);
+
+	DRM_DEV_DEBUG(hdmi->dev, "mode         :%d\n", mode);
+	DRM_DEV_DEBUG(hdmi->dev, "current_mode :%d\n", current_mode);
+
+	if (current_mode == mode)
+		return;
+
+	do {
+		if (current_mode > mode) {
+			next_mode = current_mode / 2;
+		} else {
+			if (current_mode < HDMI_SYS_POWER_MODE_A)
+				next_mode = HDMI_SYS_POWER_MODE_A;
+			else
+				next_mode = current_mode * 2;
+		}
+
+		DRM_DEV_DEBUG(hdmi->dev, "%d: next_mode :%d\n", i, next_mode);
+
+		if (next_mode != HDMI_SYS_POWER_MODE_D) {
+			hdmi_modb(hdmi, HDMI_SYS_CTRL,
+				  HDMI_SYS_POWER_MODE_MASK, next_mode);
+		} else {
+			hdmi_writeb(hdmi, HDMI_SYS_CTRL,
+				    HDMI_SYS_POWER_MODE_D |
+				    HDMI_SYS_PLL_RESET_MASK);
+			usleep_range(90, 100);
+			hdmi_writeb(hdmi, HDMI_SYS_CTRL,
+				    HDMI_SYS_POWER_MODE_D |
+				    HDMI_SYS_PLLB_RESET);
+			usleep_range(90, 100);
+			hdmi_writeb(hdmi, HDMI_SYS_CTRL,
+				    HDMI_SYS_POWER_MODE_D);
+		}
+		current_mode = next_mode;
+		i = i + 1;
+	} while ((next_mode != mode) && (i < 5));
+
+	/*
+	 * When the IP controller isn't configured with accurate video timing,
+	 * DDC_CLK should be equal to the PLLA frequency, which is 30MHz,
+	 * so we need to init the TMDS rate to the PCLK rate and reconfigure
+	 * the DDC clock.
+	 */
+	if (mode < HDMI_SYS_POWER_MODE_D)
+		hdmi->tmdsclk = DEFAULT_PLLA_RATE;
+}
+
+static int
+rk3066_hdmi_upload_frame(struct rk3066_hdmi *hdmi, int setup_rc,
+			 union hdmi_infoframe *frame, u32 frame_index,
+			 u32 mask, u32 disable, u32 enable)
+{
+	if (mask)
+		hdmi_modb(hdmi, HDMI_CP_AUTO_SEND_CTRL, mask, disable);
+
+	hdmi_writeb(hdmi, HDMI_CP_BUF_INDEX, frame_index);
+
+	if (setup_rc >= 0) {
+		u8 packed_frame[HDMI_MAXIMUM_INFO_FRAME_SIZE];
+		ssize_t rc, i;
+
+		rc = hdmi_infoframe_pack(frame, packed_frame,
+					 sizeof(packed_frame));
+		if (rc < 0)
+			return rc;
+
+		for (i = 0; i < rc; i++)
+			hdmi_writeb(hdmi, HDMI_CP_BUF_ACC_HB0 + i * 4,
+				    packed_frame[i]);
+
+		if (mask)
+			hdmi_modb(hdmi, HDMI_CP_AUTO_SEND_CTRL, mask, enable);
+	}
+
+	return setup_rc;
+}
+
+static int rk3066_hdmi_config_avi(struct rk3066_hdmi *hdmi,
+				  struct drm_display_mode *mode)
+{
+	union hdmi_infoframe frame;
+	int rc;
+
+	rc = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi,
+						      &hdmi->connector, mode);
+
+	if (hdmi->hdmi_data.enc_out_format == HDMI_COLORSPACE_YUV444)
+		frame.avi.colorspace = HDMI_COLORSPACE_YUV444;
+	else if (hdmi->hdmi_data.enc_out_format == HDMI_COLORSPACE_YUV422)
+		frame.avi.colorspace = HDMI_COLORSPACE_YUV422;
+	else
+		frame.avi.colorspace = HDMI_COLORSPACE_RGB;
+
+	frame.avi.colorimetry = hdmi->hdmi_data.colorimetry;
+	frame.avi.scan_mode = HDMI_SCAN_MODE_NONE;
+
+	return rk3066_hdmi_upload_frame(hdmi, rc, &frame,
+					HDMI_INFOFRAME_AVI, 0, 0, 0);
+}
+
+static int rk3066_hdmi_config_video_timing(struct rk3066_hdmi *hdmi,
+					   struct drm_display_mode *mode)
+{
+	int value, vsync_offset;
+
+	/* Set the details for the external polarity and interlace mode. */
+	value = HDMI_EXT_VIDEO_SET_EN;
+	value |= mode->flags & DRM_MODE_FLAG_PHSYNC ?
+		 HDMI_VIDEO_HSYNC_ACTIVE_HIGH : HDMI_VIDEO_HSYNC_ACTIVE_LOW;
+	value |= mode->flags & DRM_MODE_FLAG_PVSYNC ?
+		 HDMI_VIDEO_VSYNC_ACTIVE_HIGH : HDMI_VIDEO_VSYNC_ACTIVE_LOW;
+	value |= mode->flags & DRM_MODE_FLAG_INTERLACE ?
+		 HDMI_VIDEO_MODE_INTERLACE : HDMI_VIDEO_MODE_PROGRESSIVE;
+
+	if (hdmi->hdmi_data.vic == 2 || hdmi->hdmi_data.vic == 3)
+		vsync_offset = 6;
+	else
+		vsync_offset = 0;
+
+	value |= vsync_offset << HDMI_VIDEO_VSYNC_OFFSET_SHIFT;
+	hdmi_writeb(hdmi, HDMI_EXT_VIDEO_PARA, value);
+
+	/* Set the details for the external video timing. */
+	value = mode->htotal;
+	hdmi_writeb(hdmi, HDMI_EXT_HTOTAL_L, value & 0xFF);
+	hdmi_writeb(hdmi, HDMI_EXT_HTOTAL_H, (value >> 8) & 0xFF);
+
+	value = mode->htotal - mode->hdisplay;
+	hdmi_writeb(hdmi, HDMI_EXT_HBLANK_L, value & 0xFF);
+	hdmi_writeb(hdmi, HDMI_EXT_HBLANK_H, (value >> 8) & 0xFF);
+
+	value = mode->htotal - mode->hsync_start;
+	hdmi_writeb(hdmi, HDMI_EXT_HDELAY_L, value & 0xFF);
+	hdmi_writeb(hdmi, HDMI_EXT_HDELAY_H, (value >> 8) & 0xFF);
+
+	value = mode->hsync_end - mode->hsync_start;
+	hdmi_writeb(hdmi, HDMI_EXT_HDURATION_L, value & 0xFF);
+	hdmi_writeb(hdmi, HDMI_EXT_HDURATION_H, (value >> 8) & 0xFF);
+
+	value = mode->vtotal;
+	hdmi_writeb(hdmi, HDMI_EXT_VTOTAL_L, value & 0xFF);
+	hdmi_writeb(hdmi, HDMI_EXT_VTOTAL_H, (value >> 8) & 0xFF);
+
+	value = mode->vtotal - mode->vdisplay;
+	hdmi_writeb(hdmi, HDMI_EXT_VBLANK_L, value & 0xFF);
+
+	value = mode->vtotal - mode->vsync_start + vsync_offset;
+	hdmi_writeb(hdmi, HDMI_EXT_VDELAY, value & 0xFF);
+
+	value = mode->vsync_end - mode->vsync_start;
+	hdmi_writeb(hdmi, HDMI_EXT_VDURATION, value & 0xFF);
+
+	return 0;
+}
+
+static void
+rk3066_hdmi_phy_write(struct rk3066_hdmi *hdmi, u16 offset, u8 value)
+{
+	hdmi_writeb(hdmi, offset, value);
+	hdmi_modb(hdmi, HDMI_SYS_CTRL,
+		  HDMI_SYS_PLL_RESET_MASK, HDMI_SYS_PLL_RESET);
+	usleep_range(90, 100);
+	hdmi_modb(hdmi, HDMI_SYS_CTRL, HDMI_SYS_PLL_RESET_MASK, 0);
+	usleep_range(900, 1000);
+}
+
+static void rk3066_hdmi_config_phy(struct rk3066_hdmi *hdmi)
+{
+	/* TMDS uses the same frequency as dclk. */
+	hdmi_writeb(hdmi, HDMI_DEEP_COLOR_MODE, 0x22);
+
+	/*
+	 * The semi-public documentation does not describe the hdmi registers
+	 * used by the function rk3066_hdmi_phy_write(), so we keep using
+	 * these magic values for now.
+	 */
+	if (hdmi->tmdsclk > 100000000) {
+		rk3066_hdmi_phy_write(hdmi, 0x158, 0x0E);
+		rk3066_hdmi_phy_write(hdmi, 0x15c, 0x00);
+		rk3066_hdmi_phy_write(hdmi, 0x160, 0x60);
+		rk3066_hdmi_phy_write(hdmi, 0x164, 0x00);
+		rk3066_hdmi_phy_write(hdmi, 0x168, 0xDA);
+		rk3066_hdmi_phy_write(hdmi, 0x16c, 0xA1);
+		rk3066_hdmi_phy_write(hdmi, 0x170, 0x0e);
+		rk3066_hdmi_phy_write(hdmi, 0x174, 0x22);
+		rk3066_hdmi_phy_write(hdmi, 0x178, 0x00);
+	} else if (hdmi->tmdsclk > 50000000) {
+		rk3066_hdmi_phy_write(hdmi, 0x158, 0x06);
+		rk3066_hdmi_phy_write(hdmi, 0x15c, 0x00);
+		rk3066_hdmi_phy_write(hdmi, 0x160, 0x60);
+		rk3066_hdmi_phy_write(hdmi, 0x164, 0x00);
+		rk3066_hdmi_phy_write(hdmi, 0x168, 0xCA);
+		rk3066_hdmi_phy_write(hdmi, 0x16c, 0xA3);
+		rk3066_hdmi_phy_write(hdmi, 0x170, 0x0e);
+		rk3066_hdmi_phy_write(hdmi, 0x174, 0x20);
+		rk3066_hdmi_phy_write(hdmi, 0x178, 0x00);
+	} else {
+		rk3066_hdmi_phy_write(hdmi, 0x158, 0x02);
+		rk3066_hdmi_phy_write(hdmi, 0x15c, 0x00);
+		rk3066_hdmi_phy_write(hdmi, 0x160, 0x60);
+		rk3066_hdmi_phy_write(hdmi, 0x164, 0x00);
+		rk3066_hdmi_phy_write(hdmi, 0x168, 0xC2);
+		rk3066_hdmi_phy_write(hdmi, 0x16c, 0xA2);
+		rk3066_hdmi_phy_write(hdmi, 0x170, 0x0e);
+		rk3066_hdmi_phy_write(hdmi, 0x174, 0x20);
+		rk3066_hdmi_phy_write(hdmi, 0x178, 0x00);
+	}
+}
+
+static int rk3066_hdmi_setup(struct rk3066_hdmi *hdmi,
+			     struct drm_display_mode *mode)
+{
+	hdmi->hdmi_data.vic = drm_match_cea_mode(mode);
+	hdmi->hdmi_data.enc_out_format = HDMI_COLORSPACE_RGB;
+
+	if (hdmi->hdmi_data.vic == 6 || hdmi->hdmi_data.vic == 7 ||
+	    hdmi->hdmi_data.vic == 21 || hdmi->hdmi_data.vic == 22 ||
+	    hdmi->hdmi_data.vic == 2 || hdmi->hdmi_data.vic == 3 ||
+	    hdmi->hdmi_data.vic == 17 || hdmi->hdmi_data.vic == 18)
+		hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_601;
+	else
+		hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_709;
+
+	hdmi->tmdsclk = mode->clock * 1000;
+
+	/* Mute video and audio output. */
+	hdmi_modb(hdmi, HDMI_VIDEO_CTRL2, HDMI_VIDEO_AUDIO_DISABLE_MASK,
+		  HDMI_AUDIO_DISABLE | HDMI_VIDEO_DISABLE);
+
+	/* Set power state to mode B. */
+	if (rk3066_hdmi_get_power_mode(hdmi) != HDMI_SYS_POWER_MODE_B)
+		rk3066_hdmi_set_power_mode(hdmi, HDMI_SYS_POWER_MODE_B);
+
+	/* Input video mode is RGB 24 bit. Use external data enable signal. */
+	hdmi_modb(hdmi, HDMI_AV_CTRL1,
+		  HDMI_VIDEO_DE_MASK, HDMI_VIDEO_EXTERNAL_DE);
+	hdmi_writeb(hdmi, HDMI_VIDEO_CTRL1,
+		    HDMI_VIDEO_OUTPUT_RGB444 |
+		    HDMI_VIDEO_INPUT_DATA_DEPTH_8BIT |
+		    HDMI_VIDEO_INPUT_COLOR_RGB);
+	hdmi_writeb(hdmi, HDMI_DEEP_COLOR_MODE, 0x20);
+
+	rk3066_hdmi_config_video_timing(hdmi, mode);
+
+	if (hdmi->hdmi_data.sink_is_hdmi) {
+		hdmi_modb(hdmi, HDMI_HDCP_CTRL, HDMI_VIDEO_MODE_MASK,
+			  HDMI_VIDEO_MODE_HDMI);
+		rk3066_hdmi_config_avi(hdmi, mode);
+	} else {
+		hdmi_modb(hdmi, HDMI_HDCP_CTRL, HDMI_VIDEO_MODE_MASK, 0);
+	}
+
+	rk3066_hdmi_config_phy(hdmi);
+
+	rk3066_hdmi_set_power_mode(hdmi, HDMI_SYS_POWER_MODE_E);
+
+	/*
+	 * When the IP controller is configured with accurate video
+	 * timing, the TMDS clock source should be switched to
+	 * DCLK_LCDC, so we need to init the TMDS rate to the pixel mode
+	 * clock rate and reconfigure the DDC clock.
+	 */
+	rk3066_hdmi_i2c_init(hdmi);
+
+	/* Unmute video output. */
+	hdmi_modb(hdmi, HDMI_VIDEO_CTRL2,
+		  HDMI_VIDEO_AUDIO_DISABLE_MASK, HDMI_AUDIO_DISABLE);
+	return 0;
+}
+
+static void
+rk3066_hdmi_encoder_mode_set(struct drm_encoder *encoder,
+			     struct drm_display_mode *mode,
+			     struct drm_display_mode *adj_mode)
+{
+	struct rk3066_hdmi *hdmi = to_rk3066_hdmi(encoder);
+
+	/* Store the display mode for plugin/DPMS poweron events. */
+	drm_mode_copy(&hdmi->previous_mode, adj_mode);
+}
+
+static void rk3066_hdmi_encoder_enable(struct drm_encoder *encoder)
+{
+	struct rk3066_hdmi *hdmi = to_rk3066_hdmi(encoder);
+	int mux, val;
+
+	mux = drm_of_encoder_active_endpoint_id(hdmi->dev->of_node, encoder);
+	if (mux)
+		val = (HDMI_VIDEO_SEL << 16) | HDMI_VIDEO_SEL;
+	else
+		val = HDMI_VIDEO_SEL << 16;
+
+	regmap_write(hdmi->grf_regmap, GRF_SOC_CON0, val);
+
+	DRM_DEV_DEBUG(hdmi->dev, "hdmi encoder enable select: vop%s\n",
+		      (mux) ? "1" : "0");
+
+	rk3066_hdmi_setup(hdmi, &hdmi->previous_mode);
+}
+
+static void rk3066_hdmi_encoder_disable(struct drm_encoder *encoder)
+{
+	struct rk3066_hdmi *hdmi = to_rk3066_hdmi(encoder);
+
+	DRM_DEV_DEBUG(hdmi->dev, "hdmi encoder disable\n");
+
+	if (rk3066_hdmi_get_power_mode(hdmi) == HDMI_SYS_POWER_MODE_E) {
+		hdmi_writeb(hdmi, HDMI_VIDEO_CTRL2,
+			    HDMI_VIDEO_AUDIO_DISABLE_MASK);
+		hdmi_modb(hdmi, HDMI_VIDEO_CTRL2,
+			  HDMI_AUDIO_CP_LOGIC_RESET_MASK,
+			  HDMI_AUDIO_CP_LOGIC_RESET);
+		usleep_range(500, 510);
+	}
+	rk3066_hdmi_set_power_mode(hdmi, HDMI_SYS_POWER_MODE_A);
+}
+
+static bool
+rk3066_hdmi_encoder_mode_fixup(struct drm_encoder *encoder,
+			       const struct drm_display_mode *mode,
+			       struct drm_display_mode *adj_mode)
+{
+	return true;
+}
+
+static int
+rk3066_hdmi_encoder_atomic_check(struct drm_encoder *encoder,
+				 struct drm_crtc_state *crtc_state,
+				 struct drm_connector_state *conn_state)
+{
+	struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc_state);
+
+	s->output_mode = ROCKCHIP_OUT_MODE_P888;
+	s->output_type = DRM_MODE_CONNECTOR_HDMIA;
+
+	return 0;
+}
+
+static const
+struct drm_encoder_helper_funcs rk3066_hdmi_encoder_helper_funcs = {
+	.enable       = rk3066_hdmi_encoder_enable,
+	.disable      = rk3066_hdmi_encoder_disable,
+	.mode_fixup   = rk3066_hdmi_encoder_mode_fixup,
+	.mode_set     = rk3066_hdmi_encoder_mode_set,
+	.atomic_check = rk3066_hdmi_encoder_atomic_check,
+};
+
+static enum drm_connector_status
+rk3066_hdmi_connector_detect(struct drm_connector *connector, bool force)
+{
+	struct rk3066_hdmi *hdmi = to_rk3066_hdmi(connector);
+
+	return (hdmi_readb(hdmi, HDMI_HPG_MENS_STA) & HDMI_HPG_IN_STATUS_HIGH) ?
+		connector_status_connected : connector_status_disconnected;
+}
+
+static int rk3066_hdmi_connector_get_modes(struct drm_connector *connector)
+{
+	struct rk3066_hdmi *hdmi = to_rk3066_hdmi(connector);
+	struct edid *edid;
+	int ret = 0;
+
+	if (!hdmi->ddc)
+		return 0;
+
+	edid = drm_get_edid(connector, hdmi->ddc);
+	if (edid) {
+		hdmi->hdmi_data.sink_is_hdmi = drm_detect_hdmi_monitor(edid);
+		drm_connector_update_edid_property(connector, edid);
+		ret = drm_add_edid_modes(connector, edid);
+		kfree(edid);
+	}
+
+	return ret;
+}
+
+static enum drm_mode_status
+rk3066_hdmi_connector_mode_valid(struct drm_connector *connector,
+				 struct drm_display_mode *mode)
+{
+	u32 vic = drm_match_cea_mode(mode);
+
+	if (vic > 1)
+		return MODE_OK;
+	else
+		return MODE_BAD;
+}
+
+static struct drm_encoder *
+rk3066_hdmi_connector_best_encoder(struct drm_connector *connector)
+{
+	struct rk3066_hdmi *hdmi = to_rk3066_hdmi(connector);
+
+	return &hdmi->encoder;
+}
+
+static int
+rk3066_hdmi_probe_single_connector_modes(struct drm_connector *connector,
+					 uint32_t maxX, uint32_t maxY)
+{
+	if (maxX > 1920)
+		maxX = 1920;
+	if (maxY > 1080)
+		maxY = 1080;
+
+	return drm_helper_probe_single_connector_modes(connector, maxX, maxY);
+}
+
+static void rk3066_hdmi_connector_destroy(struct drm_connector *connector)
+{
+	drm_connector_unregister(connector);
+	drm_connector_cleanup(connector);
+}
+
+static const struct drm_connector_funcs rk3066_hdmi_connector_funcs = {
+	.fill_modes = rk3066_hdmi_probe_single_connector_modes,
+	.detect = rk3066_hdmi_connector_detect,
+	.destroy = rk3066_hdmi_connector_destroy,
+	.reset = drm_atomic_helper_connector_reset,
+	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
+	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
+};
+
+static const
+struct drm_connector_helper_funcs rk3066_hdmi_connector_helper_funcs = {
+	.get_modes = rk3066_hdmi_connector_get_modes,
+	.mode_valid = rk3066_hdmi_connector_mode_valid,
+	.best_encoder = rk3066_hdmi_connector_best_encoder,
+};
+
+static int
+rk3066_hdmi_register(struct drm_device *drm, struct rk3066_hdmi *hdmi)
+{
+	struct drm_encoder *encoder = &hdmi->encoder;
+	struct device *dev = hdmi->dev;
+
+	encoder->possible_crtcs =
+		drm_of_find_possible_crtcs(drm, dev->of_node);
+
+	/*
+	 * If we failed to find the CRTC(s) which this encoder is
+	 * supposed to be connected to, it's because the CRTC has
+	 * not been registered yet.  Defer probing, and hope that
+	 * the required CRTC is added later.
+	 */
+	if (encoder->possible_crtcs == 0)
+		return -EPROBE_DEFER;
+
+	drm_encoder_helper_add(encoder, &rk3066_hdmi_encoder_helper_funcs);
+	drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS);
+
+	hdmi->connector.polled = DRM_CONNECTOR_POLL_HPD;
+
+	drm_connector_helper_add(&hdmi->connector,
+				 &rk3066_hdmi_connector_helper_funcs);
+	drm_connector_init_with_ddc(drm, &hdmi->connector,
+				    &rk3066_hdmi_connector_funcs,
+				    DRM_MODE_CONNECTOR_HDMIA,
+				    hdmi->ddc);
+
+	drm_connector_attach_encoder(&hdmi->connector, encoder);
+
+	return 0;
+}
+
+static irqreturn_t rk3066_hdmi_hardirq(int irq, void *dev_id)
+{
+	struct rk3066_hdmi *hdmi = dev_id;
+	irqreturn_t ret = IRQ_NONE;
+	u8 interrupt;
+
+	if (rk3066_hdmi_get_power_mode(hdmi) == HDMI_SYS_POWER_MODE_A)
+		hdmi_writeb(hdmi, HDMI_SYS_CTRL, HDMI_SYS_POWER_MODE_B);
+
+	interrupt = hdmi_readb(hdmi, HDMI_INTR_STATUS1);
+	if (interrupt)
+		hdmi_writeb(hdmi, HDMI_INTR_STATUS1, interrupt);
+
+	if (interrupt & HDMI_INTR_EDID_MASK) {
+		hdmi->i2c->stat = interrupt;
+		complete(&hdmi->i2c->cmpltn);
+	}
+
+	if (interrupt & (HDMI_INTR_HOTPLUG | HDMI_INTR_MSENS))
+		ret = IRQ_WAKE_THREAD;
+
+	return ret;
+}
+
+static irqreturn_t rk3066_hdmi_irq(int irq, void *dev_id)
+{
+	struct rk3066_hdmi *hdmi = dev_id;
+
+	drm_helper_hpd_irq_event(hdmi->connector.dev);
+
+	return IRQ_HANDLED;
+}
+
+static int rk3066_hdmi_i2c_read(struct rk3066_hdmi *hdmi, struct i2c_msg *msgs)
+{
+	int length = msgs->len;
+	u8 *buf = msgs->buf;
+	int ret;
+
+	ret = wait_for_completion_timeout(&hdmi->i2c->cmpltn, HZ / 10);
+	if (!ret || hdmi->i2c->stat & HDMI_INTR_EDID_ERR)
+		return -EAGAIN;
+
+	while (length--)
+		*buf++ = hdmi_readb(hdmi, HDMI_DDC_READ_FIFO_ADDR);
+
+	return 0;
+}
+
+static int rk3066_hdmi_i2c_write(struct rk3066_hdmi *hdmi, struct i2c_msg *msgs)
+{
+	/*
+	 * The DDC module only supports read EDID message, so
+	 * we assume that each word write to this i2c adapter
+	 * should be the offset of the EDID word address.
+	 */
+	if (msgs->len != 1 ||
+	    (msgs->addr != DDC_ADDR && msgs->addr != DDC_SEGMENT_ADDR))
+		return -EINVAL;
+
+	reinit_completion(&hdmi->i2c->cmpltn);
+
+	if (msgs->addr == DDC_SEGMENT_ADDR)
+		hdmi->i2c->segment_addr = msgs->buf[0];
+	if (msgs->addr == DDC_ADDR)
+		hdmi->i2c->ddc_addr = msgs->buf[0];
+
+	/* Set edid fifo first address. */
+	hdmi_writeb(hdmi, HDMI_EDID_FIFO_ADDR, 0x00);
+
+	/* Set edid word address 0x00/0x80. */
+	hdmi_writeb(hdmi, HDMI_EDID_WORD_ADDR, hdmi->i2c->ddc_addr);
+
+	/* Set edid segment pointer. */
+	hdmi_writeb(hdmi, HDMI_EDID_SEGMENT_POINTER, hdmi->i2c->segment_addr);
+
+	return 0;
+}
+
+static int rk3066_hdmi_i2c_xfer(struct i2c_adapter *adap,
+				struct i2c_msg *msgs, int num)
+{
+	struct rk3066_hdmi *hdmi = i2c_get_adapdata(adap);
+	struct rk3066_hdmi_i2c *i2c = hdmi->i2c;
+	int i, ret = 0;
+
+	mutex_lock(&i2c->i2c_lock);
+
+	rk3066_hdmi_i2c_init(hdmi);
+
+	/* Unmute HDMI EDID interrupt. */
+	hdmi_modb(hdmi, HDMI_INTR_MASK1,
+		  HDMI_INTR_EDID_MASK, HDMI_INTR_EDID_MASK);
+	i2c->stat = 0;
+
+	for (i = 0; i < num; i++) {
+		DRM_DEV_DEBUG(hdmi->dev,
+			      "xfer: num: %d/%d, len: %d, flags: %#x\n",
+			      i + 1, num, msgs[i].len, msgs[i].flags);
+
+		if (msgs[i].flags & I2C_M_RD)
+			ret = rk3066_hdmi_i2c_read(hdmi, &msgs[i]);
+		else
+			ret = rk3066_hdmi_i2c_write(hdmi, &msgs[i]);
+
+		if (ret < 0)
+			break;
+	}
+
+	if (!ret)
+		ret = num;
+
+	/* Mute HDMI EDID interrupt. */
+	hdmi_modb(hdmi, HDMI_INTR_MASK1, HDMI_INTR_EDID_MASK, 0);
+
+	mutex_unlock(&i2c->i2c_lock);
+
+	return ret;
+}
+
+static u32 rk3066_hdmi_i2c_func(struct i2c_adapter *adapter)
+{
+	return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL;
+}
+
+static const struct i2c_algorithm rk3066_hdmi_algorithm = {
+	.master_xfer   = rk3066_hdmi_i2c_xfer,
+	.functionality = rk3066_hdmi_i2c_func,
+};
+
+static struct i2c_adapter *rk3066_hdmi_i2c_adapter(struct rk3066_hdmi *hdmi)
+{
+	struct i2c_adapter *adap;
+	struct rk3066_hdmi_i2c *i2c;
+	int ret;
+
+	i2c = devm_kzalloc(hdmi->dev, sizeof(*i2c), GFP_KERNEL);
+	if (!i2c)
+		return ERR_PTR(-ENOMEM);
+
+	mutex_init(&i2c->i2c_lock);
+	init_completion(&i2c->cmpltn);
+
+	adap = &i2c->adap;
+	adap->class = I2C_CLASS_DDC;
+	adap->owner = THIS_MODULE;
+	adap->dev.parent = hdmi->dev;
+	adap->dev.of_node = hdmi->dev->of_node;
+	adap->algo = &rk3066_hdmi_algorithm;
+	strlcpy(adap->name, "RK3066 HDMI", sizeof(adap->name));
+	i2c_set_adapdata(adap, hdmi);
+
+	ret = i2c_add_adapter(adap);
+	if (ret) {
+		DRM_DEV_ERROR(hdmi->dev, "cannot add %s I2C adapter\n",
+			      adap->name);
+		devm_kfree(hdmi->dev, i2c);
+		return ERR_PTR(ret);
+	}
+
+	hdmi->i2c = i2c;
+
+	DRM_DEV_DEBUG(hdmi->dev, "registered %s I2C bus driver\n", adap->name);
+
+	return adap;
+}
+
+static int rk3066_hdmi_bind(struct device *dev, struct device *master,
+			    void *data)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct drm_device *drm = data;
+	struct rk3066_hdmi *hdmi;
+	int irq;
+	int ret;
+
+	hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL);
+	if (!hdmi)
+		return -ENOMEM;
+
+	hdmi->dev = dev;
+	hdmi->drm_dev = drm;
+	hdmi->regs = devm_platform_ioremap_resource(pdev, 0);
+	if (IS_ERR(hdmi->regs))
+		return PTR_ERR(hdmi->regs);
+
+	irq = platform_get_irq(pdev, 0);
+	if (irq < 0)
+		return irq;
+
+	hdmi->hclk = devm_clk_get(dev, "hclk");
+	if (IS_ERR(hdmi->hclk)) {
+		DRM_DEV_ERROR(dev, "unable to get HDMI hclk clock\n");
+		return PTR_ERR(hdmi->hclk);
+	}
+
+	ret = clk_prepare_enable(hdmi->hclk);
+	if (ret) {
+		DRM_DEV_ERROR(dev, "cannot enable HDMI hclk clock: %d\n", ret);
+		return ret;
+	}
+
+	hdmi->grf_regmap = syscon_regmap_lookup_by_phandle(dev->of_node,
+							   "rockchip,grf");
+	if (IS_ERR(hdmi->grf_regmap)) {
+		DRM_DEV_ERROR(dev, "unable to get rockchip,grf\n");
+		ret = PTR_ERR(hdmi->grf_regmap);
+		goto err_disable_hclk;
+	}
+
+	/* internal hclk = hdmi_hclk / 25 */
+	hdmi_writeb(hdmi, HDMI_INTERNAL_CLK_DIVIDER, 25);
+
+	hdmi->ddc = rk3066_hdmi_i2c_adapter(hdmi);
+	if (IS_ERR(hdmi->ddc)) {
+		ret = PTR_ERR(hdmi->ddc);
+		hdmi->ddc = NULL;
+		goto err_disable_hclk;
+	}
+
+	rk3066_hdmi_set_power_mode(hdmi, HDMI_SYS_POWER_MODE_B);
+	usleep_range(999, 1000);
+	hdmi_writeb(hdmi, HDMI_INTR_MASK1, HDMI_INTR_HOTPLUG);
+	hdmi_writeb(hdmi, HDMI_INTR_MASK2, 0);
+	hdmi_writeb(hdmi, HDMI_INTR_MASK3, 0);
+	hdmi_writeb(hdmi, HDMI_INTR_MASK4, 0);
+	rk3066_hdmi_set_power_mode(hdmi, HDMI_SYS_POWER_MODE_A);
+
+	ret = rk3066_hdmi_register(drm, hdmi);
+	if (ret)
+		goto err_disable_i2c;
+
+	dev_set_drvdata(dev, hdmi);
+
+	ret = devm_request_threaded_irq(dev, irq, rk3066_hdmi_hardirq,
+					rk3066_hdmi_irq, IRQF_SHARED,
+					dev_name(dev), hdmi);
+	if (ret) {
+		DRM_DEV_ERROR(dev, "failed to request hdmi irq: %d\n", ret);
+		goto err_cleanup_hdmi;
+	}
+
+	return 0;
+
+err_cleanup_hdmi:
+	hdmi->connector.funcs->destroy(&hdmi->connector);
+	hdmi->encoder.funcs->destroy(&hdmi->encoder);
+err_disable_i2c:
+	i2c_put_adapter(hdmi->ddc);
+err_disable_hclk:
+	clk_disable_unprepare(hdmi->hclk);
+
+	return ret;
+}
+
+static void rk3066_hdmi_unbind(struct device *dev, struct device *master,
+			       void *data)
+{
+	struct rk3066_hdmi *hdmi = dev_get_drvdata(dev);
+
+	hdmi->connector.funcs->destroy(&hdmi->connector);
+	hdmi->encoder.funcs->destroy(&hdmi->encoder);
+
+	i2c_put_adapter(hdmi->ddc);
+	clk_disable_unprepare(hdmi->hclk);
+}
+
+static const struct component_ops rk3066_hdmi_ops = {
+	.bind   = rk3066_hdmi_bind,
+	.unbind = rk3066_hdmi_unbind,
+};
+
+static int rk3066_hdmi_probe(struct platform_device *pdev)
+{
+	return component_add(&pdev->dev, &rk3066_hdmi_ops);
+}
+
+static int rk3066_hdmi_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &rk3066_hdmi_ops);
+
+	return 0;
+}
+
+static const struct of_device_id rk3066_hdmi_dt_ids[] = {
+	{ .compatible = "rockchip,rk3066-hdmi" },
+	{ /* sentinel */ },
+};
+MODULE_DEVICE_TABLE(of, rk3066_hdmi_dt_ids);
+
+struct platform_driver rk3066_hdmi_driver = {
+	.probe  = rk3066_hdmi_probe,
+	.remove = rk3066_hdmi_remove,
+	.driver = {
+		.name = "rockchip-rk3066-hdmi",
+		.of_match_table = rk3066_hdmi_dt_ids,
+	},
+};
diff --git a/drivers/gpu/drm/rockchip/rk3066_hdmi.h b/drivers/gpu/drm/rockchip/rk3066_hdmi.h
new file mode 100644
index 000000000..39a31c62a
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rk3066_hdmi.h
@@ -0,0 +1,229 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ *    Zheng Yang <zhengyang@rock-chips.com>
+ */
+
+#ifndef __RK3066_HDMI_H__
+#define __RK3066_HDMI_H__
+
+#define GRF_SOC_CON0				0x150
+#define HDMI_VIDEO_SEL				BIT(14)
+
+#define DDC_SEGMENT_ADDR			0x30
+#define HDMI_SCL_RATE				(50 * 1000)
+#define HDMI_MAXIMUM_INFO_FRAME_SIZE		0x11
+
+#define N_32K					0x1000
+#define N_441K					0x1880
+#define N_882K					0x3100
+#define N_1764K					0x6200
+#define N_48K					0x1800
+#define N_96K					0x3000
+#define N_192K					0x6000
+
+#define HDMI_SYS_CTRL				0x000
+#define HDMI_LR_SWAP_N3				0x004
+#define HDMI_N2					0x008
+#define HDMI_N1					0x00c
+#define HDMI_SPDIF_FS_CTS_INT3			0x010
+#define HDMI_CTS_INT2				0x014
+#define HDMI_CTS_INT1				0x018
+#define HDMI_CTS_EXT3				0x01c
+#define HDMI_CTS_EXT2				0x020
+#define HDMI_CTS_EXT1				0x024
+#define HDMI_AUDIO_CTRL1			0x028
+#define HDMI_AUDIO_CTRL2			0x02c
+#define HDMI_I2S_AUDIO_CTRL			0x030
+#define HDMI_I2S_SWAP				0x040
+#define HDMI_AUDIO_STA_BIT_CTRL1		0x044
+#define HDMI_AUDIO_STA_BIT_CTRL2		0x048
+#define HDMI_AUDIO_SRC_NUM_AND_LENGTH		0x050
+#define HDMI_AV_CTRL1				0x054
+#define HDMI_VIDEO_CTRL1			0x058
+#define HDMI_DEEP_COLOR_MODE			0x05c
+
+#define HDMI_EXT_VIDEO_PARA			0x0c0
+#define HDMI_EXT_HTOTAL_L			0x0c4
+#define HDMI_EXT_HTOTAL_H			0x0c8
+#define HDMI_EXT_HBLANK_L			0x0cc
+#define HDMI_EXT_HBLANK_H			0x0d0
+#define HDMI_EXT_HDELAY_L			0x0d4
+#define HDMI_EXT_HDELAY_H			0x0d8
+#define HDMI_EXT_HDURATION_L			0x0dc
+#define HDMI_EXT_HDURATION_H			0x0e0
+#define HDMI_EXT_VTOTAL_L			0x0e4
+#define HDMI_EXT_VTOTAL_H			0x0e8
+#define HDMI_AV_CTRL2				0x0ec
+#define HDMI_EXT_VBLANK_L			0x0f4
+#define HDMI_EXT_VBLANK_H			0x10c
+#define HDMI_EXT_VDELAY				0x0f8
+#define HDMI_EXT_VDURATION			0x0fc
+
+#define HDMI_CP_MANU_SEND_CTRL			0x100
+#define HDMI_CP_AUTO_SEND_CTRL			0x104
+#define HDMI_AUTO_CHECKSUM_OPT			0x108
+
+#define HDMI_VIDEO_CTRL2			0x114
+
+#define HDMI_PHY_OPTION				0x144
+
+#define HDMI_CP_BUF_INDEX			0x17c
+#define HDMI_CP_BUF_ACC_HB0			0x180
+#define HDMI_CP_BUF_ACC_HB1			0x184
+#define HDMI_CP_BUF_ACC_HB2			0x188
+#define HDMI_CP_BUF_ACC_PB0			0x18c
+
+#define HDMI_DDC_READ_FIFO_ADDR			0x200
+#define HDMI_DDC_BUS_FREQ_L			0x204
+#define HDMI_DDC_BUS_FREQ_H			0x208
+#define HDMI_DDC_BUS_CTRL			0x2dc
+#define HDMI_DDC_I2C_LEN			0x278
+#define HDMI_DDC_I2C_OFFSET			0x280
+#define HDMI_DDC_I2C_CTRL			0x284
+#define HDMI_DDC_I2C_READ_BUF0			0x288
+#define HDMI_DDC_I2C_READ_BUF1			0x28c
+#define HDMI_DDC_I2C_READ_BUF2			0x290
+#define HDMI_DDC_I2C_READ_BUF3			0x294
+#define HDMI_DDC_I2C_WRITE_BUF0			0x298
+#define HDMI_DDC_I2C_WRITE_BUF1			0x29c
+#define HDMI_DDC_I2C_WRITE_BUF2			0x2a0
+#define HDMI_DDC_I2C_WRITE_BUF3			0x2a4
+#define HDMI_DDC_I2C_WRITE_BUF4			0x2ac
+#define HDMI_DDC_I2C_WRITE_BUF5			0x2b0
+#define HDMI_DDC_I2C_WRITE_BUF6			0x2b4
+
+#define HDMI_INTR_MASK1				0x248
+#define HDMI_INTR_MASK2				0x24c
+#define HDMI_INTR_STATUS1			0x250
+#define HDMI_INTR_STATUS2			0x254
+#define HDMI_INTR_MASK3				0x258
+#define HDMI_INTR_MASK4				0x25c
+#define HDMI_INTR_STATUS3			0x260
+#define HDMI_INTR_STATUS4			0x264
+
+#define HDMI_HDCP_CTRL				0x2bc
+
+#define HDMI_EDID_SEGMENT_POINTER		0x310
+#define HDMI_EDID_WORD_ADDR			0x314
+#define HDMI_EDID_FIFO_ADDR			0x318
+
+#define HDMI_HPG_MENS_STA			0x37c
+
+#define HDMI_INTERNAL_CLK_DIVIDER		0x800
+
+enum {
+	/* HDMI_SYS_CTRL */
+	HDMI_SYS_POWER_MODE_MASK = 0xf0,
+	HDMI_SYS_POWER_MODE_A = 0x10,
+	HDMI_SYS_POWER_MODE_B = 0x20,
+	HDMI_SYS_POWER_MODE_D = 0x40,
+	HDMI_SYS_POWER_MODE_E = 0x80,
+	HDMI_SYS_PLL_RESET_MASK = 0x0c,
+	HDMI_SYS_PLL_RESET = 0x0c,
+	HDMI_SYS_PLLB_RESET = 0x08,
+
+	/* HDMI_LR_SWAP_N3 */
+	HDMI_AUDIO_LR_SWAP_MASK = 0xf0,
+	HDMI_AUDIO_LR_SWAP_SUBPACKET0 = 0x10,
+	HDMI_AUDIO_LR_SWAP_SUBPACKET1 = 0x20,
+	HDMI_AUDIO_LR_SWAP_SUBPACKET2 = 0x40,
+	HDMI_AUDIO_LR_SWAP_SUBPACKET3 = 0x80,
+	HDMI_AUDIO_N_19_16_MASK = 0x0f,
+
+	/* HDMI_AUDIO_CTRL1 */
+	HDMI_AUDIO_EXTERNAL_CTS = BIT(7),
+	HDMI_AUDIO_INPUT_IIS = 0,
+	HDMI_AUDIO_INPUT_SPDIF = 0x08,
+	HDMI_AUDIO_INPUT_MCLK_ACTIVE = 0x04,
+	HDMI_AUDIO_INPUT_MCLK_DEACTIVE = 0,
+	HDMI_AUDIO_INPUT_MCLK_RATE_128X = 0,
+	HDMI_AUDIO_INPUT_MCLK_RATE_256X = 1,
+	HDMI_AUDIO_INPUT_MCLK_RATE_384X = 2,
+	HDMI_AUDIO_INPUT_MCLK_RATE_512X = 3,
+
+	/* HDMI_I2S_AUDIO_CTRL */
+	HDMI_AUDIO_I2S_FORMAT_STANDARD = 0,
+	HDMI_AUDIO_I2S_CHANNEL_1_2 = 0x04,
+	HDMI_AUDIO_I2S_CHANNEL_3_4 = 0x0c,
+	HDMI_AUDIO_I2S_CHANNEL_5_6 = 0x1c,
+	HDMI_AUDIO_I2S_CHANNEL_7_8 = 0x3c,
+
+	/* HDMI_AV_CTRL1 */
+	HDMI_AUDIO_SAMPLE_FRE_MASK = 0xf0,
+	HDMI_AUDIO_SAMPLE_FRE_32000 = 0x30,
+	HDMI_AUDIO_SAMPLE_FRE_44100 = 0,
+	HDMI_AUDIO_SAMPLE_FRE_48000 = 0x20,
+	HDMI_AUDIO_SAMPLE_FRE_88200 = 0x80,
+	HDMI_AUDIO_SAMPLE_FRE_96000 = 0xa0,
+	HDMI_AUDIO_SAMPLE_FRE_176400 = 0xc0,
+	HDMI_AUDIO_SAMPLE_FRE_192000 = 0xe0,
+	HDMI_AUDIO_SAMPLE_FRE_768000 = 0x90,
+
+	HDMI_VIDEO_INPUT_FORMAT_MASK = 0x0e,
+	HDMI_VIDEO_INPUT_RGB_YCBCR444 = 0,
+	HDMI_VIDEO_INPUT_YCBCR422 = 0x02,
+	HDMI_VIDEO_DE_MASK = 0x1,
+	HDMI_VIDEO_INTERNAL_DE = 0,
+	HDMI_VIDEO_EXTERNAL_DE = 0x01,
+
+	/* HDMI_VIDEO_CTRL1 */
+	HDMI_VIDEO_OUTPUT_FORMAT_MASK = 0xc0,
+	HDMI_VIDEO_OUTPUT_RGB444 = 0,
+	HDMI_VIDEO_OUTPUT_YCBCR444 = 0x40,
+	HDMI_VIDEO_OUTPUT_YCBCR422 = 0x80,
+	HDMI_VIDEO_INPUT_DATA_DEPTH_MASK = 0x30,
+	HDMI_VIDEO_INPUT_DATA_DEPTH_12BIT = 0,
+	HDMI_VIDEO_INPUT_DATA_DEPTH_10BIT = 0x10,
+	HDMI_VIDEO_INPUT_DATA_DEPTH_8BIT = 0x30,
+	HDMI_VIDEO_INPUT_COLOR_MASK = 1,
+	HDMI_VIDEO_INPUT_COLOR_RGB = 0,
+	HDMI_VIDEO_INPUT_COLOR_YCBCR = 1,
+
+	/* HDMI_EXT_VIDEO_PARA */
+	HDMI_VIDEO_VSYNC_OFFSET_SHIFT = 4,
+	HDMI_VIDEO_VSYNC_ACTIVE_HIGH = BIT(3),
+	HDMI_VIDEO_VSYNC_ACTIVE_LOW = 0,
+	HDMI_VIDEO_HSYNC_ACTIVE_HIGH = BIT(2),
+	HDMI_VIDEO_HSYNC_ACTIVE_LOW = 0,
+	HDMI_VIDEO_MODE_INTERLACE = BIT(1),
+	HDMI_VIDEO_MODE_PROGRESSIVE = 0,
+	HDMI_EXT_VIDEO_SET_EN = BIT(0),
+
+	/* HDMI_CP_AUTO_SEND_CTRL */
+
+	/* HDMI_VIDEO_CTRL2 */
+	HDMI_VIDEO_AV_MUTE_MASK = 0xc0,
+	HDMI_VIDEO_CLR_AV_MUTE = BIT(7),
+	HDMI_VIDEO_SET_AV_MUTE = BIT(6),
+	HDMI_AUDIO_CP_LOGIC_RESET_MASK = BIT(2),
+	HDMI_AUDIO_CP_LOGIC_RESET = BIT(2),
+	HDMI_VIDEO_AUDIO_DISABLE_MASK = 0x3,
+	HDMI_AUDIO_DISABLE = BIT(1),
+	HDMI_VIDEO_DISABLE = BIT(0),
+
+	/* HDMI_CP_BUF_INDEX */
+	HDMI_INFOFRAME_VSI = 0x05,
+	HDMI_INFOFRAME_AVI = 0x06,
+	HDMI_INFOFRAME_AAI = 0x08,
+
+	/* HDMI_INTR_MASK1 */
+	/* HDMI_INTR_STATUS1 */
+	HDMI_INTR_HOTPLUG = BIT(7),
+	HDMI_INTR_MSENS = BIT(6),
+	HDMI_INTR_VSYNC = BIT(5),
+	HDMI_INTR_AUDIO_FIFO_FULL = BIT(4),
+	HDMI_INTR_EDID_MASK = 0x6,
+	HDMI_INTR_EDID_READY = BIT(2),
+	HDMI_INTR_EDID_ERR = BIT(1),
+
+	/* HDMI_HDCP_CTRL */
+	HDMI_VIDEO_MODE_MASK = BIT(1),
+	HDMI_VIDEO_MODE_HDMI = BIT(1),
+
+	/* HDMI_HPG_MENS_STA */
+	HDMI_HPG_IN_STATUS_HIGH = BIT(7),
+	HDMI_MSENS_IN_STATUS_HIGH = BIT(6),
+};
+
+#endif /* __RK3066_HDMI_H__ */
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
new file mode 100644
index 000000000..0f3eb392f
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
@@ -0,0 +1,517 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ *
+ * based on exynos_drm_drv.c
+ */
+
+#include <linux/dma-mapping.h>
+#include <linux/dma-iommu.h>
+#include <linux/pm_runtime.h>
+#include <linux/module.h>
+#include <linux/of_graph.h>
+#include <linux/of_platform.h>
+#include <linux/component.h>
+#include <linux/console.h>
+#include <linux/iommu.h>
+
+#include <drm/drm_drv.h>
+#include <drm/drm_fb_helper.h>
+#include <drm/drm_gem_cma_helper.h>
+#include <drm/drm_of.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_vblank.h>
+
+#include "rockchip_drm_drv.h"
+#include "rockchip_drm_fb.h"
+#include "rockchip_drm_fbdev.h"
+#include "rockchip_drm_gem.h"
+
+#define DRIVER_NAME	"rockchip"
+#define DRIVER_DESC	"RockChip Soc DRM"
+#define DRIVER_DATE	"20140818"
+#define DRIVER_MAJOR	1
+#define DRIVER_MINOR	0
+
+static bool is_support_iommu = true;
+static struct drm_driver rockchip_drm_driver;
+
+/*
+ * Attach a (component) device to the shared drm dma mapping from master drm
+ * device.  This is used by the VOPs to map GEM buffers to a common DMA
+ * mapping.
+ */
+int rockchip_drm_dma_attach_device(struct drm_device *drm_dev,
+				   struct device *dev)
+{
+	struct rockchip_drm_private *private = drm_dev->dev_private;
+	int ret;
+
+	if (!is_support_iommu)
+		return 0;
+
+	ret = iommu_attach_device(private->domain, dev);
+	if (ret) {
+		DRM_DEV_ERROR(dev, "Failed to attach iommu device\n");
+		return ret;
+	}
+
+	return 0;
+}
+
+void rockchip_drm_dma_detach_device(struct drm_device *drm_dev,
+				    struct device *dev)
+{
+	struct rockchip_drm_private *private = drm_dev->dev_private;
+	struct iommu_domain *domain = private->domain;
+
+	if (!is_support_iommu)
+		return;
+
+	iommu_detach_device(domain, dev);
+}
+
+static int rockchip_drm_init_iommu(struct drm_device *drm_dev)
+{
+	struct rockchip_drm_private *private = drm_dev->dev_private;
+	struct iommu_domain_geometry *geometry;
+	u64 start, end;
+
+	if (!is_support_iommu)
+		return 0;
+
+	private->domain = iommu_domain_alloc(&platform_bus_type);
+	if (!private->domain)
+		return -ENOMEM;
+
+	geometry = &private->domain->geometry;
+	start = geometry->aperture_start;
+	end = geometry->aperture_end;
+
+	DRM_DEBUG("IOMMU context initialized (aperture: %#llx-%#llx)\n",
+		  start, end);
+	drm_mm_init(&private->mm, start, end - start + 1);
+	mutex_init(&private->mm_lock);
+
+	return 0;
+}
+
+static void rockchip_iommu_cleanup(struct drm_device *drm_dev)
+{
+	struct rockchip_drm_private *private = drm_dev->dev_private;
+
+	if (!is_support_iommu)
+		return;
+
+	drm_mm_takedown(&private->mm);
+	iommu_domain_free(private->domain);
+}
+
+static int rockchip_drm_bind(struct device *dev)
+{
+	struct drm_device *drm_dev;
+	struct rockchip_drm_private *private;
+	int ret;
+
+	drm_dev = drm_dev_alloc(&rockchip_drm_driver, dev);
+	if (IS_ERR(drm_dev))
+		return PTR_ERR(drm_dev);
+
+	dev_set_drvdata(dev, drm_dev);
+
+	private = devm_kzalloc(drm_dev->dev, sizeof(*private), GFP_KERNEL);
+	if (!private) {
+		ret = -ENOMEM;
+		goto err_free;
+	}
+
+	drm_dev->dev_private = private;
+
+	INIT_LIST_HEAD(&private->psr_list);
+	mutex_init(&private->psr_list_lock);
+
+	ret = rockchip_drm_init_iommu(drm_dev);
+	if (ret)
+		goto err_free;
+
+	ret = drmm_mode_config_init(drm_dev);
+	if (ret)
+		goto err_iommu_cleanup;
+
+	rockchip_drm_mode_config_init(drm_dev);
+
+	/* Try to bind all sub drivers. */
+	ret = component_bind_all(dev, drm_dev);
+	if (ret)
+		goto err_iommu_cleanup;
+
+	ret = drm_vblank_init(drm_dev, drm_dev->mode_config.num_crtc);
+	if (ret)
+		goto err_unbind_all;
+
+	drm_mode_config_reset(drm_dev);
+
+	/*
+	 * enable drm irq mode.
+	 * - with irq_enabled = true, we can use the vblank feature.
+	 */
+	drm_dev->irq_enabled = true;
+
+	ret = rockchip_drm_fbdev_init(drm_dev);
+	if (ret)
+		goto err_unbind_all;
+
+	/* init kms poll for handling hpd */
+	drm_kms_helper_poll_init(drm_dev);
+
+	ret = drm_dev_register(drm_dev, 0);
+	if (ret)
+		goto err_kms_helper_poll_fini;
+
+	return 0;
+err_kms_helper_poll_fini:
+	drm_kms_helper_poll_fini(drm_dev);
+	rockchip_drm_fbdev_fini(drm_dev);
+err_unbind_all:
+	component_unbind_all(dev, drm_dev);
+err_iommu_cleanup:
+	rockchip_iommu_cleanup(drm_dev);
+err_free:
+	drm_dev_put(drm_dev);
+	return ret;
+}
+
+static void rockchip_drm_unbind(struct device *dev)
+{
+	struct drm_device *drm_dev = dev_get_drvdata(dev);
+
+	drm_dev_unregister(drm_dev);
+
+	rockchip_drm_fbdev_fini(drm_dev);
+	drm_kms_helper_poll_fini(drm_dev);
+
+	drm_atomic_helper_shutdown(drm_dev);
+	component_unbind_all(dev, drm_dev);
+	rockchip_iommu_cleanup(drm_dev);
+
+	drm_dev_put(drm_dev);
+}
+
+static const struct file_operations rockchip_drm_driver_fops = {
+	.owner = THIS_MODULE,
+	.open = drm_open,
+	.mmap = rockchip_gem_mmap,
+	.poll = drm_poll,
+	.read = drm_read,
+	.unlocked_ioctl = drm_ioctl,
+	.compat_ioctl = drm_compat_ioctl,
+	.release = drm_release,
+};
+
+static struct drm_driver rockchip_drm_driver = {
+	.driver_features	= DRIVER_MODESET | DRIVER_GEM | DRIVER_ATOMIC,
+	.lastclose		= drm_fb_helper_lastclose,
+	.gem_vm_ops		= &drm_gem_cma_vm_ops,
+	.gem_free_object_unlocked = rockchip_gem_free_object,
+	.dumb_create		= rockchip_gem_dumb_create,
+	.prime_handle_to_fd	= drm_gem_prime_handle_to_fd,
+	.prime_fd_to_handle	= drm_gem_prime_fd_to_handle,
+	.gem_prime_get_sg_table	= rockchip_gem_prime_get_sg_table,
+	.gem_prime_import_sg_table	= rockchip_gem_prime_import_sg_table,
+	.gem_prime_vmap		= rockchip_gem_prime_vmap,
+	.gem_prime_vunmap	= rockchip_gem_prime_vunmap,
+	.gem_prime_mmap		= rockchip_gem_mmap_buf,
+	.fops			= &rockchip_drm_driver_fops,
+	.name	= DRIVER_NAME,
+	.desc	= DRIVER_DESC,
+	.date	= DRIVER_DATE,
+	.major	= DRIVER_MAJOR,
+	.minor	= DRIVER_MINOR,
+};
+
+#ifdef CONFIG_PM_SLEEP
+static int rockchip_drm_sys_suspend(struct device *dev)
+{
+	struct drm_device *drm = dev_get_drvdata(dev);
+
+	return drm_mode_config_helper_suspend(drm);
+}
+
+static int rockchip_drm_sys_resume(struct device *dev)
+{
+	struct drm_device *drm = dev_get_drvdata(dev);
+
+	return drm_mode_config_helper_resume(drm);
+}
+#endif
+
+static const struct dev_pm_ops rockchip_drm_pm_ops = {
+	SET_SYSTEM_SLEEP_PM_OPS(rockchip_drm_sys_suspend,
+				rockchip_drm_sys_resume)
+};
+
+#define MAX_ROCKCHIP_SUB_DRIVERS 16
+static struct platform_driver *rockchip_sub_drivers[MAX_ROCKCHIP_SUB_DRIVERS];
+static int num_rockchip_sub_drivers;
+
+/*
+ * Check if a vop endpoint is leading to a rockchip subdriver or bridge.
+ * Should be called from the component bind stage of the drivers
+ * to ensure that all subdrivers are probed.
+ *
+ * @ep: endpoint of a rockchip vop
+ *
+ * returns true if subdriver, false if external bridge and -ENODEV
+ * if remote port does not contain a device.
+ */
+int rockchip_drm_endpoint_is_subdriver(struct device_node *ep)
+{
+	struct device_node *node = of_graph_get_remote_port_parent(ep);
+	struct platform_device *pdev;
+	struct device_driver *drv;
+	int i;
+
+	if (!node)
+		return -ENODEV;
+
+	/* status disabled will prevent creation of platform-devices */
+	pdev = of_find_device_by_node(node);
+	of_node_put(node);
+	if (!pdev)
+		return -ENODEV;
+
+	/*
+	 * All rockchip subdrivers have probed at this point, so
+	 * any device not having a driver now is an external bridge.
+	 */
+	drv = pdev->dev.driver;
+	if (!drv) {
+		platform_device_put(pdev);
+		return false;
+	}
+
+	for (i = 0; i < num_rockchip_sub_drivers; i++) {
+		if (rockchip_sub_drivers[i] == to_platform_driver(drv)) {
+			platform_device_put(pdev);
+			return true;
+		}
+	}
+
+	platform_device_put(pdev);
+	return false;
+}
+
+static int compare_dev(struct device *dev, void *data)
+{
+	return dev == (struct device *)data;
+}
+
+static void rockchip_drm_match_remove(struct device *dev)
+{
+	struct device_link *link;
+
+	list_for_each_entry(link, &dev->links.consumers, s_node)
+		device_link_del(link);
+}
+
+static struct component_match *rockchip_drm_match_add(struct device *dev)
+{
+	struct component_match *match = NULL;
+	int i;
+
+	for (i = 0; i < num_rockchip_sub_drivers; i++) {
+		struct platform_driver *drv = rockchip_sub_drivers[i];
+		struct device *p = NULL, *d;
+
+		do {
+			d = platform_find_device_by_driver(p, &drv->driver);
+			put_device(p);
+			p = d;
+
+			if (!d)
+				break;
+
+			device_link_add(dev, d, DL_FLAG_STATELESS);
+			component_match_add(dev, &match, compare_dev, d);
+		} while (true);
+	}
+
+	if (IS_ERR(match))
+		rockchip_drm_match_remove(dev);
+
+	return match ?: ERR_PTR(-ENODEV);
+}
+
+static const struct component_master_ops rockchip_drm_ops = {
+	.bind = rockchip_drm_bind,
+	.unbind = rockchip_drm_unbind,
+};
+
+static int rockchip_drm_platform_of_probe(struct device *dev)
+{
+	struct device_node *np = dev->of_node;
+	struct device_node *port;
+	bool found = false;
+	int i;
+
+	if (!np)
+		return -ENODEV;
+
+	for (i = 0;; i++) {
+		struct device_node *iommu;
+
+		port = of_parse_phandle(np, "ports", i);
+		if (!port)
+			break;
+
+		if (!of_device_is_available(port->parent)) {
+			of_node_put(port);
+			continue;
+		}
+
+		iommu = of_parse_phandle(port->parent, "iommus", 0);
+		if (!iommu || !of_device_is_available(iommu->parent)) {
+			DRM_DEV_DEBUG(dev,
+				      "no iommu attached for %pOF, using non-iommu buffers\n",
+				      port->parent);
+			/*
+			 * if there is a crtc not support iommu, force set all
+			 * crtc use non-iommu buffer.
+			 */
+			is_support_iommu = false;
+		}
+
+		found = true;
+
+		of_node_put(iommu);
+		of_node_put(port);
+	}
+
+	if (i == 0) {
+		DRM_DEV_ERROR(dev, "missing 'ports' property\n");
+		return -ENODEV;
+	}
+
+	if (!found) {
+		DRM_DEV_ERROR(dev,
+			      "No available vop found for display-subsystem.\n");
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+static int rockchip_drm_platform_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	struct component_match *match = NULL;
+	int ret;
+
+	ret = rockchip_drm_platform_of_probe(dev);
+	if (ret)
+		return ret;
+
+	match = rockchip_drm_match_add(dev);
+	if (IS_ERR(match))
+		return PTR_ERR(match);
+
+	ret = component_master_add_with_match(dev, &rockchip_drm_ops, match);
+	if (ret < 0) {
+		rockchip_drm_match_remove(dev);
+		return ret;
+	}
+
+	return 0;
+}
+
+static int rockchip_drm_platform_remove(struct platform_device *pdev)
+{
+	component_master_del(&pdev->dev, &rockchip_drm_ops);
+
+	rockchip_drm_match_remove(&pdev->dev);
+
+	return 0;
+}
+
+static void rockchip_drm_platform_shutdown(struct platform_device *pdev)
+{
+	struct drm_device *drm = platform_get_drvdata(pdev);
+
+	if (drm)
+		drm_atomic_helper_shutdown(drm);
+}
+
+static const struct of_device_id rockchip_drm_dt_ids[] = {
+	{ .compatible = "rockchip,display-subsystem", },
+	{ /* sentinel */ },
+};
+MODULE_DEVICE_TABLE(of, rockchip_drm_dt_ids);
+
+static struct platform_driver rockchip_drm_platform_driver = {
+	.probe = rockchip_drm_platform_probe,
+	.remove = rockchip_drm_platform_remove,
+	.shutdown = rockchip_drm_platform_shutdown,
+	.driver = {
+		.name = "rockchip-drm",
+		.of_match_table = rockchip_drm_dt_ids,
+		.pm = &rockchip_drm_pm_ops,
+	},
+};
+
+#define ADD_ROCKCHIP_SUB_DRIVER(drv, cond) { \
+	if (IS_ENABLED(cond) && \
+	    !WARN_ON(num_rockchip_sub_drivers >= MAX_ROCKCHIP_SUB_DRIVERS)) \
+		rockchip_sub_drivers[num_rockchip_sub_drivers++] = &drv; \
+}
+
+static int __init rockchip_drm_init(void)
+{
+	int ret;
+
+	num_rockchip_sub_drivers = 0;
+	ADD_ROCKCHIP_SUB_DRIVER(vop_platform_driver, CONFIG_DRM_ROCKCHIP);
+	ADD_ROCKCHIP_SUB_DRIVER(rockchip_lvds_driver,
+				CONFIG_ROCKCHIP_LVDS);
+	ADD_ROCKCHIP_SUB_DRIVER(rockchip_dp_driver,
+				CONFIG_ROCKCHIP_ANALOGIX_DP);
+	ADD_ROCKCHIP_SUB_DRIVER(cdn_dp_driver, CONFIG_ROCKCHIP_CDN_DP);
+	ADD_ROCKCHIP_SUB_DRIVER(dw_hdmi_rockchip_pltfm_driver,
+				CONFIG_ROCKCHIP_DW_HDMI);
+	ADD_ROCKCHIP_SUB_DRIVER(dw_mipi_dsi_rockchip_driver,
+				CONFIG_ROCKCHIP_DW_MIPI_DSI);
+	ADD_ROCKCHIP_SUB_DRIVER(inno_hdmi_driver, CONFIG_ROCKCHIP_INNO_HDMI);
+	ADD_ROCKCHIP_SUB_DRIVER(rk3066_hdmi_driver,
+				CONFIG_ROCKCHIP_RK3066_HDMI);
+
+	ret = platform_register_drivers(rockchip_sub_drivers,
+					num_rockchip_sub_drivers);
+	if (ret)
+		return ret;
+
+	ret = platform_driver_register(&rockchip_drm_platform_driver);
+	if (ret)
+		goto err_unreg_drivers;
+
+	return 0;
+
+err_unreg_drivers:
+	platform_unregister_drivers(rockchip_sub_drivers,
+				    num_rockchip_sub_drivers);
+	return ret;
+}
+
+static void __exit rockchip_drm_fini(void)
+{
+	platform_driver_unregister(&rockchip_drm_platform_driver);
+
+	platform_unregister_drivers(rockchip_sub_drivers,
+				    num_rockchip_sub_drivers);
+}
+
+module_init(rockchip_drm_init);
+module_exit(rockchip_drm_fini);
+
+MODULE_AUTHOR("Mark Yao <mark.yao@rock-chips.com>");
+MODULE_DESCRIPTION("ROCKCHIP DRM Driver");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.h b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h
new file mode 100644
index 000000000..e33c2dcd0
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h
@@ -0,0 +1,70 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ *
+ * based on exynos_drm_drv.h
+ */
+
+#ifndef _ROCKCHIP_DRM_DRV_H
+#define _ROCKCHIP_DRM_DRV_H
+
+#include <drm/drm_fb_helper.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_gem.h>
+
+#include <linux/module.h>
+#include <linux/component.h>
+
+#define ROCKCHIP_MAX_FB_BUFFER	3
+#define ROCKCHIP_MAX_CONNECTOR	2
+#define ROCKCHIP_MAX_CRTC	2
+
+struct drm_device;
+struct drm_connector;
+struct iommu_domain;
+
+struct rockchip_crtc_state {
+	struct drm_crtc_state base;
+	int output_type;
+	int output_mode;
+	int output_bpc;
+	int output_flags;
+	bool enable_afbc;
+};
+#define to_rockchip_crtc_state(s) \
+		container_of(s, struct rockchip_crtc_state, base)
+
+/*
+ * Rockchip drm private structure.
+ *
+ * @crtc: array of enabled CRTCs, used to map from "pipe" to drm_crtc.
+ * @num_pipe: number of pipes for this device.
+ * @mm_lock: protect drm_mm on multi-threads.
+ */
+struct rockchip_drm_private {
+	struct drm_fb_helper fbdev_helper;
+	struct drm_gem_object *fbdev_bo;
+	struct iommu_domain *domain;
+	struct mutex mm_lock;
+	struct drm_mm mm;
+	struct list_head psr_list;
+	struct mutex psr_list_lock;
+};
+
+int rockchip_drm_dma_attach_device(struct drm_device *drm_dev,
+				   struct device *dev);
+void rockchip_drm_dma_detach_device(struct drm_device *drm_dev,
+				    struct device *dev);
+int rockchip_drm_wait_vact_end(struct drm_crtc *crtc, unsigned int mstimeout);
+
+int rockchip_drm_endpoint_is_subdriver(struct device_node *ep);
+extern struct platform_driver cdn_dp_driver;
+extern struct platform_driver dw_hdmi_rockchip_pltfm_driver;
+extern struct platform_driver dw_mipi_dsi_rockchip_driver;
+extern struct platform_driver inno_hdmi_driver;
+extern struct platform_driver rockchip_dp_driver;
+extern struct platform_driver rockchip_lvds_driver;
+extern struct platform_driver vop_platform_driver;
+extern struct platform_driver rk3066_hdmi_driver;
+#endif /* _ROCKCHIP_DRM_DRV_H_ */
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
new file mode 100644
index 000000000..3aa37e177
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
@@ -0,0 +1,137 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ */
+
+#include <linux/kernel.h>
+
+#include <drm/drm.h>
+#include <drm/drm_atomic.h>
+#include <drm/drm_damage_helper.h>
+#include <drm/drm_fb_helper.h>
+#include <drm/drm_fourcc.h>
+#include <drm/drm_gem_framebuffer_helper.h>
+#include <drm/drm_probe_helper.h>
+
+#include "rockchip_drm_drv.h"
+#include "rockchip_drm_fb.h"
+#include "rockchip_drm_gem.h"
+
+static const struct drm_framebuffer_funcs rockchip_drm_fb_funcs = {
+	.destroy       = drm_gem_fb_destroy,
+	.create_handle = drm_gem_fb_create_handle,
+	.dirty	       = drm_atomic_helper_dirtyfb,
+};
+
+static struct drm_framebuffer *
+rockchip_fb_alloc(struct drm_device *dev, const struct drm_mode_fb_cmd2 *mode_cmd,
+		  struct drm_gem_object **obj, unsigned int num_planes)
+{
+	struct drm_framebuffer *fb;
+	int ret;
+	int i;
+
+	fb = kzalloc(sizeof(*fb), GFP_KERNEL);
+	if (!fb)
+		return ERR_PTR(-ENOMEM);
+
+	drm_helper_mode_fill_fb_struct(dev, fb, mode_cmd);
+
+	for (i = 0; i < num_planes; i++)
+		fb->obj[i] = obj[i];
+
+	ret = drm_framebuffer_init(dev, fb, &rockchip_drm_fb_funcs);
+	if (ret) {
+		DRM_DEV_ERROR(dev->dev,
+			      "Failed to initialize framebuffer: %d\n",
+			      ret);
+		kfree(fb);
+		return ERR_PTR(ret);
+	}
+
+	return fb;
+}
+
+static const struct drm_mode_config_helper_funcs rockchip_mode_config_helpers = {
+	.atomic_commit_tail = drm_atomic_helper_commit_tail_rpm,
+};
+
+static struct drm_framebuffer *
+rockchip_fb_create(struct drm_device *dev, struct drm_file *file,
+		   const struct drm_mode_fb_cmd2 *mode_cmd)
+{
+	struct drm_afbc_framebuffer *afbc_fb;
+	const struct drm_format_info *info;
+	int ret;
+
+	info = drm_get_format_info(dev, mode_cmd);
+	if (!info)
+		return ERR_PTR(-ENOMEM);
+
+	afbc_fb = kzalloc(sizeof(*afbc_fb), GFP_KERNEL);
+	if (!afbc_fb)
+		return ERR_PTR(-ENOMEM);
+
+	ret = drm_gem_fb_init_with_funcs(dev, &afbc_fb->base, file, mode_cmd,
+					 &rockchip_drm_fb_funcs);
+	if (ret) {
+		kfree(afbc_fb);
+		return ERR_PTR(ret);
+	}
+
+	if (drm_is_afbc(mode_cmd->modifier[0])) {
+		int ret, i;
+
+		ret = drm_gem_fb_afbc_init(dev, mode_cmd, afbc_fb);
+		if (ret) {
+			struct drm_gem_object **obj = afbc_fb->base.obj;
+
+			for (i = 0; i < info->num_planes; ++i)
+				drm_gem_object_put(obj[i]);
+
+			kfree(afbc_fb);
+			return ERR_PTR(ret);
+		}
+	}
+
+	return &afbc_fb->base;
+}
+
+static const struct drm_mode_config_funcs rockchip_drm_mode_config_funcs = {
+	.fb_create = rockchip_fb_create,
+	.output_poll_changed = drm_fb_helper_output_poll_changed,
+	.atomic_check = drm_atomic_helper_check,
+	.atomic_commit = drm_atomic_helper_commit,
+};
+
+struct drm_framebuffer *
+rockchip_drm_framebuffer_init(struct drm_device *dev,
+			      const struct drm_mode_fb_cmd2 *mode_cmd,
+			      struct drm_gem_object *obj)
+{
+	struct drm_framebuffer *fb;
+
+	fb = rockchip_fb_alloc(dev, mode_cmd, &obj, 1);
+	if (IS_ERR(fb))
+		return ERR_CAST(fb);
+
+	return fb;
+}
+
+void rockchip_drm_mode_config_init(struct drm_device *dev)
+{
+	dev->mode_config.min_width = 0;
+	dev->mode_config.min_height = 0;
+
+	/*
+	 * set max width and height as default value(4096x4096).
+	 * this value would be used to check framebuffer size limitation
+	 * at drm_mode_addfb().
+	 */
+	dev->mode_config.max_width = 4096;
+	dev->mode_config.max_height = 4096;
+
+	dev->mode_config.funcs = &rockchip_drm_mode_config_funcs;
+	dev->mode_config.helper_private = &rockchip_mode_config_helpers;
+}
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.h b/drivers/gpu/drm/rockchip/rockchip_drm_fb.h
new file mode 100644
index 000000000..1a6965210
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ */
+
+#ifndef _ROCKCHIP_DRM_FB_H
+#define _ROCKCHIP_DRM_FB_H
+
+struct drm_framebuffer *
+rockchip_drm_framebuffer_init(struct drm_device *dev,
+			      const struct drm_mode_fb_cmd2 *mode_cmd,
+			      struct drm_gem_object *obj);
+void rockchip_drm_framebuffer_fini(struct drm_framebuffer *fb);
+
+void rockchip_drm_mode_config_init(struct drm_device *dev);
+#endif /* _ROCKCHIP_DRM_FB_H */
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c b/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c
new file mode 100644
index 000000000..2fdc455c4
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c
@@ -0,0 +1,163 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ */
+
+#include <drm/drm.h>
+#include <drm/drm_fb_helper.h>
+#include <drm/drm_fourcc.h>
+#include <drm/drm_probe_helper.h>
+
+#include "rockchip_drm_drv.h"
+#include "rockchip_drm_gem.h"
+#include "rockchip_drm_fb.h"
+#include "rockchip_drm_fbdev.h"
+
+#define PREFERRED_BPP		32
+#define to_drm_private(x) \
+		container_of(x, struct rockchip_drm_private, fbdev_helper)
+
+static int rockchip_fbdev_mmap(struct fb_info *info,
+			       struct vm_area_struct *vma)
+{
+	struct drm_fb_helper *helper = info->par;
+	struct rockchip_drm_private *private = to_drm_private(helper);
+
+	return rockchip_gem_mmap_buf(private->fbdev_bo, vma);
+}
+
+static const struct fb_ops rockchip_drm_fbdev_ops = {
+	.owner		= THIS_MODULE,
+	DRM_FB_HELPER_DEFAULT_OPS,
+	.fb_mmap	= rockchip_fbdev_mmap,
+	.fb_fillrect	= drm_fb_helper_cfb_fillrect,
+	.fb_copyarea	= drm_fb_helper_cfb_copyarea,
+	.fb_imageblit	= drm_fb_helper_cfb_imageblit,
+};
+
+static int rockchip_drm_fbdev_create(struct drm_fb_helper *helper,
+				     struct drm_fb_helper_surface_size *sizes)
+{
+	struct rockchip_drm_private *private = to_drm_private(helper);
+	struct drm_mode_fb_cmd2 mode_cmd = { 0 };
+	struct drm_device *dev = helper->dev;
+	struct rockchip_gem_object *rk_obj;
+	struct drm_framebuffer *fb;
+	unsigned int bytes_per_pixel;
+	unsigned long offset;
+	struct fb_info *fbi;
+	size_t size;
+	int ret;
+
+	bytes_per_pixel = DIV_ROUND_UP(sizes->surface_bpp, 8);
+
+	mode_cmd.width = sizes->surface_width;
+	mode_cmd.height = sizes->surface_height;
+	mode_cmd.pitches[0] = sizes->surface_width * bytes_per_pixel;
+	mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
+		sizes->surface_depth);
+
+	size = mode_cmd.pitches[0] * mode_cmd.height;
+
+	rk_obj = rockchip_gem_create_object(dev, size, true);
+	if (IS_ERR(rk_obj))
+		return -ENOMEM;
+
+	private->fbdev_bo = &rk_obj->base;
+
+	fbi = drm_fb_helper_alloc_fbi(helper);
+	if (IS_ERR(fbi)) {
+		DRM_DEV_ERROR(dev->dev, "Failed to create framebuffer info.\n");
+		ret = PTR_ERR(fbi);
+		goto out;
+	}
+
+	helper->fb = rockchip_drm_framebuffer_init(dev, &mode_cmd,
+						   private->fbdev_bo);
+	if (IS_ERR(helper->fb)) {
+		DRM_DEV_ERROR(dev->dev,
+			      "Failed to allocate DRM framebuffer.\n");
+		ret = PTR_ERR(helper->fb);
+		goto out;
+	}
+
+	fbi->fbops = &rockchip_drm_fbdev_ops;
+
+	fb = helper->fb;
+	drm_fb_helper_fill_info(fbi, helper, sizes);
+
+	offset = fbi->var.xoffset * bytes_per_pixel;
+	offset += fbi->var.yoffset * fb->pitches[0];
+
+	dev->mode_config.fb_base = 0;
+	fbi->screen_base = rk_obj->kvaddr + offset;
+	fbi->screen_size = rk_obj->base.size;
+	fbi->fix.smem_len = rk_obj->base.size;
+
+	DRM_DEBUG_KMS("FB [%dx%d]-%d kvaddr=%p offset=%ld size=%zu\n",
+		      fb->width, fb->height, fb->format->depth,
+		      rk_obj->kvaddr,
+		      offset, size);
+
+	return 0;
+
+out:
+	rockchip_gem_free_object(&rk_obj->base);
+	return ret;
+}
+
+static const struct drm_fb_helper_funcs rockchip_drm_fb_helper_funcs = {
+	.fb_probe = rockchip_drm_fbdev_create,
+};
+
+int rockchip_drm_fbdev_init(struct drm_device *dev)
+{
+	struct rockchip_drm_private *private = dev->dev_private;
+	struct drm_fb_helper *helper;
+	int ret;
+
+	if (!dev->mode_config.num_crtc || !dev->mode_config.num_connector)
+		return -EINVAL;
+
+	helper = &private->fbdev_helper;
+
+	drm_fb_helper_prepare(dev, helper, &rockchip_drm_fb_helper_funcs);
+
+	ret = drm_fb_helper_init(dev, helper);
+	if (ret < 0) {
+		DRM_DEV_ERROR(dev->dev,
+			      "Failed to initialize drm fb helper - %d.\n",
+			      ret);
+		return ret;
+	}
+
+	ret = drm_fb_helper_initial_config(helper, PREFERRED_BPP);
+	if (ret < 0) {
+		DRM_DEV_ERROR(dev->dev,
+			      "Failed to set initial hw config - %d.\n",
+			      ret);
+		goto err_drm_fb_helper_fini;
+	}
+
+	return 0;
+
+err_drm_fb_helper_fini:
+	drm_fb_helper_fini(helper);
+	return ret;
+}
+
+void rockchip_drm_fbdev_fini(struct drm_device *dev)
+{
+	struct rockchip_drm_private *private = dev->dev_private;
+	struct drm_fb_helper *helper;
+
+	helper = &private->fbdev_helper;
+
+	drm_fb_helper_unregister_fbi(helper);
+
+	if (helper->fb)
+		drm_framebuffer_put(helper->fb);
+
+	drm_fb_helper_fini(helper);
+}
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.h b/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.h
new file mode 100644
index 000000000..5fb7ac237
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.h
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ */
+
+#ifndef _ROCKCHIP_DRM_FBDEV_H
+#define _ROCKCHIP_DRM_FBDEV_H
+
+#ifdef CONFIG_DRM_FBDEV_EMULATION
+int rockchip_drm_fbdev_init(struct drm_device *dev);
+void rockchip_drm_fbdev_fini(struct drm_device *dev);
+#else
+static inline int rockchip_drm_fbdev_init(struct drm_device *dev)
+{
+	return 0;
+}
+
+static inline void rockchip_drm_fbdev_fini(struct drm_device *dev)
+{
+}
+#endif
+
+#endif /* _ROCKCHIP_DRM_FBDEV_H */
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
new file mode 100644
index 000000000..6038aafa2
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
@@ -0,0 +1,545 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ */
+
+#include <linux/dma-buf.h>
+#include <linux/iommu.h>
+#include <linux/vmalloc.h>
+
+#include <drm/drm.h>
+#include <drm/drm_gem.h>
+#include <drm/drm_prime.h>
+#include <drm/drm_vma_manager.h>
+
+#include "rockchip_drm_drv.h"
+#include "rockchip_drm_gem.h"
+
+static int rockchip_gem_iommu_map(struct rockchip_gem_object *rk_obj)
+{
+	struct drm_device *drm = rk_obj->base.dev;
+	struct rockchip_drm_private *private = drm->dev_private;
+	int prot = IOMMU_READ | IOMMU_WRITE;
+	ssize_t ret;
+
+	mutex_lock(&private->mm_lock);
+	ret = drm_mm_insert_node_generic(&private->mm, &rk_obj->mm,
+					 rk_obj->base.size, PAGE_SIZE,
+					 0, 0);
+	mutex_unlock(&private->mm_lock);
+
+	if (ret < 0) {
+		DRM_ERROR("out of I/O virtual memory: %zd\n", ret);
+		return ret;
+	}
+
+	rk_obj->dma_addr = rk_obj->mm.start;
+
+	ret = iommu_map_sgtable(private->domain, rk_obj->dma_addr, rk_obj->sgt,
+				prot);
+	if (ret < (ssize_t)rk_obj->base.size) {
+		DRM_ERROR("failed to map buffer: size=%zd request_size=%zd\n",
+			  ret, rk_obj->base.size);
+		ret = -ENOMEM;
+		goto err_remove_node;
+	}
+
+	rk_obj->size = ret;
+
+	return 0;
+
+err_remove_node:
+	mutex_lock(&private->mm_lock);
+	drm_mm_remove_node(&rk_obj->mm);
+	mutex_unlock(&private->mm_lock);
+
+	return ret;
+}
+
+static int rockchip_gem_iommu_unmap(struct rockchip_gem_object *rk_obj)
+{
+	struct drm_device *drm = rk_obj->base.dev;
+	struct rockchip_drm_private *private = drm->dev_private;
+
+	iommu_unmap(private->domain, rk_obj->dma_addr, rk_obj->size);
+
+	mutex_lock(&private->mm_lock);
+
+	drm_mm_remove_node(&rk_obj->mm);
+
+	mutex_unlock(&private->mm_lock);
+
+	return 0;
+}
+
+static int rockchip_gem_get_pages(struct rockchip_gem_object *rk_obj)
+{
+	struct drm_device *drm = rk_obj->base.dev;
+	int ret, i;
+	struct scatterlist *s;
+
+	rk_obj->pages = drm_gem_get_pages(&rk_obj->base);
+	if (IS_ERR(rk_obj->pages))
+		return PTR_ERR(rk_obj->pages);
+
+	rk_obj->num_pages = rk_obj->base.size >> PAGE_SHIFT;
+
+	rk_obj->sgt = drm_prime_pages_to_sg(rk_obj->base.dev,
+					    rk_obj->pages, rk_obj->num_pages);
+	if (IS_ERR(rk_obj->sgt)) {
+		ret = PTR_ERR(rk_obj->sgt);
+		goto err_put_pages;
+	}
+
+	/*
+	 * Fake up the SG table so that dma_sync_sg_for_device() can be used
+	 * to flush the pages associated with it.
+	 *
+	 * TODO: Replace this by drm_clflush_sg() once it can be implemented
+	 * without relying on symbols that are not exported.
+	 */
+	for_each_sgtable_sg(rk_obj->sgt, s, i)
+		sg_dma_address(s) = sg_phys(s);
+
+	dma_sync_sgtable_for_device(drm->dev, rk_obj->sgt, DMA_TO_DEVICE);
+
+	return 0;
+
+err_put_pages:
+	drm_gem_put_pages(&rk_obj->base, rk_obj->pages, false, false);
+	return ret;
+}
+
+static void rockchip_gem_put_pages(struct rockchip_gem_object *rk_obj)
+{
+	sg_free_table(rk_obj->sgt);
+	kfree(rk_obj->sgt);
+	drm_gem_put_pages(&rk_obj->base, rk_obj->pages, true, true);
+}
+
+static int rockchip_gem_alloc_iommu(struct rockchip_gem_object *rk_obj,
+				    bool alloc_kmap)
+{
+	int ret;
+
+	ret = rockchip_gem_get_pages(rk_obj);
+	if (ret < 0)
+		return ret;
+
+	ret = rockchip_gem_iommu_map(rk_obj);
+	if (ret < 0)
+		goto err_free;
+
+	if (alloc_kmap) {
+		rk_obj->kvaddr = vmap(rk_obj->pages, rk_obj->num_pages, VM_MAP,
+				      pgprot_writecombine(PAGE_KERNEL));
+		if (!rk_obj->kvaddr) {
+			DRM_ERROR("failed to vmap() buffer\n");
+			ret = -ENOMEM;
+			goto err_unmap;
+		}
+	}
+
+	return 0;
+
+err_unmap:
+	rockchip_gem_iommu_unmap(rk_obj);
+err_free:
+	rockchip_gem_put_pages(rk_obj);
+
+	return ret;
+}
+
+static int rockchip_gem_alloc_dma(struct rockchip_gem_object *rk_obj,
+				  bool alloc_kmap)
+{
+	struct drm_gem_object *obj = &rk_obj->base;
+	struct drm_device *drm = obj->dev;
+
+	rk_obj->dma_attrs = DMA_ATTR_WRITE_COMBINE;
+
+	if (!alloc_kmap)
+		rk_obj->dma_attrs |= DMA_ATTR_NO_KERNEL_MAPPING;
+
+	rk_obj->kvaddr = dma_alloc_attrs(drm->dev, obj->size,
+					 &rk_obj->dma_addr, GFP_KERNEL,
+					 rk_obj->dma_attrs);
+	if (!rk_obj->kvaddr) {
+		DRM_ERROR("failed to allocate %zu byte dma buffer", obj->size);
+		return -ENOMEM;
+	}
+
+	return 0;
+}
+
+static int rockchip_gem_alloc_buf(struct rockchip_gem_object *rk_obj,
+				  bool alloc_kmap)
+{
+	struct drm_gem_object *obj = &rk_obj->base;
+	struct drm_device *drm = obj->dev;
+	struct rockchip_drm_private *private = drm->dev_private;
+
+	if (private->domain)
+		return rockchip_gem_alloc_iommu(rk_obj, alloc_kmap);
+	else
+		return rockchip_gem_alloc_dma(rk_obj, alloc_kmap);
+}
+
+static void rockchip_gem_free_iommu(struct rockchip_gem_object *rk_obj)
+{
+	vunmap(rk_obj->kvaddr);
+	rockchip_gem_iommu_unmap(rk_obj);
+	rockchip_gem_put_pages(rk_obj);
+}
+
+static void rockchip_gem_free_dma(struct rockchip_gem_object *rk_obj)
+{
+	struct drm_gem_object *obj = &rk_obj->base;
+	struct drm_device *drm = obj->dev;
+
+	dma_free_attrs(drm->dev, obj->size, rk_obj->kvaddr, rk_obj->dma_addr,
+		       rk_obj->dma_attrs);
+}
+
+static void rockchip_gem_free_buf(struct rockchip_gem_object *rk_obj)
+{
+	if (rk_obj->pages)
+		rockchip_gem_free_iommu(rk_obj);
+	else
+		rockchip_gem_free_dma(rk_obj);
+}
+
+static int rockchip_drm_gem_object_mmap_iommu(struct drm_gem_object *obj,
+					      struct vm_area_struct *vma)
+{
+	struct rockchip_gem_object *rk_obj = to_rockchip_obj(obj);
+	unsigned int count = obj->size >> PAGE_SHIFT;
+	unsigned long user_count = vma_pages(vma);
+
+	if (user_count == 0)
+		return -ENXIO;
+
+	return vm_map_pages(vma, rk_obj->pages, count);
+}
+
+static int rockchip_drm_gem_object_mmap_dma(struct drm_gem_object *obj,
+					    struct vm_area_struct *vma)
+{
+	struct rockchip_gem_object *rk_obj = to_rockchip_obj(obj);
+	struct drm_device *drm = obj->dev;
+
+	return dma_mmap_attrs(drm->dev, vma, rk_obj->kvaddr, rk_obj->dma_addr,
+			      obj->size, rk_obj->dma_attrs);
+}
+
+static int rockchip_drm_gem_object_mmap(struct drm_gem_object *obj,
+					struct vm_area_struct *vma)
+{
+	int ret;
+	struct rockchip_gem_object *rk_obj = to_rockchip_obj(obj);
+
+	/*
+	 * We allocated a struct page table for rk_obj, so clear
+	 * VM_PFNMAP flag that was set by drm_gem_mmap_obj()/drm_gem_mmap().
+	 */
+	vma->vm_flags &= ~VM_PFNMAP;
+
+	if (rk_obj->pages)
+		ret = rockchip_drm_gem_object_mmap_iommu(obj, vma);
+	else
+		ret = rockchip_drm_gem_object_mmap_dma(obj, vma);
+
+	return ret;
+}
+
+int rockchip_gem_mmap_buf(struct drm_gem_object *obj,
+			  struct vm_area_struct *vma)
+{
+	int ret;
+
+	ret = drm_gem_mmap_obj(obj, obj->size, vma);
+	if (ret)
+		return ret;
+
+	return rockchip_drm_gem_object_mmap(obj, vma);
+}
+
+/* drm driver mmap file operations */
+int rockchip_gem_mmap(struct file *filp, struct vm_area_struct *vma)
+{
+	struct drm_gem_object *obj;
+	int ret;
+
+	ret = drm_gem_mmap(filp, vma);
+	if (ret)
+		return ret;
+
+	/*
+	 * Set vm_pgoff (used as a fake buffer offset by DRM) to 0 and map the
+	 * whole buffer from the start.
+	 */
+	vma->vm_pgoff = 0;
+
+	obj = vma->vm_private_data;
+
+	return rockchip_drm_gem_object_mmap(obj, vma);
+}
+
+static void rockchip_gem_release_object(struct rockchip_gem_object *rk_obj)
+{
+	drm_gem_object_release(&rk_obj->base);
+	kfree(rk_obj);
+}
+
+static struct rockchip_gem_object *
+	rockchip_gem_alloc_object(struct drm_device *drm, unsigned int size)
+{
+	struct rockchip_gem_object *rk_obj;
+	struct drm_gem_object *obj;
+
+	size = round_up(size, PAGE_SIZE);
+
+	rk_obj = kzalloc(sizeof(*rk_obj), GFP_KERNEL);
+	if (!rk_obj)
+		return ERR_PTR(-ENOMEM);
+
+	obj = &rk_obj->base;
+
+	drm_gem_object_init(drm, obj, size);
+
+	return rk_obj;
+}
+
+struct rockchip_gem_object *
+rockchip_gem_create_object(struct drm_device *drm, unsigned int size,
+			   bool alloc_kmap)
+{
+	struct rockchip_gem_object *rk_obj;
+	int ret;
+
+	rk_obj = rockchip_gem_alloc_object(drm, size);
+	if (IS_ERR(rk_obj))
+		return rk_obj;
+
+	ret = rockchip_gem_alloc_buf(rk_obj, alloc_kmap);
+	if (ret)
+		goto err_free_rk_obj;
+
+	return rk_obj;
+
+err_free_rk_obj:
+	rockchip_gem_release_object(rk_obj);
+	return ERR_PTR(ret);
+}
+
+/*
+ * rockchip_gem_free_object - (struct drm_driver)->gem_free_object_unlocked
+ * callback function
+ */
+void rockchip_gem_free_object(struct drm_gem_object *obj)
+{
+	struct drm_device *drm = obj->dev;
+	struct rockchip_drm_private *private = drm->dev_private;
+	struct rockchip_gem_object *rk_obj = to_rockchip_obj(obj);
+
+	if (obj->import_attach) {
+		if (private->domain) {
+			rockchip_gem_iommu_unmap(rk_obj);
+		} else {
+			dma_unmap_sgtable(drm->dev, rk_obj->sgt,
+					  DMA_BIDIRECTIONAL, 0);
+		}
+		drm_prime_gem_destroy(obj, rk_obj->sgt);
+	} else {
+		rockchip_gem_free_buf(rk_obj);
+	}
+
+	rockchip_gem_release_object(rk_obj);
+}
+
+/*
+ * rockchip_gem_create_with_handle - allocate an object with the given
+ * size and create a gem handle on it
+ *
+ * returns a struct rockchip_gem_object* on success or ERR_PTR values
+ * on failure.
+ */
+static struct rockchip_gem_object *
+rockchip_gem_create_with_handle(struct drm_file *file_priv,
+				struct drm_device *drm, unsigned int size,
+				unsigned int *handle)
+{
+	struct rockchip_gem_object *rk_obj;
+	struct drm_gem_object *obj;
+	int ret;
+
+	rk_obj = rockchip_gem_create_object(drm, size, false);
+	if (IS_ERR(rk_obj))
+		return ERR_CAST(rk_obj);
+
+	obj = &rk_obj->base;
+
+	/*
+	 * allocate a id of idr table where the obj is registered
+	 * and handle has the id what user can see.
+	 */
+	ret = drm_gem_handle_create(file_priv, obj, handle);
+	if (ret)
+		goto err_handle_create;
+
+	/* drop reference from allocate - handle holds it now. */
+	drm_gem_object_put(obj);
+
+	return rk_obj;
+
+err_handle_create:
+	rockchip_gem_free_object(obj);
+
+	return ERR_PTR(ret);
+}
+
+/*
+ * rockchip_gem_dumb_create - (struct drm_driver)->dumb_create callback
+ * function
+ *
+ * This aligns the pitch and size arguments to the minimum required. wrap
+ * this into your own function if you need bigger alignment.
+ */
+int rockchip_gem_dumb_create(struct drm_file *file_priv,
+			     struct drm_device *dev,
+			     struct drm_mode_create_dumb *args)
+{
+	struct rockchip_gem_object *rk_obj;
+	int min_pitch = DIV_ROUND_UP(args->width * args->bpp, 8);
+
+	/*
+	 * align to 64 bytes since Mali requires it.
+	 */
+	args->pitch = ALIGN(min_pitch, 64);
+	args->size = args->pitch * args->height;
+
+	rk_obj = rockchip_gem_create_with_handle(file_priv, dev, args->size,
+						 &args->handle);
+
+	return PTR_ERR_OR_ZERO(rk_obj);
+}
+
+/*
+ * Allocate a sg_table for this GEM object.
+ * Note: Both the table's contents, and the sg_table itself must be freed by
+ *       the caller.
+ * Returns a pointer to the newly allocated sg_table, or an ERR_PTR() error.
+ */
+struct sg_table *rockchip_gem_prime_get_sg_table(struct drm_gem_object *obj)
+{
+	struct rockchip_gem_object *rk_obj = to_rockchip_obj(obj);
+	struct drm_device *drm = obj->dev;
+	struct sg_table *sgt;
+	int ret;
+
+	if (rk_obj->pages)
+		return drm_prime_pages_to_sg(obj->dev, rk_obj->pages, rk_obj->num_pages);
+
+	sgt = kzalloc(sizeof(*sgt), GFP_KERNEL);
+	if (!sgt)
+		return ERR_PTR(-ENOMEM);
+
+	ret = dma_get_sgtable_attrs(drm->dev, sgt, rk_obj->kvaddr,
+				    rk_obj->dma_addr, obj->size,
+				    rk_obj->dma_attrs);
+	if (ret) {
+		DRM_ERROR("failed to allocate sgt, %d\n", ret);
+		kfree(sgt);
+		return ERR_PTR(ret);
+	}
+
+	return sgt;
+}
+
+static int
+rockchip_gem_iommu_map_sg(struct drm_device *drm,
+			  struct dma_buf_attachment *attach,
+			  struct sg_table *sg,
+			  struct rockchip_gem_object *rk_obj)
+{
+	rk_obj->sgt = sg;
+	return rockchip_gem_iommu_map(rk_obj);
+}
+
+static int
+rockchip_gem_dma_map_sg(struct drm_device *drm,
+			struct dma_buf_attachment *attach,
+			struct sg_table *sg,
+			struct rockchip_gem_object *rk_obj)
+{
+	int err = dma_map_sgtable(drm->dev, sg, DMA_BIDIRECTIONAL, 0);
+	if (err)
+		return err;
+
+	if (drm_prime_get_contiguous_size(sg) < attach->dmabuf->size) {
+		DRM_ERROR("failed to map sg_table to contiguous linear address.\n");
+		dma_unmap_sgtable(drm->dev, sg, DMA_BIDIRECTIONAL, 0);
+		return -EINVAL;
+	}
+
+	rk_obj->dma_addr = sg_dma_address(sg->sgl);
+	rk_obj->sgt = sg;
+	return 0;
+}
+
+struct drm_gem_object *
+rockchip_gem_prime_import_sg_table(struct drm_device *drm,
+				   struct dma_buf_attachment *attach,
+				   struct sg_table *sg)
+{
+	struct rockchip_drm_private *private = drm->dev_private;
+	struct rockchip_gem_object *rk_obj;
+	int ret;
+
+	rk_obj = rockchip_gem_alloc_object(drm, attach->dmabuf->size);
+	if (IS_ERR(rk_obj))
+		return ERR_CAST(rk_obj);
+
+	if (private->domain)
+		ret = rockchip_gem_iommu_map_sg(drm, attach, sg, rk_obj);
+	else
+		ret = rockchip_gem_dma_map_sg(drm, attach, sg, rk_obj);
+
+	if (ret < 0) {
+		DRM_ERROR("failed to import sg table: %d\n", ret);
+		goto err_free_rk_obj;
+	}
+
+	return &rk_obj->base;
+
+err_free_rk_obj:
+	rockchip_gem_release_object(rk_obj);
+	return ERR_PTR(ret);
+}
+
+void *rockchip_gem_prime_vmap(struct drm_gem_object *obj)
+{
+	struct rockchip_gem_object *rk_obj = to_rockchip_obj(obj);
+
+	if (rk_obj->pages)
+		return vmap(rk_obj->pages, rk_obj->num_pages, VM_MAP,
+			    pgprot_writecombine(PAGE_KERNEL));
+
+	if (rk_obj->dma_attrs & DMA_ATTR_NO_KERNEL_MAPPING)
+		return NULL;
+
+	return rk_obj->kvaddr;
+}
+
+void rockchip_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr)
+{
+	struct rockchip_gem_object *rk_obj = to_rockchip_obj(obj);
+
+	if (rk_obj->pages) {
+		vunmap(vaddr);
+		return;
+	}
+
+	/* Nothing to do if allocated by DMA mapping API. */
+}
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_gem.h b/drivers/gpu/drm/rockchip/rockchip_drm_gem.h
new file mode 100644
index 000000000..7ffc541be
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_gem.h
@@ -0,0 +1,53 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ */
+
+#ifndef _ROCKCHIP_DRM_GEM_H
+#define _ROCKCHIP_DRM_GEM_H
+
+#define to_rockchip_obj(x) container_of(x, struct rockchip_gem_object, base)
+
+struct rockchip_gem_object {
+	struct drm_gem_object base;
+	unsigned int flags;
+
+	void *kvaddr;
+	dma_addr_t dma_addr;
+	/* Used when IOMMU is disabled */
+	unsigned long dma_attrs;
+
+	/* Used when IOMMU is enabled */
+	struct drm_mm_node mm;
+	unsigned long num_pages;
+	struct page **pages;
+	struct sg_table *sgt;
+	size_t size;
+};
+
+struct sg_table *rockchip_gem_prime_get_sg_table(struct drm_gem_object *obj);
+struct drm_gem_object *
+rockchip_gem_prime_import_sg_table(struct drm_device *dev,
+				   struct dma_buf_attachment *attach,
+				   struct sg_table *sg);
+void *rockchip_gem_prime_vmap(struct drm_gem_object *obj);
+void rockchip_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
+
+/* drm driver mmap file operations */
+int rockchip_gem_mmap(struct file *filp, struct vm_area_struct *vma);
+
+/* mmap a gem object to userspace. */
+int rockchip_gem_mmap_buf(struct drm_gem_object *obj,
+			  struct vm_area_struct *vma);
+
+struct rockchip_gem_object *
+	rockchip_gem_create_object(struct drm_device *drm, unsigned int size,
+				   bool alloc_kmap);
+
+void rockchip_gem_free_object(struct drm_gem_object *obj);
+
+int rockchip_gem_dumb_create(struct drm_file *file_priv,
+			     struct drm_device *dev,
+			     struct drm_mode_create_dumb *args);
+#endif /* _ROCKCHIP_DRM_GEM_H */
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
new file mode 100644
index 000000000..682d78fab
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -0,0 +1,2199 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ */
+
+#include <linux/clk.h>
+#include <linux/component.h>
+#include <linux/delay.h>
+#include <linux/iopoll.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/overflow.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/reset.h>
+
+#include <drm/drm.h>
+#include <drm/drm_atomic.h>
+#include <drm/drm_atomic_uapi.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_flip_work.h>
+#include <drm/drm_fourcc.h>
+#include <drm/drm_gem_framebuffer_helper.h>
+#include <drm/drm_plane_helper.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_self_refresh_helper.h>
+#include <drm/drm_vblank.h>
+
+#ifdef CONFIG_DRM_ANALOGIX_DP
+#include <drm/bridge/analogix_dp.h>
+#endif
+
+#include "rockchip_drm_drv.h"
+#include "rockchip_drm_gem.h"
+#include "rockchip_drm_fb.h"
+#include "rockchip_drm_vop.h"
+#include "rockchip_rgb.h"
+
+#define VOP_WIN_SET(vop, win, name, v) \
+		vop_reg_set(vop, &win->phy->name, win->base, ~0, v, #name)
+#define VOP_SCL_SET(vop, win, name, v) \
+		vop_reg_set(vop, &win->phy->scl->name, win->base, ~0, v, #name)
+#define VOP_SCL_SET_EXT(vop, win, name, v) \
+		vop_reg_set(vop, &win->phy->scl->ext->name, \
+			    win->base, ~0, v, #name)
+
+#define VOP_WIN_YUV2YUV_SET(vop, win_yuv2yuv, name, v) \
+	do { \
+		if (win_yuv2yuv && win_yuv2yuv->name.mask) \
+			vop_reg_set(vop, &win_yuv2yuv->name, 0, ~0, v, #name); \
+	} while (0)
+
+#define VOP_WIN_YUV2YUV_COEFFICIENT_SET(vop, win_yuv2yuv, name, v) \
+	do { \
+		if (win_yuv2yuv && win_yuv2yuv->phy->name.mask) \
+			vop_reg_set(vop, &win_yuv2yuv->phy->name, win_yuv2yuv->base, ~0, v, #name); \
+	} while (0)
+
+#define VOP_INTR_SET_MASK(vop, name, mask, v) \
+		vop_reg_set(vop, &vop->data->intr->name, 0, mask, v, #name)
+
+#define VOP_REG_SET(vop, group, name, v) \
+		    vop_reg_set(vop, &vop->data->group->name, 0, ~0, v, #name)
+
+#define VOP_INTR_SET_TYPE(vop, name, type, v) \
+	do { \
+		int i, reg = 0, mask = 0; \
+		for (i = 0; i < vop->data->intr->nintrs; i++) { \
+			if (vop->data->intr->intrs[i] & type) { \
+				reg |= (v) << i; \
+				mask |= 1 << i; \
+			} \
+		} \
+		VOP_INTR_SET_MASK(vop, name, mask, reg); \
+	} while (0)
+#define VOP_INTR_GET_TYPE(vop, name, type) \
+		vop_get_intr_type(vop, &vop->data->intr->name, type)
+
+#define VOP_WIN_GET(vop, win, name) \
+		vop_read_reg(vop, win->base, &win->phy->name)
+
+#define VOP_WIN_HAS_REG(win, name) \
+	(!!(win->phy->name.mask))
+
+#define VOP_WIN_GET_YRGBADDR(vop, win) \
+		vop_readl(vop, win->base + win->phy->yrgb_mst.offset)
+
+#define VOP_WIN_TO_INDEX(vop_win) \
+	((vop_win) - (vop_win)->vop->win)
+
+#define VOP_AFBC_SET(vop, name, v) \
+	do { \
+		if ((vop)->data->afbc) \
+			vop_reg_set((vop), &(vop)->data->afbc->name, \
+				    0, ~0, v, #name); \
+	} while (0)
+
+#define to_vop(x) container_of(x, struct vop, crtc)
+#define to_vop_win(x) container_of(x, struct vop_win, base)
+
+#define AFBC_FMT_RGB565		0x0
+#define AFBC_FMT_U8U8U8U8	0x5
+#define AFBC_FMT_U8U8U8		0x4
+
+#define AFBC_TILE_16x16		BIT(4)
+
+/*
+ * The coefficients of the following matrix are all fixed points.
+ * The format is S2.10 for the 3x3 part of the matrix, and S9.12 for the offsets.
+ * They are all represented in two's complement.
+ */
+static const uint32_t bt601_yuv2rgb[] = {
+	0x4A8, 0x0,    0x662,
+	0x4A8, 0x1E6F, 0x1CBF,
+	0x4A8, 0x812,  0x0,
+	0x321168, 0x0877CF, 0x2EB127
+};
+
+enum vop_pending {
+	VOP_PENDING_FB_UNREF,
+};
+
+struct vop_win {
+	struct drm_plane base;
+	const struct vop_win_data *data;
+	const struct vop_win_yuv2yuv_data *yuv2yuv_data;
+	struct vop *vop;
+};
+
+struct rockchip_rgb;
+struct vop {
+	struct drm_crtc crtc;
+	struct device *dev;
+	struct drm_device *drm_dev;
+	bool is_enabled;
+
+	struct completion dsp_hold_completion;
+	unsigned int win_enabled;
+
+	/* protected by dev->event_lock */
+	struct drm_pending_vblank_event *event;
+
+	struct drm_flip_work fb_unref_work;
+	unsigned long pending;
+
+	struct completion line_flag_completion;
+
+	const struct vop_data *data;
+
+	uint32_t *regsbak;
+	void __iomem *regs;
+	void __iomem *lut_regs;
+
+	/* physical map length of vop register */
+	uint32_t len;
+
+	/* one time only one process allowed to config the register */
+	spinlock_t reg_lock;
+	/* lock vop irq reg */
+	spinlock_t irq_lock;
+	/* protects crtc enable/disable */
+	struct mutex vop_lock;
+
+	unsigned int irq;
+
+	/* vop AHP clk */
+	struct clk *hclk;
+	/* vop dclk */
+	struct clk *dclk;
+	/* vop share memory frequency */
+	struct clk *aclk;
+
+	/* vop dclk reset */
+	struct reset_control *dclk_rst;
+
+	/* optional internal rgb encoder */
+	struct rockchip_rgb *rgb;
+
+	struct vop_win win[];
+};
+
+static inline void vop_writel(struct vop *vop, uint32_t offset, uint32_t v)
+{
+	writel(v, vop->regs + offset);
+	vop->regsbak[offset >> 2] = v;
+}
+
+static inline uint32_t vop_readl(struct vop *vop, uint32_t offset)
+{
+	return readl(vop->regs + offset);
+}
+
+static inline uint32_t vop_read_reg(struct vop *vop, uint32_t base,
+				    const struct vop_reg *reg)
+{
+	return (vop_readl(vop, base + reg->offset) >> reg->shift) & reg->mask;
+}
+
+static void vop_reg_set(struct vop *vop, const struct vop_reg *reg,
+			uint32_t _offset, uint32_t _mask, uint32_t v,
+			const char *reg_name)
+{
+	int offset, mask, shift;
+
+	if (!reg || !reg->mask) {
+		DRM_DEV_DEBUG(vop->dev, "Warning: not support %s\n", reg_name);
+		return;
+	}
+
+	offset = reg->offset + _offset;
+	mask = reg->mask & _mask;
+	shift = reg->shift;
+
+	if (reg->write_mask) {
+		v = ((v << shift) & 0xffff) | (mask << (shift + 16));
+	} else {
+		uint32_t cached_val = vop->regsbak[offset >> 2];
+
+		v = (cached_val & ~(mask << shift)) | ((v & mask) << shift);
+		vop->regsbak[offset >> 2] = v;
+	}
+
+	if (reg->relaxed)
+		writel_relaxed(v, vop->regs + offset);
+	else
+		writel(v, vop->regs + offset);
+}
+
+static inline uint32_t vop_get_intr_type(struct vop *vop,
+					 const struct vop_reg *reg, int type)
+{
+	uint32_t i, ret = 0;
+	uint32_t regs = vop_read_reg(vop, 0, reg);
+
+	for (i = 0; i < vop->data->intr->nintrs; i++) {
+		if ((type & vop->data->intr->intrs[i]) && (regs & 1 << i))
+			ret |= vop->data->intr->intrs[i];
+	}
+
+	return ret;
+}
+
+static inline void vop_cfg_done(struct vop *vop)
+{
+	VOP_REG_SET(vop, common, cfg_done, 1);
+}
+
+static bool has_rb_swapped(uint32_t version, uint32_t format)
+{
+	switch (format) {
+	case DRM_FORMAT_XBGR8888:
+	case DRM_FORMAT_ABGR8888:
+	case DRM_FORMAT_BGR565:
+		return true;
+	/*
+	 * full framework (IP version 3.x) only need rb swapped for RGB888 and
+	 * little framework (IP version 2.x) only need rb swapped for BGR888,
+	 * check for 3.x to also only rb swap BGR888 for unknown vop version
+	 */
+	case DRM_FORMAT_RGB888:
+		return VOP_MAJOR(version) == 3;
+	case DRM_FORMAT_BGR888:
+		return VOP_MAJOR(version) != 3;
+	default:
+		return false;
+	}
+}
+
+static enum vop_data_format vop_convert_format(uint32_t format)
+{
+	switch (format) {
+	case DRM_FORMAT_XRGB8888:
+	case DRM_FORMAT_ARGB8888:
+	case DRM_FORMAT_XBGR8888:
+	case DRM_FORMAT_ABGR8888:
+		return VOP_FMT_ARGB8888;
+	case DRM_FORMAT_RGB888:
+	case DRM_FORMAT_BGR888:
+		return VOP_FMT_RGB888;
+	case DRM_FORMAT_RGB565:
+	case DRM_FORMAT_BGR565:
+		return VOP_FMT_RGB565;
+	case DRM_FORMAT_NV12:
+		return VOP_FMT_YUV420SP;
+	case DRM_FORMAT_NV16:
+		return VOP_FMT_YUV422SP;
+	case DRM_FORMAT_NV24:
+		return VOP_FMT_YUV444SP;
+	default:
+		DRM_ERROR("unsupported format[%08x]\n", format);
+		return -EINVAL;
+	}
+}
+
+static int vop_convert_afbc_format(uint32_t format)
+{
+	switch (format) {
+	case DRM_FORMAT_XRGB8888:
+	case DRM_FORMAT_ARGB8888:
+	case DRM_FORMAT_XBGR8888:
+	case DRM_FORMAT_ABGR8888:
+		return AFBC_FMT_U8U8U8U8;
+	case DRM_FORMAT_RGB888:
+	case DRM_FORMAT_BGR888:
+		return AFBC_FMT_U8U8U8;
+	case DRM_FORMAT_RGB565:
+	case DRM_FORMAT_BGR565:
+		return AFBC_FMT_RGB565;
+	/* either of the below should not be reachable */
+	default:
+		DRM_WARN_ONCE("unsupported AFBC format[%08x]\n", format);
+		return -EINVAL;
+	}
+
+	return -EINVAL;
+}
+
+static uint16_t scl_vop_cal_scale(enum scale_mode mode, uint32_t src,
+				  uint32_t dst, bool is_horizontal,
+				  int vsu_mode, int *vskiplines)
+{
+	uint16_t val = 1 << SCL_FT_DEFAULT_FIXPOINT_SHIFT;
+
+	if (vskiplines)
+		*vskiplines = 0;
+
+	if (is_horizontal) {
+		if (mode == SCALE_UP)
+			val = GET_SCL_FT_BIC(src, dst);
+		else if (mode == SCALE_DOWN)
+			val = GET_SCL_FT_BILI_DN(src, dst);
+	} else {
+		if (mode == SCALE_UP) {
+			if (vsu_mode == SCALE_UP_BIL)
+				val = GET_SCL_FT_BILI_UP(src, dst);
+			else
+				val = GET_SCL_FT_BIC(src, dst);
+		} else if (mode == SCALE_DOWN) {
+			if (vskiplines) {
+				*vskiplines = scl_get_vskiplines(src, dst);
+				val = scl_get_bili_dn_vskip(src, dst,
+							    *vskiplines);
+			} else {
+				val = GET_SCL_FT_BILI_DN(src, dst);
+			}
+		}
+	}
+
+	return val;
+}
+
+static void scl_vop_cal_scl_fac(struct vop *vop, const struct vop_win_data *win,
+			     uint32_t src_w, uint32_t src_h, uint32_t dst_w,
+			     uint32_t dst_h, const struct drm_format_info *info)
+{
+	uint16_t yrgb_hor_scl_mode, yrgb_ver_scl_mode;
+	uint16_t cbcr_hor_scl_mode = SCALE_NONE;
+	uint16_t cbcr_ver_scl_mode = SCALE_NONE;
+	bool is_yuv = false;
+	uint16_t cbcr_src_w = src_w / info->hsub;
+	uint16_t cbcr_src_h = src_h / info->vsub;
+	uint16_t vsu_mode;
+	uint16_t lb_mode;
+	uint32_t val;
+	int vskiplines;
+
+	if (info->is_yuv)
+		is_yuv = true;
+
+	if (dst_w > 3840) {
+		DRM_DEV_ERROR(vop->dev, "Maximum dst width (3840) exceeded\n");
+		return;
+	}
+
+	if (!win->phy->scl->ext) {
+		VOP_SCL_SET(vop, win, scale_yrgb_x,
+			    scl_cal_scale2(src_w, dst_w));
+		VOP_SCL_SET(vop, win, scale_yrgb_y,
+			    scl_cal_scale2(src_h, dst_h));
+		if (is_yuv) {
+			VOP_SCL_SET(vop, win, scale_cbcr_x,
+				    scl_cal_scale2(cbcr_src_w, dst_w));
+			VOP_SCL_SET(vop, win, scale_cbcr_y,
+				    scl_cal_scale2(cbcr_src_h, dst_h));
+		}
+		return;
+	}
+
+	yrgb_hor_scl_mode = scl_get_scl_mode(src_w, dst_w);
+	yrgb_ver_scl_mode = scl_get_scl_mode(src_h, dst_h);
+
+	if (is_yuv) {
+		cbcr_hor_scl_mode = scl_get_scl_mode(cbcr_src_w, dst_w);
+		cbcr_ver_scl_mode = scl_get_scl_mode(cbcr_src_h, dst_h);
+		if (cbcr_hor_scl_mode == SCALE_DOWN)
+			lb_mode = scl_vop_cal_lb_mode(dst_w, true);
+		else
+			lb_mode = scl_vop_cal_lb_mode(cbcr_src_w, true);
+	} else {
+		if (yrgb_hor_scl_mode == SCALE_DOWN)
+			lb_mode = scl_vop_cal_lb_mode(dst_w, false);
+		else
+			lb_mode = scl_vop_cal_lb_mode(src_w, false);
+	}
+
+	VOP_SCL_SET_EXT(vop, win, lb_mode, lb_mode);
+	if (lb_mode == LB_RGB_3840X2) {
+		if (yrgb_ver_scl_mode != SCALE_NONE) {
+			DRM_DEV_ERROR(vop->dev, "not allow yrgb ver scale\n");
+			return;
+		}
+		if (cbcr_ver_scl_mode != SCALE_NONE) {
+			DRM_DEV_ERROR(vop->dev, "not allow cbcr ver scale\n");
+			return;
+		}
+		vsu_mode = SCALE_UP_BIL;
+	} else if (lb_mode == LB_RGB_2560X4) {
+		vsu_mode = SCALE_UP_BIL;
+	} else {
+		vsu_mode = SCALE_UP_BIC;
+	}
+
+	val = scl_vop_cal_scale(yrgb_hor_scl_mode, src_w, dst_w,
+				true, 0, NULL);
+	VOP_SCL_SET(vop, win, scale_yrgb_x, val);
+	val = scl_vop_cal_scale(yrgb_ver_scl_mode, src_h, dst_h,
+				false, vsu_mode, &vskiplines);
+	VOP_SCL_SET(vop, win, scale_yrgb_y, val);
+
+	VOP_SCL_SET_EXT(vop, win, vsd_yrgb_gt4, vskiplines == 4);
+	VOP_SCL_SET_EXT(vop, win, vsd_yrgb_gt2, vskiplines == 2);
+
+	VOP_SCL_SET_EXT(vop, win, yrgb_hor_scl_mode, yrgb_hor_scl_mode);
+	VOP_SCL_SET_EXT(vop, win, yrgb_ver_scl_mode, yrgb_ver_scl_mode);
+	VOP_SCL_SET_EXT(vop, win, yrgb_hsd_mode, SCALE_DOWN_BIL);
+	VOP_SCL_SET_EXT(vop, win, yrgb_vsd_mode, SCALE_DOWN_BIL);
+	VOP_SCL_SET_EXT(vop, win, yrgb_vsu_mode, vsu_mode);
+	if (is_yuv) {
+		val = scl_vop_cal_scale(cbcr_hor_scl_mode, cbcr_src_w,
+					dst_w, true, 0, NULL);
+		VOP_SCL_SET(vop, win, scale_cbcr_x, val);
+		val = scl_vop_cal_scale(cbcr_ver_scl_mode, cbcr_src_h,
+					dst_h, false, vsu_mode, &vskiplines);
+		VOP_SCL_SET(vop, win, scale_cbcr_y, val);
+
+		VOP_SCL_SET_EXT(vop, win, vsd_cbcr_gt4, vskiplines == 4);
+		VOP_SCL_SET_EXT(vop, win, vsd_cbcr_gt2, vskiplines == 2);
+		VOP_SCL_SET_EXT(vop, win, cbcr_hor_scl_mode, cbcr_hor_scl_mode);
+		VOP_SCL_SET_EXT(vop, win, cbcr_ver_scl_mode, cbcr_ver_scl_mode);
+		VOP_SCL_SET_EXT(vop, win, cbcr_hsd_mode, SCALE_DOWN_BIL);
+		VOP_SCL_SET_EXT(vop, win, cbcr_vsd_mode, SCALE_DOWN_BIL);
+		VOP_SCL_SET_EXT(vop, win, cbcr_vsu_mode, vsu_mode);
+	}
+}
+
+static void vop_dsp_hold_valid_irq_enable(struct vop *vop)
+{
+	unsigned long flags;
+
+	if (WARN_ON(!vop->is_enabled))
+		return;
+
+	spin_lock_irqsave(&vop->irq_lock, flags);
+
+	VOP_INTR_SET_TYPE(vop, clear, DSP_HOLD_VALID_INTR, 1);
+	VOP_INTR_SET_TYPE(vop, enable, DSP_HOLD_VALID_INTR, 1);
+
+	spin_unlock_irqrestore(&vop->irq_lock, flags);
+}
+
+static void vop_dsp_hold_valid_irq_disable(struct vop *vop)
+{
+	unsigned long flags;
+
+	if (WARN_ON(!vop->is_enabled))
+		return;
+
+	spin_lock_irqsave(&vop->irq_lock, flags);
+
+	VOP_INTR_SET_TYPE(vop, enable, DSP_HOLD_VALID_INTR, 0);
+
+	spin_unlock_irqrestore(&vop->irq_lock, flags);
+}
+
+/*
+ * (1) each frame starts at the start of the Vsync pulse which is signaled by
+ *     the "FRAME_SYNC" interrupt.
+ * (2) the active data region of each frame ends at dsp_vact_end
+ * (3) we should program this same number (dsp_vact_end) into dsp_line_frag_num,
+ *      to get "LINE_FLAG" interrupt at the end of the active on screen data.
+ *
+ * VOP_INTR_CTRL0.dsp_line_frag_num = VOP_DSP_VACT_ST_END.dsp_vact_end
+ * Interrupts
+ * LINE_FLAG -------------------------------+
+ * FRAME_SYNC ----+                         |
+ *                |                         |
+ *                v                         v
+ *                | Vsync | Vbp |  Vactive  | Vfp |
+ *                        ^     ^           ^     ^
+ *                        |     |           |     |
+ *                        |     |           |     |
+ * dsp_vs_end ------------+     |           |     |   VOP_DSP_VTOTAL_VS_END
+ * dsp_vact_start --------------+           |     |   VOP_DSP_VACT_ST_END
+ * dsp_vact_end ----------------------------+     |   VOP_DSP_VACT_ST_END
+ * dsp_total -------------------------------------+   VOP_DSP_VTOTAL_VS_END
+ */
+static bool vop_line_flag_irq_is_enabled(struct vop *vop)
+{
+	uint32_t line_flag_irq;
+	unsigned long flags;
+
+	spin_lock_irqsave(&vop->irq_lock, flags);
+
+	line_flag_irq = VOP_INTR_GET_TYPE(vop, enable, LINE_FLAG_INTR);
+
+	spin_unlock_irqrestore(&vop->irq_lock, flags);
+
+	return !!line_flag_irq;
+}
+
+static void vop_line_flag_irq_enable(struct vop *vop)
+{
+	unsigned long flags;
+
+	if (WARN_ON(!vop->is_enabled))
+		return;
+
+	spin_lock_irqsave(&vop->irq_lock, flags);
+
+	VOP_INTR_SET_TYPE(vop, clear, LINE_FLAG_INTR, 1);
+	VOP_INTR_SET_TYPE(vop, enable, LINE_FLAG_INTR, 1);
+
+	spin_unlock_irqrestore(&vop->irq_lock, flags);
+}
+
+static void vop_line_flag_irq_disable(struct vop *vop)
+{
+	unsigned long flags;
+
+	if (WARN_ON(!vop->is_enabled))
+		return;
+
+	spin_lock_irqsave(&vop->irq_lock, flags);
+
+	VOP_INTR_SET_TYPE(vop, enable, LINE_FLAG_INTR, 0);
+
+	spin_unlock_irqrestore(&vop->irq_lock, flags);
+}
+
+static int vop_core_clks_enable(struct vop *vop)
+{
+	int ret;
+
+	ret = clk_enable(vop->hclk);
+	if (ret < 0)
+		return ret;
+
+	ret = clk_enable(vop->aclk);
+	if (ret < 0)
+		goto err_disable_hclk;
+
+	return 0;
+
+err_disable_hclk:
+	clk_disable(vop->hclk);
+	return ret;
+}
+
+static void vop_core_clks_disable(struct vop *vop)
+{
+	clk_disable(vop->aclk);
+	clk_disable(vop->hclk);
+}
+
+static void vop_win_disable(struct vop *vop, const struct vop_win *vop_win)
+{
+	const struct vop_win_data *win = vop_win->data;
+
+	if (win->phy->scl && win->phy->scl->ext) {
+		VOP_SCL_SET_EXT(vop, win, yrgb_hor_scl_mode, SCALE_NONE);
+		VOP_SCL_SET_EXT(vop, win, yrgb_ver_scl_mode, SCALE_NONE);
+		VOP_SCL_SET_EXT(vop, win, cbcr_hor_scl_mode, SCALE_NONE);
+		VOP_SCL_SET_EXT(vop, win, cbcr_ver_scl_mode, SCALE_NONE);
+	}
+
+	VOP_WIN_SET(vop, win, enable, 0);
+	vop->win_enabled &= ~BIT(VOP_WIN_TO_INDEX(vop_win));
+}
+
+static int vop_enable(struct drm_crtc *crtc, struct drm_crtc_state *old_state)
+{
+	struct vop *vop = to_vop(crtc);
+	int ret, i;
+
+	ret = pm_runtime_get_sync(vop->dev);
+	if (ret < 0) {
+		DRM_DEV_ERROR(vop->dev, "failed to get pm runtime: %d\n", ret);
+		return ret;
+	}
+
+	ret = vop_core_clks_enable(vop);
+	if (WARN_ON(ret < 0))
+		goto err_put_pm_runtime;
+
+	ret = clk_enable(vop->dclk);
+	if (WARN_ON(ret < 0))
+		goto err_disable_core;
+
+	/*
+	 * Slave iommu shares power, irq and clock with vop.  It was associated
+	 * automatically with this master device via common driver code.
+	 * Now that we have enabled the clock we attach it to the shared drm
+	 * mapping.
+	 */
+	ret = rockchip_drm_dma_attach_device(vop->drm_dev, vop->dev);
+	if (ret) {
+		DRM_DEV_ERROR(vop->dev,
+			      "failed to attach dma mapping, %d\n", ret);
+		goto err_disable_dclk;
+	}
+
+	spin_lock(&vop->reg_lock);
+	for (i = 0; i < vop->len; i += 4)
+		writel_relaxed(vop->regsbak[i / 4], vop->regs + i);
+
+	/*
+	 * We need to make sure that all windows are disabled before we
+	 * enable the crtc. Otherwise we might try to scan from a destroyed
+	 * buffer later.
+	 *
+	 * In the case of enable-after-PSR, we don't need to worry about this
+	 * case since the buffer is guaranteed to be valid and disabling the
+	 * window will result in screen glitches on PSR exit.
+	 */
+	if (!old_state || !old_state->self_refresh_active) {
+		for (i = 0; i < vop->data->win_size; i++) {
+			struct vop_win *vop_win = &vop->win[i];
+
+			vop_win_disable(vop, vop_win);
+		}
+	}
+
+	if (vop->data->afbc) {
+		struct rockchip_crtc_state *s;
+		/*
+		 * Disable AFBC and forget there was a vop window with AFBC
+		 */
+		VOP_AFBC_SET(vop, enable, 0);
+		s = to_rockchip_crtc_state(crtc->state);
+		s->enable_afbc = false;
+	}
+
+	vop_cfg_done(vop);
+
+	spin_unlock(&vop->reg_lock);
+
+	/*
+	 * At here, vop clock & iommu is enable, R/W vop regs would be safe.
+	 */
+	vop->is_enabled = true;
+
+	spin_lock(&vop->reg_lock);
+
+	VOP_REG_SET(vop, common, standby, 1);
+
+	spin_unlock(&vop->reg_lock);
+
+	drm_crtc_vblank_on(crtc);
+
+	return 0;
+
+err_disable_dclk:
+	clk_disable(vop->dclk);
+err_disable_core:
+	vop_core_clks_disable(vop);
+err_put_pm_runtime:
+	pm_runtime_put_sync(vop->dev);
+	return ret;
+}
+
+static void rockchip_drm_set_win_enabled(struct drm_crtc *crtc, bool enabled)
+{
+        struct vop *vop = to_vop(crtc);
+        int i;
+
+        spin_lock(&vop->reg_lock);
+
+        for (i = 0; i < vop->data->win_size; i++) {
+                struct vop_win *vop_win = &vop->win[i];
+                const struct vop_win_data *win = vop_win->data;
+
+                VOP_WIN_SET(vop, win, enable,
+                            enabled && (vop->win_enabled & BIT(i)));
+        }
+        vop_cfg_done(vop);
+
+        spin_unlock(&vop->reg_lock);
+}
+
+static void vop_crtc_atomic_disable(struct drm_crtc *crtc,
+				    struct drm_crtc_state *old_state)
+{
+	struct vop *vop = to_vop(crtc);
+
+	WARN_ON(vop->event);
+
+	if (crtc->state->self_refresh_active)
+		rockchip_drm_set_win_enabled(crtc, false);
+
+	if (crtc->state->self_refresh_active)
+		goto out;
+
+	mutex_lock(&vop->vop_lock);
+
+	drm_crtc_vblank_off(crtc);
+
+	/*
+	 * Vop standby will take effect at end of current frame,
+	 * if dsp hold valid irq happen, it means standby complete.
+	 *
+	 * we must wait standby complete when we want to disable aclk,
+	 * if not, memory bus maybe dead.
+	 */
+	reinit_completion(&vop->dsp_hold_completion);
+	vop_dsp_hold_valid_irq_enable(vop);
+
+	spin_lock(&vop->reg_lock);
+
+	VOP_REG_SET(vop, common, standby, 1);
+
+	spin_unlock(&vop->reg_lock);
+
+	wait_for_completion(&vop->dsp_hold_completion);
+
+	vop_dsp_hold_valid_irq_disable(vop);
+
+	vop->is_enabled = false;
+
+	/*
+	 * vop standby complete, so iommu detach is safe.
+	 */
+	rockchip_drm_dma_detach_device(vop->drm_dev, vop->dev);
+
+	clk_disable(vop->dclk);
+	vop_core_clks_disable(vop);
+	pm_runtime_put(vop->dev);
+
+	mutex_unlock(&vop->vop_lock);
+
+out:
+	if (crtc->state->event && !crtc->state->active) {
+		spin_lock_irq(&crtc->dev->event_lock);
+		drm_crtc_send_vblank_event(crtc, crtc->state->event);
+		spin_unlock_irq(&crtc->dev->event_lock);
+
+		crtc->state->event = NULL;
+	}
+}
+
+static void vop_plane_destroy(struct drm_plane *plane)
+{
+	drm_plane_cleanup(plane);
+}
+
+static inline bool rockchip_afbc(u64 modifier)
+{
+	return modifier == ROCKCHIP_AFBC_MOD;
+}
+
+static bool rockchip_mod_supported(struct drm_plane *plane,
+				   u32 format, u64 modifier)
+{
+	if (modifier == DRM_FORMAT_MOD_LINEAR)
+		return true;
+
+	if (!rockchip_afbc(modifier)) {
+		DRM_DEBUG_KMS("Unsupported format modifier 0x%llx\n", modifier);
+
+		return false;
+	}
+
+	return vop_convert_afbc_format(format) >= 0;
+}
+
+static int vop_plane_atomic_check(struct drm_plane *plane,
+			   struct drm_plane_state *state)
+{
+	struct drm_crtc *crtc = state->crtc;
+	struct drm_crtc_state *crtc_state;
+	struct drm_framebuffer *fb = state->fb;
+	struct vop_win *vop_win = to_vop_win(plane);
+	const struct vop_win_data *win = vop_win->data;
+	int ret;
+	int min_scale = win->phy->scl ? FRAC_16_16(1, 8) :
+					DRM_PLANE_HELPER_NO_SCALING;
+	int max_scale = win->phy->scl ? FRAC_16_16(8, 1) :
+					DRM_PLANE_HELPER_NO_SCALING;
+
+	if (!crtc || WARN_ON(!fb))
+		return 0;
+
+	crtc_state = drm_atomic_get_existing_crtc_state(state->state, crtc);
+	if (WARN_ON(!crtc_state))
+		return -EINVAL;
+
+	ret = drm_atomic_helper_check_plane_state(state, crtc_state,
+						  min_scale, max_scale,
+						  true, true);
+	if (ret)
+		return ret;
+
+	if (!state->visible)
+		return 0;
+
+	ret = vop_convert_format(fb->format->format);
+	if (ret < 0)
+		return ret;
+
+	/*
+	 * Src.x1 can be odd when do clip, but yuv plane start point
+	 * need align with 2 pixel.
+	 */
+	if (fb->format->is_yuv && ((state->src.x1 >> 16) % 2)) {
+		DRM_ERROR("Invalid Source: Yuv format not support odd xpos\n");
+		return -EINVAL;
+	}
+
+	if (fb->format->is_yuv && state->rotation & DRM_MODE_REFLECT_Y) {
+		DRM_ERROR("Invalid Source: Yuv format does not support this rotation\n");
+		return -EINVAL;
+	}
+
+	if (rockchip_afbc(fb->modifier)) {
+		struct vop *vop = to_vop(crtc);
+
+		if (!vop->data->afbc) {
+			DRM_ERROR("vop does not support AFBC\n");
+			return -EINVAL;
+		}
+
+		ret = vop_convert_afbc_format(fb->format->format);
+		if (ret < 0)
+			return ret;
+
+		if (state->src.x1 || state->src.y1) {
+			DRM_ERROR("AFBC does not support offset display, xpos=%d, ypos=%d, offset=%d\n", state->src.x1, state->src.y1, fb->offsets[0]);
+			return -EINVAL;
+		}
+
+		if (state->rotation && state->rotation != DRM_MODE_ROTATE_0) {
+			DRM_ERROR("No rotation support in AFBC, rotation=%d\n",
+				  state->rotation);
+			return -EINVAL;
+		}
+	}
+
+	return 0;
+}
+
+static void vop_plane_atomic_disable(struct drm_plane *plane,
+				     struct drm_plane_state *old_state)
+{
+	struct vop_win *vop_win = to_vop_win(plane);
+	struct vop *vop = to_vop(old_state->crtc);
+
+	if (!old_state->crtc)
+		return;
+
+	spin_lock(&vop->reg_lock);
+
+	vop_win_disable(vop, vop_win);
+
+	spin_unlock(&vop->reg_lock);
+}
+
+static void vop_plane_atomic_update(struct drm_plane *plane,
+		struct drm_plane_state *old_state)
+{
+	struct drm_plane_state *state = plane->state;
+	struct drm_crtc *crtc = state->crtc;
+	struct vop_win *vop_win = to_vop_win(plane);
+	const struct vop_win_data *win = vop_win->data;
+	const struct vop_win_yuv2yuv_data *win_yuv2yuv = vop_win->yuv2yuv_data;
+	struct vop *vop = to_vop(state->crtc);
+	struct drm_framebuffer *fb = state->fb;
+	unsigned int actual_w, actual_h;
+	unsigned int dsp_stx, dsp_sty;
+	uint32_t act_info, dsp_info, dsp_st;
+	struct drm_rect *src = &state->src;
+	struct drm_rect *dest = &state->dst;
+	struct drm_gem_object *obj, *uv_obj;
+	struct rockchip_gem_object *rk_obj, *rk_uv_obj;
+	unsigned long offset;
+	dma_addr_t dma_addr;
+	uint32_t val;
+	bool rb_swap;
+	int win_index = VOP_WIN_TO_INDEX(vop_win);
+	int format;
+	int is_yuv = fb->format->is_yuv;
+	int i;
+
+	/*
+	 * can't update plane when vop is disabled.
+	 */
+	if (WARN_ON(!crtc))
+		return;
+
+	if (WARN_ON(!vop->is_enabled))
+		return;
+
+	if (!state->visible) {
+		vop_plane_atomic_disable(plane, old_state);
+		return;
+	}
+
+	obj = fb->obj[0];
+	rk_obj = to_rockchip_obj(obj);
+
+	actual_w = drm_rect_width(src) >> 16;
+	actual_h = drm_rect_height(src) >> 16;
+	act_info = (actual_h - 1) << 16 | ((actual_w - 1) & 0xffff);
+
+	dsp_info = (drm_rect_height(dest) - 1) << 16;
+	dsp_info |= (drm_rect_width(dest) - 1) & 0xffff;
+
+	dsp_stx = dest->x1 + crtc->mode.htotal - crtc->mode.hsync_start;
+	dsp_sty = dest->y1 + crtc->mode.vtotal - crtc->mode.vsync_start;
+	dsp_st = dsp_sty << 16 | (dsp_stx & 0xffff);
+
+	offset = (src->x1 >> 16) * fb->format->cpp[0];
+	offset += (src->y1 >> 16) * fb->pitches[0];
+	dma_addr = rk_obj->dma_addr + offset + fb->offsets[0];
+
+	/*
+	 * For y-mirroring we need to move address
+	 * to the beginning of the last line.
+	 */
+	if (state->rotation & DRM_MODE_REFLECT_Y)
+		dma_addr += (actual_h - 1) * fb->pitches[0];
+
+	format = vop_convert_format(fb->format->format);
+
+	spin_lock(&vop->reg_lock);
+
+	if (rockchip_afbc(fb->modifier)) {
+		int afbc_format = vop_convert_afbc_format(fb->format->format);
+
+		VOP_AFBC_SET(vop, format, afbc_format | AFBC_TILE_16x16);
+		VOP_AFBC_SET(vop, hreg_block_split, 0);
+		VOP_AFBC_SET(vop, win_sel, VOP_WIN_TO_INDEX(vop_win));
+		VOP_AFBC_SET(vop, hdr_ptr, dma_addr);
+		VOP_AFBC_SET(vop, pic_size, act_info);
+	}
+
+	VOP_WIN_SET(vop, win, format, format);
+	VOP_WIN_SET(vop, win, yrgb_vir, DIV_ROUND_UP(fb->pitches[0], 4));
+	VOP_WIN_SET(vop, win, yrgb_mst, dma_addr);
+	VOP_WIN_YUV2YUV_SET(vop, win_yuv2yuv, y2r_en, is_yuv);
+	VOP_WIN_SET(vop, win, y_mir_en,
+		    (state->rotation & DRM_MODE_REFLECT_Y) ? 1 : 0);
+	VOP_WIN_SET(vop, win, x_mir_en,
+		    (state->rotation & DRM_MODE_REFLECT_X) ? 1 : 0);
+
+	if (is_yuv) {
+		int hsub = fb->format->hsub;
+		int vsub = fb->format->vsub;
+		int bpp = fb->format->cpp[1];
+
+		uv_obj = fb->obj[1];
+		rk_uv_obj = to_rockchip_obj(uv_obj);
+
+		offset = (src->x1 >> 16) * bpp / hsub;
+		offset += (src->y1 >> 16) * fb->pitches[1] / vsub;
+
+		dma_addr = rk_uv_obj->dma_addr + offset + fb->offsets[1];
+		VOP_WIN_SET(vop, win, uv_vir, DIV_ROUND_UP(fb->pitches[1], 4));
+		VOP_WIN_SET(vop, win, uv_mst, dma_addr);
+
+		for (i = 0; i < NUM_YUV2YUV_COEFFICIENTS; i++) {
+			VOP_WIN_YUV2YUV_COEFFICIENT_SET(vop,
+							win_yuv2yuv,
+							y2r_coefficients[i],
+							bt601_yuv2rgb[i]);
+		}
+	}
+
+	if (win->phy->scl)
+		scl_vop_cal_scl_fac(vop, win, actual_w, actual_h,
+				    drm_rect_width(dest), drm_rect_height(dest),
+				    fb->format);
+
+	VOP_WIN_SET(vop, win, act_info, act_info);
+	VOP_WIN_SET(vop, win, dsp_info, dsp_info);
+	VOP_WIN_SET(vop, win, dsp_st, dsp_st);
+
+	rb_swap = has_rb_swapped(vop->data->version, fb->format->format);
+	VOP_WIN_SET(vop, win, rb_swap, rb_swap);
+
+	/*
+	 * Blending win0 with the background color doesn't seem to work
+	 * correctly. We only get the background color, no matter the contents
+	 * of the win0 framebuffer.  However, blending pre-multiplied color
+	 * with the default opaque black default background color is a no-op,
+	 * so we can just disable blending to get the correct result.
+	 */
+	if (fb->format->has_alpha && win_index > 0) {
+		VOP_WIN_SET(vop, win, dst_alpha_ctl,
+			    DST_FACTOR_M0(ALPHA_SRC_INVERSE));
+		val = SRC_ALPHA_EN(1) | SRC_COLOR_M0(ALPHA_SRC_PRE_MUL) |
+			SRC_ALPHA_M0(ALPHA_STRAIGHT) |
+			SRC_BLEND_M0(ALPHA_PER_PIX) |
+			SRC_ALPHA_CAL_M0(ALPHA_NO_SATURATION) |
+			SRC_FACTOR_M0(ALPHA_ONE);
+		VOP_WIN_SET(vop, win, src_alpha_ctl, val);
+
+		VOP_WIN_SET(vop, win, alpha_pre_mul, ALPHA_SRC_PRE_MUL);
+		VOP_WIN_SET(vop, win, alpha_mode, ALPHA_PER_PIX);
+		VOP_WIN_SET(vop, win, alpha_en, 1);
+	} else {
+		VOP_WIN_SET(vop, win, src_alpha_ctl, SRC_ALPHA_EN(0));
+		VOP_WIN_SET(vop, win, alpha_en, 0);
+	}
+
+	VOP_WIN_SET(vop, win, enable, 1);
+	vop->win_enabled |= BIT(win_index);
+	spin_unlock(&vop->reg_lock);
+}
+
+static int vop_plane_atomic_async_check(struct drm_plane *plane,
+					struct drm_plane_state *state)
+{
+	struct vop_win *vop_win = to_vop_win(plane);
+	const struct vop_win_data *win = vop_win->data;
+	int min_scale = win->phy->scl ? FRAC_16_16(1, 8) :
+					DRM_PLANE_HELPER_NO_SCALING;
+	int max_scale = win->phy->scl ? FRAC_16_16(8, 1) :
+					DRM_PLANE_HELPER_NO_SCALING;
+	struct drm_crtc_state *crtc_state;
+
+	if (plane != state->crtc->cursor)
+		return -EINVAL;
+
+	if (!plane->state)
+		return -EINVAL;
+
+	if (!plane->state->fb)
+		return -EINVAL;
+
+	if (state->state)
+		crtc_state = drm_atomic_get_existing_crtc_state(state->state,
+								state->crtc);
+	else /* Special case for asynchronous cursor updates. */
+		crtc_state = plane->crtc->state;
+
+	return drm_atomic_helper_check_plane_state(plane->state, crtc_state,
+						   min_scale, max_scale,
+						   true, true);
+}
+
+static void vop_plane_atomic_async_update(struct drm_plane *plane,
+					  struct drm_plane_state *new_state)
+{
+	struct vop *vop = to_vop(plane->state->crtc);
+	struct drm_framebuffer *old_fb = plane->state->fb;
+
+	plane->state->crtc_x = new_state->crtc_x;
+	plane->state->crtc_y = new_state->crtc_y;
+	plane->state->crtc_h = new_state->crtc_h;
+	plane->state->crtc_w = new_state->crtc_w;
+	plane->state->src_x = new_state->src_x;
+	plane->state->src_y = new_state->src_y;
+	plane->state->src_h = new_state->src_h;
+	plane->state->src_w = new_state->src_w;
+	swap(plane->state->fb, new_state->fb);
+
+	if (vop->is_enabled) {
+		vop_plane_atomic_update(plane, plane->state);
+		spin_lock(&vop->reg_lock);
+		vop_cfg_done(vop);
+		spin_unlock(&vop->reg_lock);
+
+		/*
+		 * A scanout can still be occurring, so we can't drop the
+		 * reference to the old framebuffer. To solve this we get a
+		 * reference to old_fb and set a worker to release it later.
+		 * FIXME: if we perform 500 async_update calls before the
+		 * vblank, then we can have 500 different framebuffers waiting
+		 * to be released.
+		 */
+		if (old_fb && plane->state->fb != old_fb) {
+			drm_framebuffer_get(old_fb);
+			WARN_ON(drm_crtc_vblank_get(plane->state->crtc) != 0);
+			drm_flip_work_queue(&vop->fb_unref_work, old_fb);
+			set_bit(VOP_PENDING_FB_UNREF, &vop->pending);
+		}
+	}
+}
+
+static const struct drm_plane_helper_funcs plane_helper_funcs = {
+	.atomic_check = vop_plane_atomic_check,
+	.atomic_update = vop_plane_atomic_update,
+	.atomic_disable = vop_plane_atomic_disable,
+	.atomic_async_check = vop_plane_atomic_async_check,
+	.atomic_async_update = vop_plane_atomic_async_update,
+	.prepare_fb = drm_gem_fb_prepare_fb,
+};
+
+static const struct drm_plane_funcs vop_plane_funcs = {
+	.update_plane	= drm_atomic_helper_update_plane,
+	.disable_plane	= drm_atomic_helper_disable_plane,
+	.destroy = vop_plane_destroy,
+	.reset = drm_atomic_helper_plane_reset,
+	.atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state,
+	.atomic_destroy_state = drm_atomic_helper_plane_destroy_state,
+	.format_mod_supported = rockchip_mod_supported,
+};
+
+static int vop_crtc_enable_vblank(struct drm_crtc *crtc)
+{
+	struct vop *vop = to_vop(crtc);
+	unsigned long flags;
+
+	if (WARN_ON(!vop->is_enabled))
+		return -EPERM;
+
+	spin_lock_irqsave(&vop->irq_lock, flags);
+
+	VOP_INTR_SET_TYPE(vop, clear, FS_INTR, 1);
+	VOP_INTR_SET_TYPE(vop, enable, FS_INTR, 1);
+
+	spin_unlock_irqrestore(&vop->irq_lock, flags);
+
+	return 0;
+}
+
+static void vop_crtc_disable_vblank(struct drm_crtc *crtc)
+{
+	struct vop *vop = to_vop(crtc);
+	unsigned long flags;
+
+	if (WARN_ON(!vop->is_enabled))
+		return;
+
+	spin_lock_irqsave(&vop->irq_lock, flags);
+
+	VOP_INTR_SET_TYPE(vop, enable, FS_INTR, 0);
+
+	spin_unlock_irqrestore(&vop->irq_lock, flags);
+}
+
+static bool vop_crtc_mode_fixup(struct drm_crtc *crtc,
+				const struct drm_display_mode *mode,
+				struct drm_display_mode *adjusted_mode)
+{
+	struct vop *vop = to_vop(crtc);
+	unsigned long rate;
+
+	/*
+	 * Clock craziness.
+	 *
+	 * Key points:
+	 *
+	 * - DRM works in in kHz.
+	 * - Clock framework works in Hz.
+	 * - Rockchip's clock driver picks the clock rate that is the
+	 *   same _OR LOWER_ than the one requested.
+	 *
+	 * Action plan:
+	 *
+	 * 1. When DRM gives us a mode, we should add 999 Hz to it.  That way
+	 *    if the clock we need is 60000001 Hz (~60 MHz) and DRM tells us to
+	 *    make 60000 kHz then the clock framework will actually give us
+	 *    the right clock.
+	 *
+	 *    NOTE: if the PLL (maybe through a divider) could actually make
+	 *    a clock rate 999 Hz higher instead of the one we want then this
+	 *    could be a problem.  Unfortunately there's not much we can do
+	 *    since it's baked into DRM to use kHz.  It shouldn't matter in
+	 *    practice since Rockchip PLLs are controlled by tables and
+	 *    even if there is a divider in the middle I wouldn't expect PLL
+	 *    rates in the table that are just a few kHz different.
+	 *
+	 * 2. Get the clock framework to round the rate for us to tell us
+	 *    what it will actually make.
+	 *
+	 * 3. Store the rounded up rate so that we don't need to worry about
+	 *    this in the actual clk_set_rate().
+	 */
+	rate = clk_round_rate(vop->dclk, adjusted_mode->clock * 1000 + 999);
+	adjusted_mode->clock = DIV_ROUND_UP(rate, 1000);
+
+	return true;
+}
+
+static bool vop_dsp_lut_is_enabled(struct vop *vop)
+{
+	return vop_read_reg(vop, 0, &vop->data->common->dsp_lut_en);
+}
+
+static void vop_crtc_write_gamma_lut(struct vop *vop, struct drm_crtc *crtc)
+{
+	struct drm_color_lut *lut = crtc->state->gamma_lut->data;
+	unsigned int i;
+
+	for (i = 0; i < crtc->gamma_size; i++) {
+		u32 word;
+
+		word = (drm_color_lut_extract(lut[i].red, 10) << 20) |
+		       (drm_color_lut_extract(lut[i].green, 10) << 10) |
+			drm_color_lut_extract(lut[i].blue, 10);
+		writel(word, vop->lut_regs + i * 4);
+	}
+}
+
+static void vop_crtc_gamma_set(struct vop *vop, struct drm_crtc *crtc,
+			       struct drm_crtc_state *old_state)
+{
+	struct drm_crtc_state *state = crtc->state;
+	unsigned int idle;
+	int ret;
+
+	if (!vop->lut_regs)
+		return;
+	/*
+	 * To disable gamma (gamma_lut is null) or to write
+	 * an update to the LUT, clear dsp_lut_en.
+	 */
+	spin_lock(&vop->reg_lock);
+	VOP_REG_SET(vop, common, dsp_lut_en, 0);
+	vop_cfg_done(vop);
+	spin_unlock(&vop->reg_lock);
+
+	/*
+	 * In order to write the LUT to the internal memory,
+	 * we need to first make sure the dsp_lut_en bit is cleared.
+	 */
+	ret = readx_poll_timeout(vop_dsp_lut_is_enabled, vop,
+				 idle, !idle, 5, 30 * 1000);
+	if (ret) {
+		DRM_DEV_ERROR(vop->dev, "display LUT RAM enable timeout!\n");
+		return;
+	}
+
+	if (!state->gamma_lut)
+		return;
+
+	spin_lock(&vop->reg_lock);
+	vop_crtc_write_gamma_lut(vop, crtc);
+	VOP_REG_SET(vop, common, dsp_lut_en, 1);
+	vop_cfg_done(vop);
+	spin_unlock(&vop->reg_lock);
+}
+
+static void vop_crtc_atomic_begin(struct drm_crtc *crtc,
+				  struct drm_crtc_state *old_crtc_state)
+{
+	struct vop *vop = to_vop(crtc);
+
+	/*
+	 * Only update GAMMA if the 'active' flag is not changed,
+	 * otherwise it's updated by .atomic_enable.
+	 */
+	if (crtc->state->color_mgmt_changed &&
+	    !crtc->state->active_changed)
+		vop_crtc_gamma_set(vop, crtc, old_crtc_state);
+}
+
+static void vop_crtc_atomic_enable(struct drm_crtc *crtc,
+				   struct drm_crtc_state *old_state)
+{
+	struct vop *vop = to_vop(crtc);
+	const struct vop_data *vop_data = vop->data;
+	struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc->state);
+	struct drm_display_mode *adjusted_mode = &crtc->state->adjusted_mode;
+	u16 hsync_len = adjusted_mode->hsync_end - adjusted_mode->hsync_start;
+	u16 hdisplay = adjusted_mode->hdisplay;
+	u16 htotal = adjusted_mode->htotal;
+	u16 hact_st = adjusted_mode->htotal - adjusted_mode->hsync_start;
+	u16 hact_end = hact_st + hdisplay;
+	u16 vdisplay = adjusted_mode->vdisplay;
+	u16 vtotal = adjusted_mode->vtotal;
+	u16 vsync_len = adjusted_mode->vsync_end - adjusted_mode->vsync_start;
+	u16 vact_st = adjusted_mode->vtotal - adjusted_mode->vsync_start;
+	u16 vact_end = vact_st + vdisplay;
+	uint32_t pin_pol, val;
+	int dither_bpc = s->output_bpc ? s->output_bpc : 10;
+	int ret;
+
+	if (old_state && old_state->self_refresh_active) {
+		drm_crtc_vblank_on(crtc);
+		rockchip_drm_set_win_enabled(crtc, true);
+		return;
+	}
+
+	/*
+	 * If we have a GAMMA LUT in the state, then let's make sure
+	 * it's updated. We might be coming out of suspend,
+	 * which means the LUT internal memory needs to be re-written.
+	 */
+	if (crtc->state->gamma_lut)
+		vop_crtc_gamma_set(vop, crtc, old_state);
+
+	mutex_lock(&vop->vop_lock);
+
+	WARN_ON(vop->event);
+
+	ret = vop_enable(crtc, old_state);
+	if (ret) {
+		mutex_unlock(&vop->vop_lock);
+		DRM_DEV_ERROR(vop->dev, "Failed to enable vop (%d)\n", ret);
+		return;
+	}
+	pin_pol = (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) ?
+		   BIT(HSYNC_POSITIVE) : 0;
+	pin_pol |= (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC) ?
+		   BIT(VSYNC_POSITIVE) : 0;
+	VOP_REG_SET(vop, output, pin_pol, pin_pol);
+	VOP_REG_SET(vop, output, mipi_dual_channel_en, 0);
+
+	switch (s->output_type) {
+	case DRM_MODE_CONNECTOR_LVDS:
+		VOP_REG_SET(vop, output, rgb_dclk_pol, 1);
+		VOP_REG_SET(vop, output, rgb_pin_pol, pin_pol);
+		VOP_REG_SET(vop, output, rgb_en, 1);
+		break;
+	case DRM_MODE_CONNECTOR_eDP:
+		VOP_REG_SET(vop, output, edp_dclk_pol, 1);
+		VOP_REG_SET(vop, output, edp_pin_pol, pin_pol);
+		VOP_REG_SET(vop, output, edp_en, 1);
+		break;
+	case DRM_MODE_CONNECTOR_HDMIA:
+		VOP_REG_SET(vop, output, hdmi_dclk_pol, 1);
+		VOP_REG_SET(vop, output, hdmi_pin_pol, pin_pol);
+		VOP_REG_SET(vop, output, hdmi_en, 1);
+		break;
+	case DRM_MODE_CONNECTOR_DSI:
+		VOP_REG_SET(vop, output, mipi_dclk_pol, 1);
+		VOP_REG_SET(vop, output, mipi_pin_pol, pin_pol);
+		VOP_REG_SET(vop, output, mipi_en, 1);
+		VOP_REG_SET(vop, output, mipi_dual_channel_en,
+			    !!(s->output_flags & ROCKCHIP_OUTPUT_DSI_DUAL));
+		break;
+	case DRM_MODE_CONNECTOR_DisplayPort:
+		VOP_REG_SET(vop, output, dp_dclk_pol, 0);
+		VOP_REG_SET(vop, output, dp_pin_pol, pin_pol);
+		VOP_REG_SET(vop, output, dp_en, 1);
+		break;
+	default:
+		DRM_DEV_ERROR(vop->dev, "unsupported connector_type [%d]\n",
+			      s->output_type);
+	}
+
+	/*
+	 * if vop is not support RGB10 output, need force RGB10 to RGB888.
+	 */
+	if (s->output_mode == ROCKCHIP_OUT_MODE_AAAA &&
+	    !(vop_data->feature & VOP_FEATURE_OUTPUT_RGB10))
+		s->output_mode = ROCKCHIP_OUT_MODE_P888;
+
+	if (s->output_mode == ROCKCHIP_OUT_MODE_AAAA && dither_bpc <= 8)
+		VOP_REG_SET(vop, common, pre_dither_down, 1);
+	else
+		VOP_REG_SET(vop, common, pre_dither_down, 0);
+
+	if (dither_bpc == 6) {
+		VOP_REG_SET(vop, common, dither_down_sel, DITHER_DOWN_ALLEGRO);
+		VOP_REG_SET(vop, common, dither_down_mode, RGB888_TO_RGB666);
+		VOP_REG_SET(vop, common, dither_down_en, 1);
+	} else {
+		VOP_REG_SET(vop, common, dither_down_en, 0);
+	}
+
+	VOP_REG_SET(vop, common, out_mode, s->output_mode);
+
+	VOP_REG_SET(vop, modeset, htotal_pw, (htotal << 16) | hsync_len);
+	val = hact_st << 16;
+	val |= hact_end;
+	VOP_REG_SET(vop, modeset, hact_st_end, val);
+	VOP_REG_SET(vop, modeset, hpost_st_end, val);
+
+	VOP_REG_SET(vop, modeset, vtotal_pw, (vtotal << 16) | vsync_len);
+	val = vact_st << 16;
+	val |= vact_end;
+	VOP_REG_SET(vop, modeset, vact_st_end, val);
+	VOP_REG_SET(vop, modeset, vpost_st_end, val);
+
+	VOP_REG_SET(vop, intr, line_flag_num[0], vact_end);
+
+	clk_set_rate(vop->dclk, adjusted_mode->clock * 1000);
+
+	VOP_REG_SET(vop, common, standby, 0);
+	mutex_unlock(&vop->vop_lock);
+}
+
+static bool vop_fs_irq_is_pending(struct vop *vop)
+{
+	return VOP_INTR_GET_TYPE(vop, status, FS_INTR);
+}
+
+static void vop_wait_for_irq_handler(struct vop *vop)
+{
+	bool pending;
+	int ret;
+
+	/*
+	 * Spin until frame start interrupt status bit goes low, which means
+	 * that interrupt handler was invoked and cleared it. The timeout of
+	 * 10 msecs is really too long, but it is just a safety measure if
+	 * something goes really wrong. The wait will only happen in the very
+	 * unlikely case of a vblank happening exactly at the same time and
+	 * shouldn't exceed microseconds range.
+	 */
+	ret = readx_poll_timeout_atomic(vop_fs_irq_is_pending, vop, pending,
+					!pending, 0, 10 * 1000);
+	if (ret)
+		DRM_DEV_ERROR(vop->dev, "VOP vblank IRQ stuck for 10 ms\n");
+
+	synchronize_irq(vop->irq);
+}
+
+static int vop_crtc_atomic_check(struct drm_crtc *crtc,
+				 struct drm_crtc_state *crtc_state)
+{
+	struct vop *vop = to_vop(crtc);
+	struct drm_plane *plane;
+	struct drm_plane_state *plane_state;
+	struct rockchip_crtc_state *s;
+	int afbc_planes = 0;
+
+	if (vop->lut_regs && crtc_state->color_mgmt_changed &&
+	    crtc_state->gamma_lut) {
+		unsigned int len;
+
+		len = drm_color_lut_size(crtc_state->gamma_lut);
+		if (len != crtc->gamma_size) {
+			DRM_DEBUG_KMS("Invalid LUT size; got %d, expected %d\n",
+				      len, crtc->gamma_size);
+			return -EINVAL;
+		}
+	}
+
+	drm_atomic_crtc_state_for_each_plane(plane, crtc_state) {
+		plane_state =
+			drm_atomic_get_plane_state(crtc_state->state, plane);
+		if (IS_ERR(plane_state)) {
+			DRM_DEBUG_KMS("Cannot get plane state for plane %s\n",
+				      plane->name);
+			return PTR_ERR(plane_state);
+		}
+
+		if (drm_is_afbc(plane_state->fb->modifier))
+			++afbc_planes;
+	}
+
+	if (afbc_planes > 1) {
+		DRM_DEBUG_KMS("Invalid number of AFBC planes; got %d, expected at most 1\n", afbc_planes);
+		return -EINVAL;
+	}
+
+	s = to_rockchip_crtc_state(crtc_state);
+	s->enable_afbc = afbc_planes > 0;
+
+	return 0;
+}
+
+static void vop_crtc_atomic_flush(struct drm_crtc *crtc,
+				  struct drm_crtc_state *old_crtc_state)
+{
+	struct drm_atomic_state *old_state = old_crtc_state->state;
+	struct drm_plane_state *old_plane_state, *new_plane_state;
+	struct vop *vop = to_vop(crtc);
+	struct drm_plane *plane;
+	struct rockchip_crtc_state *s;
+	int i;
+
+	if (WARN_ON(!vop->is_enabled))
+		return;
+
+	spin_lock(&vop->reg_lock);
+
+	/* Enable AFBC if there is some AFBC window, disable otherwise. */
+	s = to_rockchip_crtc_state(crtc->state);
+	VOP_AFBC_SET(vop, enable, s->enable_afbc);
+	vop_cfg_done(vop);
+
+	spin_unlock(&vop->reg_lock);
+
+	/*
+	 * There is a (rather unlikely) possiblity that a vblank interrupt
+	 * fired before we set the cfg_done bit. To avoid spuriously
+	 * signalling flip completion we need to wait for it to finish.
+	 */
+	vop_wait_for_irq_handler(vop);
+
+	spin_lock_irq(&crtc->dev->event_lock);
+	if (crtc->state->event) {
+		WARN_ON(drm_crtc_vblank_get(crtc) != 0);
+		WARN_ON(vop->event);
+
+		vop->event = crtc->state->event;
+		crtc->state->event = NULL;
+	}
+	spin_unlock_irq(&crtc->dev->event_lock);
+
+	for_each_oldnew_plane_in_state(old_state, plane, old_plane_state,
+				       new_plane_state, i) {
+		if (!old_plane_state->fb)
+			continue;
+
+		if (old_plane_state->fb == new_plane_state->fb)
+			continue;
+
+		drm_framebuffer_get(old_plane_state->fb);
+		WARN_ON(drm_crtc_vblank_get(crtc) != 0);
+		drm_flip_work_queue(&vop->fb_unref_work, old_plane_state->fb);
+		set_bit(VOP_PENDING_FB_UNREF, &vop->pending);
+	}
+}
+
+static const struct drm_crtc_helper_funcs vop_crtc_helper_funcs = {
+	.mode_fixup = vop_crtc_mode_fixup,
+	.atomic_check = vop_crtc_atomic_check,
+	.atomic_begin = vop_crtc_atomic_begin,
+	.atomic_flush = vop_crtc_atomic_flush,
+	.atomic_enable = vop_crtc_atomic_enable,
+	.atomic_disable = vop_crtc_atomic_disable,
+};
+
+static void vop_crtc_destroy(struct drm_crtc *crtc)
+{
+	drm_crtc_cleanup(crtc);
+}
+
+static struct drm_crtc_state *vop_crtc_duplicate_state(struct drm_crtc *crtc)
+{
+	struct rockchip_crtc_state *rockchip_state;
+
+	if (WARN_ON(!crtc->state))
+		return NULL;
+
+	rockchip_state = kmemdup(to_rockchip_crtc_state(crtc->state),
+				 sizeof(*rockchip_state), GFP_KERNEL);
+	if (!rockchip_state)
+		return NULL;
+
+	__drm_atomic_helper_crtc_duplicate_state(crtc, &rockchip_state->base);
+	return &rockchip_state->base;
+}
+
+static void vop_crtc_destroy_state(struct drm_crtc *crtc,
+				   struct drm_crtc_state *state)
+{
+	struct rockchip_crtc_state *s = to_rockchip_crtc_state(state);
+
+	__drm_atomic_helper_crtc_destroy_state(&s->base);
+	kfree(s);
+}
+
+static void vop_crtc_reset(struct drm_crtc *crtc)
+{
+	struct rockchip_crtc_state *crtc_state =
+		kzalloc(sizeof(*crtc_state), GFP_KERNEL);
+
+	if (crtc->state)
+		vop_crtc_destroy_state(crtc, crtc->state);
+
+	if (crtc_state)
+		__drm_atomic_helper_crtc_reset(crtc, &crtc_state->base);
+	else
+		__drm_atomic_helper_crtc_reset(crtc, NULL);
+}
+
+#ifdef CONFIG_DRM_ANALOGIX_DP
+static struct drm_connector *vop_get_edp_connector(struct vop *vop)
+{
+	struct drm_connector *connector;
+	struct drm_connector_list_iter conn_iter;
+
+	drm_connector_list_iter_begin(vop->drm_dev, &conn_iter);
+	drm_for_each_connector_iter(connector, &conn_iter) {
+		if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
+			drm_connector_list_iter_end(&conn_iter);
+			return connector;
+		}
+	}
+	drm_connector_list_iter_end(&conn_iter);
+
+	return NULL;
+}
+
+static int vop_crtc_set_crc_source(struct drm_crtc *crtc,
+				   const char *source_name)
+{
+	struct vop *vop = to_vop(crtc);
+	struct drm_connector *connector;
+	int ret;
+
+	connector = vop_get_edp_connector(vop);
+	if (!connector)
+		return -EINVAL;
+
+	if (source_name && strcmp(source_name, "auto") == 0)
+		ret = analogix_dp_start_crc(connector);
+	else if (!source_name)
+		ret = analogix_dp_stop_crc(connector);
+	else
+		ret = -EINVAL;
+
+	return ret;
+}
+
+static int
+vop_crtc_verify_crc_source(struct drm_crtc *crtc, const char *source_name,
+			   size_t *values_cnt)
+{
+	if (source_name && strcmp(source_name, "auto") != 0)
+		return -EINVAL;
+
+	*values_cnt = 3;
+	return 0;
+}
+
+#else
+static int vop_crtc_set_crc_source(struct drm_crtc *crtc,
+				   const char *source_name)
+{
+	return -ENODEV;
+}
+
+static int
+vop_crtc_verify_crc_source(struct drm_crtc *crtc, const char *source_name,
+			   size_t *values_cnt)
+{
+	return -ENODEV;
+}
+#endif
+
+static const struct drm_crtc_funcs vop_crtc_funcs = {
+	.set_config = drm_atomic_helper_set_config,
+	.page_flip = drm_atomic_helper_page_flip,
+	.destroy = vop_crtc_destroy,
+	.reset = vop_crtc_reset,
+	.atomic_duplicate_state = vop_crtc_duplicate_state,
+	.atomic_destroy_state = vop_crtc_destroy_state,
+	.enable_vblank = vop_crtc_enable_vblank,
+	.disable_vblank = vop_crtc_disable_vblank,
+	.set_crc_source = vop_crtc_set_crc_source,
+	.verify_crc_source = vop_crtc_verify_crc_source,
+	.gamma_set = drm_atomic_helper_legacy_gamma_set,
+};
+
+static void vop_fb_unref_worker(struct drm_flip_work *work, void *val)
+{
+	struct vop *vop = container_of(work, struct vop, fb_unref_work);
+	struct drm_framebuffer *fb = val;
+
+	drm_crtc_vblank_put(&vop->crtc);
+	drm_framebuffer_put(fb);
+}
+
+static void vop_handle_vblank(struct vop *vop)
+{
+	struct drm_device *drm = vop->drm_dev;
+	struct drm_crtc *crtc = &vop->crtc;
+
+	spin_lock(&drm->event_lock);
+	if (vop->event) {
+		drm_crtc_send_vblank_event(crtc, vop->event);
+		drm_crtc_vblank_put(crtc);
+		vop->event = NULL;
+	}
+	spin_unlock(&drm->event_lock);
+
+	if (test_and_clear_bit(VOP_PENDING_FB_UNREF, &vop->pending))
+		drm_flip_work_commit(&vop->fb_unref_work, system_unbound_wq);
+}
+
+static irqreturn_t vop_isr(int irq, void *data)
+{
+	struct vop *vop = data;
+	struct drm_crtc *crtc = &vop->crtc;
+	uint32_t active_irqs;
+	int ret = IRQ_NONE;
+
+	/*
+	 * The irq is shared with the iommu. If the runtime-pm state of the
+	 * vop-device is disabled the irq has to be targeted at the iommu.
+	 */
+	if (!pm_runtime_get_if_in_use(vop->dev))
+		return IRQ_NONE;
+
+	if (vop_core_clks_enable(vop)) {
+		DRM_DEV_ERROR_RATELIMITED(vop->dev, "couldn't enable clocks\n");
+		goto out;
+	}
+
+	/*
+	 * interrupt register has interrupt status, enable and clear bits, we
+	 * must hold irq_lock to avoid a race with enable/disable_vblank().
+	*/
+	spin_lock(&vop->irq_lock);
+
+	active_irqs = VOP_INTR_GET_TYPE(vop, status, INTR_MASK);
+	/* Clear all active interrupt sources */
+	if (active_irqs)
+		VOP_INTR_SET_TYPE(vop, clear, active_irqs, 1);
+
+	spin_unlock(&vop->irq_lock);
+
+	/* This is expected for vop iommu irqs, since the irq is shared */
+	if (!active_irqs)
+		goto out_disable;
+
+	if (active_irqs & DSP_HOLD_VALID_INTR) {
+		complete(&vop->dsp_hold_completion);
+		active_irqs &= ~DSP_HOLD_VALID_INTR;
+		ret = IRQ_HANDLED;
+	}
+
+	if (active_irqs & LINE_FLAG_INTR) {
+		complete(&vop->line_flag_completion);
+		active_irqs &= ~LINE_FLAG_INTR;
+		ret = IRQ_HANDLED;
+	}
+
+	if (active_irqs & FS_INTR) {
+		drm_crtc_handle_vblank(crtc);
+		vop_handle_vblank(vop);
+		active_irqs &= ~FS_INTR;
+		ret = IRQ_HANDLED;
+	}
+
+	/* Unhandled irqs are spurious. */
+	if (active_irqs)
+		DRM_DEV_ERROR(vop->dev, "Unknown VOP IRQs: %#02x\n",
+			      active_irqs);
+
+out_disable:
+	vop_core_clks_disable(vop);
+out:
+	pm_runtime_put(vop->dev);
+	return ret;
+}
+
+static void vop_plane_add_properties(struct drm_plane *plane,
+				     const struct vop_win_data *win_data)
+{
+	unsigned int flags = 0;
+
+	flags |= VOP_WIN_HAS_REG(win_data, x_mir_en) ? DRM_MODE_REFLECT_X : 0;
+	flags |= VOP_WIN_HAS_REG(win_data, y_mir_en) ? DRM_MODE_REFLECT_Y : 0;
+	if (flags)
+		drm_plane_create_rotation_property(plane, DRM_MODE_ROTATE_0,
+						   DRM_MODE_ROTATE_0 | flags);
+}
+
+static int vop_create_crtc(struct vop *vop)
+{
+	const struct vop_data *vop_data = vop->data;
+	struct device *dev = vop->dev;
+	struct drm_device *drm_dev = vop->drm_dev;
+	struct drm_plane *primary = NULL, *cursor = NULL, *plane, *tmp;
+	struct drm_crtc *crtc = &vop->crtc;
+	struct device_node *port;
+	int ret;
+	int i;
+
+	/*
+	 * Create drm_plane for primary and cursor planes first, since we need
+	 * to pass them to drm_crtc_init_with_planes, which sets the
+	 * "possible_crtcs" to the newly initialized crtc.
+	 */
+	for (i = 0; i < vop_data->win_size; i++) {
+		struct vop_win *vop_win = &vop->win[i];
+		const struct vop_win_data *win_data = vop_win->data;
+
+		if (win_data->type != DRM_PLANE_TYPE_PRIMARY &&
+		    win_data->type != DRM_PLANE_TYPE_CURSOR)
+			continue;
+
+		ret = drm_universal_plane_init(vop->drm_dev, &vop_win->base,
+					       0, &vop_plane_funcs,
+					       win_data->phy->data_formats,
+					       win_data->phy->nformats,
+					       win_data->phy->format_modifiers,
+					       win_data->type, NULL);
+		if (ret) {
+			DRM_DEV_ERROR(vop->dev, "failed to init plane %d\n",
+				      ret);
+			goto err_cleanup_planes;
+		}
+
+		plane = &vop_win->base;
+		drm_plane_helper_add(plane, &plane_helper_funcs);
+		vop_plane_add_properties(plane, win_data);
+		if (plane->type == DRM_PLANE_TYPE_PRIMARY)
+			primary = plane;
+		else if (plane->type == DRM_PLANE_TYPE_CURSOR)
+			cursor = plane;
+	}
+
+	ret = drm_crtc_init_with_planes(drm_dev, crtc, primary, cursor,
+					&vop_crtc_funcs, NULL);
+	if (ret)
+		goto err_cleanup_planes;
+
+	drm_crtc_helper_add(crtc, &vop_crtc_helper_funcs);
+	if (vop->lut_regs) {
+		drm_mode_crtc_set_gamma_size(crtc, vop_data->lut_size);
+		drm_crtc_enable_color_mgmt(crtc, 0, false, vop_data->lut_size);
+	}
+
+	/*
+	 * Create drm_planes for overlay windows with possible_crtcs restricted
+	 * to the newly created crtc.
+	 */
+	for (i = 0; i < vop_data->win_size; i++) {
+		struct vop_win *vop_win = &vop->win[i];
+		const struct vop_win_data *win_data = vop_win->data;
+		unsigned long possible_crtcs = drm_crtc_mask(crtc);
+
+		if (win_data->type != DRM_PLANE_TYPE_OVERLAY)
+			continue;
+
+		ret = drm_universal_plane_init(vop->drm_dev, &vop_win->base,
+					       possible_crtcs,
+					       &vop_plane_funcs,
+					       win_data->phy->data_formats,
+					       win_data->phy->nformats,
+					       win_data->phy->format_modifiers,
+					       win_data->type, NULL);
+		if (ret) {
+			DRM_DEV_ERROR(vop->dev, "failed to init overlay %d\n",
+				      ret);
+			goto err_cleanup_crtc;
+		}
+		drm_plane_helper_add(&vop_win->base, &plane_helper_funcs);
+		vop_plane_add_properties(&vop_win->base, win_data);
+	}
+
+	port = of_get_child_by_name(dev->of_node, "port");
+	if (!port) {
+		DRM_DEV_ERROR(vop->dev, "no port node found in %pOF\n",
+			      dev->of_node);
+		ret = -ENOENT;
+		goto err_cleanup_crtc;
+	}
+
+	drm_flip_work_init(&vop->fb_unref_work, "fb_unref",
+			   vop_fb_unref_worker);
+
+	init_completion(&vop->dsp_hold_completion);
+	init_completion(&vop->line_flag_completion);
+	crtc->port = port;
+
+	ret = drm_self_refresh_helper_init(crtc);
+	if (ret)
+		DRM_DEV_DEBUG_KMS(vop->dev,
+			"Failed to init %s with SR helpers %d, ignoring\n",
+			crtc->name, ret);
+
+	return 0;
+
+err_cleanup_crtc:
+	drm_crtc_cleanup(crtc);
+err_cleanup_planes:
+	list_for_each_entry_safe(plane, tmp, &drm_dev->mode_config.plane_list,
+				 head)
+		drm_plane_cleanup(plane);
+	return ret;
+}
+
+static void vop_destroy_crtc(struct vop *vop)
+{
+	struct drm_crtc *crtc = &vop->crtc;
+	struct drm_device *drm_dev = vop->drm_dev;
+	struct drm_plane *plane, *tmp;
+
+	drm_self_refresh_helper_cleanup(crtc);
+
+	of_node_put(crtc->port);
+
+	/*
+	 * We need to cleanup the planes now.  Why?
+	 *
+	 * The planes are "&vop->win[i].base".  That means the memory is
+	 * all part of the big "struct vop" chunk of memory.  That memory
+	 * was devm allocated and associated with this component.  We need to
+	 * free it ourselves before vop_unbind() finishes.
+	 */
+	list_for_each_entry_safe(plane, tmp, &drm_dev->mode_config.plane_list,
+				 head)
+		vop_plane_destroy(plane);
+
+	/*
+	 * Destroy CRTC after vop_plane_destroy() since vop_disable_plane()
+	 * references the CRTC.
+	 */
+	drm_crtc_cleanup(crtc);
+	drm_flip_work_cleanup(&vop->fb_unref_work);
+}
+
+static int vop_initial(struct vop *vop)
+{
+	struct reset_control *ahb_rst;
+	int i, ret;
+
+	vop->hclk = devm_clk_get(vop->dev, "hclk_vop");
+	if (IS_ERR(vop->hclk)) {
+		DRM_DEV_ERROR(vop->dev, "failed to get hclk source\n");
+		return PTR_ERR(vop->hclk);
+	}
+	vop->aclk = devm_clk_get(vop->dev, "aclk_vop");
+	if (IS_ERR(vop->aclk)) {
+		DRM_DEV_ERROR(vop->dev, "failed to get aclk source\n");
+		return PTR_ERR(vop->aclk);
+	}
+	vop->dclk = devm_clk_get(vop->dev, "dclk_vop");
+	if (IS_ERR(vop->dclk)) {
+		DRM_DEV_ERROR(vop->dev, "failed to get dclk source\n");
+		return PTR_ERR(vop->dclk);
+	}
+
+	ret = pm_runtime_get_sync(vop->dev);
+	if (ret < 0) {
+		DRM_DEV_ERROR(vop->dev, "failed to get pm runtime: %d\n", ret);
+		return ret;
+	}
+
+	ret = clk_prepare(vop->dclk);
+	if (ret < 0) {
+		DRM_DEV_ERROR(vop->dev, "failed to prepare dclk\n");
+		goto err_put_pm_runtime;
+	}
+
+	/* Enable both the hclk and aclk to setup the vop */
+	ret = clk_prepare_enable(vop->hclk);
+	if (ret < 0) {
+		DRM_DEV_ERROR(vop->dev, "failed to prepare/enable hclk\n");
+		goto err_unprepare_dclk;
+	}
+
+	ret = clk_prepare_enable(vop->aclk);
+	if (ret < 0) {
+		DRM_DEV_ERROR(vop->dev, "failed to prepare/enable aclk\n");
+		goto err_disable_hclk;
+	}
+
+	/*
+	 * do hclk_reset, reset all vop registers.
+	 */
+	ahb_rst = devm_reset_control_get(vop->dev, "ahb");
+	if (IS_ERR(ahb_rst)) {
+		DRM_DEV_ERROR(vop->dev, "failed to get ahb reset\n");
+		ret = PTR_ERR(ahb_rst);
+		goto err_disable_aclk;
+	}
+	reset_control_assert(ahb_rst);
+	usleep_range(10, 20);
+	reset_control_deassert(ahb_rst);
+
+	VOP_INTR_SET_TYPE(vop, clear, INTR_MASK, 1);
+	VOP_INTR_SET_TYPE(vop, enable, INTR_MASK, 0);
+
+	for (i = 0; i < vop->len; i += sizeof(u32))
+		vop->regsbak[i / 4] = readl_relaxed(vop->regs + i);
+
+	VOP_REG_SET(vop, misc, global_regdone_en, 1);
+	VOP_REG_SET(vop, common, dsp_blank, 0);
+
+	for (i = 0; i < vop->data->win_size; i++) {
+		struct vop_win *vop_win = &vop->win[i];
+		const struct vop_win_data *win = vop_win->data;
+		int channel = i * 2 + 1;
+
+		VOP_WIN_SET(vop, win, channel, (channel + 1) << 4 | channel);
+		vop_win_disable(vop, vop_win);
+		VOP_WIN_SET(vop, win, gate, 1);
+	}
+
+	vop_cfg_done(vop);
+
+	/*
+	 * do dclk_reset, let all config take affect.
+	 */
+	vop->dclk_rst = devm_reset_control_get(vop->dev, "dclk");
+	if (IS_ERR(vop->dclk_rst)) {
+		DRM_DEV_ERROR(vop->dev, "failed to get dclk reset\n");
+		ret = PTR_ERR(vop->dclk_rst);
+		goto err_disable_aclk;
+	}
+	reset_control_assert(vop->dclk_rst);
+	usleep_range(10, 20);
+	reset_control_deassert(vop->dclk_rst);
+
+	clk_disable(vop->hclk);
+	clk_disable(vop->aclk);
+
+	vop->is_enabled = false;
+
+	pm_runtime_put_sync(vop->dev);
+
+	return 0;
+
+err_disable_aclk:
+	clk_disable_unprepare(vop->aclk);
+err_disable_hclk:
+	clk_disable_unprepare(vop->hclk);
+err_unprepare_dclk:
+	clk_unprepare(vop->dclk);
+err_put_pm_runtime:
+	pm_runtime_put_sync(vop->dev);
+	return ret;
+}
+
+/*
+ * Initialize the vop->win array elements.
+ */
+static void vop_win_init(struct vop *vop)
+{
+	const struct vop_data *vop_data = vop->data;
+	unsigned int i;
+
+	for (i = 0; i < vop_data->win_size; i++) {
+		struct vop_win *vop_win = &vop->win[i];
+		const struct vop_win_data *win_data = &vop_data->win[i];
+
+		vop_win->data = win_data;
+		vop_win->vop = vop;
+
+		if (vop_data->win_yuv2yuv)
+			vop_win->yuv2yuv_data = &vop_data->win_yuv2yuv[i];
+	}
+}
+
+/**
+ * rockchip_drm_wait_vact_end
+ * @crtc: CRTC to enable line flag
+ * @mstimeout: millisecond for timeout
+ *
+ * Wait for vact_end line flag irq or timeout.
+ *
+ * Returns:
+ * Zero on success, negative errno on failure.
+ */
+int rockchip_drm_wait_vact_end(struct drm_crtc *crtc, unsigned int mstimeout)
+{
+	struct vop *vop = to_vop(crtc);
+	unsigned long jiffies_left;
+	int ret = 0;
+
+	if (!crtc || !vop->is_enabled)
+		return -ENODEV;
+
+	mutex_lock(&vop->vop_lock);
+	if (mstimeout <= 0) {
+		ret = -EINVAL;
+		goto out;
+	}
+
+	if (vop_line_flag_irq_is_enabled(vop)) {
+		ret = -EBUSY;
+		goto out;
+	}
+
+	reinit_completion(&vop->line_flag_completion);
+	vop_line_flag_irq_enable(vop);
+
+	jiffies_left = wait_for_completion_timeout(&vop->line_flag_completion,
+						   msecs_to_jiffies(mstimeout));
+	vop_line_flag_irq_disable(vop);
+
+	if (jiffies_left == 0) {
+		DRM_DEV_ERROR(vop->dev, "Timeout waiting for IRQ\n");
+		ret = -ETIMEDOUT;
+		goto out;
+	}
+
+out:
+	mutex_unlock(&vop->vop_lock);
+	return ret;
+}
+EXPORT_SYMBOL(rockchip_drm_wait_vact_end);
+
+static int vop_bind(struct device *dev, struct device *master, void *data)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	const struct vop_data *vop_data;
+	struct drm_device *drm_dev = data;
+	struct vop *vop;
+	struct resource *res;
+	int ret, irq;
+
+	vop_data = of_device_get_match_data(dev);
+	if (!vop_data)
+		return -ENODEV;
+
+	/* Allocate vop struct and its vop_win array */
+	vop = devm_kzalloc(dev, struct_size(vop, win, vop_data->win_size),
+			   GFP_KERNEL);
+	if (!vop)
+		return -ENOMEM;
+
+	vop->dev = dev;
+	vop->data = vop_data;
+	vop->drm_dev = drm_dev;
+	dev_set_drvdata(dev, vop);
+
+	vop_win_init(vop);
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	vop->regs = devm_ioremap_resource(dev, res);
+	if (IS_ERR(vop->regs))
+		return PTR_ERR(vop->regs);
+	vop->len = resource_size(res);
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+	if (res) {
+		if (!vop_data->lut_size) {
+			DRM_DEV_ERROR(dev, "no gamma LUT size defined\n");
+			return -EINVAL;
+		}
+		vop->lut_regs = devm_ioremap_resource(dev, res);
+		if (IS_ERR(vop->lut_regs))
+			return PTR_ERR(vop->lut_regs);
+	}
+
+	vop->regsbak = devm_kzalloc(dev, vop->len, GFP_KERNEL);
+	if (!vop->regsbak)
+		return -ENOMEM;
+
+	irq = platform_get_irq(pdev, 0);
+	if (irq < 0) {
+		DRM_DEV_ERROR(dev, "cannot find irq for vop\n");
+		return irq;
+	}
+	vop->irq = (unsigned int)irq;
+
+	spin_lock_init(&vop->reg_lock);
+	spin_lock_init(&vop->irq_lock);
+	mutex_init(&vop->vop_lock);
+
+	ret = vop_create_crtc(vop);
+	if (ret)
+		return ret;
+
+	pm_runtime_enable(&pdev->dev);
+
+	ret = vop_initial(vop);
+	if (ret < 0) {
+		DRM_DEV_ERROR(&pdev->dev,
+			      "cannot initial vop dev - err %d\n", ret);
+		goto err_disable_pm_runtime;
+	}
+
+	ret = devm_request_irq(dev, vop->irq, vop_isr,
+			       IRQF_SHARED, dev_name(dev), vop);
+	if (ret)
+		goto err_disable_pm_runtime;
+
+	if (vop->data->feature & VOP_FEATURE_INTERNAL_RGB) {
+		vop->rgb = rockchip_rgb_init(dev, &vop->crtc, vop->drm_dev);
+		if (IS_ERR(vop->rgb)) {
+			ret = PTR_ERR(vop->rgb);
+			goto err_disable_pm_runtime;
+		}
+	}
+
+	return 0;
+
+err_disable_pm_runtime:
+	pm_runtime_disable(&pdev->dev);
+	vop_destroy_crtc(vop);
+	return ret;
+}
+
+static void vop_unbind(struct device *dev, struct device *master, void *data)
+{
+	struct vop *vop = dev_get_drvdata(dev);
+
+	if (vop->rgb)
+		rockchip_rgb_fini(vop->rgb);
+
+	pm_runtime_disable(dev);
+	vop_destroy_crtc(vop);
+
+	clk_unprepare(vop->aclk);
+	clk_unprepare(vop->hclk);
+	clk_unprepare(vop->dclk);
+}
+
+const struct component_ops vop_component_ops = {
+	.bind = vop_bind,
+	.unbind = vop_unbind,
+};
+EXPORT_SYMBOL_GPL(vop_component_ops);
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.h b/drivers/gpu/drm/rockchip/rockchip_drm_vop.h
new file mode 100644
index 000000000..857d97cdc
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.h
@@ -0,0 +1,413 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ */
+
+#ifndef _ROCKCHIP_DRM_VOP_H
+#define _ROCKCHIP_DRM_VOP_H
+
+/*
+ * major: IP major version, used for IP structure
+ * minor: big feature change under same structure
+ */
+#define VOP_VERSION(major, minor)	((major) << 8 | (minor))
+#define VOP_MAJOR(version)		((version) >> 8)
+#define VOP_MINOR(version)		((version) & 0xff)
+
+#define NUM_YUV2YUV_COEFFICIENTS 12
+
+/* AFBC supports a number of configurable modes. Relevant to us is block size
+ * (16x16 or 32x8), storage modifiers (SPARSE, SPLIT), and the YUV-like
+ * colourspace transform (YTR). 16x16 SPARSE mode is always used. SPLIT mode
+ * could be enabled via the hreg_block_split register, but is not currently
+ * handled. The colourspace transform is implicitly always assumed by the
+ * decoder, so consumers must use this transform as well.
+ *
+ * Failure to match modifiers will cause errors displaying AFBC buffers
+ * produced by conformant AFBC producers, including Mesa.
+ */
+#define ROCKCHIP_AFBC_MOD \
+	DRM_FORMAT_MOD_ARM_AFBC( \
+		AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 | AFBC_FORMAT_MOD_SPARSE \
+			| AFBC_FORMAT_MOD_YTR \
+	)
+
+enum vop_data_format {
+	VOP_FMT_ARGB8888 = 0,
+	VOP_FMT_RGB888,
+	VOP_FMT_RGB565,
+	VOP_FMT_YUV420SP = 4,
+	VOP_FMT_YUV422SP,
+	VOP_FMT_YUV444SP,
+};
+
+struct vop_reg {
+	uint32_t mask;
+	uint16_t offset;
+	uint8_t shift;
+	bool write_mask;
+	bool relaxed;
+};
+
+struct vop_afbc {
+	struct vop_reg enable;
+	struct vop_reg win_sel;
+	struct vop_reg format;
+	struct vop_reg hreg_block_split;
+	struct vop_reg pic_size;
+	struct vop_reg hdr_ptr;
+	struct vop_reg rstn;
+};
+
+struct vop_modeset {
+	struct vop_reg htotal_pw;
+	struct vop_reg hact_st_end;
+	struct vop_reg hpost_st_end;
+	struct vop_reg vtotal_pw;
+	struct vop_reg vact_st_end;
+	struct vop_reg vpost_st_end;
+};
+
+struct vop_output {
+	struct vop_reg pin_pol;
+	struct vop_reg dp_pin_pol;
+	struct vop_reg dp_dclk_pol;
+	struct vop_reg edp_pin_pol;
+	struct vop_reg edp_dclk_pol;
+	struct vop_reg hdmi_pin_pol;
+	struct vop_reg hdmi_dclk_pol;
+	struct vop_reg mipi_pin_pol;
+	struct vop_reg mipi_dclk_pol;
+	struct vop_reg rgb_pin_pol;
+	struct vop_reg rgb_dclk_pol;
+	struct vop_reg dp_en;
+	struct vop_reg edp_en;
+	struct vop_reg hdmi_en;
+	struct vop_reg mipi_en;
+	struct vop_reg mipi_dual_channel_en;
+	struct vop_reg rgb_en;
+};
+
+struct vop_common {
+	struct vop_reg cfg_done;
+	struct vop_reg dsp_blank;
+	struct vop_reg data_blank;
+	struct vop_reg pre_dither_down;
+	struct vop_reg dither_down_sel;
+	struct vop_reg dither_down_mode;
+	struct vop_reg dither_down_en;
+	struct vop_reg dither_up;
+	struct vop_reg dsp_lut_en;
+	struct vop_reg gate_en;
+	struct vop_reg mmu_en;
+	struct vop_reg out_mode;
+	struct vop_reg standby;
+};
+
+struct vop_misc {
+	struct vop_reg global_regdone_en;
+};
+
+struct vop_intr {
+	const int *intrs;
+	uint32_t nintrs;
+
+	struct vop_reg line_flag_num[2];
+	struct vop_reg enable;
+	struct vop_reg clear;
+	struct vop_reg status;
+};
+
+struct vop_scl_extension {
+	struct vop_reg cbcr_vsd_mode;
+	struct vop_reg cbcr_vsu_mode;
+	struct vop_reg cbcr_hsd_mode;
+	struct vop_reg cbcr_ver_scl_mode;
+	struct vop_reg cbcr_hor_scl_mode;
+	struct vop_reg yrgb_vsd_mode;
+	struct vop_reg yrgb_vsu_mode;
+	struct vop_reg yrgb_hsd_mode;
+	struct vop_reg yrgb_ver_scl_mode;
+	struct vop_reg yrgb_hor_scl_mode;
+	struct vop_reg line_load_mode;
+	struct vop_reg cbcr_axi_gather_num;
+	struct vop_reg yrgb_axi_gather_num;
+	struct vop_reg vsd_cbcr_gt2;
+	struct vop_reg vsd_cbcr_gt4;
+	struct vop_reg vsd_yrgb_gt2;
+	struct vop_reg vsd_yrgb_gt4;
+	struct vop_reg bic_coe_sel;
+	struct vop_reg cbcr_axi_gather_en;
+	struct vop_reg yrgb_axi_gather_en;
+	struct vop_reg lb_mode;
+};
+
+struct vop_scl_regs {
+	const struct vop_scl_extension *ext;
+
+	struct vop_reg scale_yrgb_x;
+	struct vop_reg scale_yrgb_y;
+	struct vop_reg scale_cbcr_x;
+	struct vop_reg scale_cbcr_y;
+};
+
+struct vop_yuv2yuv_phy {
+	struct vop_reg y2r_coefficients[NUM_YUV2YUV_COEFFICIENTS];
+};
+
+struct vop_win_phy {
+	const struct vop_scl_regs *scl;
+	const uint32_t *data_formats;
+	uint32_t nformats;
+	const uint64_t *format_modifiers;
+
+	struct vop_reg enable;
+	struct vop_reg gate;
+	struct vop_reg format;
+	struct vop_reg rb_swap;
+	struct vop_reg act_info;
+	struct vop_reg dsp_info;
+	struct vop_reg dsp_st;
+	struct vop_reg yrgb_mst;
+	struct vop_reg uv_mst;
+	struct vop_reg yrgb_vir;
+	struct vop_reg uv_vir;
+	struct vop_reg y_mir_en;
+	struct vop_reg x_mir_en;
+
+	struct vop_reg dst_alpha_ctl;
+	struct vop_reg src_alpha_ctl;
+	struct vop_reg alpha_pre_mul;
+	struct vop_reg alpha_mode;
+	struct vop_reg alpha_en;
+	struct vop_reg channel;
+};
+
+struct vop_win_yuv2yuv_data {
+	uint32_t base;
+	const struct vop_yuv2yuv_phy *phy;
+	struct vop_reg y2r_en;
+};
+
+struct vop_win_data {
+	uint32_t base;
+	const struct vop_win_phy *phy;
+	enum drm_plane_type type;
+};
+
+struct vop_data {
+	uint32_t version;
+	const struct vop_intr *intr;
+	const struct vop_common *common;
+	const struct vop_misc *misc;
+	const struct vop_modeset *modeset;
+	const struct vop_output *output;
+	const struct vop_afbc *afbc;
+	const struct vop_win_yuv2yuv_data *win_yuv2yuv;
+	const struct vop_win_data *win;
+	unsigned int win_size;
+	unsigned int lut_size;
+
+#define VOP_FEATURE_OUTPUT_RGB10	BIT(0)
+#define VOP_FEATURE_INTERNAL_RGB	BIT(1)
+	u64 feature;
+};
+
+/* interrupt define */
+#define DSP_HOLD_VALID_INTR		(1 << 0)
+#define FS_INTR				(1 << 1)
+#define LINE_FLAG_INTR			(1 << 2)
+#define BUS_ERROR_INTR			(1 << 3)
+
+#define INTR_MASK			(DSP_HOLD_VALID_INTR | FS_INTR | \
+					 LINE_FLAG_INTR | BUS_ERROR_INTR)
+
+#define DSP_HOLD_VALID_INTR_EN(x)	((x) << 4)
+#define FS_INTR_EN(x)			((x) << 5)
+#define LINE_FLAG_INTR_EN(x)		((x) << 6)
+#define BUS_ERROR_INTR_EN(x)		((x) << 7)
+#define DSP_HOLD_VALID_INTR_MASK	(1 << 4)
+#define FS_INTR_MASK			(1 << 5)
+#define LINE_FLAG_INTR_MASK		(1 << 6)
+#define BUS_ERROR_INTR_MASK		(1 << 7)
+
+#define INTR_CLR_SHIFT			8
+#define DSP_HOLD_VALID_INTR_CLR		(1 << (INTR_CLR_SHIFT + 0))
+#define FS_INTR_CLR			(1 << (INTR_CLR_SHIFT + 1))
+#define LINE_FLAG_INTR_CLR		(1 << (INTR_CLR_SHIFT + 2))
+#define BUS_ERROR_INTR_CLR		(1 << (INTR_CLR_SHIFT + 3))
+
+#define DSP_LINE_NUM(x)			(((x) & 0x1fff) << 12)
+#define DSP_LINE_NUM_MASK		(0x1fff << 12)
+
+/* src alpha ctrl define */
+#define SRC_FADING_VALUE(x)		(((x) & 0xff) << 24)
+#define SRC_GLOBAL_ALPHA(x)		(((x) & 0xff) << 16)
+#define SRC_FACTOR_M0(x)		(((x) & 0x7) << 6)
+#define SRC_ALPHA_CAL_M0(x)		(((x) & 0x1) << 5)
+#define SRC_BLEND_M0(x)			(((x) & 0x3) << 3)
+#define SRC_ALPHA_M0(x)			(((x) & 0x1) << 2)
+#define SRC_COLOR_M0(x)			(((x) & 0x1) << 1)
+#define SRC_ALPHA_EN(x)			(((x) & 0x1) << 0)
+/* dst alpha ctrl define */
+#define DST_FACTOR_M0(x)		(((x) & 0x7) << 6)
+
+/*
+ * display output interface supported by rockchip lcdc
+ */
+#define ROCKCHIP_OUT_MODE_P888	0
+#define ROCKCHIP_OUT_MODE_P666	1
+#define ROCKCHIP_OUT_MODE_P565	2
+/* for use special outface */
+#define ROCKCHIP_OUT_MODE_AAAA	15
+
+/* output flags */
+#define ROCKCHIP_OUTPUT_DSI_DUAL	BIT(0)
+
+enum alpha_mode {
+	ALPHA_STRAIGHT,
+	ALPHA_INVERSE,
+};
+
+enum global_blend_mode {
+	ALPHA_GLOBAL,
+	ALPHA_PER_PIX,
+	ALPHA_PER_PIX_GLOBAL,
+};
+
+enum alpha_cal_mode {
+	ALPHA_SATURATION,
+	ALPHA_NO_SATURATION,
+};
+
+enum color_mode {
+	ALPHA_SRC_PRE_MUL,
+	ALPHA_SRC_NO_PRE_MUL,
+};
+
+enum factor_mode {
+	ALPHA_ZERO,
+	ALPHA_ONE,
+	ALPHA_SRC,
+	ALPHA_SRC_INVERSE,
+	ALPHA_SRC_GLOBAL,
+};
+
+enum scale_mode {
+	SCALE_NONE = 0x0,
+	SCALE_UP   = 0x1,
+	SCALE_DOWN = 0x2
+};
+
+enum lb_mode {
+	LB_YUV_3840X5 = 0x0,
+	LB_YUV_2560X8 = 0x1,
+	LB_RGB_3840X2 = 0x2,
+	LB_RGB_2560X4 = 0x3,
+	LB_RGB_1920X5 = 0x4,
+	LB_RGB_1280X8 = 0x5
+};
+
+enum sacle_up_mode {
+	SCALE_UP_BIL = 0x0,
+	SCALE_UP_BIC = 0x1
+};
+
+enum scale_down_mode {
+	SCALE_DOWN_BIL = 0x0,
+	SCALE_DOWN_AVG = 0x1
+};
+
+enum dither_down_mode {
+	RGB888_TO_RGB565 = 0x0,
+	RGB888_TO_RGB666 = 0x1
+};
+
+enum dither_down_mode_sel {
+	DITHER_DOWN_ALLEGRO = 0x0,
+	DITHER_DOWN_FRC = 0x1
+};
+
+enum vop_pol {
+	HSYNC_POSITIVE = 0,
+	VSYNC_POSITIVE = 1,
+	DEN_NEGATIVE   = 2
+};
+
+#define FRAC_16_16(mult, div)    (((mult) << 16) / (div))
+#define SCL_FT_DEFAULT_FIXPOINT_SHIFT	12
+#define SCL_MAX_VSKIPLINES		4
+#define MIN_SCL_FT_AFTER_VSKIP		1
+
+static inline uint16_t scl_cal_scale(int src, int dst, int shift)
+{
+	return ((src * 2 - 3) << (shift - 1)) / (dst - 1);
+}
+
+static inline uint16_t scl_cal_scale2(int src, int dst)
+{
+	return ((src - 1) << 12) / (dst - 1);
+}
+
+#define GET_SCL_FT_BILI_DN(src, dst)	scl_cal_scale(src, dst, 12)
+#define GET_SCL_FT_BILI_UP(src, dst)	scl_cal_scale(src, dst, 16)
+#define GET_SCL_FT_BIC(src, dst)	scl_cal_scale(src, dst, 16)
+
+static inline uint16_t scl_get_bili_dn_vskip(int src_h, int dst_h,
+					     int vskiplines)
+{
+	int act_height;
+
+	act_height = DIV_ROUND_UP(src_h, vskiplines);
+
+	if (act_height == dst_h)
+		return GET_SCL_FT_BILI_DN(src_h, dst_h) / vskiplines;
+
+	return GET_SCL_FT_BILI_DN(act_height, dst_h);
+}
+
+static inline enum scale_mode scl_get_scl_mode(int src, int dst)
+{
+	if (src < dst)
+		return SCALE_UP;
+	else if (src > dst)
+		return SCALE_DOWN;
+
+	return SCALE_NONE;
+}
+
+static inline int scl_get_vskiplines(uint32_t srch, uint32_t dsth)
+{
+	uint32_t vskiplines;
+
+	for (vskiplines = SCL_MAX_VSKIPLINES; vskiplines > 1; vskiplines /= 2)
+		if (srch >= vskiplines * dsth * MIN_SCL_FT_AFTER_VSKIP)
+			break;
+
+	return vskiplines;
+}
+
+static inline int scl_vop_cal_lb_mode(int width, bool is_yuv)
+{
+	int lb_mode;
+
+	if (is_yuv) {
+		if (width > 1280)
+			lb_mode = LB_YUV_3840X5;
+		else
+			lb_mode = LB_YUV_2560X8;
+	} else {
+		if (width > 2560)
+			lb_mode = LB_RGB_3840X2;
+		else if (width > 1920)
+			lb_mode = LB_RGB_2560X4;
+		else
+			lb_mode = LB_RGB_1920X5;
+	}
+
+	return lb_mode;
+}
+
+extern const struct component_ops vop_component_ops;
+#endif /* _ROCKCHIP_DRM_VOP_H */
diff --git a/drivers/gpu/drm/rockchip/rockchip_lvds.c b/drivers/gpu/drm/rockchip/rockchip_lvds.c
new file mode 100644
index 000000000..e2487937c
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_lvds.c
@@ -0,0 +1,747 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:
+ *      Mark Yao <mark.yao@rock-chips.com>
+ *      Sandy Huang <hjc@rock-chips.com>
+ */
+
+#include <linux/clk.h>
+#include <linux/component.h>
+#include <linux/mfd/syscon.h>
+#include <linux/of_graph.h>
+#include <linux/phy/phy.h>
+#include <linux/pinctrl/devinfo.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+#include <linux/reset.h>
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_bridge.h>
+#include <drm/drm_dp_helper.h>
+#include <drm/drm_of.h>
+#include <drm/drm_panel.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
+
+#include "rockchip_drm_drv.h"
+#include "rockchip_drm_vop.h"
+#include "rockchip_lvds.h"
+
+#define DISPLAY_OUTPUT_RGB		0
+#define DISPLAY_OUTPUT_LVDS		1
+#define DISPLAY_OUTPUT_DUAL_LVDS	2
+
+struct rockchip_lvds;
+
+#define connector_to_lvds(c) \
+		container_of(c, struct rockchip_lvds, connector)
+
+#define encoder_to_lvds(c) \
+		container_of(c, struct rockchip_lvds, encoder)
+
+/**
+ * rockchip_lvds_soc_data - rockchip lvds Soc private data
+ * @probe: LVDS platform probe function
+ * @helper_funcs: LVDS connector helper functions
+ */
+struct rockchip_lvds_soc_data {
+	int (*probe)(struct platform_device *pdev, struct rockchip_lvds *lvds);
+	const struct drm_encoder_helper_funcs *helper_funcs;
+};
+
+struct rockchip_lvds {
+	struct device *dev;
+	void __iomem *regs;
+	struct regmap *grf;
+	struct clk *pclk;
+	struct phy *dphy;
+	const struct rockchip_lvds_soc_data *soc_data;
+	int output; /* rgb lvds or dual lvds output */
+	int format; /* vesa or jeida format */
+	struct drm_device *drm_dev;
+	struct drm_panel *panel;
+	struct drm_bridge *bridge;
+	struct drm_connector connector;
+	struct drm_encoder encoder;
+	struct dev_pin_info *pins;
+};
+
+static inline void rk3288_writel(struct rockchip_lvds *lvds, u32 offset,
+				 u32 val)
+{
+	writel_relaxed(val, lvds->regs + offset);
+	if (lvds->output == DISPLAY_OUTPUT_LVDS)
+		return;
+	writel_relaxed(val, lvds->regs + offset + RK3288_LVDS_CH1_OFFSET);
+}
+
+static inline int rockchip_lvds_name_to_format(const char *s)
+{
+	if (strncmp(s, "jeida-18", 8) == 0)
+		return LVDS_JEIDA_18;
+	else if (strncmp(s, "jeida-24", 8) == 0)
+		return LVDS_JEIDA_24;
+	else if (strncmp(s, "vesa-24", 7) == 0)
+		return LVDS_VESA_24;
+
+	return -EINVAL;
+}
+
+static inline int rockchip_lvds_name_to_output(const char *s)
+{
+	if (strncmp(s, "rgb", 3) == 0)
+		return DISPLAY_OUTPUT_RGB;
+	else if (strncmp(s, "lvds", 4) == 0)
+		return DISPLAY_OUTPUT_LVDS;
+	else if (strncmp(s, "duallvds", 8) == 0)
+		return DISPLAY_OUTPUT_DUAL_LVDS;
+
+	return -EINVAL;
+}
+
+static const struct drm_connector_funcs rockchip_lvds_connector_funcs = {
+	.fill_modes = drm_helper_probe_single_connector_modes,
+	.destroy = drm_connector_cleanup,
+	.reset = drm_atomic_helper_connector_reset,
+	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
+	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
+};
+
+static int rockchip_lvds_connector_get_modes(struct drm_connector *connector)
+{
+	struct rockchip_lvds *lvds = connector_to_lvds(connector);
+	struct drm_panel *panel = lvds->panel;
+
+	return drm_panel_get_modes(panel, connector);
+}
+
+static const
+struct drm_connector_helper_funcs rockchip_lvds_connector_helper_funcs = {
+	.get_modes = rockchip_lvds_connector_get_modes,
+};
+
+static int
+rockchip_lvds_encoder_atomic_check(struct drm_encoder *encoder,
+				   struct drm_crtc_state *crtc_state,
+				   struct drm_connector_state *conn_state)
+{
+	struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc_state);
+
+	s->output_mode = ROCKCHIP_OUT_MODE_P888;
+	s->output_type = DRM_MODE_CONNECTOR_LVDS;
+
+	return 0;
+}
+
+static int rk3288_lvds_poweron(struct rockchip_lvds *lvds)
+{
+	int ret;
+	u32 val;
+
+	ret = clk_enable(lvds->pclk);
+	if (ret < 0) {
+		DRM_DEV_ERROR(lvds->dev, "failed to enable lvds pclk %d\n", ret);
+		return ret;
+	}
+	ret = pm_runtime_resume_and_get(lvds->dev);
+	if (ret < 0) {
+		DRM_DEV_ERROR(lvds->dev, "failed to get pm runtime: %d\n", ret);
+		clk_disable(lvds->pclk);
+		return ret;
+	}
+	val = RK3288_LVDS_CH0_REG0_LANE4_EN | RK3288_LVDS_CH0_REG0_LANE3_EN |
+		RK3288_LVDS_CH0_REG0_LANE2_EN | RK3288_LVDS_CH0_REG0_LANE1_EN |
+		RK3288_LVDS_CH0_REG0_LANE0_EN;
+	if (lvds->output == DISPLAY_OUTPUT_RGB) {
+		val |= RK3288_LVDS_CH0_REG0_TTL_EN |
+			RK3288_LVDS_CH0_REG0_LANECK_EN;
+		rk3288_writel(lvds, RK3288_LVDS_CH0_REG0, val);
+		rk3288_writel(lvds, RK3288_LVDS_CH0_REG2,
+			      RK3288_LVDS_PLL_FBDIV_REG2(0x46));
+		rk3288_writel(lvds, RK3288_LVDS_CH0_REG4,
+			      RK3288_LVDS_CH0_REG4_LANECK_TTL_MODE |
+			      RK3288_LVDS_CH0_REG4_LANE4_TTL_MODE |
+			      RK3288_LVDS_CH0_REG4_LANE3_TTL_MODE |
+			      RK3288_LVDS_CH0_REG4_LANE2_TTL_MODE |
+			      RK3288_LVDS_CH0_REG4_LANE1_TTL_MODE |
+			      RK3288_LVDS_CH0_REG4_LANE0_TTL_MODE);
+		rk3288_writel(lvds, RK3288_LVDS_CH0_REG5,
+			      RK3288_LVDS_CH0_REG5_LANECK_TTL_DATA |
+			      RK3288_LVDS_CH0_REG5_LANE4_TTL_DATA |
+			      RK3288_LVDS_CH0_REG5_LANE3_TTL_DATA |
+			      RK3288_LVDS_CH0_REG5_LANE2_TTL_DATA |
+			      RK3288_LVDS_CH0_REG5_LANE1_TTL_DATA |
+			      RK3288_LVDS_CH0_REG5_LANE0_TTL_DATA);
+	} else {
+		val |= RK3288_LVDS_CH0_REG0_LVDS_EN |
+			    RK3288_LVDS_CH0_REG0_LANECK_EN;
+		rk3288_writel(lvds, RK3288_LVDS_CH0_REG0, val);
+		rk3288_writel(lvds, RK3288_LVDS_CH0_REG1,
+			      RK3288_LVDS_CH0_REG1_LANECK_BIAS |
+			      RK3288_LVDS_CH0_REG1_LANE4_BIAS |
+			      RK3288_LVDS_CH0_REG1_LANE3_BIAS |
+			      RK3288_LVDS_CH0_REG1_LANE2_BIAS |
+			      RK3288_LVDS_CH0_REG1_LANE1_BIAS |
+			      RK3288_LVDS_CH0_REG1_LANE0_BIAS);
+		rk3288_writel(lvds, RK3288_LVDS_CH0_REG2,
+			      RK3288_LVDS_CH0_REG2_RESERVE_ON |
+			      RK3288_LVDS_CH0_REG2_LANECK_LVDS_MODE |
+			      RK3288_LVDS_CH0_REG2_LANE4_LVDS_MODE |
+			      RK3288_LVDS_CH0_REG2_LANE3_LVDS_MODE |
+			      RK3288_LVDS_CH0_REG2_LANE2_LVDS_MODE |
+			      RK3288_LVDS_CH0_REG2_LANE1_LVDS_MODE |
+			      RK3288_LVDS_CH0_REG2_LANE0_LVDS_MODE |
+			      RK3288_LVDS_PLL_FBDIV_REG2(0x46));
+		rk3288_writel(lvds, RK3288_LVDS_CH0_REG4, 0x00);
+		rk3288_writel(lvds, RK3288_LVDS_CH0_REG5, 0x00);
+	}
+	rk3288_writel(lvds, RK3288_LVDS_CH0_REG3,
+		      RK3288_LVDS_PLL_FBDIV_REG3(0x46));
+	rk3288_writel(lvds, RK3288_LVDS_CH0_REGD,
+		      RK3288_LVDS_PLL_PREDIV_REGD(0x0a));
+	rk3288_writel(lvds, RK3288_LVDS_CH0_REG20,
+		      RK3288_LVDS_CH0_REG20_LSB);
+
+	rk3288_writel(lvds, RK3288_LVDS_CFG_REGC,
+		      RK3288_LVDS_CFG_REGC_PLL_ENABLE);
+	rk3288_writel(lvds, RK3288_LVDS_CFG_REG21,
+		      RK3288_LVDS_CFG_REG21_TX_ENABLE);
+
+	return 0;
+}
+
+static void rk3288_lvds_poweroff(struct rockchip_lvds *lvds)
+{
+	int ret;
+	u32 val;
+
+	rk3288_writel(lvds, RK3288_LVDS_CFG_REG21,
+		      RK3288_LVDS_CFG_REG21_TX_ENABLE);
+	rk3288_writel(lvds, RK3288_LVDS_CFG_REGC,
+		      RK3288_LVDS_CFG_REGC_PLL_ENABLE);
+	val = LVDS_DUAL | LVDS_TTL_EN | LVDS_CH0_EN | LVDS_CH1_EN | LVDS_PWRDN;
+	val |= val << 16;
+	ret = regmap_write(lvds->grf, RK3288_LVDS_GRF_SOC_CON7, val);
+	if (ret != 0)
+		DRM_DEV_ERROR(lvds->dev, "Could not write to GRF: %d\n", ret);
+
+	pm_runtime_put(lvds->dev);
+	clk_disable(lvds->pclk);
+}
+
+static int rk3288_lvds_grf_config(struct drm_encoder *encoder,
+				  struct drm_display_mode *mode)
+{
+	struct rockchip_lvds *lvds = encoder_to_lvds(encoder);
+	u8 pin_hsync = (mode->flags & DRM_MODE_FLAG_PHSYNC) ? 1 : 0;
+	u8 pin_dclk = (mode->flags & DRM_MODE_FLAG_PCSYNC) ? 1 : 0;
+	u32 val;
+	int ret;
+
+	/* iomux to LCD data/sync mode */
+	if (lvds->output == DISPLAY_OUTPUT_RGB)
+		if (lvds->pins && !IS_ERR(lvds->pins->default_state))
+			pinctrl_select_state(lvds->pins->p,
+					     lvds->pins->default_state);
+	val = lvds->format | LVDS_CH0_EN;
+	if (lvds->output == DISPLAY_OUTPUT_RGB)
+		val |= LVDS_TTL_EN | LVDS_CH1_EN;
+	else if (lvds->output == DISPLAY_OUTPUT_DUAL_LVDS)
+		val |= LVDS_DUAL | LVDS_CH1_EN;
+
+	if ((mode->htotal - mode->hsync_start) & 0x01)
+		val |= LVDS_START_PHASE_RST_1;
+
+	val |= (pin_dclk << 8) | (pin_hsync << 9);
+	val |= (0xffff << 16);
+	ret = regmap_write(lvds->grf, RK3288_LVDS_GRF_SOC_CON7, val);
+	if (ret)
+		DRM_DEV_ERROR(lvds->dev, "Could not write to GRF: %d\n", ret);
+
+	return ret;
+}
+
+static int rk3288_lvds_set_vop_source(struct rockchip_lvds *lvds,
+				      struct drm_encoder *encoder)
+{
+	u32 val;
+	int ret;
+
+	ret = drm_of_encoder_active_endpoint_id(lvds->dev->of_node, encoder);
+	if (ret < 0)
+		return ret;
+
+	val = RK3288_LVDS_SOC_CON6_SEL_VOP_LIT << 16;
+	if (ret)
+		val |= RK3288_LVDS_SOC_CON6_SEL_VOP_LIT;
+
+	ret = regmap_write(lvds->grf, RK3288_LVDS_GRF_SOC_CON6, val);
+	if (ret < 0)
+		return ret;
+
+	return 0;
+}
+
+static void rk3288_lvds_encoder_enable(struct drm_encoder *encoder)
+{
+	struct rockchip_lvds *lvds = encoder_to_lvds(encoder);
+	struct drm_display_mode *mode = &encoder->crtc->state->adjusted_mode;
+	int ret;
+
+	drm_panel_prepare(lvds->panel);
+
+	ret = rk3288_lvds_poweron(lvds);
+	if (ret < 0) {
+		DRM_DEV_ERROR(lvds->dev, "failed to power on LVDS: %d\n", ret);
+		drm_panel_unprepare(lvds->panel);
+		return;
+	}
+
+	ret = rk3288_lvds_grf_config(encoder, mode);
+	if (ret) {
+		DRM_DEV_ERROR(lvds->dev, "failed to configure LVDS: %d\n", ret);
+		drm_panel_unprepare(lvds->panel);
+		return;
+	}
+
+	ret = rk3288_lvds_set_vop_source(lvds, encoder);
+	if (ret) {
+		DRM_DEV_ERROR(lvds->dev, "failed to set VOP source: %d\n", ret);
+		drm_panel_unprepare(lvds->panel);
+		return;
+	}
+
+	drm_panel_enable(lvds->panel);
+}
+
+static void rk3288_lvds_encoder_disable(struct drm_encoder *encoder)
+{
+	struct rockchip_lvds *lvds = encoder_to_lvds(encoder);
+
+	drm_panel_disable(lvds->panel);
+	rk3288_lvds_poweroff(lvds);
+	drm_panel_unprepare(lvds->panel);
+}
+
+static int px30_lvds_poweron(struct rockchip_lvds *lvds)
+{
+	int ret;
+
+	ret = pm_runtime_resume_and_get(lvds->dev);
+	if (ret < 0) {
+		DRM_DEV_ERROR(lvds->dev, "failed to get pm runtime: %d\n", ret);
+		return ret;
+	}
+
+	/* Enable LVDS mode */
+	ret = regmap_update_bits(lvds->grf, PX30_LVDS_GRF_PD_VO_CON1,
+				  PX30_LVDS_MODE_EN(1) | PX30_LVDS_P2S_EN(1),
+				  PX30_LVDS_MODE_EN(1) | PX30_LVDS_P2S_EN(1));
+	if (ret)
+		pm_runtime_put(lvds->dev);
+
+	return ret;
+}
+
+static void px30_lvds_poweroff(struct rockchip_lvds *lvds)
+{
+	regmap_update_bits(lvds->grf, PX30_LVDS_GRF_PD_VO_CON1,
+			   PX30_LVDS_MODE_EN(1) | PX30_LVDS_P2S_EN(1),
+			   PX30_LVDS_MODE_EN(0) | PX30_LVDS_P2S_EN(0));
+
+	pm_runtime_put(lvds->dev);
+}
+
+static int px30_lvds_grf_config(struct drm_encoder *encoder,
+				struct drm_display_mode *mode)
+{
+	struct rockchip_lvds *lvds = encoder_to_lvds(encoder);
+
+	if (lvds->output != DISPLAY_OUTPUT_LVDS) {
+		DRM_DEV_ERROR(lvds->dev, "Unsupported display output %d\n",
+			      lvds->output);
+		return -EINVAL;
+	}
+
+	/* Set format */
+	return regmap_update_bits(lvds->grf, PX30_LVDS_GRF_PD_VO_CON1,
+				  PX30_LVDS_FORMAT(lvds->format),
+				  PX30_LVDS_FORMAT(lvds->format));
+}
+
+static int px30_lvds_set_vop_source(struct rockchip_lvds *lvds,
+				    struct drm_encoder *encoder)
+{
+	int vop;
+
+	vop = drm_of_encoder_active_endpoint_id(lvds->dev->of_node, encoder);
+	if (vop < 0)
+		return vop;
+
+	return regmap_update_bits(lvds->grf, PX30_LVDS_GRF_PD_VO_CON1,
+				  PX30_LVDS_VOP_SEL(1),
+				  PX30_LVDS_VOP_SEL(vop));
+}
+
+static void px30_lvds_encoder_enable(struct drm_encoder *encoder)
+{
+	struct rockchip_lvds *lvds = encoder_to_lvds(encoder);
+	struct drm_display_mode *mode = &encoder->crtc->state->adjusted_mode;
+	int ret;
+
+	drm_panel_prepare(lvds->panel);
+
+	ret = px30_lvds_poweron(lvds);
+	if (ret) {
+		DRM_DEV_ERROR(lvds->dev, "failed to power on LVDS: %d\n", ret);
+		drm_panel_unprepare(lvds->panel);
+		return;
+	}
+
+	ret = px30_lvds_grf_config(encoder, mode);
+	if (ret) {
+		DRM_DEV_ERROR(lvds->dev, "failed to configure LVDS: %d\n", ret);
+		drm_panel_unprepare(lvds->panel);
+		return;
+	}
+
+	ret = px30_lvds_set_vop_source(lvds, encoder);
+	if (ret) {
+		DRM_DEV_ERROR(lvds->dev, "failed to set VOP source: %d\n", ret);
+		drm_panel_unprepare(lvds->panel);
+		return;
+	}
+
+	drm_panel_enable(lvds->panel);
+}
+
+static void px30_lvds_encoder_disable(struct drm_encoder *encoder)
+{
+	struct rockchip_lvds *lvds = encoder_to_lvds(encoder);
+
+	drm_panel_disable(lvds->panel);
+	px30_lvds_poweroff(lvds);
+	drm_panel_unprepare(lvds->panel);
+}
+
+static const
+struct drm_encoder_helper_funcs rk3288_lvds_encoder_helper_funcs = {
+	.enable = rk3288_lvds_encoder_enable,
+	.disable = rk3288_lvds_encoder_disable,
+	.atomic_check = rockchip_lvds_encoder_atomic_check,
+};
+
+static const
+struct drm_encoder_helper_funcs px30_lvds_encoder_helper_funcs = {
+	.enable = px30_lvds_encoder_enable,
+	.disable = px30_lvds_encoder_disable,
+	.atomic_check = rockchip_lvds_encoder_atomic_check,
+};
+
+static int rk3288_lvds_probe(struct platform_device *pdev,
+			     struct rockchip_lvds *lvds)
+{
+	struct resource *res;
+	int ret;
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	lvds->regs = devm_ioremap_resource(lvds->dev, res);
+	if (IS_ERR(lvds->regs))
+		return PTR_ERR(lvds->regs);
+
+	lvds->pclk = devm_clk_get(lvds->dev, "pclk_lvds");
+	if (IS_ERR(lvds->pclk)) {
+		DRM_DEV_ERROR(lvds->dev, "could not get pclk_lvds\n");
+		return PTR_ERR(lvds->pclk);
+	}
+
+	lvds->pins = devm_kzalloc(lvds->dev, sizeof(*lvds->pins),
+				  GFP_KERNEL);
+	if (!lvds->pins)
+		return -ENOMEM;
+
+	lvds->pins->p = devm_pinctrl_get(lvds->dev);
+	if (IS_ERR(lvds->pins->p)) {
+		DRM_DEV_ERROR(lvds->dev, "no pinctrl handle\n");
+		devm_kfree(lvds->dev, lvds->pins);
+		lvds->pins = NULL;
+	} else {
+		lvds->pins->default_state =
+			pinctrl_lookup_state(lvds->pins->p, "lcdc");
+		if (IS_ERR(lvds->pins->default_state)) {
+			DRM_DEV_ERROR(lvds->dev, "no default pinctrl state\n");
+			devm_kfree(lvds->dev, lvds->pins);
+			lvds->pins = NULL;
+		}
+	}
+
+	ret = clk_prepare(lvds->pclk);
+	if (ret < 0) {
+		DRM_DEV_ERROR(lvds->dev, "failed to prepare pclk_lvds\n");
+		return ret;
+	}
+
+	return 0;
+}
+
+static int px30_lvds_probe(struct platform_device *pdev,
+			   struct rockchip_lvds *lvds)
+{
+	int ret;
+
+	/* MSB */
+	ret =  regmap_update_bits(lvds->grf, PX30_LVDS_GRF_PD_VO_CON1,
+				  PX30_LVDS_MSBSEL(1),
+				  PX30_LVDS_MSBSEL(1));
+	if (ret)
+		return ret;
+
+	/* PHY */
+	lvds->dphy = devm_phy_get(&pdev->dev, "dphy");
+	if (IS_ERR(lvds->dphy))
+		return PTR_ERR(lvds->dphy);
+
+	ret = phy_init(lvds->dphy);
+	if (ret)
+		return ret;
+
+	ret = phy_set_mode(lvds->dphy, PHY_MODE_LVDS);
+	if (ret)
+		return ret;
+
+	return phy_power_on(lvds->dphy);
+}
+
+static const struct rockchip_lvds_soc_data rk3288_lvds_data = {
+	.probe = rk3288_lvds_probe,
+	.helper_funcs = &rk3288_lvds_encoder_helper_funcs,
+};
+
+static const struct rockchip_lvds_soc_data px30_lvds_data = {
+	.probe = px30_lvds_probe,
+	.helper_funcs = &px30_lvds_encoder_helper_funcs,
+};
+
+static const struct of_device_id rockchip_lvds_dt_ids[] = {
+	{
+		.compatible = "rockchip,rk3288-lvds",
+		.data = &rk3288_lvds_data
+	},
+	{
+		.compatible = "rockchip,px30-lvds",
+		.data = &px30_lvds_data
+	},
+	{}
+};
+MODULE_DEVICE_TABLE(of, rockchip_lvds_dt_ids);
+
+static int rockchip_lvds_bind(struct device *dev, struct device *master,
+			      void *data)
+{
+	struct rockchip_lvds *lvds = dev_get_drvdata(dev);
+	struct drm_device *drm_dev = data;
+	struct drm_encoder *encoder;
+	struct drm_connector *connector;
+	struct device_node *remote = NULL;
+	struct device_node  *port, *endpoint;
+	int ret = 0, child_count = 0;
+	const char *name;
+	u32 endpoint_id = 0;
+
+	lvds->drm_dev = drm_dev;
+	port = of_graph_get_port_by_id(dev->of_node, 1);
+	if (!port) {
+		DRM_DEV_ERROR(dev,
+			      "can't found port point, please init lvds panel port!\n");
+		return -EINVAL;
+	}
+	for_each_child_of_node(port, endpoint) {
+		child_count++;
+		of_property_read_u32(endpoint, "reg", &endpoint_id);
+		ret = drm_of_find_panel_or_bridge(dev->of_node, 1, endpoint_id,
+						  &lvds->panel, &lvds->bridge);
+		if (!ret) {
+			of_node_put(endpoint);
+			break;
+		}
+	}
+	if (!child_count) {
+		DRM_DEV_ERROR(dev, "lvds port does not have any children\n");
+		ret = -EINVAL;
+		goto err_put_port;
+	} else if (ret) {
+		DRM_DEV_ERROR(dev, "failed to find panel and bridge node\n");
+		ret = -EPROBE_DEFER;
+		goto err_put_port;
+	}
+	if (lvds->panel)
+		remote = lvds->panel->dev->of_node;
+	else
+		remote = lvds->bridge->of_node;
+	if (of_property_read_string(dev->of_node, "rockchip,output", &name))
+		/* default set it as output rgb */
+		lvds->output = DISPLAY_OUTPUT_RGB;
+	else
+		lvds->output = rockchip_lvds_name_to_output(name);
+
+	if (lvds->output < 0) {
+		DRM_DEV_ERROR(dev, "invalid output type [%s]\n", name);
+		ret = lvds->output;
+		goto err_put_remote;
+	}
+
+	if (of_property_read_string(remote, "data-mapping", &name))
+		/* default set it as format vesa 18 */
+		lvds->format = LVDS_VESA_18;
+	else
+		lvds->format = rockchip_lvds_name_to_format(name);
+
+	if (lvds->format < 0) {
+		DRM_DEV_ERROR(dev, "invalid data-mapping format [%s]\n", name);
+		ret = lvds->format;
+		goto err_put_remote;
+	}
+
+	encoder = &lvds->encoder;
+	encoder->possible_crtcs = drm_of_find_possible_crtcs(drm_dev,
+							     dev->of_node);
+
+	ret = drm_simple_encoder_init(drm_dev, encoder, DRM_MODE_ENCODER_LVDS);
+	if (ret < 0) {
+		DRM_DEV_ERROR(drm_dev->dev,
+			      "failed to initialize encoder: %d\n", ret);
+		goto err_put_remote;
+	}
+
+	drm_encoder_helper_add(encoder, lvds->soc_data->helper_funcs);
+
+	if (lvds->panel) {
+		connector = &lvds->connector;
+		connector->dpms = DRM_MODE_DPMS_OFF;
+		ret = drm_connector_init(drm_dev, connector,
+					 &rockchip_lvds_connector_funcs,
+					 DRM_MODE_CONNECTOR_LVDS);
+		if (ret < 0) {
+			DRM_DEV_ERROR(drm_dev->dev,
+				      "failed to initialize connector: %d\n", ret);
+			goto err_free_encoder;
+		}
+
+		drm_connector_helper_add(connector,
+					 &rockchip_lvds_connector_helper_funcs);
+
+		ret = drm_connector_attach_encoder(connector, encoder);
+		if (ret < 0) {
+			DRM_DEV_ERROR(drm_dev->dev,
+				      "failed to attach encoder: %d\n", ret);
+			goto err_free_connector;
+		}
+	} else {
+		ret = drm_bridge_attach(encoder, lvds->bridge, NULL, 0);
+		if (ret) {
+			DRM_DEV_ERROR(drm_dev->dev,
+				      "failed to attach bridge: %d\n", ret);
+			goto err_free_encoder;
+		}
+	}
+
+	pm_runtime_enable(dev);
+	of_node_put(remote);
+	of_node_put(port);
+
+	return 0;
+
+err_free_connector:
+	drm_connector_cleanup(connector);
+err_free_encoder:
+	drm_encoder_cleanup(encoder);
+err_put_remote:
+	of_node_put(remote);
+err_put_port:
+	of_node_put(port);
+
+	return ret;
+}
+
+static void rockchip_lvds_unbind(struct device *dev, struct device *master,
+				void *data)
+{
+	struct rockchip_lvds *lvds = dev_get_drvdata(dev);
+	const struct drm_encoder_helper_funcs *encoder_funcs;
+
+	encoder_funcs = lvds->soc_data->helper_funcs;
+	encoder_funcs->disable(&lvds->encoder);
+	pm_runtime_disable(dev);
+	drm_connector_cleanup(&lvds->connector);
+	drm_encoder_cleanup(&lvds->encoder);
+}
+
+static const struct component_ops rockchip_lvds_component_ops = {
+	.bind = rockchip_lvds_bind,
+	.unbind = rockchip_lvds_unbind,
+};
+
+static int rockchip_lvds_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	struct rockchip_lvds *lvds;
+	const struct of_device_id *match;
+	int ret;
+
+	if (!dev->of_node)
+		return -ENODEV;
+
+	lvds = devm_kzalloc(&pdev->dev, sizeof(*lvds), GFP_KERNEL);
+	if (!lvds)
+		return -ENOMEM;
+
+	lvds->dev = dev;
+	match = of_match_node(rockchip_lvds_dt_ids, dev->of_node);
+	if (!match)
+		return -ENODEV;
+	lvds->soc_data = match->data;
+
+	lvds->grf = syscon_regmap_lookup_by_phandle(dev->of_node,
+						    "rockchip,grf");
+	if (IS_ERR(lvds->grf)) {
+		DRM_DEV_ERROR(dev, "missing rockchip,grf property\n");
+		return PTR_ERR(lvds->grf);
+	}
+
+	ret = lvds->soc_data->probe(pdev, lvds);
+	if (ret) {
+		DRM_DEV_ERROR(dev, "Platform initialization failed\n");
+		return ret;
+	}
+
+	dev_set_drvdata(dev, lvds);
+
+	ret = component_add(&pdev->dev, &rockchip_lvds_component_ops);
+	if (ret < 0) {
+		DRM_DEV_ERROR(dev, "failed to add component\n");
+		clk_unprepare(lvds->pclk);
+	}
+
+	return ret;
+}
+
+static int rockchip_lvds_remove(struct platform_device *pdev)
+{
+	struct rockchip_lvds *lvds = dev_get_drvdata(&pdev->dev);
+
+	component_del(&pdev->dev, &rockchip_lvds_component_ops);
+	clk_unprepare(lvds->pclk);
+
+	return 0;
+}
+
+struct platform_driver rockchip_lvds_driver = {
+	.probe = rockchip_lvds_probe,
+	.remove = rockchip_lvds_remove,
+	.driver = {
+		   .name = "rockchip-lvds",
+		   .of_match_table = of_match_ptr(rockchip_lvds_dt_ids),
+	},
+};
diff --git a/drivers/gpu/drm/rockchip/rockchip_lvds.h b/drivers/gpu/drm/rockchip/rockchip_lvds.h
new file mode 100644
index 000000000..4ce967d23
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_lvds.h
@@ -0,0 +1,123 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:
+ *      Sandy Huang <hjc@rock-chips.com>
+ *      Mark Yao <mark.yao@rock-chips.com>
+ */
+
+#ifndef _ROCKCHIP_LVDS_
+#define _ROCKCHIP_LVDS_
+
+#define RK3288_LVDS_CH0_REG0			0x00
+#define RK3288_LVDS_CH0_REG0_LVDS_EN		BIT(7)
+#define RK3288_LVDS_CH0_REG0_TTL_EN		BIT(6)
+#define RK3288_LVDS_CH0_REG0_LANECK_EN		BIT(5)
+#define RK3288_LVDS_CH0_REG0_LANE4_EN		BIT(4)
+#define RK3288_LVDS_CH0_REG0_LANE3_EN		BIT(3)
+#define RK3288_LVDS_CH0_REG0_LANE2_EN		BIT(2)
+#define RK3288_LVDS_CH0_REG0_LANE1_EN		BIT(1)
+#define RK3288_LVDS_CH0_REG0_LANE0_EN		BIT(0)
+
+#define RK3288_LVDS_CH0_REG1			0x04
+#define RK3288_LVDS_CH0_REG1_LANECK_BIAS	BIT(5)
+#define RK3288_LVDS_CH0_REG1_LANE4_BIAS		BIT(4)
+#define RK3288_LVDS_CH0_REG1_LANE3_BIAS		BIT(3)
+#define RK3288_LVDS_CH0_REG1_LANE2_BIAS		BIT(2)
+#define RK3288_LVDS_CH0_REG1_LANE1_BIAS		BIT(1)
+#define RK3288_LVDS_CH0_REG1_LANE0_BIAS		BIT(0)
+
+#define RK3288_LVDS_CH0_REG2			0x08
+#define RK3288_LVDS_CH0_REG2_RESERVE_ON		BIT(7)
+#define RK3288_LVDS_CH0_REG2_LANECK_LVDS_MODE	BIT(6)
+#define RK3288_LVDS_CH0_REG2_LANE4_LVDS_MODE	BIT(5)
+#define RK3288_LVDS_CH0_REG2_LANE3_LVDS_MODE	BIT(4)
+#define RK3288_LVDS_CH0_REG2_LANE2_LVDS_MODE	BIT(3)
+#define RK3288_LVDS_CH0_REG2_LANE1_LVDS_MODE	BIT(2)
+#define RK3288_LVDS_CH0_REG2_LANE0_LVDS_MODE	BIT(1)
+#define RK3288_LVDS_CH0_REG2_PLL_FBDIV8		BIT(0)
+
+#define RK3288_LVDS_CH0_REG3			0x0c
+#define RK3288_LVDS_CH0_REG3_PLL_FBDIV_MASK	0xff
+
+#define RK3288_LVDS_CH0_REG4			0x10
+#define RK3288_LVDS_CH0_REG4_LANECK_TTL_MODE	BIT(5)
+#define RK3288_LVDS_CH0_REG4_LANE4_TTL_MODE	BIT(4)
+#define RK3288_LVDS_CH0_REG4_LANE3_TTL_MODE	BIT(3)
+#define RK3288_LVDS_CH0_REG4_LANE2_TTL_MODE	BIT(2)
+#define RK3288_LVDS_CH0_REG4_LANE1_TTL_MODE	BIT(1)
+#define RK3288_LVDS_CH0_REG4_LANE0_TTL_MODE	BIT(0)
+
+#define RK3288_LVDS_CH0_REG5			0x14
+#define RK3288_LVDS_CH0_REG5_LANECK_TTL_DATA	BIT(5)
+#define RK3288_LVDS_CH0_REG5_LANE4_TTL_DATA	BIT(4)
+#define RK3288_LVDS_CH0_REG5_LANE3_TTL_DATA	BIT(3)
+#define RK3288_LVDS_CH0_REG5_LANE2_TTL_DATA	BIT(2)
+#define RK3288_LVDS_CH0_REG5_LANE1_TTL_DATA	BIT(1)
+#define RK3288_LVDS_CH0_REG5_LANE0_TTL_DATA	BIT(0)
+
+#define RK3288_LVDS_CFG_REGC			0x30
+#define RK3288_LVDS_CFG_REGC_PLL_ENABLE		0x00
+#define RK3288_LVDS_CFG_REGC_PLL_DISABLE	0xff
+
+#define RK3288_LVDS_CH0_REGD			0x34
+#define RK3288_LVDS_CH0_REGD_PLL_PREDIV_MASK	0x1f
+
+#define RK3288_LVDS_CH0_REG20			0x80
+#define RK3288_LVDS_CH0_REG20_MSB		0x45
+#define RK3288_LVDS_CH0_REG20_LSB		0x44
+
+#define RK3288_LVDS_CFG_REG21			0x84
+#define RK3288_LVDS_CFG_REG21_TX_ENABLE		0x92
+#define RK3288_LVDS_CFG_REG21_TX_DISABLE	0x00
+#define RK3288_LVDS_CH1_OFFSET			0x100
+
+#define RK3288_LVDS_GRF_SOC_CON6		0x025C
+#define RK3288_LVDS_GRF_SOC_CON7		0x0260
+
+/* fbdiv value is split over 2 registers, with bit8 in reg2 */
+#define RK3288_LVDS_PLL_FBDIV_REG2(_fbd) \
+		(_fbd & BIT(8) ? RK3288_LVDS_CH0_REG2_PLL_FBDIV8 : 0)
+#define RK3288_LVDS_PLL_FBDIV_REG3(_fbd) \
+		(_fbd & RK3288_LVDS_CH0_REG3_PLL_FBDIV_MASK)
+#define RK3288_LVDS_PLL_PREDIV_REGD(_pd) \
+		(_pd & RK3288_LVDS_CH0_REGD_PLL_PREDIV_MASK)
+
+#define RK3288_LVDS_SOC_CON6_SEL_VOP_LIT	BIT(3)
+
+#define LVDS_FMT_MASK				(0x07 << 16)
+#define LVDS_MSB				BIT(3)
+#define LVDS_DUAL				BIT(4)
+#define LVDS_FMT_1				BIT(5)
+#define LVDS_TTL_EN				BIT(6)
+#define LVDS_START_PHASE_RST_1			BIT(7)
+#define LVDS_DCLK_INV				BIT(8)
+#define LVDS_CH0_EN				BIT(11)
+#define LVDS_CH1_EN				BIT(12)
+#define LVDS_PWRDN				BIT(15)
+
+#define LVDS_24BIT				(0 << 1)
+#define LVDS_18BIT				(1 << 1)
+#define LVDS_FORMAT_VESA			(0 << 0)
+#define LVDS_FORMAT_JEIDA			(1 << 0)
+
+#define LVDS_VESA_24				0
+#define LVDS_JEIDA_24				1
+#define LVDS_VESA_18				2
+#define LVDS_JEIDA_18				3
+
+#define HIWORD_UPDATE(v, h, l)  ((GENMASK(h, l) << 16) | ((v) << (l)))
+
+#define PX30_LVDS_GRF_PD_VO_CON0		0x434
+#define   PX30_LVDS_TIE_CLKS(val)		HIWORD_UPDATE(val,  8,  8)
+#define   PX30_LVDS_INVERT_CLKS(val)		HIWORD_UPDATE(val,  9,  9)
+#define   PX30_LVDS_INVERT_DCLK(val)		HIWORD_UPDATE(val,  5,  5)
+
+#define PX30_LVDS_GRF_PD_VO_CON1		0x438
+#define   PX30_LVDS_FORMAT(val)			HIWORD_UPDATE(val, 14, 13)
+#define   PX30_LVDS_MODE_EN(val)		HIWORD_UPDATE(val, 12, 12)
+#define   PX30_LVDS_MSBSEL(val)			HIWORD_UPDATE(val, 11, 11)
+#define   PX30_LVDS_P2S_EN(val)			HIWORD_UPDATE(val,  6,  6)
+#define   PX30_LVDS_VOP_SEL(val)		HIWORD_UPDATE(val,  1,  1)
+
+#endif /* _ROCKCHIP_LVDS_ */
diff --git a/drivers/gpu/drm/rockchip/rockchip_rgb.c b/drivers/gpu/drm/rockchip/rockchip_rgb.c
new file mode 100644
index 000000000..9a771af5d
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_rgb.c
@@ -0,0 +1,164 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:
+ *      Sandy Huang <hjc@rock-chips.com>
+ */
+
+#include <linux/component.h>
+#include <linux/of_graph.h>
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_bridge.h>
+#include <drm/drm_dp_helper.h>
+#include <drm/drm_of.h>
+#include <drm/drm_panel.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_simple_kms_helper.h>
+
+#include "rockchip_drm_drv.h"
+#include "rockchip_drm_vop.h"
+
+#define encoder_to_rgb(c) container_of(c, struct rockchip_rgb, encoder)
+
+struct rockchip_rgb {
+	struct device *dev;
+	struct drm_device *drm_dev;
+	struct drm_bridge *bridge;
+	struct drm_encoder encoder;
+	int output_mode;
+};
+
+static int
+rockchip_rgb_encoder_atomic_check(struct drm_encoder *encoder,
+				   struct drm_crtc_state *crtc_state,
+				   struct drm_connector_state *conn_state)
+{
+	struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc_state);
+	struct drm_connector *connector = conn_state->connector;
+	struct drm_display_info *info = &connector->display_info;
+	u32 bus_format;
+
+	if (info->num_bus_formats)
+		bus_format = info->bus_formats[0];
+	else
+		bus_format = MEDIA_BUS_FMT_RGB888_1X24;
+
+	switch (bus_format) {
+	case MEDIA_BUS_FMT_RGB666_1X18:
+		s->output_mode = ROCKCHIP_OUT_MODE_P666;
+		break;
+	case MEDIA_BUS_FMT_RGB565_1X16:
+		s->output_mode = ROCKCHIP_OUT_MODE_P565;
+		break;
+	case MEDIA_BUS_FMT_RGB888_1X24:
+	case MEDIA_BUS_FMT_RGB666_1X24_CPADHI:
+	default:
+		s->output_mode = ROCKCHIP_OUT_MODE_P888;
+		break;
+	}
+
+	s->output_type = DRM_MODE_CONNECTOR_LVDS;
+
+	return 0;
+}
+
+static const
+struct drm_encoder_helper_funcs rockchip_rgb_encoder_helper_funcs = {
+	.atomic_check = rockchip_rgb_encoder_atomic_check,
+};
+
+struct rockchip_rgb *rockchip_rgb_init(struct device *dev,
+				       struct drm_crtc *crtc,
+				       struct drm_device *drm_dev)
+{
+	struct rockchip_rgb *rgb;
+	struct drm_encoder *encoder;
+	struct device_node *port, *endpoint;
+	u32 endpoint_id;
+	int ret = 0, child_count = 0;
+	struct drm_panel *panel;
+	struct drm_bridge *bridge;
+
+	rgb = devm_kzalloc(dev, sizeof(*rgb), GFP_KERNEL);
+	if (!rgb)
+		return ERR_PTR(-ENOMEM);
+
+	rgb->dev = dev;
+	rgb->drm_dev = drm_dev;
+
+	port = of_graph_get_port_by_id(dev->of_node, 0);
+	if (!port)
+		return ERR_PTR(-EINVAL);
+
+	for_each_child_of_node(port, endpoint) {
+		if (of_property_read_u32(endpoint, "reg", &endpoint_id))
+			endpoint_id = 0;
+
+		/* if subdriver (> 0) or error case (< 0), ignore entry */
+		if (rockchip_drm_endpoint_is_subdriver(endpoint) != 0)
+			continue;
+
+		child_count++;
+		ret = drm_of_find_panel_or_bridge(dev->of_node, 0, endpoint_id,
+						  &panel, &bridge);
+		if (!ret) {
+			of_node_put(endpoint);
+			break;
+		}
+	}
+
+	of_node_put(port);
+
+	/* if the rgb output is not connected to anything, just return */
+	if (!child_count)
+		return NULL;
+
+	if (ret < 0) {
+		if (ret != -EPROBE_DEFER)
+			DRM_DEV_ERROR(dev, "failed to find panel or bridge %d\n", ret);
+		return ERR_PTR(ret);
+	}
+
+	encoder = &rgb->encoder;
+	encoder->possible_crtcs = drm_crtc_mask(crtc);
+
+	ret = drm_simple_encoder_init(drm_dev, encoder, DRM_MODE_ENCODER_NONE);
+	if (ret < 0) {
+		DRM_DEV_ERROR(drm_dev->dev,
+			      "failed to initialize encoder: %d\n", ret);
+		return ERR_PTR(ret);
+	}
+
+	drm_encoder_helper_add(encoder, &rockchip_rgb_encoder_helper_funcs);
+
+	if (panel) {
+		bridge = drm_panel_bridge_add_typed(panel,
+						    DRM_MODE_CONNECTOR_LVDS);
+		if (IS_ERR(bridge))
+			return ERR_CAST(bridge);
+	}
+
+	rgb->bridge = bridge;
+
+	ret = drm_bridge_attach(encoder, rgb->bridge, NULL, 0);
+	if (ret) {
+		DRM_DEV_ERROR(drm_dev->dev,
+			      "failed to attach bridge: %d\n", ret);
+		goto err_free_encoder;
+	}
+
+	return rgb;
+
+err_free_encoder:
+	drm_encoder_cleanup(encoder);
+	return ERR_PTR(ret);
+}
+EXPORT_SYMBOL_GPL(rockchip_rgb_init);
+
+void rockchip_rgb_fini(struct rockchip_rgb *rgb)
+{
+	drm_panel_bridge_remove(rgb->bridge);
+	drm_encoder_cleanup(&rgb->encoder);
+}
+EXPORT_SYMBOL_GPL(rockchip_rgb_fini);
diff --git a/drivers/gpu/drm/rockchip/rockchip_rgb.h b/drivers/gpu/drm/rockchip/rockchip_rgb.h
new file mode 100644
index 000000000..27b963512
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_rgb.h
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:
+ *      Sandy Huang <hjc@rock-chips.com>
+ */
+
+#ifdef CONFIG_ROCKCHIP_RGB
+struct rockchip_rgb *rockchip_rgb_init(struct device *dev,
+				       struct drm_crtc *crtc,
+				       struct drm_device *drm_dev);
+void rockchip_rgb_fini(struct rockchip_rgb *rgb);
+#else
+static inline struct rockchip_rgb *rockchip_rgb_init(struct device *dev,
+						     struct drm_crtc *crtc,
+						     struct drm_device *drm_dev)
+{
+	return NULL;
+}
+
+static inline void rockchip_rgb_fini(struct rockchip_rgb *rgb)
+{
+}
+#endif
diff --git a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
new file mode 100644
index 000000000..39e1e1ebe
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
@@ -0,0 +1,1102 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ */
+
+#include <linux/component.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+
+#include <drm/drm_fourcc.h>
+#include <drm/drm_plane.h>
+#include <drm/drm_print.h>
+
+#include "rockchip_drm_vop.h"
+#include "rockchip_vop_reg.h"
+#include "rockchip_drm_drv.h"
+
+#define _VOP_REG(off, _mask, _shift, _write_mask, _relaxed) \
+		{ \
+		 .offset = off, \
+		 .mask = _mask, \
+		 .shift = _shift, \
+		 .write_mask = _write_mask, \
+		 .relaxed = _relaxed, \
+		}
+
+#define VOP_REG(off, _mask, _shift) \
+		_VOP_REG(off, _mask, _shift, false, true)
+
+#define VOP_REG_SYNC(off, _mask, _shift) \
+		_VOP_REG(off, _mask, _shift, false, false)
+
+#define VOP_REG_MASK_SYNC(off, _mask, _shift) \
+		_VOP_REG(off, _mask, _shift, true, false)
+
+static const uint32_t formats_win_full[] = {
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_ARGB8888,
+	DRM_FORMAT_XBGR8888,
+	DRM_FORMAT_ABGR8888,
+	DRM_FORMAT_RGB888,
+	DRM_FORMAT_BGR888,
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_BGR565,
+	DRM_FORMAT_NV12,
+	DRM_FORMAT_NV16,
+	DRM_FORMAT_NV24,
+};
+
+static const uint64_t format_modifiers_win_full[] = {
+	DRM_FORMAT_MOD_LINEAR,
+	DRM_FORMAT_MOD_INVALID,
+};
+
+static const uint64_t format_modifiers_win_full_afbc[] = {
+	ROCKCHIP_AFBC_MOD,
+	DRM_FORMAT_MOD_LINEAR,
+	DRM_FORMAT_MOD_INVALID,
+};
+
+static const uint32_t formats_win_lite[] = {
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_ARGB8888,
+	DRM_FORMAT_XBGR8888,
+	DRM_FORMAT_ABGR8888,
+	DRM_FORMAT_RGB888,
+	DRM_FORMAT_BGR888,
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_BGR565,
+};
+
+static const uint64_t format_modifiers_win_lite[] = {
+	DRM_FORMAT_MOD_LINEAR,
+	DRM_FORMAT_MOD_INVALID,
+};
+
+static const struct vop_scl_regs rk3036_win_scl = {
+	.scale_yrgb_x = VOP_REG(RK3036_WIN0_SCL_FACTOR_YRGB, 0xffff, 0x0),
+	.scale_yrgb_y = VOP_REG(RK3036_WIN0_SCL_FACTOR_YRGB, 0xffff, 16),
+	.scale_cbcr_x = VOP_REG(RK3036_WIN0_SCL_FACTOR_CBR, 0xffff, 0x0),
+	.scale_cbcr_y = VOP_REG(RK3036_WIN0_SCL_FACTOR_CBR, 0xffff, 16),
+};
+
+static const struct vop_win_phy rk3036_win0_data = {
+	.scl = &rk3036_win_scl,
+	.data_formats = formats_win_full,
+	.nformats = ARRAY_SIZE(formats_win_full),
+	.format_modifiers = format_modifiers_win_full,
+	.enable = VOP_REG(RK3036_SYS_CTRL, 0x1, 0),
+	.format = VOP_REG(RK3036_SYS_CTRL, 0x7, 3),
+	.rb_swap = VOP_REG(RK3036_SYS_CTRL, 0x1, 15),
+	.act_info = VOP_REG(RK3036_WIN0_ACT_INFO, 0x1fff1fff, 0),
+	.dsp_info = VOP_REG(RK3036_WIN0_DSP_INFO, 0x0fff0fff, 0),
+	.dsp_st = VOP_REG(RK3036_WIN0_DSP_ST, 0x1fff1fff, 0),
+	.yrgb_mst = VOP_REG(RK3036_WIN0_YRGB_MST, 0xffffffff, 0),
+	.uv_mst = VOP_REG(RK3036_WIN0_CBR_MST, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(RK3036_WIN0_VIR, 0xffff, 0),
+	.uv_vir = VOP_REG(RK3036_WIN0_VIR, 0x1fff, 16),
+};
+
+static const struct vop_win_phy rk3036_win1_data = {
+	.data_formats = formats_win_lite,
+	.nformats = ARRAY_SIZE(formats_win_lite),
+	.format_modifiers = format_modifiers_win_lite,
+	.enable = VOP_REG(RK3036_SYS_CTRL, 0x1, 1),
+	.format = VOP_REG(RK3036_SYS_CTRL, 0x7, 6),
+	.rb_swap = VOP_REG(RK3036_SYS_CTRL, 0x1, 19),
+	.act_info = VOP_REG(RK3036_WIN1_ACT_INFO, 0x1fff1fff, 0),
+	.dsp_info = VOP_REG(RK3036_WIN1_DSP_INFO, 0x0fff0fff, 0),
+	.dsp_st = VOP_REG(RK3036_WIN1_DSP_ST, 0x1fff1fff, 0),
+	.yrgb_mst = VOP_REG(RK3036_WIN1_MST, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(RK3036_WIN1_VIR, 0xffff, 0),
+};
+
+static const struct vop_win_data rk3036_vop_win_data[] = {
+	{ .base = 0x00, .phy = &rk3036_win0_data,
+	  .type = DRM_PLANE_TYPE_PRIMARY },
+	{ .base = 0x00, .phy = &rk3036_win1_data,
+	  .type = DRM_PLANE_TYPE_CURSOR },
+};
+
+static const int rk3036_vop_intrs[] = {
+	DSP_HOLD_VALID_INTR,
+	FS_INTR,
+	LINE_FLAG_INTR,
+	BUS_ERROR_INTR,
+};
+
+static const struct vop_intr rk3036_intr = {
+	.intrs = rk3036_vop_intrs,
+	.nintrs = ARRAY_SIZE(rk3036_vop_intrs),
+	.line_flag_num[0] = VOP_REG(RK3036_INT_STATUS, 0xfff, 12),
+	.status = VOP_REG_SYNC(RK3036_INT_STATUS, 0xf, 0),
+	.enable = VOP_REG_SYNC(RK3036_INT_STATUS, 0xf, 4),
+	.clear = VOP_REG_SYNC(RK3036_INT_STATUS, 0xf, 8),
+};
+
+static const struct vop_modeset rk3036_modeset = {
+	.htotal_pw = VOP_REG(RK3036_DSP_HTOTAL_HS_END, 0x1fff1fff, 0),
+	.hact_st_end = VOP_REG(RK3036_DSP_HACT_ST_END, 0x1fff1fff, 0),
+	.vtotal_pw = VOP_REG(RK3036_DSP_VTOTAL_VS_END, 0x1fff1fff, 0),
+	.vact_st_end = VOP_REG(RK3036_DSP_VACT_ST_END, 0x1fff1fff, 0),
+};
+
+static const struct vop_output rk3036_output = {
+	.pin_pol = VOP_REG(RK3036_DSP_CTRL0, 0xf, 4),
+};
+
+static const struct vop_common rk3036_common = {
+	.standby = VOP_REG_SYNC(RK3036_SYS_CTRL, 0x1, 30),
+	.out_mode = VOP_REG(RK3036_DSP_CTRL0, 0xf, 0),
+	.dsp_blank = VOP_REG(RK3036_DSP_CTRL1, 0x1, 24),
+	.dither_down_sel = VOP_REG(RK3036_DSP_CTRL0, 0x1, 27),
+	.dither_down_en = VOP_REG(RK3036_DSP_CTRL0, 0x1, 11),
+	.dither_down_mode = VOP_REG(RK3036_DSP_CTRL0, 0x1, 10),
+	.cfg_done = VOP_REG_SYNC(RK3036_REG_CFG_DONE, 0x1, 0),
+};
+
+static const struct vop_data rk3036_vop = {
+	.intr = &rk3036_intr,
+	.common = &rk3036_common,
+	.modeset = &rk3036_modeset,
+	.output = &rk3036_output,
+	.win = rk3036_vop_win_data,
+	.win_size = ARRAY_SIZE(rk3036_vop_win_data),
+};
+
+static const struct vop_win_phy rk3126_win1_data = {
+	.data_formats = formats_win_lite,
+	.nformats = ARRAY_SIZE(formats_win_lite),
+	.format_modifiers = format_modifiers_win_lite,
+	.enable = VOP_REG(RK3036_SYS_CTRL, 0x1, 1),
+	.format = VOP_REG(RK3036_SYS_CTRL, 0x7, 6),
+	.rb_swap = VOP_REG(RK3036_SYS_CTRL, 0x1, 19),
+	.dsp_info = VOP_REG(RK3126_WIN1_DSP_INFO, 0x0fff0fff, 0),
+	.dsp_st = VOP_REG(RK3126_WIN1_DSP_ST, 0x1fff1fff, 0),
+	.yrgb_mst = VOP_REG(RK3126_WIN1_MST, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(RK3036_WIN1_VIR, 0xffff, 0),
+};
+
+static const struct vop_win_data rk3126_vop_win_data[] = {
+	{ .base = 0x00, .phy = &rk3036_win0_data,
+	  .type = DRM_PLANE_TYPE_PRIMARY },
+	{ .base = 0x00, .phy = &rk3126_win1_data,
+	  .type = DRM_PLANE_TYPE_CURSOR },
+};
+
+static const struct vop_data rk3126_vop = {
+	.intr = &rk3036_intr,
+	.common = &rk3036_common,
+	.modeset = &rk3036_modeset,
+	.output = &rk3036_output,
+	.win = rk3126_vop_win_data,
+	.win_size = ARRAY_SIZE(rk3126_vop_win_data),
+};
+
+static const int px30_vop_intrs[] = {
+	FS_INTR,
+	0, 0,
+	LINE_FLAG_INTR,
+	0,
+	BUS_ERROR_INTR,
+	0, 0,
+	DSP_HOLD_VALID_INTR,
+};
+
+static const struct vop_intr px30_intr = {
+	.intrs = px30_vop_intrs,
+	.nintrs = ARRAY_SIZE(px30_vop_intrs),
+	.line_flag_num[0] = VOP_REG(PX30_LINE_FLAG, 0xfff, 0),
+	.status = VOP_REG_MASK_SYNC(PX30_INTR_STATUS, 0xffff, 0),
+	.enable = VOP_REG_MASK_SYNC(PX30_INTR_EN, 0xffff, 0),
+	.clear = VOP_REG_MASK_SYNC(PX30_INTR_CLEAR, 0xffff, 0),
+};
+
+static const struct vop_common px30_common = {
+	.standby = VOP_REG_SYNC(PX30_SYS_CTRL2, 0x1, 1),
+	.out_mode = VOP_REG(PX30_DSP_CTRL2, 0xf, 16),
+	.dsp_blank = VOP_REG(PX30_DSP_CTRL2, 0x1, 14),
+	.dither_down_en = VOP_REG(PX30_DSP_CTRL2, 0x1, 8),
+	.dither_down_sel = VOP_REG(PX30_DSP_CTRL2, 0x1, 7),
+	.dither_down_mode = VOP_REG(PX30_DSP_CTRL2, 0x1, 6),
+	.cfg_done = VOP_REG_SYNC(PX30_REG_CFG_DONE, 0x1, 0),
+};
+
+static const struct vop_modeset px30_modeset = {
+	.htotal_pw = VOP_REG(PX30_DSP_HTOTAL_HS_END, 0x0fff0fff, 0),
+	.hact_st_end = VOP_REG(PX30_DSP_HACT_ST_END, 0x0fff0fff, 0),
+	.vtotal_pw = VOP_REG(PX30_DSP_VTOTAL_VS_END, 0x0fff0fff, 0),
+	.vact_st_end = VOP_REG(PX30_DSP_VACT_ST_END, 0x0fff0fff, 0),
+};
+
+static const struct vop_output px30_output = {
+	.rgb_dclk_pol = VOP_REG(PX30_DSP_CTRL0, 0x1, 1),
+	.rgb_pin_pol = VOP_REG(PX30_DSP_CTRL0, 0x7, 2),
+	.rgb_en = VOP_REG(PX30_DSP_CTRL0, 0x1, 0),
+	.mipi_dclk_pol = VOP_REG(PX30_DSP_CTRL0, 0x1, 25),
+	.mipi_pin_pol = VOP_REG(PX30_DSP_CTRL0, 0x7, 26),
+	.mipi_en = VOP_REG(PX30_DSP_CTRL0, 0x1, 24),
+};
+
+static const struct vop_scl_regs px30_win_scl = {
+	.scale_yrgb_x = VOP_REG(PX30_WIN0_SCL_FACTOR_YRGB, 0xffff, 0x0),
+	.scale_yrgb_y = VOP_REG(PX30_WIN0_SCL_FACTOR_YRGB, 0xffff, 16),
+	.scale_cbcr_x = VOP_REG(PX30_WIN0_SCL_FACTOR_CBR, 0xffff, 0x0),
+	.scale_cbcr_y = VOP_REG(PX30_WIN0_SCL_FACTOR_CBR, 0xffff, 16),
+};
+
+static const struct vop_win_phy px30_win0_data = {
+	.scl = &px30_win_scl,
+	.data_formats = formats_win_full,
+	.nformats = ARRAY_SIZE(formats_win_full),
+	.format_modifiers = format_modifiers_win_full,
+	.enable = VOP_REG(PX30_WIN0_CTRL0, 0x1, 0),
+	.format = VOP_REG(PX30_WIN0_CTRL0, 0x7, 1),
+	.rb_swap = VOP_REG(PX30_WIN0_CTRL0, 0x1, 12),
+	.act_info = VOP_REG(PX30_WIN0_ACT_INFO, 0xffffffff, 0),
+	.dsp_info = VOP_REG(PX30_WIN0_DSP_INFO, 0xffffffff, 0),
+	.dsp_st = VOP_REG(PX30_WIN0_DSP_ST, 0xffffffff, 0),
+	.yrgb_mst = VOP_REG(PX30_WIN0_YRGB_MST0, 0xffffffff, 0),
+	.uv_mst = VOP_REG(PX30_WIN0_CBR_MST0, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(PX30_WIN0_VIR, 0x1fff, 0),
+	.uv_vir = VOP_REG(PX30_WIN0_VIR, 0x1fff, 16),
+	.alpha_pre_mul = VOP_REG(PX30_WIN0_ALPHA_CTRL, 0x1, 2),
+	.alpha_mode = VOP_REG(PX30_WIN0_ALPHA_CTRL, 0x1, 1),
+	.alpha_en = VOP_REG(PX30_WIN0_ALPHA_CTRL, 0x1, 0),
+};
+
+static const struct vop_win_phy px30_win1_data = {
+	.data_formats = formats_win_lite,
+	.nformats = ARRAY_SIZE(formats_win_lite),
+	.format_modifiers = format_modifiers_win_lite,
+	.enable = VOP_REG(PX30_WIN1_CTRL0, 0x1, 0),
+	.format = VOP_REG(PX30_WIN1_CTRL0, 0x7, 4),
+	.rb_swap = VOP_REG(PX30_WIN1_CTRL0, 0x1, 12),
+	.dsp_info = VOP_REG(PX30_WIN1_DSP_INFO, 0xffffffff, 0),
+	.dsp_st = VOP_REG(PX30_WIN1_DSP_ST, 0xffffffff, 0),
+	.yrgb_mst = VOP_REG(PX30_WIN1_MST, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(PX30_WIN1_VIR, 0x1fff, 0),
+	.alpha_pre_mul = VOP_REG(PX30_WIN1_ALPHA_CTRL, 0x1, 2),
+	.alpha_mode = VOP_REG(PX30_WIN1_ALPHA_CTRL, 0x1, 1),
+	.alpha_en = VOP_REG(PX30_WIN1_ALPHA_CTRL, 0x1, 0),
+};
+
+static const struct vop_win_phy px30_win2_data = {
+	.data_formats = formats_win_lite,
+	.nformats = ARRAY_SIZE(formats_win_lite),
+	.format_modifiers = format_modifiers_win_lite,
+	.gate = VOP_REG(PX30_WIN2_CTRL0, 0x1, 4),
+	.enable = VOP_REG(PX30_WIN2_CTRL0, 0x1, 0),
+	.format = VOP_REG(PX30_WIN2_CTRL0, 0x3, 5),
+	.rb_swap = VOP_REG(PX30_WIN2_CTRL0, 0x1, 20),
+	.dsp_info = VOP_REG(PX30_WIN2_DSP_INFO0, 0x0fff0fff, 0),
+	.dsp_st = VOP_REG(PX30_WIN2_DSP_ST0, 0x1fff1fff, 0),
+	.yrgb_mst = VOP_REG(PX30_WIN2_MST0, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(PX30_WIN2_VIR0_1, 0x1fff, 0),
+	.alpha_pre_mul = VOP_REG(PX30_WIN2_ALPHA_CTRL, 0x1, 2),
+	.alpha_mode = VOP_REG(PX30_WIN2_ALPHA_CTRL, 0x1, 1),
+	.alpha_en = VOP_REG(PX30_WIN2_ALPHA_CTRL, 0x1, 0),
+};
+
+static const struct vop_win_data px30_vop_big_win_data[] = {
+	{ .base = 0x00, .phy = &px30_win0_data,
+	  .type = DRM_PLANE_TYPE_PRIMARY },
+	{ .base = 0x00, .phy = &px30_win1_data,
+	  .type = DRM_PLANE_TYPE_OVERLAY },
+	{ .base = 0x00, .phy = &px30_win2_data,
+	  .type = DRM_PLANE_TYPE_CURSOR },
+};
+
+static const struct vop_data px30_vop_big = {
+	.intr = &px30_intr,
+	.feature = VOP_FEATURE_INTERNAL_RGB,
+	.common = &px30_common,
+	.modeset = &px30_modeset,
+	.output = &px30_output,
+	.win = px30_vop_big_win_data,
+	.win_size = ARRAY_SIZE(px30_vop_big_win_data),
+};
+
+static const struct vop_win_data px30_vop_lit_win_data[] = {
+	{ .base = 0x00, .phy = &px30_win1_data,
+	  .type = DRM_PLANE_TYPE_PRIMARY },
+};
+
+static const struct vop_data px30_vop_lit = {
+	.intr = &px30_intr,
+	.feature = VOP_FEATURE_INTERNAL_RGB,
+	.common = &px30_common,
+	.modeset = &px30_modeset,
+	.output = &px30_output,
+	.win = px30_vop_lit_win_data,
+	.win_size = ARRAY_SIZE(px30_vop_lit_win_data),
+};
+
+static const struct vop_scl_regs rk3066_win_scl = {
+	.scale_yrgb_x = VOP_REG(RK3066_WIN0_SCL_FACTOR_YRGB, 0xffff, 0x0),
+	.scale_yrgb_y = VOP_REG(RK3066_WIN0_SCL_FACTOR_YRGB, 0xffff, 16),
+	.scale_cbcr_x = VOP_REG(RK3066_WIN0_SCL_FACTOR_CBR, 0xffff, 0x0),
+	.scale_cbcr_y = VOP_REG(RK3066_WIN0_SCL_FACTOR_CBR, 0xffff, 16),
+};
+
+static const struct vop_win_phy rk3066_win0_data = {
+	.scl = &rk3066_win_scl,
+	.data_formats = formats_win_full,
+	.nformats = ARRAY_SIZE(formats_win_full),
+	.format_modifiers = format_modifiers_win_full,
+	.enable = VOP_REG(RK3066_SYS_CTRL1, 0x1, 0),
+	.format = VOP_REG(RK3066_SYS_CTRL1, 0x7, 4),
+	.rb_swap = VOP_REG(RK3066_SYS_CTRL1, 0x1, 19),
+	.act_info = VOP_REG(RK3066_WIN0_ACT_INFO, 0x1fff1fff, 0),
+	.dsp_info = VOP_REG(RK3066_WIN0_DSP_INFO, 0x0fff0fff, 0),
+	.dsp_st = VOP_REG(RK3066_WIN0_DSP_ST, 0x1fff1fff, 0),
+	.yrgb_mst = VOP_REG(RK3066_WIN0_YRGB_MST0, 0xffffffff, 0),
+	.uv_mst = VOP_REG(RK3066_WIN0_CBR_MST0, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(RK3066_WIN0_VIR, 0xffff, 0),
+	.uv_vir = VOP_REG(RK3066_WIN0_VIR, 0x1fff, 16),
+};
+
+static const struct vop_win_phy rk3066_win1_data = {
+	.data_formats = formats_win_full,
+	.nformats = ARRAY_SIZE(formats_win_full),
+	.format_modifiers = format_modifiers_win_full,
+	.enable = VOP_REG(RK3066_SYS_CTRL1, 0x1, 1),
+	.format = VOP_REG(RK3066_SYS_CTRL1, 0x7, 7),
+	.rb_swap = VOP_REG(RK3066_SYS_CTRL1, 0x1, 23),
+	.act_info = VOP_REG(RK3066_WIN1_ACT_INFO, 0x1fff1fff, 0),
+	.dsp_info = VOP_REG(RK3066_WIN1_DSP_INFO, 0x0fff0fff, 0),
+	.dsp_st = VOP_REG(RK3066_WIN1_DSP_ST, 0x1fff1fff, 0),
+	.yrgb_mst = VOP_REG(RK3066_WIN1_YRGB_MST, 0xffffffff, 0),
+	.uv_mst = VOP_REG(RK3066_WIN1_CBR_MST, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(RK3066_WIN1_VIR, 0xffff, 0),
+	.uv_vir = VOP_REG(RK3066_WIN1_VIR, 0x1fff, 16),
+};
+
+static const struct vop_win_phy rk3066_win2_data = {
+	.data_formats = formats_win_lite,
+	.nformats = ARRAY_SIZE(formats_win_lite),
+	.format_modifiers = format_modifiers_win_lite,
+	.enable = VOP_REG(RK3066_SYS_CTRL1, 0x1, 2),
+	.format = VOP_REG(RK3066_SYS_CTRL1, 0x7, 10),
+	.rb_swap = VOP_REG(RK3066_SYS_CTRL1, 0x1, 27),
+	.dsp_info = VOP_REG(RK3066_WIN2_DSP_INFO, 0x0fff0fff, 0),
+	.dsp_st = VOP_REG(RK3066_WIN2_DSP_ST, 0x1fff1fff, 0),
+	.yrgb_mst = VOP_REG(RK3066_WIN2_MST, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(RK3066_WIN2_VIR, 0xffff, 0),
+};
+
+static const struct vop_modeset rk3066_modeset = {
+	.htotal_pw = VOP_REG(RK3066_DSP_HTOTAL_HS_END, 0x1fff1fff, 0),
+	.hact_st_end = VOP_REG(RK3066_DSP_HACT_ST_END, 0x1fff1fff, 0),
+	.vtotal_pw = VOP_REG(RK3066_DSP_VTOTAL_VS_END, 0x1fff1fff, 0),
+	.vact_st_end = VOP_REG(RK3066_DSP_VACT_ST_END, 0x1fff1fff, 0),
+};
+
+static const struct vop_output rk3066_output = {
+	.pin_pol = VOP_REG(RK3066_DSP_CTRL0, 0x7, 4),
+};
+
+static const struct vop_common rk3066_common = {
+	.standby = VOP_REG(RK3066_SYS_CTRL0, 0x1, 1),
+	.out_mode = VOP_REG(RK3066_DSP_CTRL0, 0xf, 0),
+	.cfg_done = VOP_REG(RK3066_REG_CFG_DONE, 0x1, 0),
+	.dither_down_en = VOP_REG(RK3066_DSP_CTRL0, 0x1, 11),
+	.dither_down_mode = VOP_REG(RK3066_DSP_CTRL0, 0x1, 10),
+	.dsp_blank = VOP_REG(RK3066_DSP_CTRL1, 0x1, 24),
+	.dither_up = VOP_REG(RK3066_DSP_CTRL0, 0x1, 9),
+	.dsp_lut_en = VOP_REG(RK3066_SYS_CTRL1, 0x1, 31),
+	.data_blank = VOP_REG(RK3066_DSP_CTRL1, 0x1, 25),
+};
+
+static const struct vop_win_data rk3066_vop_win_data[] = {
+	{ .base = 0x00, .phy = &rk3066_win0_data,
+	  .type = DRM_PLANE_TYPE_PRIMARY },
+	{ .base = 0x00, .phy = &rk3066_win1_data,
+	  .type = DRM_PLANE_TYPE_OVERLAY },
+	{ .base = 0x00, .phy = &rk3066_win2_data,
+	  .type = DRM_PLANE_TYPE_CURSOR },
+};
+
+static const int rk3066_vop_intrs[] = {
+	/*
+	 * hs_start interrupt fires at frame-start, so serves
+	 * the same purpose as dsp_hold in the driver.
+	 */
+	DSP_HOLD_VALID_INTR,
+	FS_INTR,
+	LINE_FLAG_INTR,
+	BUS_ERROR_INTR,
+};
+
+static const struct vop_intr rk3066_intr = {
+	.intrs = rk3066_vop_intrs,
+	.nintrs = ARRAY_SIZE(rk3066_vop_intrs),
+	.line_flag_num[0] = VOP_REG(RK3066_INT_STATUS, 0xfff, 12),
+	.status = VOP_REG(RK3066_INT_STATUS, 0xf, 0),
+	.enable = VOP_REG(RK3066_INT_STATUS, 0xf, 4),
+	.clear = VOP_REG(RK3066_INT_STATUS, 0xf, 8),
+};
+
+static const struct vop_data rk3066_vop = {
+	.version = VOP_VERSION(2, 1),
+	.intr = &rk3066_intr,
+	.common = &rk3066_common,
+	.modeset = &rk3066_modeset,
+	.output = &rk3066_output,
+	.win = rk3066_vop_win_data,
+	.win_size = ARRAY_SIZE(rk3066_vop_win_data),
+};
+
+static const struct vop_scl_regs rk3188_win_scl = {
+	.scale_yrgb_x = VOP_REG(RK3188_WIN0_SCL_FACTOR_YRGB, 0xffff, 0x0),
+	.scale_yrgb_y = VOP_REG(RK3188_WIN0_SCL_FACTOR_YRGB, 0xffff, 16),
+	.scale_cbcr_x = VOP_REG(RK3188_WIN0_SCL_FACTOR_CBR, 0xffff, 0x0),
+	.scale_cbcr_y = VOP_REG(RK3188_WIN0_SCL_FACTOR_CBR, 0xffff, 16),
+};
+
+static const struct vop_win_phy rk3188_win0_data = {
+	.scl = &rk3188_win_scl,
+	.data_formats = formats_win_full,
+	.nformats = ARRAY_SIZE(formats_win_full),
+	.format_modifiers = format_modifiers_win_full,
+	.enable = VOP_REG(RK3188_SYS_CTRL, 0x1, 0),
+	.format = VOP_REG(RK3188_SYS_CTRL, 0x7, 3),
+	.rb_swap = VOP_REG(RK3188_SYS_CTRL, 0x1, 15),
+	.act_info = VOP_REG(RK3188_WIN0_ACT_INFO, 0x1fff1fff, 0),
+	.dsp_info = VOP_REG(RK3188_WIN0_DSP_INFO, 0x0fff0fff, 0),
+	.dsp_st = VOP_REG(RK3188_WIN0_DSP_ST, 0x1fff1fff, 0),
+	.yrgb_mst = VOP_REG(RK3188_WIN0_YRGB_MST0, 0xffffffff, 0),
+	.uv_mst = VOP_REG(RK3188_WIN0_CBR_MST0, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(RK3188_WIN_VIR, 0x1fff, 0),
+};
+
+static const struct vop_win_phy rk3188_win1_data = {
+	.data_formats = formats_win_lite,
+	.nformats = ARRAY_SIZE(formats_win_lite),
+	.format_modifiers = format_modifiers_win_lite,
+	.enable = VOP_REG(RK3188_SYS_CTRL, 0x1, 1),
+	.format = VOP_REG(RK3188_SYS_CTRL, 0x7, 6),
+	.rb_swap = VOP_REG(RK3188_SYS_CTRL, 0x1, 19),
+	/* no act_info on window1 */
+	.dsp_info = VOP_REG(RK3188_WIN1_DSP_INFO, 0x07ff07ff, 0),
+	.dsp_st = VOP_REG(RK3188_WIN1_DSP_ST, 0x0fff0fff, 0),
+	.yrgb_mst = VOP_REG(RK3188_WIN1_MST, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(RK3188_WIN_VIR, 0x1fff, 16),
+};
+
+static const struct vop_modeset rk3188_modeset = {
+	.htotal_pw = VOP_REG(RK3188_DSP_HTOTAL_HS_END, 0x0fff0fff, 0),
+	.hact_st_end = VOP_REG(RK3188_DSP_HACT_ST_END, 0x0fff0fff, 0),
+	.vtotal_pw = VOP_REG(RK3188_DSP_VTOTAL_VS_END, 0x0fff0fff, 0),
+	.vact_st_end = VOP_REG(RK3188_DSP_VACT_ST_END, 0x0fff0fff, 0),
+};
+
+static const struct vop_output rk3188_output = {
+	.pin_pol = VOP_REG(RK3188_DSP_CTRL0, 0xf, 4),
+};
+
+static const struct vop_common rk3188_common = {
+	.gate_en = VOP_REG(RK3188_SYS_CTRL, 0x1, 31),
+	.standby = VOP_REG(RK3188_SYS_CTRL, 0x1, 30),
+	.out_mode = VOP_REG(RK3188_DSP_CTRL0, 0xf, 0),
+	.cfg_done = VOP_REG(RK3188_REG_CFG_DONE, 0x1, 0),
+	.dither_down_sel = VOP_REG(RK3188_DSP_CTRL0, 0x1, 27),
+	.dither_down_en = VOP_REG(RK3188_DSP_CTRL0, 0x1, 11),
+	.dither_down_mode = VOP_REG(RK3188_DSP_CTRL0, 0x1, 10),
+	.dsp_blank = VOP_REG(RK3188_DSP_CTRL1, 0x1, 24),
+	.dither_up = VOP_REG(RK3188_DSP_CTRL0, 0x1, 9),
+	.dsp_lut_en = VOP_REG(RK3188_SYS_CTRL, 0x1, 28),
+	.data_blank = VOP_REG(RK3188_DSP_CTRL1, 0x1, 25),
+};
+
+static const struct vop_win_data rk3188_vop_win_data[] = {
+	{ .base = 0x00, .phy = &rk3188_win0_data,
+	  .type = DRM_PLANE_TYPE_PRIMARY },
+	{ .base = 0x00, .phy = &rk3188_win1_data,
+	  .type = DRM_PLANE_TYPE_CURSOR },
+};
+
+static const int rk3188_vop_intrs[] = {
+	/*
+	 * hs_start interrupt fires at frame-start, so serves
+	 * the same purpose as dsp_hold in the driver.
+	 */
+	DSP_HOLD_VALID_INTR,
+	FS_INTR,
+	LINE_FLAG_INTR,
+	BUS_ERROR_INTR,
+};
+
+static const struct vop_intr rk3188_vop_intr = {
+	.intrs = rk3188_vop_intrs,
+	.nintrs = ARRAY_SIZE(rk3188_vop_intrs),
+	.line_flag_num[0] = VOP_REG(RK3188_INT_STATUS, 0xfff, 12),
+	.status = VOP_REG(RK3188_INT_STATUS, 0xf, 0),
+	.enable = VOP_REG(RK3188_INT_STATUS, 0xf, 4),
+	.clear = VOP_REG(RK3188_INT_STATUS, 0xf, 8),
+};
+
+static const struct vop_data rk3188_vop = {
+	.intr = &rk3188_vop_intr,
+	.common = &rk3188_common,
+	.modeset = &rk3188_modeset,
+	.output = &rk3188_output,
+	.win = rk3188_vop_win_data,
+	.win_size = ARRAY_SIZE(rk3188_vop_win_data),
+	.feature = VOP_FEATURE_INTERNAL_RGB,
+};
+
+static const struct vop_scl_extension rk3288_win_full_scl_ext = {
+	.cbcr_vsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 31),
+	.cbcr_vsu_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 30),
+	.cbcr_hsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 28),
+	.cbcr_ver_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 26),
+	.cbcr_hor_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 24),
+	.yrgb_vsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 23),
+	.yrgb_vsu_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 22),
+	.yrgb_hsd_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 20),
+	.yrgb_ver_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 18),
+	.yrgb_hor_scl_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 16),
+	.line_load_mode = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 15),
+	.cbcr_axi_gather_num = VOP_REG(RK3288_WIN0_CTRL1, 0x7, 12),
+	.yrgb_axi_gather_num = VOP_REG(RK3288_WIN0_CTRL1, 0xf, 8),
+	.vsd_cbcr_gt2 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 7),
+	.vsd_cbcr_gt4 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 6),
+	.vsd_yrgb_gt2 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 5),
+	.vsd_yrgb_gt4 = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 4),
+	.bic_coe_sel = VOP_REG(RK3288_WIN0_CTRL1, 0x3, 2),
+	.cbcr_axi_gather_en = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 1),
+	.yrgb_axi_gather_en = VOP_REG(RK3288_WIN0_CTRL1, 0x1, 0),
+	.lb_mode = VOP_REG(RK3288_WIN0_CTRL0, 0x7, 5),
+};
+
+static const struct vop_scl_regs rk3288_win_full_scl = {
+	.ext = &rk3288_win_full_scl_ext,
+	.scale_yrgb_x = VOP_REG(RK3288_WIN0_SCL_FACTOR_YRGB, 0xffff, 0x0),
+	.scale_yrgb_y = VOP_REG(RK3288_WIN0_SCL_FACTOR_YRGB, 0xffff, 16),
+	.scale_cbcr_x = VOP_REG(RK3288_WIN0_SCL_FACTOR_CBR, 0xffff, 0x0),
+	.scale_cbcr_y = VOP_REG(RK3288_WIN0_SCL_FACTOR_CBR, 0xffff, 16),
+};
+
+static const struct vop_win_phy rk3288_win01_data = {
+	.scl = &rk3288_win_full_scl,
+	.data_formats = formats_win_full,
+	.nformats = ARRAY_SIZE(formats_win_full),
+	.format_modifiers = format_modifiers_win_full,
+	.enable = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 0),
+	.format = VOP_REG(RK3288_WIN0_CTRL0, 0x7, 1),
+	.rb_swap = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 12),
+	.act_info = VOP_REG(RK3288_WIN0_ACT_INFO, 0x1fff1fff, 0),
+	.dsp_info = VOP_REG(RK3288_WIN0_DSP_INFO, 0x0fff0fff, 0),
+	.dsp_st = VOP_REG(RK3288_WIN0_DSP_ST, 0x1fff1fff, 0),
+	.yrgb_mst = VOP_REG(RK3288_WIN0_YRGB_MST, 0xffffffff, 0),
+	.uv_mst = VOP_REG(RK3288_WIN0_CBR_MST, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(RK3288_WIN0_VIR, 0x3fff, 0),
+	.uv_vir = VOP_REG(RK3288_WIN0_VIR, 0x3fff, 16),
+	.src_alpha_ctl = VOP_REG(RK3288_WIN0_SRC_ALPHA_CTRL, 0xff, 0),
+	.dst_alpha_ctl = VOP_REG(RK3288_WIN0_DST_ALPHA_CTRL, 0xff, 0),
+	.channel = VOP_REG(RK3288_WIN0_CTRL2, 0xff, 0),
+};
+
+static const struct vop_win_phy rk3288_win23_data = {
+	.data_formats = formats_win_lite,
+	.nformats = ARRAY_SIZE(formats_win_lite),
+	.format_modifiers = format_modifiers_win_lite,
+	.enable = VOP_REG(RK3288_WIN2_CTRL0, 0x1, 4),
+	.gate = VOP_REG(RK3288_WIN2_CTRL0, 0x1, 0),
+	.format = VOP_REG(RK3288_WIN2_CTRL0, 0x7, 1),
+	.rb_swap = VOP_REG(RK3288_WIN2_CTRL0, 0x1, 12),
+	.dsp_info = VOP_REG(RK3288_WIN2_DSP_INFO0, 0x0fff0fff, 0),
+	.dsp_st = VOP_REG(RK3288_WIN2_DSP_ST0, 0x1fff1fff, 0),
+	.yrgb_mst = VOP_REG(RK3288_WIN2_MST0, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(RK3288_WIN2_VIR0_1, 0x1fff, 0),
+	.src_alpha_ctl = VOP_REG(RK3288_WIN2_SRC_ALPHA_CTRL, 0xff, 0),
+	.dst_alpha_ctl = VOP_REG(RK3288_WIN2_DST_ALPHA_CTRL, 0xff, 0),
+};
+
+static const struct vop_modeset rk3288_modeset = {
+	.htotal_pw = VOP_REG(RK3288_DSP_HTOTAL_HS_END, 0x1fff1fff, 0),
+	.hact_st_end = VOP_REG(RK3288_DSP_HACT_ST_END, 0x1fff1fff, 0),
+	.vtotal_pw = VOP_REG(RK3288_DSP_VTOTAL_VS_END, 0x1fff1fff, 0),
+	.vact_st_end = VOP_REG(RK3288_DSP_VACT_ST_END, 0x1fff1fff, 0),
+	.hpost_st_end = VOP_REG(RK3288_POST_DSP_HACT_INFO, 0x1fff1fff, 0),
+	.vpost_st_end = VOP_REG(RK3288_POST_DSP_VACT_INFO, 0x1fff1fff, 0),
+};
+
+static const struct vop_output rk3288_output = {
+	.pin_pol = VOP_REG(RK3288_DSP_CTRL0, 0xf, 4),
+	.rgb_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 12),
+	.hdmi_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 13),
+	.edp_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 14),
+	.mipi_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 15),
+};
+
+static const struct vop_common rk3288_common = {
+	.standby = VOP_REG_SYNC(RK3288_SYS_CTRL, 0x1, 22),
+	.gate_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 23),
+	.mmu_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 20),
+	.dither_down_sel = VOP_REG(RK3288_DSP_CTRL1, 0x1, 4),
+	.dither_down_mode = VOP_REG(RK3288_DSP_CTRL1, 0x1, 3),
+	.dither_down_en = VOP_REG(RK3288_DSP_CTRL1, 0x1, 2),
+	.pre_dither_down = VOP_REG(RK3288_DSP_CTRL1, 0x1, 1),
+	.dither_up = VOP_REG(RK3288_DSP_CTRL1, 0x1, 6),
+	.dsp_lut_en = VOP_REG(RK3288_DSP_CTRL1, 0x1, 0),
+	.data_blank = VOP_REG(RK3288_DSP_CTRL0, 0x1, 19),
+	.dsp_blank = VOP_REG(RK3288_DSP_CTRL0, 0x3, 18),
+	.out_mode = VOP_REG(RK3288_DSP_CTRL0, 0xf, 0),
+	.cfg_done = VOP_REG_SYNC(RK3288_REG_CFG_DONE, 0x1, 0),
+};
+
+/*
+ * Note: rk3288 has a dedicated 'cursor' window, however, that window requires
+ * special support to get alpha blending working.  For now, just use overlay
+ * window 3 for the drm cursor.
+ *
+ */
+static const struct vop_win_data rk3288_vop_win_data[] = {
+	{ .base = 0x00, .phy = &rk3288_win01_data,
+	  .type = DRM_PLANE_TYPE_PRIMARY },
+	{ .base = 0x40, .phy = &rk3288_win01_data,
+	  .type = DRM_PLANE_TYPE_OVERLAY },
+	{ .base = 0x00, .phy = &rk3288_win23_data,
+	  .type = DRM_PLANE_TYPE_OVERLAY },
+	{ .base = 0x50, .phy = &rk3288_win23_data,
+	  .type = DRM_PLANE_TYPE_CURSOR },
+};
+
+static const int rk3288_vop_intrs[] = {
+	DSP_HOLD_VALID_INTR,
+	FS_INTR,
+	LINE_FLAG_INTR,
+	BUS_ERROR_INTR,
+};
+
+static const struct vop_intr rk3288_vop_intr = {
+	.intrs = rk3288_vop_intrs,
+	.nintrs = ARRAY_SIZE(rk3288_vop_intrs),
+	.line_flag_num[0] = VOP_REG(RK3288_INTR_CTRL0, 0x1fff, 12),
+	.status = VOP_REG(RK3288_INTR_CTRL0, 0xf, 0),
+	.enable = VOP_REG(RK3288_INTR_CTRL0, 0xf, 4),
+	.clear = VOP_REG(RK3288_INTR_CTRL0, 0xf, 8),
+};
+
+static const struct vop_data rk3288_vop = {
+	.version = VOP_VERSION(3, 1),
+	.feature = VOP_FEATURE_OUTPUT_RGB10,
+	.intr = &rk3288_vop_intr,
+	.common = &rk3288_common,
+	.modeset = &rk3288_modeset,
+	.output = &rk3288_output,
+	.win = rk3288_vop_win_data,
+	.win_size = ARRAY_SIZE(rk3288_vop_win_data),
+	.lut_size = 1024,
+};
+
+static const int rk3368_vop_intrs[] = {
+	FS_INTR,
+	0, 0,
+	LINE_FLAG_INTR,
+	0,
+	BUS_ERROR_INTR,
+	0, 0, 0, 0, 0, 0, 0,
+	DSP_HOLD_VALID_INTR,
+};
+
+static const struct vop_intr rk3368_vop_intr = {
+	.intrs = rk3368_vop_intrs,
+	.nintrs = ARRAY_SIZE(rk3368_vop_intrs),
+	.line_flag_num[0] = VOP_REG(RK3368_LINE_FLAG, 0xffff, 0),
+	.line_flag_num[1] = VOP_REG(RK3368_LINE_FLAG, 0xffff, 16),
+	.status = VOP_REG_MASK_SYNC(RK3368_INTR_STATUS, 0x3fff, 0),
+	.enable = VOP_REG_MASK_SYNC(RK3368_INTR_EN, 0x3fff, 0),
+	.clear = VOP_REG_MASK_SYNC(RK3368_INTR_CLEAR, 0x3fff, 0),
+};
+
+static const struct vop_win_phy rk3368_win01_data = {
+	.scl = &rk3288_win_full_scl,
+	.data_formats = formats_win_full,
+	.nformats = ARRAY_SIZE(formats_win_full),
+	.format_modifiers = format_modifiers_win_full,
+	.enable = VOP_REG(RK3368_WIN0_CTRL0, 0x1, 0),
+	.format = VOP_REG(RK3368_WIN0_CTRL0, 0x7, 1),
+	.rb_swap = VOP_REG(RK3368_WIN0_CTRL0, 0x1, 12),
+	.x_mir_en = VOP_REG(RK3368_WIN0_CTRL0, 0x1, 21),
+	.y_mir_en = VOP_REG(RK3368_WIN0_CTRL0, 0x1, 22),
+	.act_info = VOP_REG(RK3368_WIN0_ACT_INFO, 0x1fff1fff, 0),
+	.dsp_info = VOP_REG(RK3368_WIN0_DSP_INFO, 0x0fff0fff, 0),
+	.dsp_st = VOP_REG(RK3368_WIN0_DSP_ST, 0x1fff1fff, 0),
+	.yrgb_mst = VOP_REG(RK3368_WIN0_YRGB_MST, 0xffffffff, 0),
+	.uv_mst = VOP_REG(RK3368_WIN0_CBR_MST, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(RK3368_WIN0_VIR, 0x3fff, 0),
+	.uv_vir = VOP_REG(RK3368_WIN0_VIR, 0x3fff, 16),
+	.src_alpha_ctl = VOP_REG(RK3368_WIN0_SRC_ALPHA_CTRL, 0xff, 0),
+	.dst_alpha_ctl = VOP_REG(RK3368_WIN0_DST_ALPHA_CTRL, 0xff, 0),
+	.channel = VOP_REG(RK3368_WIN0_CTRL2, 0xff, 0),
+};
+
+static const struct vop_win_phy rk3368_win23_data = {
+	.data_formats = formats_win_lite,
+	.nformats = ARRAY_SIZE(formats_win_lite),
+	.format_modifiers = format_modifiers_win_lite,
+	.gate = VOP_REG(RK3368_WIN2_CTRL0, 0x1, 0),
+	.enable = VOP_REG(RK3368_WIN2_CTRL0, 0x1, 4),
+	.format = VOP_REG(RK3368_WIN2_CTRL0, 0x3, 5),
+	.rb_swap = VOP_REG(RK3368_WIN2_CTRL0, 0x1, 20),
+	.y_mir_en = VOP_REG(RK3368_WIN2_CTRL1, 0x1, 15),
+	.dsp_info = VOP_REG(RK3368_WIN2_DSP_INFO0, 0x0fff0fff, 0),
+	.dsp_st = VOP_REG(RK3368_WIN2_DSP_ST0, 0x1fff1fff, 0),
+	.yrgb_mst = VOP_REG(RK3368_WIN2_MST0, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(RK3368_WIN2_VIR0_1, 0x1fff, 0),
+	.src_alpha_ctl = VOP_REG(RK3368_WIN2_SRC_ALPHA_CTRL, 0xff, 0),
+	.dst_alpha_ctl = VOP_REG(RK3368_WIN2_DST_ALPHA_CTRL, 0xff, 0),
+};
+
+static const struct vop_win_data rk3368_vop_win_data[] = {
+	{ .base = 0x00, .phy = &rk3368_win01_data,
+	  .type = DRM_PLANE_TYPE_PRIMARY },
+	{ .base = 0x40, .phy = &rk3368_win01_data,
+	  .type = DRM_PLANE_TYPE_OVERLAY },
+	{ .base = 0x00, .phy = &rk3368_win23_data,
+	  .type = DRM_PLANE_TYPE_OVERLAY },
+	{ .base = 0x50, .phy = &rk3368_win23_data,
+	  .type = DRM_PLANE_TYPE_CURSOR },
+};
+
+static const struct vop_output rk3368_output = {
+	.rgb_dclk_pol = VOP_REG(RK3368_DSP_CTRL1, 0x1, 19),
+	.hdmi_dclk_pol = VOP_REG(RK3368_DSP_CTRL1, 0x1, 23),
+	.edp_dclk_pol = VOP_REG(RK3368_DSP_CTRL1, 0x1, 27),
+	.mipi_dclk_pol = VOP_REG(RK3368_DSP_CTRL1, 0x1, 31),
+	.rgb_pin_pol = VOP_REG(RK3368_DSP_CTRL1, 0x7, 16),
+	.hdmi_pin_pol = VOP_REG(RK3368_DSP_CTRL1, 0x7, 20),
+	.edp_pin_pol = VOP_REG(RK3368_DSP_CTRL1, 0x7, 24),
+	.mipi_pin_pol = VOP_REG(RK3368_DSP_CTRL1, 0x7, 28),
+	.rgb_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 12),
+	.hdmi_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 13),
+	.edp_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 14),
+	.mipi_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 15),
+};
+
+static const struct vop_misc rk3368_misc = {
+	.global_regdone_en = VOP_REG(RK3368_SYS_CTRL, 0x1, 11),
+};
+
+static const struct vop_data rk3368_vop = {
+	.version = VOP_VERSION(3, 2),
+	.intr = &rk3368_vop_intr,
+	.common = &rk3288_common,
+	.modeset = &rk3288_modeset,
+	.output = &rk3368_output,
+	.misc = &rk3368_misc,
+	.win = rk3368_vop_win_data,
+	.win_size = ARRAY_SIZE(rk3368_vop_win_data),
+};
+
+static const struct vop_intr rk3366_vop_intr = {
+	.intrs = rk3368_vop_intrs,
+	.nintrs = ARRAY_SIZE(rk3368_vop_intrs),
+	.line_flag_num[0] = VOP_REG(RK3366_LINE_FLAG, 0xffff, 0),
+	.line_flag_num[1] = VOP_REG(RK3366_LINE_FLAG, 0xffff, 16),
+	.status = VOP_REG_MASK_SYNC(RK3366_INTR_STATUS0, 0xffff, 0),
+	.enable = VOP_REG_MASK_SYNC(RK3366_INTR_EN0, 0xffff, 0),
+	.clear = VOP_REG_MASK_SYNC(RK3366_INTR_CLEAR0, 0xffff, 0),
+};
+
+static const struct vop_data rk3366_vop = {
+	.version = VOP_VERSION(3, 4),
+	.intr = &rk3366_vop_intr,
+	.common = &rk3288_common,
+	.modeset = &rk3288_modeset,
+	.output = &rk3368_output,
+	.misc = &rk3368_misc,
+	.win = rk3368_vop_win_data,
+	.win_size = ARRAY_SIZE(rk3368_vop_win_data),
+};
+
+static const struct vop_output rk3399_output = {
+	.dp_dclk_pol = VOP_REG(RK3399_DSP_CTRL1, 0x1, 19),
+	.rgb_dclk_pol = VOP_REG(RK3368_DSP_CTRL1, 0x1, 19),
+	.hdmi_dclk_pol = VOP_REG(RK3368_DSP_CTRL1, 0x1, 23),
+	.edp_dclk_pol = VOP_REG(RK3368_DSP_CTRL1, 0x1, 27),
+	.mipi_dclk_pol = VOP_REG(RK3368_DSP_CTRL1, 0x1, 31),
+	.dp_pin_pol = VOP_REG(RK3399_DSP_CTRL1, 0x7, 16),
+	.rgb_pin_pol = VOP_REG(RK3368_DSP_CTRL1, 0x7, 16),
+	.hdmi_pin_pol = VOP_REG(RK3368_DSP_CTRL1, 0x7, 20),
+	.edp_pin_pol = VOP_REG(RK3368_DSP_CTRL1, 0x7, 24),
+	.mipi_pin_pol = VOP_REG(RK3368_DSP_CTRL1, 0x7, 28),
+	.dp_en = VOP_REG(RK3399_SYS_CTRL, 0x1, 11),
+	.rgb_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 12),
+	.hdmi_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 13),
+	.edp_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 14),
+	.mipi_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 15),
+	.mipi_dual_channel_en = VOP_REG(RK3288_SYS_CTRL, 0x1, 3),
+};
+
+static const struct vop_yuv2yuv_phy rk3399_yuv2yuv_win01_data = {
+	.y2r_coefficients = {
+		VOP_REG(RK3399_WIN0_YUV2YUV_Y2R + 0, 0xffff, 0),
+		VOP_REG(RK3399_WIN0_YUV2YUV_Y2R + 0, 0xffff, 16),
+		VOP_REG(RK3399_WIN0_YUV2YUV_Y2R + 4, 0xffff, 0),
+		VOP_REG(RK3399_WIN0_YUV2YUV_Y2R + 4, 0xffff, 16),
+		VOP_REG(RK3399_WIN0_YUV2YUV_Y2R + 8, 0xffff, 0),
+		VOP_REG(RK3399_WIN0_YUV2YUV_Y2R + 8, 0xffff, 16),
+		VOP_REG(RK3399_WIN0_YUV2YUV_Y2R + 12, 0xffff, 0),
+		VOP_REG(RK3399_WIN0_YUV2YUV_Y2R + 12, 0xffff, 16),
+		VOP_REG(RK3399_WIN0_YUV2YUV_Y2R + 16, 0xffff, 0),
+		VOP_REG(RK3399_WIN0_YUV2YUV_Y2R + 20, 0xffffffff, 0),
+		VOP_REG(RK3399_WIN0_YUV2YUV_Y2R + 24, 0xffffffff, 0),
+		VOP_REG(RK3399_WIN0_YUV2YUV_Y2R + 28, 0xffffffff, 0),
+	},
+};
+
+static const struct vop_yuv2yuv_phy rk3399_yuv2yuv_win23_data = { };
+
+static const struct vop_win_yuv2yuv_data rk3399_vop_big_win_yuv2yuv_data[] = {
+	{ .base = 0x00, .phy = &rk3399_yuv2yuv_win01_data,
+	  .y2r_en = VOP_REG(RK3399_YUV2YUV_WIN, 0x1, 1) },
+	{ .base = 0x60, .phy = &rk3399_yuv2yuv_win01_data,
+	  .y2r_en = VOP_REG(RK3399_YUV2YUV_WIN, 0x1, 9) },
+	{ .base = 0xC0, .phy = &rk3399_yuv2yuv_win23_data },
+	{ .base = 0x120, .phy = &rk3399_yuv2yuv_win23_data },
+
+};
+
+static const struct vop_win_phy rk3399_win01_data = {
+	.scl = &rk3288_win_full_scl,
+	.data_formats = formats_win_full,
+	.nformats = ARRAY_SIZE(formats_win_full),
+	.format_modifiers = format_modifiers_win_full_afbc,
+	.enable = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 0),
+	.format = VOP_REG(RK3288_WIN0_CTRL0, 0x7, 1),
+	.rb_swap = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 12),
+	.x_mir_en = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 21),
+	.y_mir_en = VOP_REG(RK3288_WIN0_CTRL0, 0x1, 22),
+	.act_info = VOP_REG(RK3288_WIN0_ACT_INFO, 0x1fff1fff, 0),
+	.dsp_info = VOP_REG(RK3288_WIN0_DSP_INFO, 0x0fff0fff, 0),
+	.dsp_st = VOP_REG(RK3288_WIN0_DSP_ST, 0x1fff1fff, 0),
+	.yrgb_mst = VOP_REG(RK3288_WIN0_YRGB_MST, 0xffffffff, 0),
+	.uv_mst = VOP_REG(RK3288_WIN0_CBR_MST, 0xffffffff, 0),
+	.yrgb_vir = VOP_REG(RK3288_WIN0_VIR, 0x3fff, 0),
+	.uv_vir = VOP_REG(RK3288_WIN0_VIR, 0x3fff, 16),
+	.src_alpha_ctl = VOP_REG(RK3288_WIN0_SRC_ALPHA_CTRL, 0xff, 0),
+	.dst_alpha_ctl = VOP_REG(RK3288_WIN0_DST_ALPHA_CTRL, 0xff, 0),
+	.channel = VOP_REG(RK3288_WIN0_CTRL2, 0xff, 0),
+};
+
+/*
+ * rk3399 vop big windows register layout is same as rk3288, but we
+ * have a separate rk3399 win data array here so that we can advertise
+ * AFBC on the primary plane.
+ */
+static const struct vop_win_data rk3399_vop_win_data[] = {
+	{ .base = 0x00, .phy = &rk3399_win01_data,
+	  .type = DRM_PLANE_TYPE_PRIMARY },
+	{ .base = 0x40, .phy = &rk3368_win01_data,
+	  .type = DRM_PLANE_TYPE_OVERLAY },
+	{ .base = 0x00, .phy = &rk3368_win23_data,
+	  .type = DRM_PLANE_TYPE_OVERLAY },
+	{ .base = 0x50, .phy = &rk3368_win23_data,
+	  .type = DRM_PLANE_TYPE_CURSOR },
+};
+
+static const struct vop_afbc rk3399_vop_afbc = {
+	.rstn = VOP_REG(RK3399_AFBCD0_CTRL, 0x1, 3),
+	.enable = VOP_REG(RK3399_AFBCD0_CTRL, 0x1, 0),
+	.win_sel = VOP_REG(RK3399_AFBCD0_CTRL, 0x3, 1),
+	.format = VOP_REG(RK3399_AFBCD0_CTRL, 0x1f, 16),
+	.hreg_block_split = VOP_REG(RK3399_AFBCD0_CTRL, 0x1, 21),
+	.hdr_ptr = VOP_REG(RK3399_AFBCD0_HDR_PTR, 0xffffffff, 0),
+	.pic_size = VOP_REG(RK3399_AFBCD0_PIC_SIZE, 0xffffffff, 0),
+};
+
+static const struct vop_data rk3399_vop_big = {
+	.version = VOP_VERSION(3, 5),
+	.feature = VOP_FEATURE_OUTPUT_RGB10,
+	.intr = &rk3366_vop_intr,
+	.common = &rk3288_common,
+	.modeset = &rk3288_modeset,
+	.output = &rk3399_output,
+	.afbc = &rk3399_vop_afbc,
+	.misc = &rk3368_misc,
+	.win = rk3399_vop_win_data,
+	.win_size = ARRAY_SIZE(rk3399_vop_win_data),
+	.win_yuv2yuv = rk3399_vop_big_win_yuv2yuv_data,
+};
+
+static const struct vop_win_data rk3399_vop_lit_win_data[] = {
+	{ .base = 0x00, .phy = &rk3368_win01_data,
+	  .type = DRM_PLANE_TYPE_PRIMARY },
+	{ .base = 0x00, .phy = &rk3368_win23_data,
+	  .type = DRM_PLANE_TYPE_CURSOR},
+};
+
+static const struct vop_win_yuv2yuv_data rk3399_vop_lit_win_yuv2yuv_data[] = {
+	{ .base = 0x00, .phy = &rk3399_yuv2yuv_win01_data,
+	  .y2r_en = VOP_REG(RK3399_YUV2YUV_WIN, 0x1, 1)},
+	{ .base = 0x60, .phy = &rk3399_yuv2yuv_win23_data },
+};
+
+static const struct vop_data rk3399_vop_lit = {
+	.version = VOP_VERSION(3, 6),
+	.intr = &rk3366_vop_intr,
+	.common = &rk3288_common,
+	.modeset = &rk3288_modeset,
+	.output = &rk3399_output,
+	.misc = &rk3368_misc,
+	.win = rk3399_vop_lit_win_data,
+	.win_size = ARRAY_SIZE(rk3399_vop_lit_win_data),
+	.win_yuv2yuv = rk3399_vop_lit_win_yuv2yuv_data,
+};
+
+static const struct vop_win_data rk3228_vop_win_data[] = {
+	{ .base = 0x00, .phy = &rk3288_win01_data,
+	  .type = DRM_PLANE_TYPE_PRIMARY },
+	{ .base = 0x40, .phy = &rk3288_win01_data,
+	  .type = DRM_PLANE_TYPE_CURSOR },
+};
+
+static const struct vop_data rk3228_vop = {
+	.version = VOP_VERSION(3, 7),
+	.feature = VOP_FEATURE_OUTPUT_RGB10,
+	.intr = &rk3366_vop_intr,
+	.common = &rk3288_common,
+	.modeset = &rk3288_modeset,
+	.output = &rk3399_output,
+	.misc = &rk3368_misc,
+	.win = rk3228_vop_win_data,
+	.win_size = ARRAY_SIZE(rk3228_vop_win_data),
+};
+
+static const struct vop_modeset rk3328_modeset = {
+	.htotal_pw = VOP_REG(RK3328_DSP_HTOTAL_HS_END, 0x1fff1fff, 0),
+	.hact_st_end = VOP_REG(RK3328_DSP_HACT_ST_END, 0x1fff1fff, 0),
+	.vtotal_pw = VOP_REG(RK3328_DSP_VTOTAL_VS_END, 0x1fff1fff, 0),
+	.vact_st_end = VOP_REG(RK3328_DSP_VACT_ST_END, 0x1fff1fff, 0),
+	.hpost_st_end = VOP_REG(RK3328_POST_DSP_HACT_INFO, 0x1fff1fff, 0),
+	.vpost_st_end = VOP_REG(RK3328_POST_DSP_VACT_INFO, 0x1fff1fff, 0),
+};
+
+static const struct vop_output rk3328_output = {
+	.rgb_dclk_pol = VOP_REG(RK3328_DSP_CTRL1, 0x1, 19),
+	.hdmi_dclk_pol = VOP_REG(RK3328_DSP_CTRL1, 0x1, 23),
+	.edp_dclk_pol = VOP_REG(RK3328_DSP_CTRL1, 0x1, 27),
+	.mipi_dclk_pol = VOP_REG(RK3328_DSP_CTRL1, 0x1, 31),
+	.rgb_en = VOP_REG(RK3328_SYS_CTRL, 0x1, 12),
+	.hdmi_en = VOP_REG(RK3328_SYS_CTRL, 0x1, 13),
+	.edp_en = VOP_REG(RK3328_SYS_CTRL, 0x1, 14),
+	.mipi_en = VOP_REG(RK3328_SYS_CTRL, 0x1, 15),
+	.rgb_pin_pol = VOP_REG(RK3328_DSP_CTRL1, 0x7, 16),
+	.hdmi_pin_pol = VOP_REG(RK3328_DSP_CTRL1, 0x7, 20),
+	.edp_pin_pol = VOP_REG(RK3328_DSP_CTRL1, 0x7, 24),
+	.mipi_pin_pol = VOP_REG(RK3328_DSP_CTRL1, 0x7, 28),
+};
+
+static const struct vop_misc rk3328_misc = {
+	.global_regdone_en = VOP_REG(RK3328_SYS_CTRL, 0x1, 11),
+};
+
+static const struct vop_common rk3328_common = {
+	.standby = VOP_REG_SYNC(RK3328_SYS_CTRL, 0x1, 22),
+	.dither_down_sel = VOP_REG(RK3328_DSP_CTRL1, 0x1, 4),
+	.dither_down_mode = VOP_REG(RK3328_DSP_CTRL1, 0x1, 3),
+	.dither_down_en = VOP_REG(RK3328_DSP_CTRL1, 0x1, 2),
+	.pre_dither_down = VOP_REG(RK3328_DSP_CTRL1, 0x1, 1),
+	.dither_up = VOP_REG(RK3328_DSP_CTRL1, 0x1, 6),
+	.dsp_blank = VOP_REG(RK3328_DSP_CTRL0, 0x3, 18),
+	.out_mode = VOP_REG(RK3328_DSP_CTRL0, 0xf, 0),
+	.cfg_done = VOP_REG_SYNC(RK3328_REG_CFG_DONE, 0x1, 0),
+};
+
+static const struct vop_intr rk3328_vop_intr = {
+	.intrs = rk3368_vop_intrs,
+	.nintrs = ARRAY_SIZE(rk3368_vop_intrs),
+	.line_flag_num[0] = VOP_REG(RK3328_LINE_FLAG, 0xffff, 0),
+	.line_flag_num[1] = VOP_REG(RK3328_LINE_FLAG, 0xffff, 16),
+	.status = VOP_REG_MASK_SYNC(RK3328_INTR_STATUS0, 0xffff, 0),
+	.enable = VOP_REG_MASK_SYNC(RK3328_INTR_EN0, 0xffff, 0),
+	.clear = VOP_REG_MASK_SYNC(RK3328_INTR_CLEAR0, 0xffff, 0),
+};
+
+static const struct vop_win_data rk3328_vop_win_data[] = {
+	{ .base = 0xd0, .phy = &rk3368_win01_data,
+	  .type = DRM_PLANE_TYPE_PRIMARY },
+	{ .base = 0x1d0, .phy = &rk3368_win01_data,
+	  .type = DRM_PLANE_TYPE_OVERLAY },
+	{ .base = 0x2d0, .phy = &rk3368_win01_data,
+	  .type = DRM_PLANE_TYPE_CURSOR },
+};
+
+static const struct vop_data rk3328_vop = {
+	.version = VOP_VERSION(3, 8),
+	.feature = VOP_FEATURE_OUTPUT_RGB10,
+	.intr = &rk3328_vop_intr,
+	.common = &rk3328_common,
+	.modeset = &rk3328_modeset,
+	.output = &rk3328_output,
+	.misc = &rk3328_misc,
+	.win = rk3328_vop_win_data,
+	.win_size = ARRAY_SIZE(rk3328_vop_win_data),
+};
+
+static const struct of_device_id vop_driver_dt_match[] = {
+	{ .compatible = "rockchip,rk3036-vop",
+	  .data = &rk3036_vop },
+	{ .compatible = "rockchip,rk3126-vop",
+	  .data = &rk3126_vop },
+	{ .compatible = "rockchip,px30-vop-big",
+	  .data = &px30_vop_big },
+	{ .compatible = "rockchip,px30-vop-lit",
+	  .data = &px30_vop_lit },
+	{ .compatible = "rockchip,rk3066-vop",
+	  .data = &rk3066_vop },
+	{ .compatible = "rockchip,rk3188-vop",
+	  .data = &rk3188_vop },
+	{ .compatible = "rockchip,rk3288-vop",
+	  .data = &rk3288_vop },
+	{ .compatible = "rockchip,rk3368-vop",
+	  .data = &rk3368_vop },
+	{ .compatible = "rockchip,rk3366-vop",
+	  .data = &rk3366_vop },
+	{ .compatible = "rockchip,rk3399-vop-big",
+	  .data = &rk3399_vop_big },
+	{ .compatible = "rockchip,rk3399-vop-lit",
+	  .data = &rk3399_vop_lit },
+	{ .compatible = "rockchip,rk3228-vop",
+	  .data = &rk3228_vop },
+	{ .compatible = "rockchip,rk3328-vop",
+	  .data = &rk3328_vop },
+	{},
+};
+MODULE_DEVICE_TABLE(of, vop_driver_dt_match);
+
+static int vop_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+
+	if (!dev->of_node) {
+		DRM_DEV_ERROR(dev, "can't find vop devices\n");
+		return -ENODEV;
+	}
+
+	return component_add(dev, &vop_component_ops);
+}
+
+static int vop_remove(struct platform_device *pdev)
+{
+	component_del(&pdev->dev, &vop_component_ops);
+
+	return 0;
+}
+
+struct platform_driver vop_platform_driver = {
+	.probe = vop_probe,
+	.remove = vop_remove,
+	.driver = {
+		.name = "rockchip-vop",
+		.of_match_table = of_match_ptr(vop_driver_dt_match),
+	},
+};
diff --git a/drivers/gpu/drm/rockchip/rockchip_vop_reg.h b/drivers/gpu/drm/rockchip/rockchip_vop_reg.h
new file mode 100644
index 000000000..6e9fa5815
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_vop_reg.h
@@ -0,0 +1,1031 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ */
+
+#ifndef _ROCKCHIP_VOP_REG_H
+#define _ROCKCHIP_VOP_REG_H
+
+/* rk3288 register definition */
+#define RK3288_REG_CFG_DONE			0x0000
+#define RK3288_VERSION_INFO			0x0004
+#define RK3288_SYS_CTRL				0x0008
+#define RK3288_SYS_CTRL1			0x000c
+#define RK3288_DSP_CTRL0			0x0010
+#define RK3288_DSP_CTRL1			0x0014
+#define RK3288_DSP_BG				0x0018
+#define RK3288_MCU_CTRL				0x001c
+#define RK3288_INTR_CTRL0			0x0020
+#define RK3288_INTR_CTRL1			0x0024
+#define RK3288_WIN0_CTRL0			0x0030
+#define RK3288_WIN0_CTRL1			0x0034
+#define RK3288_WIN0_COLOR_KEY			0x0038
+#define RK3288_WIN0_VIR				0x003c
+#define RK3288_WIN0_YRGB_MST			0x0040
+#define RK3288_WIN0_CBR_MST			0x0044
+#define RK3288_WIN0_ACT_INFO			0x0048
+#define RK3288_WIN0_DSP_INFO			0x004c
+#define RK3288_WIN0_DSP_ST			0x0050
+#define RK3288_WIN0_SCL_FACTOR_YRGB		0x0054
+#define RK3288_WIN0_SCL_FACTOR_CBR		0x0058
+#define RK3288_WIN0_SCL_OFFSET			0x005c
+#define RK3288_WIN0_SRC_ALPHA_CTRL		0x0060
+#define RK3288_WIN0_DST_ALPHA_CTRL		0x0064
+#define RK3288_WIN0_FADING_CTRL			0x0068
+#define RK3288_WIN0_CTRL2			0x006c
+
+/* win1 register */
+#define RK3288_WIN1_CTRL0			0x0070
+#define RK3288_WIN1_CTRL1			0x0074
+#define RK3288_WIN1_COLOR_KEY			0x0078
+#define RK3288_WIN1_VIR				0x007c
+#define RK3288_WIN1_YRGB_MST			0x0080
+#define RK3288_WIN1_CBR_MST			0x0084
+#define RK3288_WIN1_ACT_INFO			0x0088
+#define RK3288_WIN1_DSP_INFO			0x008c
+#define RK3288_WIN1_DSP_ST			0x0090
+#define RK3288_WIN1_SCL_FACTOR_YRGB		0x0094
+#define RK3288_WIN1_SCL_FACTOR_CBR		0x0098
+#define RK3288_WIN1_SCL_OFFSET			0x009c
+#define RK3288_WIN1_SRC_ALPHA_CTRL		0x00a0
+#define RK3288_WIN1_DST_ALPHA_CTRL		0x00a4
+#define RK3288_WIN1_FADING_CTRL			0x00a8
+/* win2 register */
+#define RK3288_WIN2_CTRL0			0x00b0
+#define RK3288_WIN2_CTRL1			0x00b4
+#define RK3288_WIN2_VIR0_1			0x00b8
+#define RK3288_WIN2_VIR2_3			0x00bc
+#define RK3288_WIN2_MST0			0x00c0
+#define RK3288_WIN2_DSP_INFO0			0x00c4
+#define RK3288_WIN2_DSP_ST0			0x00c8
+#define RK3288_WIN2_COLOR_KEY			0x00cc
+#define RK3288_WIN2_MST1			0x00d0
+#define RK3288_WIN2_DSP_INFO1			0x00d4
+#define RK3288_WIN2_DSP_ST1			0x00d8
+#define RK3288_WIN2_SRC_ALPHA_CTRL		0x00dc
+#define RK3288_WIN2_MST2			0x00e0
+#define RK3288_WIN2_DSP_INFO2			0x00e4
+#define RK3288_WIN2_DSP_ST2			0x00e8
+#define RK3288_WIN2_DST_ALPHA_CTRL		0x00ec
+#define RK3288_WIN2_MST3			0x00f0
+#define RK3288_WIN2_DSP_INFO3			0x00f4
+#define RK3288_WIN2_DSP_ST3			0x00f8
+#define RK3288_WIN2_FADING_CTRL			0x00fc
+/* win3 register */
+#define RK3288_WIN3_CTRL0			0x0100
+#define RK3288_WIN3_CTRL1			0x0104
+#define RK3288_WIN3_VIR0_1			0x0108
+#define RK3288_WIN3_VIR2_3			0x010c
+#define RK3288_WIN3_MST0			0x0110
+#define RK3288_WIN3_DSP_INFO0			0x0114
+#define RK3288_WIN3_DSP_ST0			0x0118
+#define RK3288_WIN3_COLOR_KEY			0x011c
+#define RK3288_WIN3_MST1			0x0120
+#define RK3288_WIN3_DSP_INFO1			0x0124
+#define RK3288_WIN3_DSP_ST1			0x0128
+#define RK3288_WIN3_SRC_ALPHA_CTRL		0x012c
+#define RK3288_WIN3_MST2			0x0130
+#define RK3288_WIN3_DSP_INFO2			0x0134
+#define RK3288_WIN3_DSP_ST2			0x0138
+#define RK3288_WIN3_DST_ALPHA_CTRL		0x013c
+#define RK3288_WIN3_MST3			0x0140
+#define RK3288_WIN3_DSP_INFO3			0x0144
+#define RK3288_WIN3_DSP_ST3			0x0148
+#define RK3288_WIN3_FADING_CTRL			0x014c
+/* hwc register */
+#define RK3288_HWC_CTRL0			0x0150
+#define RK3288_HWC_CTRL1			0x0154
+#define RK3288_HWC_MST				0x0158
+#define RK3288_HWC_DSP_ST			0x015c
+#define RK3288_HWC_SRC_ALPHA_CTRL		0x0160
+#define RK3288_HWC_DST_ALPHA_CTRL		0x0164
+#define RK3288_HWC_FADING_CTRL			0x0168
+/* post process register */
+#define RK3288_POST_DSP_HACT_INFO		0x0170
+#define RK3288_POST_DSP_VACT_INFO		0x0174
+#define RK3288_POST_SCL_FACTOR_YRGB		0x0178
+#define RK3288_POST_SCL_CTRL			0x0180
+#define RK3288_POST_DSP_VACT_INFO_F1		0x0184
+#define RK3288_DSP_HTOTAL_HS_END		0x0188
+#define RK3288_DSP_HACT_ST_END			0x018c
+#define RK3288_DSP_VTOTAL_VS_END		0x0190
+#define RK3288_DSP_VACT_ST_END			0x0194
+#define RK3288_DSP_VS_ST_END_F1			0x0198
+#define RK3288_DSP_VACT_ST_END_F1		0x019c
+/* register definition end */
+
+/* rk3368 register definition */
+#define RK3368_REG_CFG_DONE			0x0000
+#define RK3368_VERSION_INFO			0x0004
+#define RK3368_SYS_CTRL				0x0008
+#define RK3368_SYS_CTRL1			0x000c
+#define RK3368_DSP_CTRL0			0x0010
+#define RK3368_DSP_CTRL1			0x0014
+#define RK3368_DSP_BG				0x0018
+#define RK3368_MCU_CTRL				0x001c
+#define RK3368_LINE_FLAG			0x0020
+#define RK3368_INTR_EN				0x0024
+#define RK3368_INTR_CLEAR			0x0028
+#define RK3368_INTR_STATUS			0x002c
+#define RK3368_WIN0_CTRL0			0x0030
+#define RK3368_WIN0_CTRL1			0x0034
+#define RK3368_WIN0_COLOR_KEY			0x0038
+#define RK3368_WIN0_VIR				0x003c
+#define RK3368_WIN0_YRGB_MST			0x0040
+#define RK3368_WIN0_CBR_MST			0x0044
+#define RK3368_WIN0_ACT_INFO			0x0048
+#define RK3368_WIN0_DSP_INFO			0x004c
+#define RK3368_WIN0_DSP_ST			0x0050
+#define RK3368_WIN0_SCL_FACTOR_YRGB		0x0054
+#define RK3368_WIN0_SCL_FACTOR_CBR		0x0058
+#define RK3368_WIN0_SCL_OFFSET			0x005c
+#define RK3368_WIN0_SRC_ALPHA_CTRL		0x0060
+#define RK3368_WIN0_DST_ALPHA_CTRL		0x0064
+#define RK3368_WIN0_FADING_CTRL			0x0068
+#define RK3368_WIN0_CTRL2			0x006c
+#define RK3368_WIN1_CTRL0			0x0070
+#define RK3368_WIN1_CTRL1			0x0074
+#define RK3368_WIN1_COLOR_KEY			0x0078
+#define RK3368_WIN1_VIR				0x007c
+#define RK3368_WIN1_YRGB_MST			0x0080
+#define RK3368_WIN1_CBR_MST			0x0084
+#define RK3368_WIN1_ACT_INFO			0x0088
+#define RK3368_WIN1_DSP_INFO			0x008c
+#define RK3368_WIN1_DSP_ST			0x0090
+#define RK3368_WIN1_SCL_FACTOR_YRGB		0x0094
+#define RK3368_WIN1_SCL_FACTOR_CBR		0x0098
+#define RK3368_WIN1_SCL_OFFSET			0x009c
+#define RK3368_WIN1_SRC_ALPHA_CTRL		0x00a0
+#define RK3368_WIN1_DST_ALPHA_CTRL		0x00a4
+#define RK3368_WIN1_FADING_CTRL			0x00a8
+#define RK3368_WIN1_CTRL2			0x00ac
+#define RK3368_WIN2_CTRL0			0x00b0
+#define RK3368_WIN2_CTRL1			0x00b4
+#define RK3368_WIN2_VIR0_1			0x00b8
+#define RK3368_WIN2_VIR2_3			0x00bc
+#define RK3368_WIN2_MST0			0x00c0
+#define RK3368_WIN2_DSP_INFO0			0x00c4
+#define RK3368_WIN2_DSP_ST0			0x00c8
+#define RK3368_WIN2_COLOR_KEY			0x00cc
+#define RK3368_WIN2_MST1			0x00d0
+#define RK3368_WIN2_DSP_INFO1			0x00d4
+#define RK3368_WIN2_DSP_ST1			0x00d8
+#define RK3368_WIN2_SRC_ALPHA_CTRL		0x00dc
+#define RK3368_WIN2_MST2			0x00e0
+#define RK3368_WIN2_DSP_INFO2			0x00e4
+#define RK3368_WIN2_DSP_ST2			0x00e8
+#define RK3368_WIN2_DST_ALPHA_CTRL		0x00ec
+#define RK3368_WIN2_MST3			0x00f0
+#define RK3368_WIN2_DSP_INFO3			0x00f4
+#define RK3368_WIN2_DSP_ST3			0x00f8
+#define RK3368_WIN2_FADING_CTRL			0x00fc
+#define RK3368_WIN3_CTRL0			0x0100
+#define RK3368_WIN3_CTRL1			0x0104
+#define RK3368_WIN3_VIR0_1			0x0108
+#define RK3368_WIN3_VIR2_3			0x010c
+#define RK3368_WIN3_MST0			0x0110
+#define RK3368_WIN3_DSP_INFO0			0x0114
+#define RK3368_WIN3_DSP_ST0			0x0118
+#define RK3368_WIN3_COLOR_KEY			0x011c
+#define RK3368_WIN3_MST1			0x0120
+#define RK3368_WIN3_DSP_INFO1			0x0124
+#define RK3368_WIN3_DSP_ST1			0x0128
+#define RK3368_WIN3_SRC_ALPHA_CTRL		0x012c
+#define RK3368_WIN3_MST2			0x0130
+#define RK3368_WIN3_DSP_INFO2			0x0134
+#define RK3368_WIN3_DSP_ST2			0x0138
+#define RK3368_WIN3_DST_ALPHA_CTRL		0x013c
+#define RK3368_WIN3_MST3			0x0140
+#define RK3368_WIN3_DSP_INFO3			0x0144
+#define RK3368_WIN3_DSP_ST3			0x0148
+#define RK3368_WIN3_FADING_CTRL			0x014c
+#define RK3368_HWC_CTRL0			0x0150
+#define RK3368_HWC_CTRL1			0x0154
+#define RK3368_HWC_MST				0x0158
+#define RK3368_HWC_DSP_ST			0x015c
+#define RK3368_HWC_SRC_ALPHA_CTRL		0x0160
+#define RK3368_HWC_DST_ALPHA_CTRL		0x0164
+#define RK3368_HWC_FADING_CTRL			0x0168
+#define RK3368_HWC_RESERVED1			0x016c
+#define RK3368_POST_DSP_HACT_INFO		0x0170
+#define RK3368_POST_DSP_VACT_INFO		0x0174
+#define RK3368_POST_SCL_FACTOR_YRGB		0x0178
+#define RK3368_POST_RESERVED			0x017c
+#define RK3368_POST_SCL_CTRL			0x0180
+#define RK3368_POST_DSP_VACT_INFO_F1		0x0184
+#define RK3368_DSP_HTOTAL_HS_END		0x0188
+#define RK3368_DSP_HACT_ST_END			0x018c
+#define RK3368_DSP_VTOTAL_VS_END		0x0190
+#define RK3368_DSP_VACT_ST_END			0x0194
+#define RK3368_DSP_VS_ST_END_F1			0x0198
+#define RK3368_DSP_VACT_ST_END_F1		0x019c
+#define RK3368_PWM_CTRL				0x01a0
+#define RK3368_PWM_PERIOD_HPR			0x01a4
+#define RK3368_PWM_DUTY_LPR			0x01a8
+#define RK3368_PWM_CNT				0x01ac
+#define RK3368_BCSH_COLOR_BAR			0x01b0
+#define RK3368_BCSH_BCS				0x01b4
+#define RK3368_BCSH_H				0x01b8
+#define RK3368_BCSH_CTRL			0x01bc
+#define RK3368_CABC_CTRL0			0x01c0
+#define RK3368_CABC_CTRL1			0x01c4
+#define RK3368_CABC_CTRL2			0x01c8
+#define RK3368_CABC_CTRL3			0x01cc
+#define RK3368_CABC_GAUSS_LINE0_0		0x01d0
+#define RK3368_CABC_GAUSS_LINE0_1		0x01d4
+#define RK3368_CABC_GAUSS_LINE1_0		0x01d8
+#define RK3368_CABC_GAUSS_LINE1_1		0x01dc
+#define RK3368_CABC_GAUSS_LINE2_0		0x01e0
+#define RK3368_CABC_GAUSS_LINE2_1		0x01e4
+#define RK3368_FRC_LOWER01_0			0x01e8
+#define RK3368_FRC_LOWER01_1			0x01ec
+#define RK3368_FRC_LOWER10_0			0x01f0
+#define RK3368_FRC_LOWER10_1			0x01f4
+#define RK3368_FRC_LOWER11_0			0x01f8
+#define RK3368_FRC_LOWER11_1			0x01fc
+#define RK3368_IFBDC_CTRL			0x0200
+#define RK3368_IFBDC_TILES_NUM			0x0204
+#define RK3368_IFBDC_FRAME_RST_CYCLE		0x0208
+#define RK3368_IFBDC_BASE_ADDR			0x020c
+#define RK3368_IFBDC_MB_SIZE			0x0210
+#define RK3368_IFBDC_CMP_INDEX_INIT		0x0214
+#define RK3368_IFBDC_VIR			0x0220
+#define RK3368_IFBDC_DEBUG0			0x0230
+#define RK3368_IFBDC_DEBUG1			0x0234
+#define RK3368_LATENCY_CTRL0			0x0250
+#define RK3368_RD_MAX_LATENCY_NUM0		0x0254
+#define RK3368_RD_LATENCY_THR_NUM0		0x0258
+#define RK3368_RD_LATENCY_SAMP_NUM0		0x025c
+#define RK3368_WIN0_DSP_BG			0x0260
+#define RK3368_WIN1_DSP_BG			0x0264
+#define RK3368_WIN2_DSP_BG			0x0268
+#define RK3368_WIN3_DSP_BG			0x026c
+#define RK3368_SCAN_LINE_NUM			0x0270
+#define RK3368_CABC_DEBUG0			0x0274
+#define RK3368_CABC_DEBUG1			0x0278
+#define RK3368_CABC_DEBUG2			0x027c
+#define RK3368_DBG_REG_000			0x0280
+#define RK3368_DBG_REG_001			0x0284
+#define RK3368_DBG_REG_002			0x0288
+#define RK3368_DBG_REG_003			0x028c
+#define RK3368_DBG_REG_004			0x0290
+#define RK3368_DBG_REG_005			0x0294
+#define RK3368_DBG_REG_006			0x0298
+#define RK3368_DBG_REG_007			0x029c
+#define RK3368_DBG_REG_008			0x02a0
+#define RK3368_DBG_REG_016			0x02c0
+#define RK3368_DBG_REG_017			0x02c4
+#define RK3368_DBG_REG_018			0x02c8
+#define RK3368_DBG_REG_019			0x02cc
+#define RK3368_DBG_REG_020			0x02d0
+#define RK3368_DBG_REG_021			0x02d4
+#define RK3368_DBG_REG_022			0x02d8
+#define RK3368_DBG_REG_023			0x02dc
+#define RK3368_DBG_REG_028			0x02f0
+#define RK3368_MMU_DTE_ADDR			0x0300
+#define RK3368_MMU_STATUS			0x0304
+#define RK3368_MMU_COMMAND			0x0308
+#define RK3368_MMU_PAGE_FAULT_ADDR		0x030c
+#define RK3368_MMU_ZAP_ONE_LINE			0x0310
+#define RK3368_MMU_INT_RAWSTAT			0x0314
+#define RK3368_MMU_INT_CLEAR			0x0318
+#define RK3368_MMU_INT_MASK			0x031c
+#define RK3368_MMU_INT_STATUS			0x0320
+#define RK3368_MMU_AUTO_GATING			0x0324
+#define RK3368_WIN2_LUT_ADDR			0x0400
+#define RK3368_WIN3_LUT_ADDR			0x0800
+#define RK3368_HWC_LUT_ADDR			0x0c00
+#define RK3368_GAMMA_LUT_ADDR			0x1000
+#define RK3368_CABC_GAMMA_LUT_ADDR		0x1800
+#define RK3368_MCU_BYPASS_WPORT			0x2200
+#define RK3368_MCU_BYPASS_RPORT			0x2300
+/* rk3368 register definition end */
+
+#define RK3366_REG_CFG_DONE			0x0000
+#define RK3366_VERSION_INFO			0x0004
+#define RK3366_SYS_CTRL				0x0008
+#define RK3366_SYS_CTRL1			0x000c
+#define RK3366_DSP_CTRL0			0x0010
+#define RK3366_DSP_CTRL1			0x0014
+#define RK3366_DSP_BG				0x0018
+#define RK3366_MCU_CTRL				0x001c
+#define RK3366_WB_CTRL0				0x0020
+#define RK3366_WB_CTRL1				0x0024
+#define RK3366_WB_YRGB_MST			0x0028
+#define RK3366_WB_CBR_MST			0x002c
+#define RK3366_WIN0_CTRL0			0x0030
+#define RK3366_WIN0_CTRL1			0x0034
+#define RK3366_WIN0_COLOR_KEY			0x0038
+#define RK3366_WIN0_VIR				0x003c
+#define RK3366_WIN0_YRGB_MST			0x0040
+#define RK3366_WIN0_CBR_MST			0x0044
+#define RK3366_WIN0_ACT_INFO			0x0048
+#define RK3366_WIN0_DSP_INFO			0x004c
+#define RK3366_WIN0_DSP_ST			0x0050
+#define RK3366_WIN0_SCL_FACTOR_YRGB		0x0054
+#define RK3366_WIN0_SCL_FACTOR_CBR		0x0058
+#define RK3366_WIN0_SCL_OFFSET			0x005c
+#define RK3366_WIN0_SRC_ALPHA_CTRL		0x0060
+#define RK3366_WIN0_DST_ALPHA_CTRL		0x0064
+#define RK3366_WIN0_FADING_CTRL			0x0068
+#define RK3366_WIN0_CTRL2			0x006c
+#define RK3366_WIN1_CTRL0			0x0070
+#define RK3366_WIN1_CTRL1			0x0074
+#define RK3366_WIN1_COLOR_KEY			0x0078
+#define RK3366_WIN1_VIR				0x007c
+#define RK3366_WIN1_YRGB_MST			0x0080
+#define RK3366_WIN1_CBR_MST			0x0084
+#define RK3366_WIN1_ACT_INFO			0x0088
+#define RK3366_WIN1_DSP_INFO			0x008c
+#define RK3366_WIN1_DSP_ST			0x0090
+#define RK3366_WIN1_SCL_FACTOR_YRGB		0x0094
+#define RK3366_WIN1_SCL_FACTOR_CBR		0x0098
+#define RK3366_WIN1_SCL_OFFSET			0x009c
+#define RK3366_WIN1_SRC_ALPHA_CTRL		0x00a0
+#define RK3366_WIN1_DST_ALPHA_CTRL		0x00a4
+#define RK3366_WIN1_FADING_CTRL			0x00a8
+#define RK3366_WIN1_CTRL2			0x00ac
+#define RK3366_WIN2_CTRL0			0x00b0
+#define RK3366_WIN2_CTRL1			0x00b4
+#define RK3366_WIN2_VIR0_1			0x00b8
+#define RK3366_WIN2_VIR2_3			0x00bc
+#define RK3366_WIN2_MST0			0x00c0
+#define RK3366_WIN2_DSP_INFO0			0x00c4
+#define RK3366_WIN2_DSP_ST0			0x00c8
+#define RK3366_WIN2_COLOR_KEY			0x00cc
+#define RK3366_WIN2_MST1			0x00d0
+#define RK3366_WIN2_DSP_INFO1			0x00d4
+#define RK3366_WIN2_DSP_ST1			0x00d8
+#define RK3366_WIN2_SRC_ALPHA_CTRL		0x00dc
+#define RK3366_WIN2_MST2			0x00e0
+#define RK3366_WIN2_DSP_INFO2			0x00e4
+#define RK3366_WIN2_DSP_ST2			0x00e8
+#define RK3366_WIN2_DST_ALPHA_CTRL		0x00ec
+#define RK3366_WIN2_MST3			0x00f0
+#define RK3366_WIN2_DSP_INFO3			0x00f4
+#define RK3366_WIN2_DSP_ST3			0x00f8
+#define RK3366_WIN2_FADING_CTRL			0x00fc
+#define RK3366_WIN3_CTRL0			0x0100
+#define RK3366_WIN3_CTRL1			0x0104
+#define RK3366_WIN3_VIR0_1			0x0108
+#define RK3366_WIN3_VIR2_3			0x010c
+#define RK3366_WIN3_MST0			0x0110
+#define RK3366_WIN3_DSP_INFO0			0x0114
+#define RK3366_WIN3_DSP_ST0			0x0118
+#define RK3366_WIN3_COLOR_KEY			0x011c
+#define RK3366_WIN3_MST1			0x0120
+#define RK3366_WIN3_DSP_INFO1			0x0124
+#define RK3366_WIN3_DSP_ST1			0x0128
+#define RK3366_WIN3_SRC_ALPHA_CTRL		0x012c
+#define RK3366_WIN3_MST2			0x0130
+#define RK3366_WIN3_DSP_INFO2			0x0134
+#define RK3366_WIN3_DSP_ST2			0x0138
+#define RK3366_WIN3_DST_ALPHA_CTRL		0x013c
+#define RK3366_WIN3_MST3			0x0140
+#define RK3366_WIN3_DSP_INFO3			0x0144
+#define RK3366_WIN3_DSP_ST3			0x0148
+#define RK3366_WIN3_FADING_CTRL			0x014c
+#define RK3366_HWC_CTRL0			0x0150
+#define RK3366_HWC_CTRL1			0x0154
+#define RK3366_HWC_MST				0x0158
+#define RK3366_HWC_DSP_ST			0x015c
+#define RK3366_HWC_SRC_ALPHA_CTRL		0x0160
+#define RK3366_HWC_DST_ALPHA_CTRL		0x0164
+#define RK3366_HWC_FADING_CTRL			0x0168
+#define RK3366_HWC_RESERVED1			0x016c
+#define RK3366_POST_DSP_HACT_INFO		0x0170
+#define RK3366_POST_DSP_VACT_INFO		0x0174
+#define RK3366_POST_SCL_FACTOR_YRGB		0x0178
+#define RK3366_POST_RESERVED			0x017c
+#define RK3366_POST_SCL_CTRL			0x0180
+#define RK3366_POST_DSP_VACT_INFO_F1		0x0184
+#define RK3366_DSP_HTOTAL_HS_END		0x0188
+#define RK3366_DSP_HACT_ST_END			0x018c
+#define RK3366_DSP_VTOTAL_VS_END		0x0190
+#define RK3366_DSP_VACT_ST_END			0x0194
+#define RK3366_DSP_VS_ST_END_F1			0x0198
+#define RK3366_DSP_VACT_ST_END_F1		0x019c
+#define RK3366_PWM_CTRL				0x01a0
+#define RK3366_PWM_PERIOD_HPR			0x01a4
+#define RK3366_PWM_DUTY_LPR			0x01a8
+#define RK3366_PWM_CNT				0x01ac
+#define RK3366_BCSH_COLOR_BAR			0x01b0
+#define RK3366_BCSH_BCS				0x01b4
+#define RK3366_BCSH_H				0x01b8
+#define RK3366_BCSH_CTRL			0x01bc
+#define RK3366_CABC_CTRL0			0x01c0
+#define RK3366_CABC_CTRL1			0x01c4
+#define RK3366_CABC_CTRL2			0x01c8
+#define RK3366_CABC_CTRL3			0x01cc
+#define RK3366_CABC_GAUSS_LINE0_0		0x01d0
+#define RK3366_CABC_GAUSS_LINE0_1		0x01d4
+#define RK3366_CABC_GAUSS_LINE1_0		0x01d8
+#define RK3366_CABC_GAUSS_LINE1_1		0x01dc
+#define RK3366_CABC_GAUSS_LINE2_0		0x01e0
+#define RK3366_CABC_GAUSS_LINE2_1		0x01e4
+#define RK3366_FRC_LOWER01_0			0x01e8
+#define RK3366_FRC_LOWER01_1			0x01ec
+#define RK3366_FRC_LOWER10_0			0x01f0
+#define RK3366_FRC_LOWER10_1			0x01f4
+#define RK3366_FRC_LOWER11_0			0x01f8
+#define RK3366_FRC_LOWER11_1			0x01fc
+#define RK3366_INTR_EN0				0x0280
+#define RK3366_INTR_CLEAR0			0x0284
+#define RK3366_INTR_STATUS0			0x0288
+#define RK3366_INTR_RAW_STATUS0			0x028c
+#define RK3366_INTR_EN1				0x0290
+#define RK3366_INTR_CLEAR1			0x0294
+#define RK3366_INTR_STATUS1			0x0298
+#define RK3366_INTR_RAW_STATUS1			0x029c
+#define RK3366_LINE_FLAG			0x02a0
+#define RK3366_VOP_STATUS			0x02a4
+#define RK3366_BLANKING_VALUE			0x02a8
+#define RK3366_WIN0_DSP_BG			0x02b0
+#define RK3366_WIN1_DSP_BG			0x02b4
+#define RK3366_WIN2_DSP_BG			0x02b8
+#define RK3366_WIN3_DSP_BG			0x02bc
+#define RK3366_WIN2_LUT_ADDR			0x0400
+#define RK3366_WIN3_LUT_ADDR			0x0800
+#define RK3366_HWC_LUT_ADDR			0x0c00
+#define RK3366_GAMMA0_LUT_ADDR			0x1000
+#define RK3366_GAMMA1_LUT_ADDR			0x1400
+#define RK3366_CABC_GAMMA_LUT_ADDR		0x1800
+#define RK3366_MCU_BYPASS_WPORT			0x2200
+#define RK3366_MCU_BYPASS_RPORT			0x2300
+#define RK3366_MMU_DTE_ADDR			0x2400
+#define RK3366_MMU_STATUS			0x2404
+#define RK3366_MMU_COMMAND			0x2408
+#define RK3366_MMU_PAGE_FAULT_ADDR		0x240c
+#define RK3366_MMU_ZAP_ONE_LINE			0x2410
+#define RK3366_MMU_INT_RAWSTAT			0x2414
+#define RK3366_MMU_INT_CLEAR			0x2418
+#define RK3366_MMU_INT_MASK			0x241c
+#define RK3366_MMU_INT_STATUS			0x2420
+#define RK3366_MMU_AUTO_GATING			0x2424
+
+/* rk3399 register definition */
+#define RK3399_REG_CFG_DONE			0x0000
+#define RK3399_VERSION_INFO			0x0004
+#define RK3399_SYS_CTRL				0x0008
+#define RK3399_SYS_CTRL1			0x000c
+#define RK3399_DSP_CTRL0			0x0010
+#define RK3399_DSP_CTRL1			0x0014
+#define RK3399_DSP_BG				0x0018
+#define RK3399_MCU_CTRL				0x001c
+#define RK3399_WB_CTRL0				0x0020
+#define RK3399_WB_CTRL1				0x0024
+#define RK3399_WB_YRGB_MST			0x0028
+#define RK3399_WB_CBR_MST			0x002c
+#define RK3399_WIN0_CTRL0			0x0030
+#define RK3399_WIN0_CTRL1			0x0034
+#define RK3399_WIN0_COLOR_KEY			0x0038
+#define RK3399_WIN0_VIR				0x003c
+#define RK3399_WIN0_YRGB_MST			0x0040
+#define RK3399_WIN0_CBR_MST			0x0044
+#define RK3399_WIN0_ACT_INFO			0x0048
+#define RK3399_WIN0_DSP_INFO			0x004c
+#define RK3399_WIN0_DSP_ST			0x0050
+#define RK3399_WIN0_SCL_FACTOR_YRGB		0x0054
+#define RK3399_WIN0_SCL_FACTOR_CBR		0x0058
+#define RK3399_WIN0_SCL_OFFSET			0x005c
+#define RK3399_WIN0_SRC_ALPHA_CTRL		0x0060
+#define RK3399_WIN0_DST_ALPHA_CTRL		0x0064
+#define RK3399_WIN0_FADING_CTRL			0x0068
+#define RK3399_WIN0_CTRL2			0x006c
+#define RK3399_WIN1_CTRL0			0x0070
+#define RK3399_WIN1_CTRL1			0x0074
+#define RK3399_WIN1_COLOR_KEY			0x0078
+#define RK3399_WIN1_VIR				0x007c
+#define RK3399_WIN1_YRGB_MST			0x0080
+#define RK3399_WIN1_CBR_MST			0x0084
+#define RK3399_WIN1_ACT_INFO			0x0088
+#define RK3399_WIN1_DSP_INFO			0x008c
+#define RK3399_WIN1_DSP_ST			0x0090
+#define RK3399_WIN1_SCL_FACTOR_YRGB		0x0094
+#define RK3399_WIN1_SCL_FACTOR_CBR		0x0098
+#define RK3399_WIN1_SCL_OFFSET			0x009c
+#define RK3399_WIN1_SRC_ALPHA_CTRL		0x00a0
+#define RK3399_WIN1_DST_ALPHA_CTRL		0x00a4
+#define RK3399_WIN1_FADING_CTRL			0x00a8
+#define RK3399_WIN1_CTRL2			0x00ac
+#define RK3399_WIN2_CTRL0			0x00b0
+#define RK3399_WIN2_CTRL1			0x00b4
+#define RK3399_WIN2_VIR0_1			0x00b8
+#define RK3399_WIN2_VIR2_3			0x00bc
+#define RK3399_WIN2_MST0			0x00c0
+#define RK3399_WIN2_DSP_INFO0			0x00c4
+#define RK3399_WIN2_DSP_ST0			0x00c8
+#define RK3399_WIN2_COLOR_KEY			0x00cc
+#define RK3399_WIN2_MST1			0x00d0
+#define RK3399_WIN2_DSP_INFO1			0x00d4
+#define RK3399_WIN2_DSP_ST1			0x00d8
+#define RK3399_WIN2_SRC_ALPHA_CTRL		0x00dc
+#define RK3399_WIN2_MST2			0x00e0
+#define RK3399_WIN2_DSP_INFO2			0x00e4
+#define RK3399_WIN2_DSP_ST2			0x00e8
+#define RK3399_WIN2_DST_ALPHA_CTRL		0x00ec
+#define RK3399_WIN2_MST3			0x00f0
+#define RK3399_WIN2_DSP_INFO3			0x00f4
+#define RK3399_WIN2_DSP_ST3			0x00f8
+#define RK3399_WIN2_FADING_CTRL			0x00fc
+#define RK3399_WIN3_CTRL0			0x0100
+#define RK3399_WIN3_CTRL1			0x0104
+#define RK3399_WIN3_VIR0_1			0x0108
+#define RK3399_WIN3_VIR2_3			0x010c
+#define RK3399_WIN3_MST0			0x0110
+#define RK3399_WIN3_DSP_INFO0			0x0114
+#define RK3399_WIN3_DSP_ST0			0x0118
+#define RK3399_WIN3_COLOR_KEY			0x011c
+#define RK3399_WIN3_MST1			0x0120
+#define RK3399_WIN3_DSP_INFO1			0x0124
+#define RK3399_WIN3_DSP_ST1			0x0128
+#define RK3399_WIN3_SRC_ALPHA_CTRL		0x012c
+#define RK3399_WIN3_MST2			0x0130
+#define RK3399_WIN3_DSP_INFO2			0x0134
+#define RK3399_WIN3_DSP_ST2			0x0138
+#define RK3399_WIN3_DST_ALPHA_CTRL		0x013c
+#define RK3399_WIN3_MST3			0x0140
+#define RK3399_WIN3_DSP_INFO3			0x0144
+#define RK3399_WIN3_DSP_ST3			0x0148
+#define RK3399_WIN3_FADING_CTRL			0x014c
+#define RK3399_HWC_CTRL0			0x0150
+#define RK3399_HWC_CTRL1			0x0154
+#define RK3399_HWC_MST				0x0158
+#define RK3399_HWC_DSP_ST			0x015c
+#define RK3399_HWC_SRC_ALPHA_CTRL		0x0160
+#define RK3399_HWC_DST_ALPHA_CTRL		0x0164
+#define RK3399_HWC_FADING_CTRL			0x0168
+#define RK3399_HWC_RESERVED1			0x016c
+#define RK3399_POST_DSP_HACT_INFO		0x0170
+#define RK3399_POST_DSP_VACT_INFO		0x0174
+#define RK3399_POST_SCL_FACTOR_YRGB		0x0178
+#define RK3399_POST_RESERVED			0x017c
+#define RK3399_POST_SCL_CTRL			0x0180
+#define RK3399_POST_DSP_VACT_INFO_F1		0x0184
+#define RK3399_DSP_HTOTAL_HS_END		0x0188
+#define RK3399_DSP_HACT_ST_END			0x018c
+#define RK3399_DSP_VTOTAL_VS_END		0x0190
+#define RK3399_DSP_VACT_ST_END			0x0194
+#define RK3399_DSP_VS_ST_END_F1			0x0198
+#define RK3399_DSP_VACT_ST_END_F1		0x019c
+#define RK3399_PWM_CTRL				0x01a0
+#define RK3399_PWM_PERIOD_HPR			0x01a4
+#define RK3399_PWM_DUTY_LPR			0x01a8
+#define RK3399_PWM_CNT				0x01ac
+#define RK3399_BCSH_COLOR_BAR			0x01b0
+#define RK3399_BCSH_BCS				0x01b4
+#define RK3399_BCSH_H				0x01b8
+#define RK3399_BCSH_CTRL			0x01bc
+#define RK3399_CABC_CTRL0			0x01c0
+#define RK3399_CABC_CTRL1			0x01c4
+#define RK3399_CABC_CTRL2			0x01c8
+#define RK3399_CABC_CTRL3			0x01cc
+#define RK3399_CABC_GAUSS_LINE0_0		0x01d0
+#define RK3399_CABC_GAUSS_LINE0_1		0x01d4
+#define RK3399_CABC_GAUSS_LINE1_0		0x01d8
+#define RK3399_CABC_GAUSS_LINE1_1		0x01dc
+#define RK3399_CABC_GAUSS_LINE2_0		0x01e0
+#define RK3399_CABC_GAUSS_LINE2_1		0x01e4
+#define RK3399_FRC_LOWER01_0			0x01e8
+#define RK3399_FRC_LOWER01_1			0x01ec
+#define RK3399_FRC_LOWER10_0			0x01f0
+#define RK3399_FRC_LOWER10_1			0x01f4
+#define RK3399_FRC_LOWER11_0			0x01f8
+#define RK3399_FRC_LOWER11_1			0x01fc
+#define RK3399_AFBCD0_CTRL			0x0200
+#define RK3399_AFBCD0_HDR_PTR			0x0204
+#define RK3399_AFBCD0_PIC_SIZE			0x0208
+#define RK3399_AFBCD0_STATUS			0x020c
+#define RK3399_AFBCD1_CTRL			0x0220
+#define RK3399_AFBCD1_HDR_PTR			0x0224
+#define RK3399_AFBCD1_PIC_SIZE			0x0228
+#define RK3399_AFBCD1_STATUS			0x022c
+#define RK3399_AFBCD2_CTRL			0x0240
+#define RK3399_AFBCD2_HDR_PTR			0x0244
+#define RK3399_AFBCD2_PIC_SIZE			0x0248
+#define RK3399_AFBCD2_STATUS			0x024c
+#define RK3399_AFBCD3_CTRL			0x0260
+#define RK3399_AFBCD3_HDR_PTR			0x0264
+#define RK3399_AFBCD3_PIC_SIZE			0x0268
+#define RK3399_AFBCD3_STATUS			0x026c
+#define RK3399_INTR_EN0				0x0280
+#define RK3399_INTR_CLEAR0			0x0284
+#define RK3399_INTR_STATUS0			0x0288
+#define RK3399_INTR_RAW_STATUS0			0x028c
+#define RK3399_INTR_EN1				0x0290
+#define RK3399_INTR_CLEAR1			0x0294
+#define RK3399_INTR_STATUS1			0x0298
+#define RK3399_INTR_RAW_STATUS1			0x029c
+#define RK3399_LINE_FLAG			0x02a0
+#define RK3399_VOP_STATUS			0x02a4
+#define RK3399_BLANKING_VALUE			0x02a8
+#define RK3399_MCU_BYPASS_PORT			0x02ac
+#define RK3399_WIN0_DSP_BG			0x02b0
+#define RK3399_WIN1_DSP_BG			0x02b4
+#define RK3399_WIN2_DSP_BG			0x02b8
+#define RK3399_WIN3_DSP_BG			0x02bc
+#define RK3399_YUV2YUV_WIN			0x02c0
+#define RK3399_YUV2YUV_POST			0x02c4
+#define RK3399_AUTO_GATING_EN			0x02cc
+#define RK3399_WIN0_CSC_COE			0x03a0
+#define RK3399_WIN1_CSC_COE			0x03c0
+#define RK3399_WIN2_CSC_COE			0x03e0
+#define RK3399_WIN3_CSC_COE			0x0400
+#define RK3399_HWC_CSC_COE			0x0420
+#define RK3399_BCSH_R2Y_CSC_COE			0x0440
+#define RK3399_BCSH_Y2R_CSC_COE			0x0460
+#define RK3399_POST_YUV2YUV_Y2R_COE		0x0480
+#define RK3399_POST_YUV2YUV_3X3_COE		0x04a0
+#define RK3399_POST_YUV2YUV_R2Y_COE		0x04c0
+#define RK3399_WIN0_YUV2YUV_Y2R			0x04e0
+#define RK3399_WIN0_YUV2YUV_3X3			0x0500
+#define RK3399_WIN0_YUV2YUV_R2Y			0x0520
+#define RK3399_WIN1_YUV2YUV_Y2R			0x0540
+#define RK3399_WIN1_YUV2YUV_3X3			0x0560
+#define RK3399_WIN1_YUV2YUV_R2Y			0x0580
+#define RK3399_WIN2_YUV2YUV_Y2R			0x05a0
+#define RK3399_WIN2_YUV2YUV_3X3			0x05c0
+#define RK3399_WIN2_YUV2YUV_R2Y			0x05e0
+#define RK3399_WIN3_YUV2YUV_Y2R			0x0600
+#define RK3399_WIN3_YUV2YUV_3X3			0x0620
+#define RK3399_WIN3_YUV2YUV_R2Y			0x0640
+#define RK3399_WIN2_LUT_ADDR			0x1000
+#define RK3399_WIN3_LUT_ADDR			0x1400
+#define RK3399_HWC_LUT_ADDR			0x1800
+#define RK3399_CABC_GAMMA_LUT_ADDR		0x1c00
+#define RK3399_GAMMA_LUT_ADDR			0x2000
+/* rk3399 register definition end */
+
+/* rk3328 register definition end */
+#define RK3328_REG_CFG_DONE			0x00000000
+#define RK3328_VERSION_INFO			0x00000004
+#define RK3328_SYS_CTRL				0x00000008
+#define RK3328_SYS_CTRL1			0x0000000c
+#define RK3328_DSP_CTRL0			0x00000010
+#define RK3328_DSP_CTRL1			0x00000014
+#define RK3328_DSP_BG				0x00000018
+#define RK3328_AUTO_GATING_EN			0x0000003c
+#define RK3328_LINE_FLAG			0x00000040
+#define RK3328_VOP_STATUS			0x00000044
+#define RK3328_BLANKING_VALUE			0x00000048
+#define RK3328_WIN0_DSP_BG			0x00000050
+#define RK3328_WIN1_DSP_BG			0x00000054
+#define RK3328_DBG_PERF_LATENCY_CTRL0		0x000000c0
+#define RK3328_DBG_PERF_RD_MAX_LATENCY_NUM0	0x000000c4
+#define RK3328_DBG_PERF_RD_LATENCY_THR_NUM0	0x000000c8
+#define RK3328_DBG_PERF_RD_LATENCY_SAMP_NUM0	0x000000cc
+#define RK3328_INTR_EN0				0x000000e0
+#define RK3328_INTR_CLEAR0			0x000000e4
+#define RK3328_INTR_STATUS0			0x000000e8
+#define RK3328_INTR_RAW_STATUS0			0x000000ec
+#define RK3328_INTR_EN1				0x000000f0
+#define RK3328_INTR_CLEAR1			0x000000f4
+#define RK3328_INTR_STATUS1			0x000000f8
+#define RK3328_INTR_RAW_STATUS1			0x000000fc
+#define RK3328_WIN0_CTRL0			0x00000100
+#define RK3328_WIN0_CTRL1			0x00000104
+#define RK3328_WIN0_COLOR_KEY			0x00000108
+#define RK3328_WIN0_VIR				0x0000010c
+#define RK3328_WIN0_YRGB_MST			0x00000110
+#define RK3328_WIN0_CBR_MST			0x00000114
+#define RK3328_WIN0_ACT_INFO			0x00000118
+#define RK3328_WIN0_DSP_INFO			0x0000011c
+#define RK3328_WIN0_DSP_ST			0x00000120
+#define RK3328_WIN0_SCL_FACTOR_YRGB		0x00000124
+#define RK3328_WIN0_SCL_FACTOR_CBR		0x00000128
+#define RK3328_WIN0_SCL_OFFSET			0x0000012c
+#define RK3328_WIN0_SRC_ALPHA_CTRL		0x00000130
+#define RK3328_WIN0_DST_ALPHA_CTRL		0x00000134
+#define RK3328_WIN0_FADING_CTRL			0x00000138
+#define RK3328_WIN0_CTRL2			0x0000013c
+#define RK3328_DBG_WIN0_REG0			0x000001f0
+#define RK3328_DBG_WIN0_REG1			0x000001f4
+#define RK3328_DBG_WIN0_REG2			0x000001f8
+#define RK3328_DBG_WIN0_RESERVED		0x000001fc
+#define RK3328_WIN1_CTRL0			0x00000200
+#define RK3328_WIN1_CTRL1			0x00000204
+#define RK3328_WIN1_COLOR_KEY			0x00000208
+#define RK3328_WIN1_VIR				0x0000020c
+#define RK3328_WIN1_YRGB_MST			0x00000210
+#define RK3328_WIN1_CBR_MST			0x00000214
+#define RK3328_WIN1_ACT_INFO			0x00000218
+#define RK3328_WIN1_DSP_INFO			0x0000021c
+#define RK3328_WIN1_DSP_ST			0x00000220
+#define RK3328_WIN1_SCL_FACTOR_YRGB		0x00000224
+#define RK3328_WIN1_SCL_FACTOR_CBR		0x00000228
+#define RK3328_WIN1_SCL_OFFSET			0x0000022c
+#define RK3328_WIN1_SRC_ALPHA_CTRL		0x00000230
+#define RK3328_WIN1_DST_ALPHA_CTRL		0x00000234
+#define RK3328_WIN1_FADING_CTRL			0x00000238
+#define RK3328_WIN1_CTRL2			0x0000023c
+#define RK3328_DBG_WIN1_REG0			0x000002f0
+#define RK3328_DBG_WIN1_REG1			0x000002f4
+#define RK3328_DBG_WIN1_REG2			0x000002f8
+#define RK3328_DBG_WIN1_RESERVED		0x000002fc
+#define RK3328_WIN2_CTRL0			0x00000300
+#define RK3328_WIN2_CTRL1			0x00000304
+#define RK3328_WIN2_COLOR_KEY			0x00000308
+#define RK3328_WIN2_VIR				0x0000030c
+#define RK3328_WIN2_YRGB_MST			0x00000310
+#define RK3328_WIN2_CBR_MST			0x00000314
+#define RK3328_WIN2_ACT_INFO			0x00000318
+#define RK3328_WIN2_DSP_INFO			0x0000031c
+#define RK3328_WIN2_DSP_ST			0x00000320
+#define RK3328_WIN2_SCL_FACTOR_YRGB		0x00000324
+#define RK3328_WIN2_SCL_FACTOR_CBR		0x00000328
+#define RK3328_WIN2_SCL_OFFSET			0x0000032c
+#define RK3328_WIN2_SRC_ALPHA_CTRL		0x00000330
+#define RK3328_WIN2_DST_ALPHA_CTRL		0x00000334
+#define RK3328_WIN2_FADING_CTRL			0x00000338
+#define RK3328_WIN2_CTRL2			0x0000033c
+#define RK3328_DBG_WIN2_REG0			0x000003f0
+#define RK3328_DBG_WIN2_REG1			0x000003f4
+#define RK3328_DBG_WIN2_REG2			0x000003f8
+#define RK3328_DBG_WIN2_RESERVED		0x000003fc
+#define RK3328_WIN3_CTRL0			0x00000400
+#define RK3328_WIN3_CTRL1			0x00000404
+#define RK3328_WIN3_COLOR_KEY			0x00000408
+#define RK3328_WIN3_VIR				0x0000040c
+#define RK3328_WIN3_YRGB_MST			0x00000410
+#define RK3328_WIN3_CBR_MST			0x00000414
+#define RK3328_WIN3_ACT_INFO			0x00000418
+#define RK3328_WIN3_DSP_INFO			0x0000041c
+#define RK3328_WIN3_DSP_ST			0x00000420
+#define RK3328_WIN3_SCL_FACTOR_YRGB		0x00000424
+#define RK3328_WIN3_SCL_FACTOR_CBR		0x00000428
+#define RK3328_WIN3_SCL_OFFSET			0x0000042c
+#define RK3328_WIN3_SRC_ALPHA_CTRL		0x00000430
+#define RK3328_WIN3_DST_ALPHA_CTRL		0x00000434
+#define RK3328_WIN3_FADING_CTRL			0x00000438
+#define RK3328_WIN3_CTRL2			0x0000043c
+#define RK3328_DBG_WIN3_REG0			0x000004f0
+#define RK3328_DBG_WIN3_REG1			0x000004f4
+#define RK3328_DBG_WIN3_REG2			0x000004f8
+#define RK3328_DBG_WIN3_RESERVED		0x000004fc
+
+#define RK3328_HWC_CTRL0			0x00000500
+#define RK3328_HWC_CTRL1			0x00000504
+#define RK3328_HWC_MST				0x00000508
+#define RK3328_HWC_DSP_ST			0x0000050c
+#define RK3328_HWC_SRC_ALPHA_CTRL		0x00000510
+#define RK3328_HWC_DST_ALPHA_CTRL		0x00000514
+#define RK3328_HWC_FADING_CTRL			0x00000518
+#define RK3328_HWC_RESERVED1			0x0000051c
+#define RK3328_POST_DSP_HACT_INFO		0x00000600
+#define RK3328_POST_DSP_VACT_INFO		0x00000604
+#define RK3328_POST_SCL_FACTOR_YRGB		0x00000608
+#define RK3328_POST_RESERVED			0x0000060c
+#define RK3328_POST_SCL_CTRL			0x00000610
+#define RK3328_POST_DSP_VACT_INFO_F1		0x00000614
+#define RK3328_DSP_HTOTAL_HS_END		0x00000618
+#define RK3328_DSP_HACT_ST_END			0x0000061c
+#define RK3328_DSP_VTOTAL_VS_END		0x00000620
+#define RK3328_DSP_VACT_ST_END			0x00000624
+#define RK3328_DSP_VS_ST_END_F1			0x00000628
+#define RK3328_DSP_VACT_ST_END_F1		0x0000062c
+#define RK3328_BCSH_COLOR_BAR			0x00000640
+#define RK3328_BCSH_BCS				0x00000644
+#define RK3328_BCSH_H				0x00000648
+#define RK3328_BCSH_CTRL			0x0000064c
+#define RK3328_FRC_LOWER01_0			0x00000678
+#define RK3328_FRC_LOWER01_1			0x0000067c
+#define RK3328_FRC_LOWER10_0			0x00000680
+#define RK3328_FRC_LOWER10_1			0x00000684
+#define RK3328_FRC_LOWER11_0			0x00000688
+#define RK3328_FRC_LOWER11_1			0x0000068c
+#define RK3328_DBG_POST_REG0			0x000006e8
+#define RK3328_DBG_POST_RESERVED		0x000006ec
+#define RK3328_DBG_DATAO			0x000006f0
+#define RK3328_DBG_DATAO_2			0x000006f4
+
+/* sdr to hdr */
+#define RK3328_SDR2HDR_CTRL			0x00000700
+#define RK3328_EOTF_OETF_Y0			0x00000704
+#define RK3328_RESERVED0001			0x00000708
+#define RK3328_RESERVED0002			0x0000070c
+#define RK3328_EOTF_OETF_Y1			0x00000710
+#define RK3328_EOTF_OETF_Y64			0x0000080c
+#define RK3328_OETF_DX_DXPOW1			0x00000810
+#define RK3328_OETF_DX_DXPOW64			0x0000090c
+#define RK3328_OETF_XN1				0x00000910
+#define RK3328_OETF_XN63			0x00000a08
+
+/* hdr to sdr */
+#define RK3328_HDR2SDR_CTRL			0x00000a10
+#define RK3328_HDR2SDR_SRC_RANGE		0x00000a14
+#define RK3328_HDR2SDR_NORMFACEETF		0x00000a18
+#define RK3328_RESERVED0003			0x00000a1c
+#define RK3328_HDR2SDR_DST_RANGE		0x00000a20
+#define RK3328_HDR2SDR_NORMFACCGAMMA		0x00000a24
+#define RK3328_EETF_OETF_Y0			0x00000a28
+#define RK3328_SAT_Y0				0x00000a2c
+#define RK3328_EETF_OETF_Y1			0x00000a30
+#define RK3328_SAT_Y1				0x00000ab0
+#define RK3328_SAT_Y8				0x00000acc
+
+#define RK3328_HWC_LUT_ADDR			0x00000c00
+
+/* rk3036 register definition */
+#define RK3036_SYS_CTRL			0x00
+#define RK3036_DSP_CTRL0		0x04
+#define RK3036_DSP_CTRL1		0x08
+#define RK3036_INT_STATUS		0x10
+#define RK3036_ALPHA_CTRL		0x14
+#define RK3036_WIN0_COLOR_KEY		0x18
+#define RK3036_WIN1_COLOR_KEY		0x1c
+#define RK3036_WIN0_YRGB_MST		0x20
+#define RK3036_WIN0_CBR_MST		0x24
+#define RK3036_WIN1_VIR			0x28
+#define RK3036_AXI_BUS_CTRL		0x2c
+#define RK3036_WIN0_VIR			0x30
+#define RK3036_WIN0_ACT_INFO		0x34
+#define RK3036_WIN0_DSP_INFO		0x38
+#define RK3036_WIN0_DSP_ST		0x3c
+#define RK3036_WIN0_SCL_FACTOR_YRGB	0x40
+#define RK3036_WIN0_SCL_FACTOR_CBR	0x44
+#define RK3036_WIN0_SCL_OFFSET		0x48
+#define RK3036_HWC_MST			0x58
+#define RK3036_HWC_DSP_ST		0x5c
+#define RK3036_DSP_HTOTAL_HS_END	0x6c
+#define RK3036_DSP_HACT_ST_END		0x70
+#define RK3036_DSP_VTOTAL_VS_END	0x74
+#define RK3036_DSP_VACT_ST_END		0x78
+#define RK3036_DSP_VS_ST_END_F1		0x7c
+#define RK3036_DSP_VACT_ST_END_F1	0x80
+#define RK3036_GATHER_TRANSFER		0x84
+#define RK3036_VERSION_INFO		0x94
+#define RK3036_REG_CFG_DONE		0x90
+#define RK3036_WIN1_MST			0xa0
+#define RK3036_WIN1_ACT_INFO		0xb4
+#define RK3036_WIN1_DSP_INFO		0xb8
+#define RK3036_WIN1_DSP_ST		0xbc
+#define RK3036_WIN1_SCL_FACTOR_YRGB	0xc0
+#define RK3036_WIN1_SCL_OFFSET		0xc8
+#define RK3036_BCSH_CTRL		0xd0
+#define RK3036_BCSH_COLOR_BAR		0xd4
+#define RK3036_BCSH_BCS			0xd8
+#define RK3036_BCSH_H			0xdc
+#define RK3036_WIN1_LUT_ADDR		0x400
+#define RK3036_HWC_LUT_ADDR		0x800
+/* rk3036 register definition end */
+
+/* rk3126 register definition */
+#define RK3126_WIN1_MST			0x4c
+#define RK3126_WIN1_DSP_INFO		0x50
+#define RK3126_WIN1_DSP_ST		0x54
+/* rk3126 register definition end */
+
+/* px30 register definition */
+#define PX30_REG_CFG_DONE			0x00000
+#define PX30_VERSION				0x00004
+#define PX30_DSP_BG				0x00008
+#define PX30_MCU_CTRL				0x0000c
+#define PX30_SYS_CTRL0				0x00010
+#define PX30_SYS_CTRL1				0x00014
+#define PX30_SYS_CTRL2				0x00018
+#define PX30_DSP_CTRL0				0x00020
+#define PX30_DSP_CTRL2				0x00028
+#define PX30_VOP_STATUS				0x0002c
+#define PX30_LINE_FLAG				0x00030
+#define PX30_INTR_EN				0x00034
+#define PX30_INTR_CLEAR				0x00038
+#define PX30_INTR_STATUS			0x0003c
+#define PX30_WIN0_CTRL0				0x00050
+#define PX30_WIN0_CTRL1				0x00054
+#define PX30_WIN0_COLOR_KEY			0x00058
+#define PX30_WIN0_VIR				0x0005c
+#define PX30_WIN0_YRGB_MST0			0x00060
+#define PX30_WIN0_CBR_MST0			0x00064
+#define PX30_WIN0_ACT_INFO			0x00068
+#define PX30_WIN0_DSP_INFO			0x0006c
+#define PX30_WIN0_DSP_ST			0x00070
+#define PX30_WIN0_SCL_FACTOR_YRGB		0x00074
+#define PX30_WIN0_SCL_FACTOR_CBR		0x00078
+#define PX30_WIN0_SCL_OFFSET			0x0007c
+#define PX30_WIN0_ALPHA_CTRL			0x00080
+#define PX30_WIN1_CTRL0				0x00090
+#define PX30_WIN1_CTRL1				0x00094
+#define PX30_WIN1_VIR				0x00098
+#define PX30_WIN1_MST				0x000a0
+#define PX30_WIN1_DSP_INFO			0x000a4
+#define PX30_WIN1_DSP_ST			0x000a8
+#define PX30_WIN1_COLOR_KEY			0x000ac
+#define PX30_WIN1_ALPHA_CTRL			0x000bc
+#define PX30_HWC_CTRL0				0x000e0
+#define PX30_HWC_CTRL1				0x000e4
+#define PX30_HWC_MST				0x000e8
+#define PX30_HWC_DSP_ST				0x000ec
+#define PX30_HWC_ALPHA_CTRL			0x000f0
+#define PX30_DSP_HTOTAL_HS_END			0x00100
+#define PX30_DSP_HACT_ST_END			0x00104
+#define PX30_DSP_VTOTAL_VS_END			0x00108
+#define PX30_DSP_VACT_ST_END			0x0010c
+#define PX30_DSP_VS_ST_END_F1			0x00110
+#define PX30_DSP_VACT_ST_END_F1			0x00114
+#define PX30_BCSH_CTRL				0x00160
+#define PX30_BCSH_COL_BAR			0x00164
+#define PX30_BCSH_BCS				0x00168
+#define PX30_BCSH_H				0x0016c
+#define PX30_FRC_LOWER01_0			0x00170
+#define PX30_FRC_LOWER01_1			0x00174
+#define PX30_FRC_LOWER10_0			0x00178
+#define PX30_FRC_LOWER10_1			0x0017c
+#define PX30_FRC_LOWER11_0			0x00180
+#define PX30_FRC_LOWER11_1			0x00184
+#define PX30_MCU_RW_BYPASS_PORT			0x0018c
+#define PX30_WIN2_CTRL0				0x00190
+#define PX30_WIN2_CTRL1				0x00194
+#define PX30_WIN2_VIR0_1			0x00198
+#define PX30_WIN2_VIR2_3			0x0019c
+#define PX30_WIN2_MST0				0x001a0
+#define PX30_WIN2_DSP_INFO0			0x001a4
+#define PX30_WIN2_DSP_ST0			0x001a8
+#define PX30_WIN2_COLOR_KEY			0x001ac
+#define PX30_WIN2_ALPHA_CTRL			0x001bc
+#define PX30_BLANKING_VALUE			0x001f4
+#define PX30_FLAG_REG_FRM_VALID			0x001f8
+#define PX30_FLAG_REG				0x001fc
+#define PX30_HWC_LUT_ADDR			0x00600
+#define PX30_GAMMA_LUT_ADDR			0x00a00
+/* px30 register definition end */
+
+/* rk3188 register definition */
+#define RK3188_SYS_CTRL			0x00
+#define RK3188_DSP_CTRL0		0x04
+#define RK3188_DSP_CTRL1		0x08
+#define RK3188_INT_STATUS		0x10
+#define RK3188_WIN0_YRGB_MST0		0x20
+#define RK3188_WIN0_CBR_MST0		0x24
+#define RK3188_WIN0_YRGB_MST1		0x28
+#define RK3188_WIN0_CBR_MST1		0x2c
+#define RK3188_WIN_VIR			0x30
+#define RK3188_WIN0_ACT_INFO		0x34
+#define RK3188_WIN0_DSP_INFO		0x38
+#define RK3188_WIN0_DSP_ST		0x3c
+#define RK3188_WIN0_SCL_FACTOR_YRGB	0x40
+#define RK3188_WIN0_SCL_FACTOR_CBR	0x44
+#define RK3188_WIN1_MST			0x4c
+#define RK3188_WIN1_DSP_INFO		0x50
+#define RK3188_WIN1_DSP_ST		0x54
+#define RK3188_DSP_HTOTAL_HS_END	0x6c
+#define RK3188_DSP_HACT_ST_END		0x70
+#define RK3188_DSP_VTOTAL_VS_END	0x74
+#define RK3188_DSP_VACT_ST_END		0x78
+#define RK3188_REG_CFG_DONE		0x90
+/* rk3188 register definition end */
+
+/* rk3066 register definition */
+#define RK3066_SYS_CTRL0		0x00
+#define RK3066_SYS_CTRL1		0x04
+#define RK3066_DSP_CTRL0		0x08
+#define RK3066_DSP_CTRL1		0x0c
+#define RK3066_INT_STATUS		0x10
+#define RK3066_MCU_CTRL			0x14
+#define RK3066_BLEND_CTRL		0x18
+#define RK3066_WIN0_COLOR_KEY_CTRL	0x1c
+#define RK3066_WIN1_COLOR_KEY_CTRL	0x20
+#define RK3066_WIN2_COLOR_KEY_CTRL	0x24
+#define RK3066_WIN0_YRGB_MST0		0x28
+#define RK3066_WIN0_CBR_MST0		0x2c
+#define RK3066_WIN0_YRGB_MST1		0x30
+#define RK3066_WIN0_CBR_MST1		0x34
+#define RK3066_WIN0_VIR			0x38
+#define RK3066_WIN0_ACT_INFO		0x3c
+#define RK3066_WIN0_DSP_INFO		0x40
+#define RK3066_WIN0_DSP_ST		0x44
+#define RK3066_WIN0_SCL_FACTOR_YRGB	0x48
+#define RK3066_WIN0_SCL_FACTOR_CBR	0x4c
+#define RK3066_WIN0_SCL_OFFSET		0x50
+#define RK3066_WIN1_YRGB_MST		0x54
+#define RK3066_WIN1_CBR_MST		0x58
+#define RK3066_WIN1_VIR			0x5c
+#define RK3066_WIN1_ACT_INFO		0x60
+#define RK3066_WIN1_DSP_INFO		0x64
+#define RK3066_WIN1_DSP_ST		0x68
+#define RK3066_WIN1_SCL_FACTOR_YRGB	0x6c
+#define RK3066_WIN1_SCL_FACTOR_CBR	0x70
+#define RK3066_WIN1_SCL_OFFSET		0x74
+#define RK3066_WIN2_MST			0x78
+#define RK3066_WIN2_VIR			0x7c
+#define RK3066_WIN2_DSP_INFO		0x80
+#define RK3066_WIN2_DSP_ST		0x84
+#define RK3066_HWC_MST			0x88
+#define RK3066_HWC_DSP_ST		0x8c
+#define RK3066_HWC_COLOR_LUT0		0x90
+#define RK3066_HWC_COLOR_LUT1		0x94
+#define RK3066_HWC_COLOR_LUT2		0x98
+#define RK3066_DSP_HTOTAL_HS_END	0x9c
+#define RK3066_DSP_HACT_ST_END		0xa0
+#define RK3066_DSP_VTOTAL_VS_END	0xa4
+#define RK3066_DSP_VACT_ST_END		0xa8
+#define RK3066_DSP_VS_ST_END_F1		0xac
+#define RK3066_DSP_VACT_ST_END_F1	0xb0
+#define RK3066_REG_CFG_DONE		0xc0
+#define RK3066_MCU_BYPASS_WPORT		0x100
+#define RK3066_MCU_BYPASS_RPORT		0x200
+#define RK3066_WIN2_LUT_ADDR		0x400
+#define RK3066_DSP_LUT_ADDR		0x800
+/* rk3066 register definition end */
+
+#endif /* _ROCKCHIP_VOP_REG_H */