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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/video/fbdev/mmp
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/video/fbdev/mmp')
-rw-r--r--drivers/video/fbdev/mmp/Kconfig12
-rw-r--r--drivers/video/fbdev/mmp/Makefile4
-rw-r--r--drivers/video/fbdev/mmp/core.c240
-rw-r--r--drivers/video/fbdev/mmp/fb/Kconfig10
-rw-r--r--drivers/video/fbdev/mmp/fb/Makefile2
-rw-r--r--drivers/video/fbdev/mmp/fb/mmpfb.c671
-rw-r--r--drivers/video/fbdev/mmp/fb/mmpfb.h41
-rw-r--r--drivers/video/fbdev/mmp/hw/Kconfig17
-rw-r--r--drivers/video/fbdev/mmp/hw/Makefile3
-rw-r--r--drivers/video/fbdev/mmp/hw/mmp_ctrl.c581
-rw-r--r--drivers/video/fbdev/mmp/hw/mmp_ctrl.h1456
-rw-r--r--drivers/video/fbdev/mmp/hw/mmp_spi.c167
-rw-r--r--drivers/video/fbdev/mmp/panel/Kconfig6
-rw-r--r--drivers/video/fbdev/mmp/panel/Makefile2
-rw-r--r--drivers/video/fbdev/mmp/panel/tpo_tj032md01bw.c172
15 files changed, 3384 insertions, 0 deletions
diff --git a/drivers/video/fbdev/mmp/Kconfig b/drivers/video/fbdev/mmp/Kconfig
new file mode 100644
index 000000000..5c6cc97c9
--- /dev/null
+++ b/drivers/video/fbdev/mmp/Kconfig
@@ -0,0 +1,12 @@
+# SPDX-License-Identifier: GPL-2.0-only
+menuconfig MMP_DISP
+ tristate "Marvell MMP Display Subsystem support"
+ depends on CPU_PXA910 || CPU_MMP2 || COMPILE_TEST
+ help
+ Marvell Display Subsystem support.
+
+if MMP_DISP
+source "drivers/video/fbdev/mmp/hw/Kconfig"
+source "drivers/video/fbdev/mmp/panel/Kconfig"
+source "drivers/video/fbdev/mmp/fb/Kconfig"
+endif
diff --git a/drivers/video/fbdev/mmp/Makefile b/drivers/video/fbdev/mmp/Makefile
new file mode 100644
index 000000000..84204c04e
--- /dev/null
+++ b/drivers/video/fbdev/mmp/Makefile
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_MMP_DISP) += mmp_disp.o hw/ panel/ fb/
+
+mmp_disp-y += core.o
diff --git a/drivers/video/fbdev/mmp/core.c b/drivers/video/fbdev/mmp/core.c
new file mode 100644
index 000000000..03707461e
--- /dev/null
+++ b/drivers/video/fbdev/mmp/core.c
@@ -0,0 +1,240 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * linux/drivers/video/mmp/common.c
+ * This driver is a common framework for Marvell Display Controller
+ *
+ * Copyright (C) 2012 Marvell Technology Group Ltd.
+ * Authors: Zhou Zhu <zzhu3@marvell.com>
+ */
+
+#include <linux/slab.h>
+#include <linux/dma-mapping.h>
+#include <linux/export.h>
+#include <linux/module.h>
+#include <video/mmp_disp.h>
+
+static struct mmp_overlay *path_get_overlay(struct mmp_path *path,
+ int overlay_id)
+{
+ if (path && overlay_id < path->overlay_num)
+ return &path->overlays[overlay_id];
+ return NULL;
+}
+
+static int path_check_status(struct mmp_path *path)
+{
+ int i;
+ for (i = 0; i < path->overlay_num; i++)
+ if (path->overlays[i].status)
+ return 1;
+
+ return 0;
+}
+
+/*
+ * Get modelist write pointer of modelist.
+ * It also returns modelist number
+ * this function fetches modelist from phy/panel:
+ * for HDMI/parallel or dsi to hdmi cases, get from phy
+ * or get from panel
+ */
+static int path_get_modelist(struct mmp_path *path,
+ struct mmp_mode **modelist)
+{
+ BUG_ON(!path || !modelist);
+
+ if (path->panel && path->panel->get_modelist)
+ return path->panel->get_modelist(path->panel, modelist);
+
+ return 0;
+}
+
+/*
+ * panel list is used to pair panel/path when path/panel registered
+ * path list is used for both buffer driver and platdriver
+ * plat driver do path register/unregister
+ * panel driver do panel register/unregister
+ * buffer driver get registered path
+ */
+static LIST_HEAD(panel_list);
+static LIST_HEAD(path_list);
+static DEFINE_MUTEX(disp_lock);
+
+/*
+ * mmp_register_panel - register panel to panel_list and connect to path
+ * @p: panel to be registered
+ *
+ * this function provides interface for panel drivers to register panel
+ * to panel_list and connect to path which matchs panel->plat_path_name.
+ * no error returns when no matching path is found as path register after
+ * panel register is permitted.
+ */
+void mmp_register_panel(struct mmp_panel *panel)
+{
+ struct mmp_path *path;
+
+ mutex_lock(&disp_lock);
+
+ /* add */
+ list_add_tail(&panel->node, &panel_list);
+
+ /* try to register to path */
+ list_for_each_entry(path, &path_list, node) {
+ if (!strcmp(panel->plat_path_name, path->name)) {
+ dev_info(panel->dev, "connect to path %s\n",
+ path->name);
+ path->panel = panel;
+ break;
+ }
+ }
+
+ mutex_unlock(&disp_lock);
+}
+EXPORT_SYMBOL_GPL(mmp_register_panel);
+
+/*
+ * mmp_unregister_panel - unregister panel from panel_list and disconnect
+ * @p: panel to be unregistered
+ *
+ * this function provides interface for panel drivers to unregister panel
+ * from panel_list and disconnect from path.
+ */
+void mmp_unregister_panel(struct mmp_panel *panel)
+{
+ struct mmp_path *path;
+
+ mutex_lock(&disp_lock);
+ list_del(&panel->node);
+
+ list_for_each_entry(path, &path_list, node) {
+ if (path->panel && path->panel == panel) {
+ dev_info(panel->dev, "disconnect from path %s\n",
+ path->name);
+ path->panel = NULL;
+ break;
+ }
+ }
+ mutex_unlock(&disp_lock);
+}
+EXPORT_SYMBOL_GPL(mmp_unregister_panel);
+
+/*
+ * mmp_get_path - get path by name
+ * @p: path name
+ *
+ * this function checks path name in path_list and return matching path
+ * return NULL if no matching path
+ */
+struct mmp_path *mmp_get_path(const char *name)
+{
+ struct mmp_path *path = NULL, *iter;
+
+ mutex_lock(&disp_lock);
+ list_for_each_entry(iter, &path_list, node) {
+ if (!strcmp(name, iter->name)) {
+ path = iter;
+ break;
+ }
+ }
+ mutex_unlock(&disp_lock);
+
+ return path;
+}
+EXPORT_SYMBOL_GPL(mmp_get_path);
+
+/*
+ * mmp_register_path - init and register path by path_info
+ * @p: path info provided by display controller
+ *
+ * this function init by path info and register path to path_list
+ * this function also try to connect path with panel by name
+ */
+struct mmp_path *mmp_register_path(struct mmp_path_info *info)
+{
+ int i;
+ struct mmp_path *path = NULL;
+ struct mmp_panel *panel;
+
+ path = kzalloc(struct_size(path, overlays, info->overlay_num),
+ GFP_KERNEL);
+ if (!path)
+ return NULL;
+
+ /* path set */
+ mutex_init(&path->access_ok);
+ path->dev = info->dev;
+ path->id = info->id;
+ path->name = info->name;
+ path->output_type = info->output_type;
+ path->overlay_num = info->overlay_num;
+ path->plat_data = info->plat_data;
+ path->ops.set_mode = info->set_mode;
+
+ mutex_lock(&disp_lock);
+ /* get panel */
+ list_for_each_entry(panel, &panel_list, node) {
+ if (!strcmp(info->name, panel->plat_path_name)) {
+ dev_info(path->dev, "get panel %s\n", panel->name);
+ path->panel = panel;
+ break;
+ }
+ }
+
+ dev_info(path->dev, "register %s, overlay_num %d\n",
+ path->name, path->overlay_num);
+
+ /* default op set: if already set by driver, never cover it */
+ if (!path->ops.check_status)
+ path->ops.check_status = path_check_status;
+ if (!path->ops.get_overlay)
+ path->ops.get_overlay = path_get_overlay;
+ if (!path->ops.get_modelist)
+ path->ops.get_modelist = path_get_modelist;
+
+ /* step3: init overlays */
+ for (i = 0; i < path->overlay_num; i++) {
+ path->overlays[i].path = path;
+ path->overlays[i].id = i;
+ mutex_init(&path->overlays[i].access_ok);
+ path->overlays[i].ops = info->overlay_ops;
+ }
+
+ /* add to pathlist */
+ list_add_tail(&path->node, &path_list);
+
+ mutex_unlock(&disp_lock);
+ return path;
+}
+EXPORT_SYMBOL_GPL(mmp_register_path);
+
+/*
+ * mmp_unregister_path - unregister and destroy path
+ * @p: path to be destroyed.
+ *
+ * this function registers path and destroys it.
+ */
+void mmp_unregister_path(struct mmp_path *path)
+{
+ int i;
+
+ if (!path)
+ return;
+
+ mutex_lock(&disp_lock);
+ /* del from pathlist */
+ list_del(&path->node);
+
+ /* deinit overlays */
+ for (i = 0; i < path->overlay_num; i++)
+ mutex_destroy(&path->overlays[i].access_ok);
+
+ mutex_destroy(&path->access_ok);
+
+ kfree(path);
+ mutex_unlock(&disp_lock);
+}
+EXPORT_SYMBOL_GPL(mmp_unregister_path);
+
+MODULE_AUTHOR("Zhou Zhu <zzhu3@marvell.com>");
+MODULE_DESCRIPTION("Marvell MMP display framework");
+MODULE_LICENSE("GPL");
diff --git a/drivers/video/fbdev/mmp/fb/Kconfig b/drivers/video/fbdev/mmp/fb/Kconfig
new file mode 100644
index 000000000..0ec2e3fb9
--- /dev/null
+++ b/drivers/video/fbdev/mmp/fb/Kconfig
@@ -0,0 +1,10 @@
+# SPDX-License-Identifier: GPL-2.0-only
+config MMP_FB
+ tristate "fb driver for Marvell MMP Display Subsystem"
+ depends on FB
+ select FB_CFB_FILLRECT
+ select FB_CFB_COPYAREA
+ select FB_CFB_IMAGEBLIT
+ default y
+ help
+ fb driver for Marvell MMP Display Subsystem
diff --git a/drivers/video/fbdev/mmp/fb/Makefile b/drivers/video/fbdev/mmp/fb/Makefile
new file mode 100644
index 000000000..b1b1386c4
--- /dev/null
+++ b/drivers/video/fbdev/mmp/fb/Makefile
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_MMP_FB) += mmpfb.o
diff --git a/drivers/video/fbdev/mmp/fb/mmpfb.c b/drivers/video/fbdev/mmp/fb/mmpfb.c
new file mode 100644
index 000000000..39ebbe026
--- /dev/null
+++ b/drivers/video/fbdev/mmp/fb/mmpfb.c
@@ -0,0 +1,671 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * linux/drivers/video/mmp/fb/mmpfb.c
+ * Framebuffer driver for Marvell Display controller.
+ *
+ * Copyright (C) 2012 Marvell Technology Group Ltd.
+ * Authors: Zhou Zhu <zzhu3@marvell.com>
+ */
+#include <linux/module.h>
+#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
+#include "mmpfb.h"
+
+static int var_to_pixfmt(struct fb_var_screeninfo *var)
+{
+ /*
+ * Pseudocolor mode?
+ */
+ if (var->bits_per_pixel == 8)
+ return PIXFMT_PSEUDOCOLOR;
+
+ /*
+ * Check for YUV422PLANAR.
+ */
+ if (var->bits_per_pixel == 16 && var->red.length == 8 &&
+ var->green.length == 4 && var->blue.length == 4) {
+ if (var->green.offset >= var->blue.offset)
+ return PIXFMT_YUV422P;
+ else
+ return PIXFMT_YVU422P;
+ }
+
+ /*
+ * Check for YUV420PLANAR.
+ */
+ if (var->bits_per_pixel == 12 && var->red.length == 8 &&
+ var->green.length == 2 && var->blue.length == 2) {
+ if (var->green.offset >= var->blue.offset)
+ return PIXFMT_YUV420P;
+ else
+ return PIXFMT_YVU420P;
+ }
+
+ /*
+ * Check for YUV422PACK.
+ */
+ if (var->bits_per_pixel == 16 && var->red.length == 16 &&
+ var->green.length == 16 && var->blue.length == 16) {
+ if (var->red.offset == 0)
+ return PIXFMT_YUYV;
+ else if (var->green.offset >= var->blue.offset)
+ return PIXFMT_UYVY;
+ else
+ return PIXFMT_VYUY;
+ }
+
+ /*
+ * Check for 565/1555.
+ */
+ if (var->bits_per_pixel == 16 && var->red.length <= 5 &&
+ var->green.length <= 6 && var->blue.length <= 5) {
+ if (var->transp.length == 0) {
+ if (var->red.offset >= var->blue.offset)
+ return PIXFMT_RGB565;
+ else
+ return PIXFMT_BGR565;
+ }
+ }
+
+ /*
+ * Check for 888/A888.
+ */
+ if (var->bits_per_pixel <= 32 && var->red.length <= 8 &&
+ var->green.length <= 8 && var->blue.length <= 8) {
+ if (var->bits_per_pixel == 24 && var->transp.length == 0) {
+ if (var->red.offset >= var->blue.offset)
+ return PIXFMT_RGB888PACK;
+ else
+ return PIXFMT_BGR888PACK;
+ }
+
+ if (var->bits_per_pixel == 32 && var->transp.offset == 24) {
+ if (var->red.offset >= var->blue.offset)
+ return PIXFMT_RGBA888;
+ else
+ return PIXFMT_BGRA888;
+ } else {
+ if (var->red.offset >= var->blue.offset)
+ return PIXFMT_RGB888UNPACK;
+ else
+ return PIXFMT_BGR888UNPACK;
+ }
+ }
+
+ return -EINVAL;
+}
+
+static void pixfmt_to_var(struct fb_var_screeninfo *var, int pix_fmt)
+{
+ switch (pix_fmt) {
+ case PIXFMT_RGB565:
+ var->bits_per_pixel = 16;
+ var->red.offset = 11; var->red.length = 5;
+ var->green.offset = 5; var->green.length = 6;
+ var->blue.offset = 0; var->blue.length = 5;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ case PIXFMT_BGR565:
+ var->bits_per_pixel = 16;
+ var->red.offset = 0; var->red.length = 5;
+ var->green.offset = 5; var->green.length = 6;
+ var->blue.offset = 11; var->blue.length = 5;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ case PIXFMT_RGB888UNPACK:
+ var->bits_per_pixel = 32;
+ var->red.offset = 16; var->red.length = 8;
+ var->green.offset = 8; var->green.length = 8;
+ var->blue.offset = 0; var->blue.length = 8;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ case PIXFMT_BGR888UNPACK:
+ var->bits_per_pixel = 32;
+ var->red.offset = 0; var->red.length = 8;
+ var->green.offset = 8; var->green.length = 8;
+ var->blue.offset = 16; var->blue.length = 8;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ case PIXFMT_RGBA888:
+ var->bits_per_pixel = 32;
+ var->red.offset = 16; var->red.length = 8;
+ var->green.offset = 8; var->green.length = 8;
+ var->blue.offset = 0; var->blue.length = 8;
+ var->transp.offset = 24; var->transp.length = 8;
+ break;
+ case PIXFMT_BGRA888:
+ var->bits_per_pixel = 32;
+ var->red.offset = 0; var->red.length = 8;
+ var->green.offset = 8; var->green.length = 8;
+ var->blue.offset = 16; var->blue.length = 8;
+ var->transp.offset = 24; var->transp.length = 8;
+ break;
+ case PIXFMT_RGB888PACK:
+ var->bits_per_pixel = 24;
+ var->red.offset = 16; var->red.length = 8;
+ var->green.offset = 8; var->green.length = 8;
+ var->blue.offset = 0; var->blue.length = 8;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ case PIXFMT_BGR888PACK:
+ var->bits_per_pixel = 24;
+ var->red.offset = 0; var->red.length = 8;
+ var->green.offset = 8; var->green.length = 8;
+ var->blue.offset = 16; var->blue.length = 8;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ case PIXFMT_YUV420P:
+ var->bits_per_pixel = 12;
+ var->red.offset = 4; var->red.length = 8;
+ var->green.offset = 2; var->green.length = 2;
+ var->blue.offset = 0; var->blue.length = 2;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ case PIXFMT_YVU420P:
+ var->bits_per_pixel = 12;
+ var->red.offset = 4; var->red.length = 8;
+ var->green.offset = 0; var->green.length = 2;
+ var->blue.offset = 2; var->blue.length = 2;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ case PIXFMT_YUV422P:
+ var->bits_per_pixel = 16;
+ var->red.offset = 8; var->red.length = 8;
+ var->green.offset = 4; var->green.length = 4;
+ var->blue.offset = 0; var->blue.length = 4;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ case PIXFMT_YVU422P:
+ var->bits_per_pixel = 16;
+ var->red.offset = 8; var->red.length = 8;
+ var->green.offset = 0; var->green.length = 4;
+ var->blue.offset = 4; var->blue.length = 4;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ case PIXFMT_UYVY:
+ var->bits_per_pixel = 16;
+ var->red.offset = 8; var->red.length = 16;
+ var->green.offset = 4; var->green.length = 16;
+ var->blue.offset = 0; var->blue.length = 16;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ case PIXFMT_VYUY:
+ var->bits_per_pixel = 16;
+ var->red.offset = 8; var->red.length = 16;
+ var->green.offset = 0; var->green.length = 16;
+ var->blue.offset = 4; var->blue.length = 16;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ case PIXFMT_YUYV:
+ var->bits_per_pixel = 16;
+ var->red.offset = 0; var->red.length = 16;
+ var->green.offset = 4; var->green.length = 16;
+ var->blue.offset = 8; var->blue.length = 16;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ case PIXFMT_PSEUDOCOLOR:
+ var->bits_per_pixel = 8;
+ var->red.offset = 0; var->red.length = 8;
+ var->green.offset = 0; var->green.length = 8;
+ var->blue.offset = 0; var->blue.length = 8;
+ var->transp.offset = 0; var->transp.length = 0;
+ break;
+ }
+}
+
+/*
+ * fb framework has its limitation:
+ * 1. input color/output color is not seprated
+ * 2. fb_videomode not include output color
+ * so for fb usage, we keep a output format which is not changed
+ * then it's added for mmpmode
+ */
+static void fbmode_to_mmpmode(struct mmp_mode *mode,
+ struct fb_videomode *videomode, int output_fmt)
+{
+ u64 div_result = 1000000000000ll;
+ mode->name = videomode->name;
+ mode->refresh = videomode->refresh;
+ mode->xres = videomode->xres;
+ mode->yres = videomode->yres;
+
+ do_div(div_result, videomode->pixclock);
+ mode->pixclock_freq = (u32)div_result;
+
+ mode->left_margin = videomode->left_margin;
+ mode->right_margin = videomode->right_margin;
+ mode->upper_margin = videomode->upper_margin;
+ mode->lower_margin = videomode->lower_margin;
+ mode->hsync_len = videomode->hsync_len;
+ mode->vsync_len = videomode->vsync_len;
+ mode->hsync_invert = !!(videomode->sync & FB_SYNC_HOR_HIGH_ACT);
+ mode->vsync_invert = !!(videomode->sync & FB_SYNC_VERT_HIGH_ACT);
+ /* no defined flag in fb, use vmode>>3*/
+ mode->invert_pixclock = !!(videomode->vmode & 8);
+ mode->pix_fmt_out = output_fmt;
+}
+
+static void mmpmode_to_fbmode(struct fb_videomode *videomode,
+ struct mmp_mode *mode)
+{
+ u64 div_result = 1000000000000ll;
+
+ videomode->name = mode->name;
+ videomode->refresh = mode->refresh;
+ videomode->xres = mode->xres;
+ videomode->yres = mode->yres;
+
+ do_div(div_result, mode->pixclock_freq);
+ videomode->pixclock = (u32)div_result;
+
+ videomode->left_margin = mode->left_margin;
+ videomode->right_margin = mode->right_margin;
+ videomode->upper_margin = mode->upper_margin;
+ videomode->lower_margin = mode->lower_margin;
+ videomode->hsync_len = mode->hsync_len;
+ videomode->vsync_len = mode->vsync_len;
+ videomode->sync = (mode->hsync_invert ? FB_SYNC_HOR_HIGH_ACT : 0)
+ | (mode->vsync_invert ? FB_SYNC_VERT_HIGH_ACT : 0);
+ videomode->vmode = mode->invert_pixclock ? 8 : 0;
+}
+
+static int mmpfb_check_var(struct fb_var_screeninfo *var,
+ struct fb_info *info)
+{
+ struct mmpfb_info *fbi = info->par;
+
+ if (var->bits_per_pixel == 8)
+ return -EINVAL;
+ /*
+ * Basic geometry sanity checks.
+ */
+ if (var->xoffset + var->xres > var->xres_virtual)
+ return -EINVAL;
+ if (var->yoffset + var->yres > var->yres_virtual)
+ return -EINVAL;
+
+ /*
+ * Check size of framebuffer.
+ */
+ if (var->xres_virtual * var->yres_virtual *
+ (var->bits_per_pixel >> 3) > fbi->fb_size)
+ return -EINVAL;
+
+ return 0;
+}
+
+static unsigned int chan_to_field(unsigned int chan, struct fb_bitfield *bf)
+{
+ return ((chan & 0xffff) >> (16 - bf->length)) << bf->offset;
+}
+
+static u32 to_rgb(u16 red, u16 green, u16 blue)
+{
+ red >>= 8;
+ green >>= 8;
+ blue >>= 8;
+
+ return (red << 16) | (green << 8) | blue;
+}
+
+static int mmpfb_setcolreg(unsigned int regno, unsigned int red,
+ unsigned int green, unsigned int blue,
+ unsigned int trans, struct fb_info *info)
+{
+ struct mmpfb_info *fbi = info->par;
+ u32 val;
+
+ if (info->fix.visual == FB_VISUAL_TRUECOLOR && regno < 16) {
+ val = chan_to_field(red, &info->var.red);
+ val |= chan_to_field(green, &info->var.green);
+ val |= chan_to_field(blue , &info->var.blue);
+ fbi->pseudo_palette[regno] = val;
+ }
+
+ if (info->fix.visual == FB_VISUAL_PSEUDOCOLOR && regno < 256) {
+ val = to_rgb(red, green, blue);
+ /* TODO */
+ }
+
+ return 0;
+}
+
+static int mmpfb_pan_display(struct fb_var_screeninfo *var,
+ struct fb_info *info)
+{
+ struct mmpfb_info *fbi = info->par;
+ struct mmp_addr addr;
+
+ memset(&addr, 0, sizeof(addr));
+ addr.phys[0] = (var->yoffset * var->xres_virtual + var->xoffset)
+ * var->bits_per_pixel / 8 + fbi->fb_start_dma;
+ mmp_overlay_set_addr(fbi->overlay, &addr);
+
+ return 0;
+}
+
+static int var_update(struct fb_info *info)
+{
+ struct mmpfb_info *fbi = info->par;
+ struct fb_var_screeninfo *var = &info->var;
+ struct fb_videomode *m;
+ int pix_fmt;
+
+ /* set pix_fmt */
+ pix_fmt = var_to_pixfmt(var);
+ if (pix_fmt < 0)
+ return -EINVAL;
+ pixfmt_to_var(var, pix_fmt);
+ fbi->pix_fmt = pix_fmt;
+
+ /* set var according to best video mode*/
+ m = (struct fb_videomode *)fb_match_mode(var, &info->modelist);
+ if (!m) {
+ dev_err(fbi->dev, "set par: no match mode, use best mode\n");
+ m = (struct fb_videomode *)fb_find_best_mode(var,
+ &info->modelist);
+ fb_videomode_to_var(var, m);
+ }
+ memcpy(&fbi->mode, m, sizeof(struct fb_videomode));
+
+ /* fix to 2* yres */
+ var->yres_virtual = var->yres * 2;
+ info->fix.visual = (pix_fmt == PIXFMT_PSEUDOCOLOR) ?
+ FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;
+ info->fix.line_length = var->xres_virtual * var->bits_per_pixel / 8;
+ info->fix.ypanstep = var->yres;
+ return 0;
+}
+
+static void mmpfb_set_win(struct fb_info *info)
+{
+ struct mmpfb_info *fbi = info->par;
+ struct fb_var_screeninfo *var = &info->var;
+ struct mmp_win win;
+ u32 stride;
+
+ memset(&win, 0, sizeof(win));
+ win.xsrc = win.xdst = fbi->mode.xres;
+ win.ysrc = win.ydst = fbi->mode.yres;
+ win.pix_fmt = fbi->pix_fmt;
+ stride = pixfmt_to_stride(win.pix_fmt);
+ win.pitch[0] = var->xres_virtual * stride;
+ win.pitch[1] = win.pitch[2] =
+ (stride == 1) ? (var->xres_virtual >> 1) : 0;
+ mmp_overlay_set_win(fbi->overlay, &win);
+}
+
+static int mmpfb_set_par(struct fb_info *info)
+{
+ struct mmpfb_info *fbi = info->par;
+ struct fb_var_screeninfo *var = &info->var;
+ struct mmp_addr addr;
+ struct mmp_mode mode;
+ int ret;
+
+ ret = var_update(info);
+ if (ret != 0)
+ return ret;
+
+ /* set window/path according to new videomode */
+ fbmode_to_mmpmode(&mode, &fbi->mode, fbi->output_fmt);
+ mmp_path_set_mode(fbi->path, &mode);
+
+ /* set window related info */
+ mmpfb_set_win(info);
+
+ /* set address always */
+ memset(&addr, 0, sizeof(addr));
+ addr.phys[0] = (var->yoffset * var->xres_virtual + var->xoffset)
+ * var->bits_per_pixel / 8 + fbi->fb_start_dma;
+ mmp_overlay_set_addr(fbi->overlay, &addr);
+
+ return 0;
+}
+
+static void mmpfb_power(struct mmpfb_info *fbi, int power)
+{
+ struct mmp_addr addr;
+ struct fb_var_screeninfo *var = &fbi->fb_info->var;
+
+ /* for power on, always set address/window again */
+ if (power) {
+ /* set window related info */
+ mmpfb_set_win(fbi->fb_info);
+
+ /* set address always */
+ memset(&addr, 0, sizeof(addr));
+ addr.phys[0] = fbi->fb_start_dma +
+ (var->yoffset * var->xres_virtual + var->xoffset)
+ * var->bits_per_pixel / 8;
+ mmp_overlay_set_addr(fbi->overlay, &addr);
+ }
+ mmp_overlay_set_onoff(fbi->overlay, power);
+}
+
+static int mmpfb_blank(int blank, struct fb_info *info)
+{
+ struct mmpfb_info *fbi = info->par;
+
+ mmpfb_power(fbi, (blank == FB_BLANK_UNBLANK));
+
+ return 0;
+}
+
+static const struct fb_ops mmpfb_ops = {
+ .owner = THIS_MODULE,
+ .fb_blank = mmpfb_blank,
+ .fb_check_var = mmpfb_check_var,
+ .fb_set_par = mmpfb_set_par,
+ .fb_setcolreg = mmpfb_setcolreg,
+ .fb_pan_display = mmpfb_pan_display,
+ .fb_fillrect = cfb_fillrect,
+ .fb_copyarea = cfb_copyarea,
+ .fb_imageblit = cfb_imageblit,
+};
+
+static int modes_setup(struct mmpfb_info *fbi)
+{
+ struct fb_videomode *videomodes;
+ struct mmp_mode *mmp_modes;
+ struct fb_info *info = fbi->fb_info;
+ int videomode_num, i;
+
+ /* get videomodes from path */
+ videomode_num = mmp_path_get_modelist(fbi->path, &mmp_modes);
+ if (!videomode_num) {
+ dev_warn(fbi->dev, "can't get videomode num\n");
+ return 0;
+ }
+ /* put videomode list to info structure */
+ videomodes = kcalloc(videomode_num, sizeof(struct fb_videomode),
+ GFP_KERNEL);
+ if (!videomodes)
+ return -ENOMEM;
+
+ for (i = 0; i < videomode_num; i++)
+ mmpmode_to_fbmode(&videomodes[i], &mmp_modes[i]);
+ fb_videomode_to_modelist(videomodes, videomode_num, &info->modelist);
+
+ /* set videomode[0] as default mode */
+ memcpy(&fbi->mode, &videomodes[0], sizeof(struct fb_videomode));
+ fbi->output_fmt = mmp_modes[0].pix_fmt_out;
+ fb_videomode_to_var(&info->var, &fbi->mode);
+ mmp_path_set_mode(fbi->path, &mmp_modes[0]);
+
+ kfree(videomodes);
+ return videomode_num;
+}
+
+static int fb_info_setup(struct fb_info *info,
+ struct mmpfb_info *fbi)
+{
+ int ret = 0;
+ /* Initialise static fb parameters.*/
+ info->flags = FBINFO_DEFAULT | FBINFO_PARTIAL_PAN_OK |
+ FBINFO_HWACCEL_XPAN | FBINFO_HWACCEL_YPAN;
+ info->node = -1;
+ strcpy(info->fix.id, fbi->name);
+ info->fix.type = FB_TYPE_PACKED_PIXELS;
+ info->fix.type_aux = 0;
+ info->fix.xpanstep = 0;
+ info->fix.ypanstep = info->var.yres;
+ info->fix.ywrapstep = 0;
+ info->fix.accel = FB_ACCEL_NONE;
+ info->fix.smem_start = fbi->fb_start_dma;
+ info->fix.smem_len = fbi->fb_size;
+ info->fix.visual = (fbi->pix_fmt == PIXFMT_PSEUDOCOLOR) ?
+ FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;
+ info->fix.line_length = info->var.xres_virtual *
+ info->var.bits_per_pixel / 8;
+ info->fbops = &mmpfb_ops;
+ info->pseudo_palette = fbi->pseudo_palette;
+ info->screen_buffer = fbi->fb_start;
+ info->screen_size = fbi->fb_size;
+
+ /* For FB framework: Allocate color map and Register framebuffer*/
+ if (fb_alloc_cmap(&info->cmap, 256, 0) < 0)
+ ret = -ENOMEM;
+
+ return ret;
+}
+
+static void fb_info_clear(struct fb_info *info)
+{
+ fb_dealloc_cmap(&info->cmap);
+}
+
+static int mmpfb_probe(struct platform_device *pdev)
+{
+ struct mmp_buffer_driver_mach_info *mi;
+ struct fb_info *info;
+ struct mmpfb_info *fbi;
+ int ret, modes_num;
+
+ mi = pdev->dev.platform_data;
+ if (mi == NULL) {
+ dev_err(&pdev->dev, "no platform data defined\n");
+ return -EINVAL;
+ }
+
+ /* initialize fb */
+ info = framebuffer_alloc(sizeof(struct mmpfb_info), &pdev->dev);
+ if (info == NULL)
+ return -ENOMEM;
+ fbi = info->par;
+
+ /* init fb */
+ fbi->fb_info = info;
+ platform_set_drvdata(pdev, fbi);
+ fbi->dev = &pdev->dev;
+ fbi->name = mi->name;
+ fbi->pix_fmt = mi->default_pixfmt;
+ pixfmt_to_var(&info->var, fbi->pix_fmt);
+ mutex_init(&fbi->access_ok);
+
+ /* get display path by name */
+ fbi->path = mmp_get_path(mi->path_name);
+ if (!fbi->path) {
+ dev_err(&pdev->dev, "can't get the path %s\n", mi->path_name);
+ ret = -EINVAL;
+ goto failed_destroy_mutex;
+ }
+
+ dev_info(fbi->dev, "path %s get\n", fbi->path->name);
+
+ /* get overlay */
+ fbi->overlay = mmp_path_get_overlay(fbi->path, mi->overlay_id);
+ if (!fbi->overlay) {
+ ret = -EINVAL;
+ goto failed_destroy_mutex;
+ }
+ /* set fetch used */
+ mmp_overlay_set_fetch(fbi->overlay, mi->dmafetch_id);
+
+ modes_num = modes_setup(fbi);
+ if (modes_num < 0) {
+ ret = modes_num;
+ goto failed_destroy_mutex;
+ }
+
+ /*
+ * if get modes success, means not hotplug panels, use caculated buffer
+ * or use default size
+ */
+ if (modes_num > 0) {
+ /* fix to 2* yres */
+ info->var.yres_virtual = info->var.yres * 2;
+
+ /* Allocate framebuffer memory: size = modes xy *4 */
+ fbi->fb_size = info->var.xres_virtual * info->var.yres_virtual
+ * info->var.bits_per_pixel / 8;
+ } else {
+ fbi->fb_size = MMPFB_DEFAULT_SIZE;
+ }
+
+ fbi->fb_start = dma_alloc_coherent(&pdev->dev, PAGE_ALIGN(fbi->fb_size),
+ &fbi->fb_start_dma, GFP_KERNEL);
+ if (fbi->fb_start == NULL) {
+ dev_err(&pdev->dev, "can't alloc framebuffer\n");
+ ret = -ENOMEM;
+ goto failed_destroy_mutex;
+ }
+ dev_info(fbi->dev, "fb %dk allocated\n", fbi->fb_size/1024);
+
+ /* fb power on */
+ if (modes_num > 0)
+ mmpfb_power(fbi, 1);
+
+ ret = fb_info_setup(info, fbi);
+ if (ret < 0)
+ goto failed_free_buff;
+
+ ret = register_framebuffer(info);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "Failed to register fb: %d\n", ret);
+ ret = -ENXIO;
+ goto failed_clear_info;
+ }
+
+ dev_info(fbi->dev, "loaded to /dev/fb%d <%s>.\n",
+ info->node, info->fix.id);
+
+#ifdef CONFIG_LOGO
+ if (fbi->fb_start) {
+ fb_prepare_logo(info, 0);
+ fb_show_logo(info, 0);
+ }
+#endif
+
+ return 0;
+
+failed_clear_info:
+ fb_info_clear(info);
+failed_free_buff:
+ dma_free_coherent(&pdev->dev, PAGE_ALIGN(fbi->fb_size), fbi->fb_start,
+ fbi->fb_start_dma);
+failed_destroy_mutex:
+ mutex_destroy(&fbi->access_ok);
+ dev_err(fbi->dev, "mmp-fb: frame buffer device init failed\n");
+
+ framebuffer_release(info);
+
+ return ret;
+}
+
+static struct platform_driver mmpfb_driver = {
+ .driver = {
+ .name = "mmp-fb",
+ },
+ .probe = mmpfb_probe,
+};
+
+static int mmpfb_init(void)
+{
+ return platform_driver_register(&mmpfb_driver);
+}
+module_init(mmpfb_init);
+
+MODULE_AUTHOR("Zhou Zhu <zhou.zhu@marvell.com>");
+MODULE_DESCRIPTION("Framebuffer driver for Marvell displays");
+MODULE_LICENSE("GPL");
diff --git a/drivers/video/fbdev/mmp/fb/mmpfb.h b/drivers/video/fbdev/mmp/fb/mmpfb.h
new file mode 100644
index 000000000..a6111d112
--- /dev/null
+++ b/drivers/video/fbdev/mmp/fb/mmpfb.h
@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * linux/drivers/video/mmp/fb/mmpfb.h
+ * Framebuffer driver for Marvell Display controller.
+ *
+ * Copyright (C) 2012 Marvell Technology Group Ltd.
+ * Authors: Zhou Zhu <zzhu3@marvell.com>
+ */
+
+#ifndef _MMP_FB_H_
+#define _MMP_FB_H_
+
+#include <video/mmp_disp.h>
+#include <linux/fb.h>
+
+/* LCD controller private state. */
+struct mmpfb_info {
+ struct device *dev;
+ int id;
+ const char *name;
+
+ struct fb_info *fb_info;
+ /* basicaly videomode is for output */
+ struct fb_videomode mode;
+ int pix_fmt;
+
+ void *fb_start;
+ int fb_size;
+ dma_addr_t fb_start_dma;
+
+ struct mmp_overlay *overlay;
+ struct mmp_path *path;
+
+ struct mutex access_ok;
+
+ unsigned int pseudo_palette[16];
+ int output_fmt;
+};
+
+#define MMPFB_DEFAULT_SIZE (PAGE_ALIGN(1920 * 1080 * 4 * 2))
+#endif /* _MMP_FB_H_ */
diff --git a/drivers/video/fbdev/mmp/hw/Kconfig b/drivers/video/fbdev/mmp/hw/Kconfig
new file mode 100644
index 000000000..7ebe12509
--- /dev/null
+++ b/drivers/video/fbdev/mmp/hw/Kconfig
@@ -0,0 +1,17 @@
+# SPDX-License-Identifier: GPL-2.0-only
+config MMP_DISP_CONTROLLER
+ bool "mmp display controller hw support"
+ depends on HAVE_CLK && HAS_IOMEM
+ depends on CPU_PXA910 || CPU_MMP2 || COMPILE_TEST
+ help
+ Marvell MMP display hw controller support
+ this controller is used on Marvell PXA910 and
+ MMP2 chips
+
+config MMP_DISP_SPI
+ bool "mmp display controller spi port"
+ depends on MMP_DISP_CONTROLLER && SPI_MASTER
+ default y
+ help
+ Marvell MMP display hw controller spi port support
+ will register as a spi master for panel usage
diff --git a/drivers/video/fbdev/mmp/hw/Makefile b/drivers/video/fbdev/mmp/hw/Makefile
new file mode 100644
index 000000000..5a7c6be70
--- /dev/null
+++ b/drivers/video/fbdev/mmp/hw/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_MMP_DISP_CONTROLLER) += mmp_ctrl.o
+obj-$(CONFIG_MMP_DISP_SPI) += mmp_spi.o
diff --git a/drivers/video/fbdev/mmp/hw/mmp_ctrl.c b/drivers/video/fbdev/mmp/hw/mmp_ctrl.c
new file mode 100644
index 000000000..76b50b6c9
--- /dev/null
+++ b/drivers/video/fbdev/mmp/hw/mmp_ctrl.c
@@ -0,0 +1,581 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * linux/drivers/video/mmp/hw/mmp_ctrl.c
+ * Marvell MMP series Display Controller support
+ *
+ * Copyright (C) 2012 Marvell Technology Group Ltd.
+ * Authors: Guoqing Li <ligq@marvell.com>
+ * Lisa Du <cldu@marvell.com>
+ * Zhou Zhu <zzhu3@marvell.com>
+ */
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/string.h>
+#include <linux/interrupt.h>
+#include <linux/slab.h>
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/vmalloc.h>
+#include <linux/uaccess.h>
+#include <linux/kthread.h>
+#include <linux/io.h>
+
+#include "mmp_ctrl.h"
+
+static irqreturn_t ctrl_handle_irq(int irq, void *dev_id)
+{
+ struct mmphw_ctrl *ctrl = (struct mmphw_ctrl *)dev_id;
+ u32 isr, imask, tmp;
+
+ isr = readl_relaxed(ctrl->reg_base + SPU_IRQ_ISR);
+ imask = readl_relaxed(ctrl->reg_base + SPU_IRQ_ENA);
+
+ do {
+ /* clear clock only */
+ tmp = readl_relaxed(ctrl->reg_base + SPU_IRQ_ISR);
+ if (tmp & isr)
+ writel_relaxed(~isr, ctrl->reg_base + SPU_IRQ_ISR);
+ } while ((isr = readl_relaxed(ctrl->reg_base + SPU_IRQ_ISR)) & imask);
+
+ return IRQ_HANDLED;
+}
+
+static u32 fmt_to_reg(struct mmp_overlay *overlay, int pix_fmt)
+{
+ u32 rbswap = 0, uvswap = 0, yuvswap = 0,
+ csc_en = 0, val = 0,
+ vid = overlay_is_vid(overlay);
+
+ switch (pix_fmt) {
+ case PIXFMT_RGB565:
+ case PIXFMT_RGB1555:
+ case PIXFMT_RGB888PACK:
+ case PIXFMT_RGB888UNPACK:
+ case PIXFMT_RGBA888:
+ rbswap = 1;
+ break;
+ case PIXFMT_VYUY:
+ case PIXFMT_YVU422P:
+ case PIXFMT_YVU420P:
+ uvswap = 1;
+ break;
+ case PIXFMT_YUYV:
+ yuvswap = 1;
+ break;
+ default:
+ break;
+ }
+
+ switch (pix_fmt) {
+ case PIXFMT_RGB565:
+ case PIXFMT_BGR565:
+ break;
+ case PIXFMT_RGB1555:
+ case PIXFMT_BGR1555:
+ val = 0x1;
+ break;
+ case PIXFMT_RGB888PACK:
+ case PIXFMT_BGR888PACK:
+ val = 0x2;
+ break;
+ case PIXFMT_RGB888UNPACK:
+ case PIXFMT_BGR888UNPACK:
+ val = 0x3;
+ break;
+ case PIXFMT_RGBA888:
+ case PIXFMT_BGRA888:
+ val = 0x4;
+ break;
+ case PIXFMT_UYVY:
+ case PIXFMT_VYUY:
+ case PIXFMT_YUYV:
+ val = 0x5;
+ csc_en = 1;
+ break;
+ case PIXFMT_YUV422P:
+ case PIXFMT_YVU422P:
+ val = 0x6;
+ csc_en = 1;
+ break;
+ case PIXFMT_YUV420P:
+ case PIXFMT_YVU420P:
+ val = 0x7;
+ csc_en = 1;
+ break;
+ default:
+ break;
+ }
+
+ return (dma_palette(0) | dma_fmt(vid, val) |
+ dma_swaprb(vid, rbswap) | dma_swapuv(vid, uvswap) |
+ dma_swapyuv(vid, yuvswap) | dma_csc(vid, csc_en));
+}
+
+static void dmafetch_set_fmt(struct mmp_overlay *overlay)
+{
+ u32 tmp;
+ struct mmp_path *path = overlay->path;
+ tmp = readl_relaxed(ctrl_regs(path) + dma_ctrl(0, path->id));
+ tmp &= ~dma_mask(overlay_is_vid(overlay));
+ tmp |= fmt_to_reg(overlay, overlay->win.pix_fmt);
+ writel_relaxed(tmp, ctrl_regs(path) + dma_ctrl(0, path->id));
+}
+
+static void overlay_set_win(struct mmp_overlay *overlay, struct mmp_win *win)
+{
+ struct lcd_regs *regs = path_regs(overlay->path);
+
+ /* assert win supported */
+ memcpy(&overlay->win, win, sizeof(struct mmp_win));
+
+ mutex_lock(&overlay->access_ok);
+
+ if (overlay_is_vid(overlay)) {
+ writel_relaxed(win->pitch[0],
+ (void __iomem *)&regs->v_pitch_yc);
+ writel_relaxed(win->pitch[2] << 16 | win->pitch[1],
+ (void __iomem *)&regs->v_pitch_uv);
+
+ writel_relaxed((win->ysrc << 16) | win->xsrc,
+ (void __iomem *)&regs->v_size);
+ writel_relaxed((win->ydst << 16) | win->xdst,
+ (void __iomem *)&regs->v_size_z);
+ writel_relaxed(win->ypos << 16 | win->xpos,
+ (void __iomem *)&regs->v_start);
+ } else {
+ writel_relaxed(win->pitch[0], (void __iomem *)&regs->g_pitch);
+
+ writel_relaxed((win->ysrc << 16) | win->xsrc,
+ (void __iomem *)&regs->g_size);
+ writel_relaxed((win->ydst << 16) | win->xdst,
+ (void __iomem *)&regs->g_size_z);
+ writel_relaxed(win->ypos << 16 | win->xpos,
+ (void __iomem *)&regs->g_start);
+ }
+
+ dmafetch_set_fmt(overlay);
+ mutex_unlock(&overlay->access_ok);
+}
+
+static void dmafetch_onoff(struct mmp_overlay *overlay, int on)
+{
+ u32 mask = overlay_is_vid(overlay) ? CFG_DMA_ENA_MASK :
+ CFG_GRA_ENA_MASK;
+ u32 enable = overlay_is_vid(overlay) ? CFG_DMA_ENA(1) : CFG_GRA_ENA(1);
+ u32 tmp;
+ struct mmp_path *path = overlay->path;
+
+ mutex_lock(&overlay->access_ok);
+ tmp = readl_relaxed(ctrl_regs(path) + dma_ctrl(0, path->id));
+ tmp &= ~mask;
+ tmp |= (on ? enable : 0);
+ writel(tmp, ctrl_regs(path) + dma_ctrl(0, path->id));
+ mutex_unlock(&overlay->access_ok);
+}
+
+static void path_enabledisable(struct mmp_path *path, int on)
+{
+ u32 tmp;
+ mutex_lock(&path->access_ok);
+ tmp = readl_relaxed(ctrl_regs(path) + LCD_SCLK(path));
+ if (on)
+ tmp &= ~SCLK_DISABLE;
+ else
+ tmp |= SCLK_DISABLE;
+ writel_relaxed(tmp, ctrl_regs(path) + LCD_SCLK(path));
+ mutex_unlock(&path->access_ok);
+}
+
+static void path_onoff(struct mmp_path *path, int on)
+{
+ if (path->status == on) {
+ dev_info(path->dev, "path %s is already %s\n",
+ path->name, stat_name(path->status));
+ return;
+ }
+
+ if (on) {
+ path_enabledisable(path, 1);
+
+ if (path->panel && path->panel->set_onoff)
+ path->panel->set_onoff(path->panel, 1);
+ } else {
+ if (path->panel && path->panel->set_onoff)
+ path->panel->set_onoff(path->panel, 0);
+
+ path_enabledisable(path, 0);
+ }
+ path->status = on;
+}
+
+static void overlay_set_onoff(struct mmp_overlay *overlay, int on)
+{
+ if (overlay->status == on) {
+ dev_info(overlay_to_ctrl(overlay)->dev, "overlay %s is already %s\n",
+ overlay->path->name, stat_name(overlay->status));
+ return;
+ }
+ overlay->status = on;
+ dmafetch_onoff(overlay, on);
+ if (overlay->path->ops.check_status(overlay->path)
+ != overlay->path->status)
+ path_onoff(overlay->path, on);
+}
+
+static void overlay_set_fetch(struct mmp_overlay *overlay, int fetch_id)
+{
+ overlay->dmafetch_id = fetch_id;
+}
+
+static int overlay_set_addr(struct mmp_overlay *overlay, struct mmp_addr *addr)
+{
+ struct lcd_regs *regs = path_regs(overlay->path);
+
+ /* FIXME: assert addr supported */
+ memcpy(&overlay->addr, addr, sizeof(struct mmp_addr));
+
+ if (overlay_is_vid(overlay)) {
+ writel_relaxed(addr->phys[0], (void __iomem *)&regs->v_y0);
+ writel_relaxed(addr->phys[1], (void __iomem *)&regs->v_u0);
+ writel_relaxed(addr->phys[2], (void __iomem *)&regs->v_v0);
+ } else
+ writel_relaxed(addr->phys[0], (void __iomem *)&regs->g_0);
+
+ return overlay->addr.phys[0];
+}
+
+static void path_set_mode(struct mmp_path *path, struct mmp_mode *mode)
+{
+ struct lcd_regs *regs = path_regs(path);
+ u32 total_x, total_y, vsync_ctrl, tmp, sclk_src, sclk_div,
+ link_config = path_to_path_plat(path)->link_config,
+ dsi_rbswap = path_to_path_plat(path)->link_config;
+
+ /* FIXME: assert videomode supported */
+ memcpy(&path->mode, mode, sizeof(struct mmp_mode));
+
+ mutex_lock(&path->access_ok);
+
+ /* polarity of timing signals */
+ tmp = readl_relaxed(ctrl_regs(path) + intf_ctrl(path->id)) & 0x1;
+ tmp |= mode->vsync_invert ? 0 : 0x8;
+ tmp |= mode->hsync_invert ? 0 : 0x4;
+ tmp |= link_config & CFG_DUMBMODE_MASK;
+ tmp |= CFG_DUMB_ENA(1);
+ writel_relaxed(tmp, ctrl_regs(path) + intf_ctrl(path->id));
+
+ /* interface rb_swap setting */
+ tmp = readl_relaxed(ctrl_regs(path) + intf_rbswap_ctrl(path->id)) &
+ (~(CFG_INTFRBSWAP_MASK));
+ tmp |= dsi_rbswap & CFG_INTFRBSWAP_MASK;
+ writel_relaxed(tmp, ctrl_regs(path) + intf_rbswap_ctrl(path->id));
+
+ writel_relaxed((mode->yres << 16) | mode->xres,
+ (void __iomem *)&regs->screen_active);
+ writel_relaxed((mode->left_margin << 16) | mode->right_margin,
+ (void __iomem *)&regs->screen_h_porch);
+ writel_relaxed((mode->upper_margin << 16) | mode->lower_margin,
+ (void __iomem *)&regs->screen_v_porch);
+ total_x = mode->xres + mode->left_margin + mode->right_margin +
+ mode->hsync_len;
+ total_y = mode->yres + mode->upper_margin + mode->lower_margin +
+ mode->vsync_len;
+ writel_relaxed((total_y << 16) | total_x,
+ (void __iomem *)&regs->screen_size);
+
+ /* vsync ctrl */
+ if (path->output_type == PATH_OUT_DSI)
+ vsync_ctrl = 0x01330133;
+ else
+ vsync_ctrl = ((mode->xres + mode->right_margin) << 16)
+ | (mode->xres + mode->right_margin);
+ writel_relaxed(vsync_ctrl, (void __iomem *)&regs->vsync_ctrl);
+
+ /* set pixclock div */
+ sclk_src = clk_get_rate(path_to_ctrl(path)->clk);
+ sclk_div = sclk_src / mode->pixclock_freq;
+ if (sclk_div * mode->pixclock_freq < sclk_src)
+ sclk_div++;
+
+ dev_info(path->dev, "%s sclk_src %d sclk_div 0x%x pclk %d\n",
+ __func__, sclk_src, sclk_div, mode->pixclock_freq);
+
+ tmp = readl_relaxed(ctrl_regs(path) + LCD_SCLK(path));
+ tmp &= ~CLK_INT_DIV_MASK;
+ tmp |= sclk_div;
+ writel_relaxed(tmp, ctrl_regs(path) + LCD_SCLK(path));
+
+ mutex_unlock(&path->access_ok);
+}
+
+static struct mmp_overlay_ops mmphw_overlay_ops = {
+ .set_fetch = overlay_set_fetch,
+ .set_onoff = overlay_set_onoff,
+ .set_win = overlay_set_win,
+ .set_addr = overlay_set_addr,
+};
+
+static void ctrl_set_default(struct mmphw_ctrl *ctrl)
+{
+ u32 tmp, irq_mask;
+
+ /*
+ * LCD Global control(LCD_TOP_CTRL) should be configed before
+ * any other LCD registers read/write, or there maybe issues.
+ */
+ tmp = readl_relaxed(ctrl->reg_base + LCD_TOP_CTRL);
+ tmp |= 0xfff0;
+ writel_relaxed(tmp, ctrl->reg_base + LCD_TOP_CTRL);
+
+
+ /* disable all interrupts */
+ irq_mask = path_imasks(0) | err_imask(0) |
+ path_imasks(1) | err_imask(1);
+ tmp = readl_relaxed(ctrl->reg_base + SPU_IRQ_ENA);
+ tmp &= ~irq_mask;
+ tmp |= irq_mask;
+ writel_relaxed(tmp, ctrl->reg_base + SPU_IRQ_ENA);
+}
+
+static void path_set_default(struct mmp_path *path)
+{
+ struct lcd_regs *regs = path_regs(path);
+ u32 dma_ctrl1, mask, tmp, path_config;
+
+ path_config = path_to_path_plat(path)->path_config;
+
+ /* Configure IOPAD: should be parallel only */
+ if (PATH_OUT_PARALLEL == path->output_type) {
+ mask = CFG_IOPADMODE_MASK | CFG_BURST_MASK | CFG_BOUNDARY_MASK;
+ tmp = readl_relaxed(ctrl_regs(path) + SPU_IOPAD_CONTROL);
+ tmp &= ~mask;
+ tmp |= path_config;
+ writel_relaxed(tmp, ctrl_regs(path) + SPU_IOPAD_CONTROL);
+ }
+
+ /* Select path clock source */
+ tmp = readl_relaxed(ctrl_regs(path) + LCD_SCLK(path));
+ tmp &= ~SCLK_SRC_SEL_MASK;
+ tmp |= path_config;
+ writel_relaxed(tmp, ctrl_regs(path) + LCD_SCLK(path));
+
+ /*
+ * Configure default bits: vsync triggers DMA,
+ * power save enable, configure alpha registers to
+ * display 100% graphics, and set pixel command.
+ */
+ dma_ctrl1 = 0x2032ff81;
+
+ dma_ctrl1 |= CFG_VSYNC_INV_MASK;
+ writel_relaxed(dma_ctrl1, ctrl_regs(path) + dma_ctrl(1, path->id));
+
+ /* Configure default register values */
+ writel_relaxed(0x00000000, (void __iomem *)&regs->blank_color);
+ writel_relaxed(0x00000000, (void __iomem *)&regs->g_1);
+ writel_relaxed(0x00000000, (void __iomem *)&regs->g_start);
+
+ /*
+ * 1.enable multiple burst request in DMA AXI
+ * bus arbiter for faster read if not tv path;
+ * 2.enable horizontal smooth filter;
+ */
+ mask = CFG_GRA_HSMOOTH_MASK | CFG_DMA_HSMOOTH_MASK | CFG_ARBFAST_ENA(1);
+ tmp = readl_relaxed(ctrl_regs(path) + dma_ctrl(0, path->id));
+ tmp |= mask;
+ if (PATH_TV == path->id)
+ tmp &= ~CFG_ARBFAST_ENA(1);
+ writel_relaxed(tmp, ctrl_regs(path) + dma_ctrl(0, path->id));
+}
+
+static int path_init(struct mmphw_path_plat *path_plat,
+ struct mmp_mach_path_config *config)
+{
+ struct mmphw_ctrl *ctrl = path_plat->ctrl;
+ struct mmp_path_info *path_info;
+ struct mmp_path *path = NULL;
+
+ dev_info(ctrl->dev, "%s: %s\n", __func__, config->name);
+
+ /* init driver data */
+ path_info = kzalloc(sizeof(*path_info), GFP_KERNEL);
+ if (!path_info)
+ return 0;
+
+ path_info->name = config->name;
+ path_info->id = path_plat->id;
+ path_info->dev = ctrl->dev;
+ path_info->overlay_num = config->overlay_num;
+ path_info->overlay_ops = &mmphw_overlay_ops;
+ path_info->set_mode = path_set_mode;
+ path_info->plat_data = path_plat;
+
+ /* create/register platform device */
+ path = mmp_register_path(path_info);
+ if (!path) {
+ kfree(path_info);
+ return 0;
+ }
+ path_plat->path = path;
+ path_plat->path_config = config->path_config;
+ path_plat->link_config = config->link_config;
+ path_plat->dsi_rbswap = config->dsi_rbswap;
+ path_set_default(path);
+
+ kfree(path_info);
+ return 1;
+}
+
+static void path_deinit(struct mmphw_path_plat *path_plat)
+{
+ if (!path_plat)
+ return;
+
+ mmp_unregister_path(path_plat->path);
+}
+
+static int mmphw_probe(struct platform_device *pdev)
+{
+ struct mmp_mach_plat_info *mi;
+ struct resource *res;
+ int ret, i, irq;
+ struct mmphw_path_plat *path_plat;
+ struct mmphw_ctrl *ctrl = NULL;
+
+ /* get resources from platform data */
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (res == NULL) {
+ dev_err(&pdev->dev, "%s: no IO memory defined\n", __func__);
+ ret = -ENOENT;
+ goto failed;
+ }
+
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0) {
+ ret = -ENOENT;
+ goto failed;
+ }
+
+ /* get configs from platform data */
+ mi = pdev->dev.platform_data;
+ if (mi == NULL || !mi->path_num || !mi->paths) {
+ dev_err(&pdev->dev, "%s: no platform data defined\n", __func__);
+ ret = -EINVAL;
+ goto failed;
+ }
+
+ /* allocate */
+ ctrl = devm_kzalloc(&pdev->dev,
+ struct_size(ctrl, path_plats, mi->path_num),
+ GFP_KERNEL);
+ if (!ctrl) {
+ ret = -ENOMEM;
+ goto failed;
+ }
+
+ ctrl->name = mi->name;
+ ctrl->path_num = mi->path_num;
+ ctrl->dev = &pdev->dev;
+ ctrl->irq = irq;
+ platform_set_drvdata(pdev, ctrl);
+ mutex_init(&ctrl->access_ok);
+
+ /* map registers.*/
+ if (!devm_request_mem_region(ctrl->dev, res->start,
+ resource_size(res), ctrl->name)) {
+ dev_err(ctrl->dev,
+ "can't request region for resource %pR\n", res);
+ ret = -EINVAL;
+ goto failed;
+ }
+
+ ctrl->reg_base = devm_ioremap(ctrl->dev,
+ res->start, resource_size(res));
+ if (ctrl->reg_base == NULL) {
+ dev_err(ctrl->dev, "%s: res %pR map failed\n", __func__, res);
+ ret = -ENOMEM;
+ goto failed;
+ }
+
+ /* request irq */
+ ret = devm_request_irq(ctrl->dev, ctrl->irq, ctrl_handle_irq,
+ IRQF_SHARED, "lcd_controller", ctrl);
+ if (ret < 0) {
+ dev_err(ctrl->dev, "%s unable to request IRQ %d\n",
+ __func__, ctrl->irq);
+ ret = -ENXIO;
+ goto failed;
+ }
+
+ /* get clock */
+ ctrl->clk = devm_clk_get(ctrl->dev, mi->clk_name);
+ if (IS_ERR(ctrl->clk)) {
+ ret = PTR_ERR(ctrl->clk);
+ dev_err_probe(ctrl->dev, ret,
+ "unable to get clk %s\n", mi->clk_name);
+ goto failed;
+ }
+ ret = clk_prepare_enable(ctrl->clk);
+ if (ret)
+ goto failed;
+
+ /* init global regs */
+ ctrl_set_default(ctrl);
+
+ /* init pathes from machine info and register them */
+ for (i = 0; i < ctrl->path_num; i++) {
+ /* get from config and machine info */
+ path_plat = &ctrl->path_plats[i];
+ path_plat->id = i;
+ path_plat->ctrl = ctrl;
+
+ /* path init */
+ if (!path_init(path_plat, &mi->paths[i])) {
+ ret = -EINVAL;
+ goto failed_path_init;
+ }
+ }
+
+#ifdef CONFIG_MMP_DISP_SPI
+ ret = lcd_spi_register(ctrl);
+ if (ret < 0)
+ goto failed_path_init;
+#endif
+
+ dev_info(ctrl->dev, "device init done\n");
+
+ return 0;
+
+failed_path_init:
+ for (i = 0; i < ctrl->path_num; i++) {
+ path_plat = &ctrl->path_plats[i];
+ path_deinit(path_plat);
+ }
+
+ clk_disable_unprepare(ctrl->clk);
+failed:
+ dev_err(&pdev->dev, "device init failed\n");
+
+ return ret;
+}
+
+static struct platform_driver mmphw_driver = {
+ .driver = {
+ .name = "mmp-disp",
+ },
+ .probe = mmphw_probe,
+};
+
+static int mmphw_init(void)
+{
+ return platform_driver_register(&mmphw_driver);
+}
+module_init(mmphw_init);
+
+MODULE_AUTHOR("Li Guoqing<ligq@marvell.com>");
+MODULE_DESCRIPTION("Framebuffer driver for mmp");
+MODULE_LICENSE("GPL");
diff --git a/drivers/video/fbdev/mmp/hw/mmp_ctrl.h b/drivers/video/fbdev/mmp/hw/mmp_ctrl.h
new file mode 100644
index 000000000..167585a88
--- /dev/null
+++ b/drivers/video/fbdev/mmp/hw/mmp_ctrl.h
@@ -0,0 +1,1456 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * drivers/video/mmp/hw/mmp_ctrl.h
+ *
+ * Copyright (C) 2012 Marvell Technology Group Ltd.
+ * Authors: Guoqing Li <ligq@marvell.com>
+ * Lisa Du <cldu@marvell.com>
+ * Zhou Zhu <zzhu3@marvell.com>
+ */
+
+#ifndef _MMP_CTRL_H_
+#define _MMP_CTRL_H_
+
+#include <video/mmp_disp.h>
+
+/* ------------< LCD register >------------ */
+struct lcd_regs {
+/* TV patch register for MMP2 */
+/* 32 bit TV Video Frame0 Y Starting Address */
+#define LCD_TVD_START_ADDR_Y0 (0x0000)
+/* 32 bit TV Video Frame0 U Starting Address */
+#define LCD_TVD_START_ADDR_U0 (0x0004)
+/* 32 bit TV Video Frame0 V Starting Address */
+#define LCD_TVD_START_ADDR_V0 (0x0008)
+/* 32 bit TV Video Frame0 Command Starting Address */
+#define LCD_TVD_START_ADDR_C0 (0x000C)
+/* 32 bit TV Video Frame1 Y Starting Address Register*/
+#define LCD_TVD_START_ADDR_Y1 (0x0010)
+/* 32 bit TV Video Frame1 U Starting Address Register*/
+#define LCD_TVD_START_ADDR_U1 (0x0014)
+/* 32 bit TV Video Frame1 V Starting Address Register*/
+#define LCD_TVD_START_ADDR_V1 (0x0018)
+/* 32 bit TV Video Frame1 Command Starting Address Register*/
+#define LCD_TVD_START_ADDR_C1 (0x001C)
+/* 32 bit TV Video Y andC Line Length(Pitch)Register*/
+#define LCD_TVD_PITCH_YC (0x0020)
+/* 32 bit TV Video U andV Line Length(Pitch)Register*/
+#define LCD_TVD_PITCH_UV (0x0024)
+/* 32 bit TV Video Starting Point on Screen Register*/
+#define LCD_TVD_OVSA_HPXL_VLN (0x0028)
+/* 32 bit TV Video Source Size Register*/
+#define LCD_TVD_HPXL_VLN (0x002C)
+/* 32 bit TV Video Destination Size (After Zooming)Register*/
+#define LCD_TVDZM_HPXL_VLN (0x0030)
+ u32 v_y0;
+ u32 v_u0;
+ u32 v_v0;
+ u32 v_c0;
+ u32 v_y1;
+ u32 v_u1;
+ u32 v_v1;
+ u32 v_c1;
+ u32 v_pitch_yc; /* Video Y and C Line Length (Pitch) */
+ u32 v_pitch_uv; /* Video U and V Line Length (Pitch) */
+ u32 v_start; /* Video Starting Point on Screen */
+ u32 v_size; /* Video Source Size */
+ u32 v_size_z; /* Video Destination Size (After Zooming) */
+
+/* 32 bit TV Graphic Frame 0 Starting Address Register*/
+#define LCD_TVG_START_ADDR0 (0x0034)
+/* 32 bit TV Graphic Frame 1 Starting Address Register*/
+#define LCD_TVG_START_ADDR1 (0x0038)
+/* 32 bit TV Graphic Line Length(Pitch)Register*/
+#define LCD_TVG_PITCH (0x003C)
+/* 32 bit TV Graphic Starting Point on Screen Register*/
+#define LCD_TVG_OVSA_HPXL_VLN (0x0040)
+/* 32 bit TV Graphic Source Size Register*/
+#define LCD_TVG_HPXL_VLN (0x0044)
+/* 32 bit TV Graphic Destination size (after Zooming)Register*/
+#define LCD_TVGZM_HPXL_VLN (0x0048)
+ u32 g_0; /* Graphic Frame 0/1 Starting Address */
+ u32 g_1;
+ u32 g_pitch; /* Graphic Line Length (Pitch) */
+ u32 g_start; /* Graphic Starting Point on Screen */
+ u32 g_size; /* Graphic Source Size */
+ u32 g_size_z; /* Graphic Destination Size (After Zooming) */
+
+/* 32 bit TV Hardware Cursor Starting Point on screen Register*/
+#define LCD_TVC_OVSA_HPXL_VLN (0x004C)
+/* 32 bit TV Hardware Cursor Size Register */
+#define LCD_TVC_HPXL_VLN (0x0050)
+ u32 hc_start; /* Hardware Cursor */
+ u32 hc_size; /* Hardware Cursor */
+
+/* 32 bit TV Total Screen Size Register*/
+#define LCD_TV_V_H_TOTAL (0x0054)
+/* 32 bit TV Screen Active Size Register*/
+#define LCD_TV_V_H_ACTIVE (0x0058)
+/* 32 bit TV Screen Horizontal Porch Register*/
+#define LCD_TV_H_PORCH (0x005C)
+/* 32 bit TV Screen Vertical Porch Register*/
+#define LCD_TV_V_PORCH (0x0060)
+ u32 screen_size; /* Screen Total Size */
+ u32 screen_active; /* Screen Active Size */
+ u32 screen_h_porch; /* Screen Horizontal Porch */
+ u32 screen_v_porch; /* Screen Vertical Porch */
+
+/* 32 bit TV Screen Blank Color Register*/
+#define LCD_TV_BLANKCOLOR (0x0064)
+/* 32 bit TV Hardware Cursor Color1 Register*/
+#define LCD_TV_ALPHA_COLOR1 (0x0068)
+/* 32 bit TV Hardware Cursor Color2 Register*/
+#define LCD_TV_ALPHA_COLOR2 (0x006C)
+ u32 blank_color; /* Screen Blank Color */
+ u32 hc_Alpha_color1; /* Hardware Cursor Color1 */
+ u32 hc_Alpha_color2; /* Hardware Cursor Color2 */
+
+/* 32 bit TV Video Y Color Key Control*/
+#define LCD_TV_COLORKEY_Y (0x0070)
+/* 32 bit TV Video U Color Key Control*/
+#define LCD_TV_COLORKEY_U (0x0074)
+/* 32 bit TV Video V Color Key Control*/
+#define LCD_TV_COLORKEY_V (0x0078)
+ u32 v_colorkey_y; /* Video Y Color Key Control */
+ u32 v_colorkey_u; /* Video U Color Key Control */
+ u32 v_colorkey_v; /* Video V Color Key Control */
+
+/* 32 bit TV VSYNC PulsePixel Edge Control Register*/
+#define LCD_TV_SEPXLCNT (0x007C)
+ u32 vsync_ctrl; /* VSYNC PulsePixel Edge Control */
+};
+
+#define intf_ctrl(id) ((id) ? (((id) & 1) ? LCD_TVIF_CTRL : \
+ LCD_DUMB2_CTRL) : LCD_SPU_DUMB_CTRL)
+#define dma_ctrl0(id) ((id) ? (((id) & 1) ? LCD_TV_CTRL0 : \
+ LCD_PN2_CTRL0) : LCD_SPU_DMA_CTRL0)
+#define dma_ctrl1(id) ((id) ? (((id) & 1) ? LCD_TV_CTRL1 : \
+ LCD_PN2_CTRL1) : LCD_SPU_DMA_CTRL1)
+#define dma_ctrl(ctrl1, id) (ctrl1 ? dma_ctrl1(id) : dma_ctrl0(id))
+
+/* 32 bit TV Path DMA Control 0*/
+#define LCD_TV_CTRL0 (0x0080)
+/* 32 bit TV Path DMA Control 1*/
+#define LCD_TV_CTRL1 (0x0084)
+/* 32 bit TV Path Video Contrast*/
+#define LCD_TV_CONTRAST (0x0088)
+/* 32 bit TV Path Video Saturation*/
+#define LCD_TV_SATURATION (0x008C)
+/* 32 bit TV Path Video Hue Adjust*/
+#define LCD_TV_CBSH_HUE (0x0090)
+/* 32 bit TV Path TVIF Control Register */
+#define LCD_TVIF_CTRL (0x0094)
+#define TV_VBLNK_VALID_EN (1 << 12)
+
+/* 32 bit TV Path I/O Pad Control*/
+#define LCD_TVIOPAD_CTRL (0x0098)
+/* 32 bit TV Path Cloc Divider */
+#define LCD_TCLK_DIV (0x009C)
+
+#define LCD_SCLK(path) ((PATH_PN == path->id) ? LCD_CFG_SCLK_DIV :\
+ ((PATH_TV == path->id) ? LCD_TCLK_DIV : LCD_PN2_SCLK_DIV))
+#define intf_rbswap_ctrl(id) ((id) ? (((id) & 1) ? LCD_TVIF_CTRL : \
+ PN2_IOPAD_CONTROL) : LCD_TOP_CTRL)
+
+/* dither configure */
+#define LCD_DITHER_CTRL (0x00A0)
+
+#define DITHER_TBL_INDEX_SEL(s) ((s) << 16)
+#define DITHER_MODE2(m) ((m) << 12)
+#define DITHER_MODE2_SHIFT (12)
+#define DITHER_4X8_EN2 (1 << 9)
+#define DITHER_4X8_EN2_SHIFT (9)
+#define DITHER_EN2 (1 << 8)
+#define DITHER_MODE1(m) ((m) << 4)
+#define DITHER_MODE1_SHIFT (4)
+#define DITHER_4X8_EN1 (1 << 1)
+#define DITHER_4X8_EN1_SHIFT (1)
+#define DITHER_EN1 (1)
+
+/* dither table data was fixed by video bpp of input and output*/
+#define DITHER_TB_4X4_INDEX0 (0x3b19f7d5)
+#define DITHER_TB_4X4_INDEX1 (0x082ac4e6)
+#define DITHER_TB_4X8_INDEX0 (0xf7d508e6)
+#define DITHER_TB_4X8_INDEX1 (0x3b194c2a)
+#define DITHER_TB_4X8_INDEX2 (0xc4e6d5f7)
+#define DITHER_TB_4X8_INDEX3 (0x082a193b)
+#define LCD_DITHER_TBL_DATA (0x00A4)
+
+/* Video Frame 0&1 start address registers */
+#define LCD_SPU_DMA_START_ADDR_Y0 0x00C0
+#define LCD_SPU_DMA_START_ADDR_U0 0x00C4
+#define LCD_SPU_DMA_START_ADDR_V0 0x00C8
+#define LCD_CFG_DMA_START_ADDR_0 0x00CC /* Cmd address */
+#define LCD_SPU_DMA_START_ADDR_Y1 0x00D0
+#define LCD_SPU_DMA_START_ADDR_U1 0x00D4
+#define LCD_SPU_DMA_START_ADDR_V1 0x00D8
+#define LCD_CFG_DMA_START_ADDR_1 0x00DC /* Cmd address */
+
+/* YC & UV Pitch */
+#define LCD_SPU_DMA_PITCH_YC 0x00E0
+#define SPU_DMA_PITCH_C(c) ((c)<<16)
+#define SPU_DMA_PITCH_Y(y) (y)
+#define LCD_SPU_DMA_PITCH_UV 0x00E4
+#define SPU_DMA_PITCH_V(v) ((v)<<16)
+#define SPU_DMA_PITCH_U(u) (u)
+
+/* Video Starting Point on Screen Register */
+#define LCD_SPUT_DMA_OVSA_HPXL_VLN 0x00E8
+#define CFG_DMA_OVSA_VLN(y) ((y)<<16) /* 0~0xfff */
+#define CFG_DMA_OVSA_HPXL(x) (x) /* 0~0xfff */
+
+/* Video Size Register */
+#define LCD_SPU_DMA_HPXL_VLN 0x00EC
+#define CFG_DMA_VLN(y) ((y)<<16)
+#define CFG_DMA_HPXL(x) (x)
+
+/* Video Size After zooming Register */
+#define LCD_SPU_DZM_HPXL_VLN 0x00F0
+#define CFG_DZM_VLN(y) ((y)<<16)
+#define CFG_DZM_HPXL(x) (x)
+
+/* Graphic Frame 0&1 Starting Address Register */
+#define LCD_CFG_GRA_START_ADDR0 0x00F4
+#define LCD_CFG_GRA_START_ADDR1 0x00F8
+
+/* Graphic Frame Pitch */
+#define LCD_CFG_GRA_PITCH 0x00FC
+
+/* Graphic Starting Point on Screen Register */
+#define LCD_SPU_GRA_OVSA_HPXL_VLN 0x0100
+#define CFG_GRA_OVSA_VLN(y) ((y)<<16)
+#define CFG_GRA_OVSA_HPXL(x) (x)
+
+/* Graphic Size Register */
+#define LCD_SPU_GRA_HPXL_VLN 0x0104
+#define CFG_GRA_VLN(y) ((y)<<16)
+#define CFG_GRA_HPXL(x) (x)
+
+/* Graphic Size after Zooming Register */
+#define LCD_SPU_GZM_HPXL_VLN 0x0108
+#define CFG_GZM_VLN(y) ((y)<<16)
+#define CFG_GZM_HPXL(x) (x)
+
+/* HW Cursor Starting Point on Screen Register */
+#define LCD_SPU_HWC_OVSA_HPXL_VLN 0x010C
+#define CFG_HWC_OVSA_VLN(y) ((y)<<16)
+#define CFG_HWC_OVSA_HPXL(x) (x)
+
+/* HW Cursor Size */
+#define LCD_SPU_HWC_HPXL_VLN 0x0110
+#define CFG_HWC_VLN(y) ((y)<<16)
+#define CFG_HWC_HPXL(x) (x)
+
+/* Total Screen Size Register */
+#define LCD_SPUT_V_H_TOTAL 0x0114
+#define CFG_V_TOTAL(y) ((y)<<16)
+#define CFG_H_TOTAL(x) (x)
+
+/* Total Screen Active Size Register */
+#define LCD_SPU_V_H_ACTIVE 0x0118
+#define CFG_V_ACTIVE(y) ((y)<<16)
+#define CFG_H_ACTIVE(x) (x)
+
+/* Screen H&V Porch Register */
+#define LCD_SPU_H_PORCH 0x011C
+#define CFG_H_BACK_PORCH(b) ((b)<<16)
+#define CFG_H_FRONT_PORCH(f) (f)
+#define LCD_SPU_V_PORCH 0x0120
+#define CFG_V_BACK_PORCH(b) ((b)<<16)
+#define CFG_V_FRONT_PORCH(f) (f)
+
+/* Screen Blank Color Register */
+#define LCD_SPU_BLANKCOLOR 0x0124
+#define CFG_BLANKCOLOR_MASK 0x00FFFFFF
+#define CFG_BLANKCOLOR_R_MASK 0x000000FF
+#define CFG_BLANKCOLOR_G_MASK 0x0000FF00
+#define CFG_BLANKCOLOR_B_MASK 0x00FF0000
+
+/* HW Cursor Color 1&2 Register */
+#define LCD_SPU_ALPHA_COLOR1 0x0128
+#define CFG_HWC_COLOR1 0x00FFFFFF
+#define CFG_HWC_COLOR1_R(red) ((red)<<16)
+#define CFG_HWC_COLOR1_G(green) ((green)<<8)
+#define CFG_HWC_COLOR1_B(blue) (blue)
+#define CFG_HWC_COLOR1_R_MASK 0x000000FF
+#define CFG_HWC_COLOR1_G_MASK 0x0000FF00
+#define CFG_HWC_COLOR1_B_MASK 0x00FF0000
+#define LCD_SPU_ALPHA_COLOR2 0x012C
+#define CFG_HWC_COLOR2 0x00FFFFFF
+#define CFG_HWC_COLOR2_R_MASK 0x000000FF
+#define CFG_HWC_COLOR2_G_MASK 0x0000FF00
+#define CFG_HWC_COLOR2_B_MASK 0x00FF0000
+
+/* Video YUV Color Key Control */
+#define LCD_SPU_COLORKEY_Y 0x0130
+#define CFG_CKEY_Y2(y2) ((y2)<<24)
+#define CFG_CKEY_Y2_MASK 0xFF000000
+#define CFG_CKEY_Y1(y1) ((y1)<<16)
+#define CFG_CKEY_Y1_MASK 0x00FF0000
+#define CFG_CKEY_Y(y) ((y)<<8)
+#define CFG_CKEY_Y_MASK 0x0000FF00
+#define CFG_ALPHA_Y(y) (y)
+#define CFG_ALPHA_Y_MASK 0x000000FF
+#define LCD_SPU_COLORKEY_U 0x0134
+#define CFG_CKEY_U2(u2) ((u2)<<24)
+#define CFG_CKEY_U2_MASK 0xFF000000
+#define CFG_CKEY_U1(u1) ((u1)<<16)
+#define CFG_CKEY_U1_MASK 0x00FF0000
+#define CFG_CKEY_U(u) ((u)<<8)
+#define CFG_CKEY_U_MASK 0x0000FF00
+#define CFG_ALPHA_U(u) (u)
+#define CFG_ALPHA_U_MASK 0x000000FF
+#define LCD_SPU_COLORKEY_V 0x0138
+#define CFG_CKEY_V2(v2) ((v2)<<24)
+#define CFG_CKEY_V2_MASK 0xFF000000
+#define CFG_CKEY_V1(v1) ((v1)<<16)
+#define CFG_CKEY_V1_MASK 0x00FF0000
+#define CFG_CKEY_V(v) ((v)<<8)
+#define CFG_CKEY_V_MASK 0x0000FF00
+#define CFG_ALPHA_V(v) (v)
+#define CFG_ALPHA_V_MASK 0x000000FF
+
+/* Graphics/Video DMA color key enable bits in LCD_TV_CTRL1 */
+#define CFG_CKEY_GRA 0x2
+#define CFG_CKEY_DMA 0x1
+
+/* Interlace mode enable bits in LCD_TV_CTRL1 */
+#define CFG_TV_INTERLACE_EN (1 << 22)
+#define CFG_TV_NIB (1 << 0)
+
+#define LCD_PN_SEPXLCNT 0x013c /* MMP2 */
+
+/* SPI Read Data Register */
+#define LCD_SPU_SPI_RXDATA 0x0140
+
+/* Smart Panel Read Data Register */
+#define LCD_SPU_ISA_RSDATA 0x0144
+#define ISA_RXDATA_16BIT_1_DATA_MASK 0x000000FF
+#define ISA_RXDATA_16BIT_2_DATA_MASK 0x0000FF00
+#define ISA_RXDATA_16BIT_3_DATA_MASK 0x00FF0000
+#define ISA_RXDATA_16BIT_4_DATA_MASK 0xFF000000
+#define ISA_RXDATA_32BIT_1_DATA_MASK 0x00FFFFFF
+
+#define LCD_SPU_DBG_ISA (0x0148) /* TTC */
+#define LCD_SPU_DMAVLD_YC (0x014C)
+#define LCD_SPU_DMAVLD_UV (0x0150)
+#define LCD_SPU_DMAVLD_UVSPU_GRAVLD (0x0154)
+
+#define LCD_READ_IOPAD (0x0148) /* MMP2*/
+#define LCD_DMAVLD_YC (0x014C)
+#define LCD_DMAVLD_UV (0x0150)
+#define LCD_TVGGRAVLD_HLEN (0x0154)
+
+/* HWC SRAM Read Data Register */
+#define LCD_SPU_HWC_RDDAT 0x0158
+
+/* Gamma Table SRAM Read Data Register */
+#define LCD_SPU_GAMMA_RDDAT 0x015c
+#define CFG_GAMMA_RDDAT_MASK 0x000000FF
+
+/* Palette Table SRAM Read Data Register */
+#define LCD_SPU_PALETTE_RDDAT 0x0160
+#define CFG_PALETTE_RDDAT_MASK 0x00FFFFFF
+
+#define LCD_SPU_DBG_DMATOP (0x0164) /* TTC */
+#define LCD_SPU_DBG_GRATOP (0x0168)
+#define LCD_SPU_DBG_TXCTRL (0x016C)
+#define LCD_SPU_DBG_SLVTOP (0x0170)
+#define LCD_SPU_DBG_MUXTOP (0x0174)
+
+#define LCD_SLV_DBG (0x0164) /* MMP2 */
+#define LCD_TVDVLD_YC (0x0168)
+#define LCD_TVDVLD_UV (0x016C)
+#define LCD_TVC_RDDAT (0x0170)
+#define LCD_TV_GAMMA_RDDAT (0x0174)
+
+/* I/O Pads Input Read Only Register */
+#define LCD_SPU_IOPAD_IN 0x0178
+#define CFG_IOPAD_IN_MASK 0x0FFFFFFF
+
+#define LCD_TV_PALETTE_RDDAT (0x0178) /* MMP2 */
+
+/* Reserved Read Only Registers */
+#define LCD_CFG_RDREG5F 0x017C
+#define IRE_FRAME_CNT_MASK 0x000000C0
+#define IPE_FRAME_CNT_MASK 0x00000030
+#define GRA_FRAME_CNT_MASK 0x0000000C /* Graphic */
+#define DMA_FRAME_CNT_MASK 0x00000003 /* Video */
+
+#define LCD_FRAME_CNT (0x017C) /* MMP2 */
+
+/* SPI Control Register. */
+#define LCD_SPU_SPI_CTRL 0x0180
+#define CFG_SCLKCNT(div) ((div)<<24) /* 0xFF~0x2 */
+#define CFG_SCLKCNT_MASK 0xFF000000
+#define CFG_RXBITS(rx) (((rx) - 1)<<16) /* 0x1F~0x1 */
+#define CFG_RXBITS_MASK 0x00FF0000
+#define CFG_TXBITS(tx) (((tx) - 1)<<8) /* 0x1F~0x1 */
+#define CFG_TXBITS_MASK 0x0000FF00
+#define CFG_CLKINV(clk) ((clk)<<7)
+#define CFG_CLKINV_MASK 0x00000080
+#define CFG_KEEPXFER(transfer) ((transfer)<<6)
+#define CFG_KEEPXFER_MASK 0x00000040
+#define CFG_RXBITSTO0(rx) ((rx)<<5)
+#define CFG_RXBITSTO0_MASK 0x00000020
+#define CFG_TXBITSTO0(tx) ((tx)<<4)
+#define CFG_TXBITSTO0_MASK 0x00000010
+#define CFG_SPI_ENA(spi) ((spi)<<3)
+#define CFG_SPI_ENA_MASK 0x00000008
+#define CFG_SPI_SEL(spi) ((spi)<<2)
+#define CFG_SPI_SEL_MASK 0x00000004
+#define CFG_SPI_3W4WB(wire) ((wire)<<1)
+#define CFG_SPI_3W4WB_MASK 0x00000002
+#define CFG_SPI_START(start) (start)
+#define CFG_SPI_START_MASK 0x00000001
+
+/* SPI Tx Data Register */
+#define LCD_SPU_SPI_TXDATA 0x0184
+
+/*
+ 1. Smart Pannel 8-bit Bus Control Register.
+ 2. AHB Slave Path Data Port Register
+*/
+#define LCD_SPU_SMPN_CTRL 0x0188
+
+/* DMA Control 0 Register */
+#define LCD_SPU_DMA_CTRL0 0x0190
+#define CFG_NOBLENDING(nb) ((nb)<<31)
+#define CFG_NOBLENDING_MASK 0x80000000
+#define CFG_GAMMA_ENA(gn) ((gn)<<30)
+#define CFG_GAMMA_ENA_MASK 0x40000000
+#define CFG_CBSH_ENA(cn) ((cn)<<29)
+#define CFG_CBSH_ENA_MASK 0x20000000
+#define CFG_PALETTE_ENA(pn) ((pn)<<28)
+#define CFG_PALETTE_ENA_MASK 0x10000000
+#define CFG_ARBFAST_ENA(an) ((an)<<27)
+#define CFG_ARBFAST_ENA_MASK 0x08000000
+#define CFG_HWC_1BITMOD(mode) ((mode)<<26)
+#define CFG_HWC_1BITMOD_MASK 0x04000000
+#define CFG_HWC_1BITENA(mn) ((mn)<<25)
+#define CFG_HWC_1BITENA_MASK 0x02000000
+#define CFG_HWC_ENA(cn) ((cn)<<24)
+#define CFG_HWC_ENA_MASK 0x01000000
+#define CFG_DMAFORMAT(dmaformat) ((dmaformat)<<20)
+#define CFG_DMAFORMAT_MASK 0x00F00000
+#define CFG_GRAFORMAT(graformat) ((graformat)<<16)
+#define CFG_GRAFORMAT_MASK 0x000F0000
+/* for graphic part */
+#define CFG_GRA_FTOGGLE(toggle) ((toggle)<<15)
+#define CFG_GRA_FTOGGLE_MASK 0x00008000
+#define CFG_GRA_HSMOOTH(smooth) ((smooth)<<14)
+#define CFG_GRA_HSMOOTH_MASK 0x00004000
+#define CFG_GRA_TSTMODE(test) ((test)<<13)
+#define CFG_GRA_TSTMODE_MASK 0x00002000
+#define CFG_GRA_SWAPRB(swap) ((swap)<<12)
+#define CFG_GRA_SWAPRB_MASK 0x00001000
+#define CFG_GRA_SWAPUV(swap) ((swap)<<11)
+#define CFG_GRA_SWAPUV_MASK 0x00000800
+#define CFG_GRA_SWAPYU(swap) ((swap)<<10)
+#define CFG_GRA_SWAPYU_MASK 0x00000400
+#define CFG_GRA_SWAP_MASK 0x00001C00
+#define CFG_YUV2RGB_GRA(cvrt) ((cvrt)<<9)
+#define CFG_YUV2RGB_GRA_MASK 0x00000200
+#define CFG_GRA_ENA(gra) ((gra)<<8)
+#define CFG_GRA_ENA_MASK 0x00000100
+#define dma0_gfx_masks (CFG_GRAFORMAT_MASK | CFG_GRA_FTOGGLE_MASK | \
+ CFG_GRA_HSMOOTH_MASK | CFG_GRA_TSTMODE_MASK | CFG_GRA_SWAP_MASK | \
+ CFG_YUV2RGB_GRA_MASK | CFG_GRA_ENA_MASK)
+/* for video part */
+#define CFG_DMA_FTOGGLE(toggle) ((toggle)<<7)
+#define CFG_DMA_FTOGGLE_MASK 0x00000080
+#define CFG_DMA_HSMOOTH(smooth) ((smooth)<<6)
+#define CFG_DMA_HSMOOTH_MASK 0x00000040
+#define CFG_DMA_TSTMODE(test) ((test)<<5)
+#define CFG_DMA_TSTMODE_MASK 0x00000020
+#define CFG_DMA_SWAPRB(swap) ((swap)<<4)
+#define CFG_DMA_SWAPRB_MASK 0x00000010
+#define CFG_DMA_SWAPUV(swap) ((swap)<<3)
+#define CFG_DMA_SWAPUV_MASK 0x00000008
+#define CFG_DMA_SWAPYU(swap) ((swap)<<2)
+#define CFG_DMA_SWAPYU_MASK 0x00000004
+#define CFG_DMA_SWAP_MASK 0x0000001C
+#define CFG_YUV2RGB_DMA(cvrt) ((cvrt)<<1)
+#define CFG_YUV2RGB_DMA_MASK 0x00000002
+#define CFG_DMA_ENA(video) (video)
+#define CFG_DMA_ENA_MASK 0x00000001
+#define dma0_vid_masks (CFG_DMAFORMAT_MASK | CFG_DMA_FTOGGLE_MASK | \
+ CFG_DMA_HSMOOTH_MASK | CFG_DMA_TSTMODE_MASK | CFG_DMA_SWAP_MASK | \
+ CFG_YUV2RGB_DMA_MASK | CFG_DMA_ENA_MASK)
+#define dma_palette(val) ((val ? 1 : 0) << 28)
+#define dma_fmt(vid, val) ((val & 0xf) << ((vid) ? 20 : 16))
+#define dma_swaprb(vid, val) ((val ? 1 : 0) << ((vid) ? 4 : 12))
+#define dma_swapuv(vid, val) ((val ? 1 : 0) << ((vid) ? 3 : 11))
+#define dma_swapyuv(vid, val) ((val ? 1 : 0) << ((vid) ? 2 : 10))
+#define dma_csc(vid, val) ((val ? 1 : 0) << ((vid) ? 1 : 9))
+#define dma_hsmooth(vid, val) ((val ? 1 : 0) << ((vid) ? 6 : 14))
+#define dma_mask(vid) (dma_palette(1) | dma_fmt(vid, 0xf) | dma_csc(vid, 1) \
+ | dma_swaprb(vid, 1) | dma_swapuv(vid, 1) | dma_swapyuv(vid, 1))
+
+/* DMA Control 1 Register */
+#define LCD_SPU_DMA_CTRL1 0x0194
+#define CFG_FRAME_TRIG(trig) ((trig)<<31)
+#define CFG_FRAME_TRIG_MASK 0x80000000
+#define CFG_VSYNC_TRIG(trig) ((trig)<<28)
+#define CFG_VSYNC_TRIG_MASK 0x70000000
+#define CFG_VSYNC_INV(inv) ((inv)<<27)
+#define CFG_VSYNC_INV_MASK 0x08000000
+#define CFG_COLOR_KEY_MODE(cmode) ((cmode)<<24)
+#define CFG_COLOR_KEY_MASK 0x07000000
+#define CFG_CARRY(carry) ((carry)<<23)
+#define CFG_CARRY_MASK 0x00800000
+#define CFG_LNBUF_ENA(lnbuf) ((lnbuf)<<22)
+#define CFG_LNBUF_ENA_MASK 0x00400000
+#define CFG_GATED_ENA(gated) ((gated)<<21)
+#define CFG_GATED_ENA_MASK 0x00200000
+#define CFG_PWRDN_ENA(power) ((power)<<20)
+#define CFG_PWRDN_ENA_MASK 0x00100000
+#define CFG_DSCALE(dscale) ((dscale)<<18)
+#define CFG_DSCALE_MASK 0x000C0000
+#define CFG_ALPHA_MODE(amode) ((amode)<<16)
+#define CFG_ALPHA_MODE_MASK 0x00030000
+#define CFG_ALPHA(alpha) ((alpha)<<8)
+#define CFG_ALPHA_MASK 0x0000FF00
+#define CFG_PXLCMD(pxlcmd) (pxlcmd)
+#define CFG_PXLCMD_MASK 0x000000FF
+
+/* SRAM Control Register */
+#define LCD_SPU_SRAM_CTRL 0x0198
+#define CFG_SRAM_INIT_WR_RD(mode) ((mode)<<14)
+#define CFG_SRAM_INIT_WR_RD_MASK 0x0000C000
+#define CFG_SRAM_ADDR_LCDID(id) ((id)<<8)
+#define CFG_SRAM_ADDR_LCDID_MASK 0x00000F00
+#define CFG_SRAM_ADDR(addr) (addr)
+#define CFG_SRAM_ADDR_MASK 0x000000FF
+
+/* SRAM Write Data Register */
+#define LCD_SPU_SRAM_WRDAT 0x019C
+
+/* SRAM RTC/WTC Control Register */
+#define LCD_SPU_SRAM_PARA0 0x01A0
+
+/* SRAM Power Down Control Register */
+#define LCD_SPU_SRAM_PARA1 0x01A4
+#define CFG_CSB_256x32(hwc) ((hwc)<<15) /* HWC */
+#define CFG_CSB_256x32_MASK 0x00008000
+#define CFG_CSB_256x24(palette) ((palette)<<14) /* Palette */
+#define CFG_CSB_256x24_MASK 0x00004000
+#define CFG_CSB_256x8(gamma) ((gamma)<<13) /* Gamma */
+#define CFG_CSB_256x8_MASK 0x00002000
+#define CFG_PDWN256x32(pdwn) ((pdwn)<<7) /* HWC */
+#define CFG_PDWN256x32_MASK 0x00000080
+#define CFG_PDWN256x24(pdwn) ((pdwn)<<6) /* Palette */
+#define CFG_PDWN256x24_MASK 0x00000040
+#define CFG_PDWN256x8(pdwn) ((pdwn)<<5) /* Gamma */
+#define CFG_PDWN256x8_MASK 0x00000020
+#define CFG_PDWN32x32(pdwn) ((pdwn)<<3)
+#define CFG_PDWN32x32_MASK 0x00000008
+#define CFG_PDWN16x66(pdwn) ((pdwn)<<2)
+#define CFG_PDWN16x66_MASK 0x00000004
+#define CFG_PDWN32x66(pdwn) ((pdwn)<<1)
+#define CFG_PDWN32x66_MASK 0x00000002
+#define CFG_PDWN64x66(pdwn) (pdwn)
+#define CFG_PDWN64x66_MASK 0x00000001
+
+/* Smart or Dumb Panel Clock Divider */
+#define LCD_CFG_SCLK_DIV 0x01A8
+#define SCLK_SRC_SEL(src) ((src)<<31)
+#define SCLK_SRC_SEL_MASK 0x80000000
+#define SCLK_DISABLE (1<<28)
+#define CLK_FRACDIV(frac) ((frac)<<16)
+#define CLK_FRACDIV_MASK 0x0FFF0000
+#define DSI1_BITCLK_DIV(div) (div<<8)
+#define DSI1_BITCLK_DIV_MASK 0x00000F00
+#define CLK_INT_DIV(div) (div)
+#define CLK_INT_DIV_MASK 0x000000FF
+
+/* Video Contrast Register */
+#define LCD_SPU_CONTRAST 0x01AC
+#define CFG_BRIGHTNESS(bright) ((bright)<<16)
+#define CFG_BRIGHTNESS_MASK 0xFFFF0000
+#define CFG_CONTRAST(contrast) (contrast)
+#define CFG_CONTRAST_MASK 0x0000FFFF
+
+/* Video Saturation Register */
+#define LCD_SPU_SATURATION 0x01B0
+#define CFG_C_MULTS(mult) ((mult)<<16)
+#define CFG_C_MULTS_MASK 0xFFFF0000
+#define CFG_SATURATION(sat) (sat)
+#define CFG_SATURATION_MASK 0x0000FFFF
+
+/* Video Hue Adjust Register */
+#define LCD_SPU_CBSH_HUE 0x01B4
+#define CFG_SIN0(sin0) ((sin0)<<16)
+#define CFG_SIN0_MASK 0xFFFF0000
+#define CFG_COS0(con0) (con0)
+#define CFG_COS0_MASK 0x0000FFFF
+
+/* Dump LCD Panel Control Register */
+#define LCD_SPU_DUMB_CTRL 0x01B8
+#define CFG_DUMBMODE(mode) ((mode)<<28)
+#define CFG_DUMBMODE_MASK 0xF0000000
+#define CFG_INTFRBSWAP(mode) ((mode)<<24)
+#define CFG_INTFRBSWAP_MASK 0x0F000000
+#define CFG_LCDGPIO_O(data) ((data)<<20)
+#define CFG_LCDGPIO_O_MASK 0x0FF00000
+#define CFG_LCDGPIO_ENA(gpio) ((gpio)<<12)
+#define CFG_LCDGPIO_ENA_MASK 0x000FF000
+#define CFG_BIAS_OUT(bias) ((bias)<<8)
+#define CFG_BIAS_OUT_MASK 0x00000100
+#define CFG_REVERSE_RGB(RGB) ((RGB)<<7)
+#define CFG_REVERSE_RGB_MASK 0x00000080
+#define CFG_INV_COMPBLANK(blank) ((blank)<<6)
+#define CFG_INV_COMPBLANK_MASK 0x00000040
+#define CFG_INV_COMPSYNC(sync) ((sync)<<5)
+#define CFG_INV_COMPSYNC_MASK 0x00000020
+#define CFG_INV_HENA(hena) ((hena)<<4)
+#define CFG_INV_HENA_MASK 0x00000010
+#define CFG_INV_VSYNC(vsync) ((vsync)<<3)
+#define CFG_INV_VSYNC_MASK 0x00000008
+#define CFG_INV_HSYNC(hsync) ((hsync)<<2)
+#define CFG_INV_HSYNC_MASK 0x00000004
+#define CFG_INV_PCLK(pclk) ((pclk)<<1)
+#define CFG_INV_PCLK_MASK 0x00000002
+#define CFG_DUMB_ENA(dumb) (dumb)
+#define CFG_DUMB_ENA_MASK 0x00000001
+
+/* LCD I/O Pads Control Register */
+#define SPU_IOPAD_CONTROL 0x01BC
+#define CFG_GRA_VM_ENA(vm) ((vm)<<15)
+#define CFG_GRA_VM_ENA_MASK 0x00008000
+#define CFG_DMA_VM_ENA(vm) ((vm)<<13)
+#define CFG_DMA_VM_ENA_MASK 0x00002000
+#define CFG_CMD_VM_ENA(vm) ((vm)<<12)
+#define CFG_CMD_VM_ENA_MASK 0x00001000
+#define CFG_CSC(csc) ((csc)<<8)
+#define CFG_CSC_MASK 0x00000300
+#define CFG_BOUNDARY(size) ((size)<<5)
+#define CFG_BOUNDARY_MASK 0x00000020
+#define CFG_BURST(len) ((len)<<4)
+#define CFG_BURST_MASK 0x00000010
+#define CFG_IOPADMODE(iopad) (iopad)
+#define CFG_IOPADMODE_MASK 0x0000000F
+
+/* LCD Interrupt Control Register */
+#define SPU_IRQ_ENA 0x01C0
+#define DMA_FRAME_IRQ0_ENA(irq) ((irq)<<31)
+#define DMA_FRAME_IRQ0_ENA_MASK 0x80000000
+#define DMA_FRAME_IRQ1_ENA(irq) ((irq)<<30)
+#define DMA_FRAME_IRQ1_ENA_MASK 0x40000000
+#define DMA_FF_UNDERFLOW_ENA(ff) ((ff)<<29)
+#define DMA_FF_UNDERFLOW_ENA_MASK 0x20000000
+#define AXI_BUS_ERROR_IRQ_ENA(irq) ((irq)<<28)
+#define AXI_BUS_ERROR_IRQ_ENA_MASK 0x10000000
+#define GRA_FRAME_IRQ0_ENA(irq) ((irq)<<27)
+#define GRA_FRAME_IRQ0_ENA_MASK 0x08000000
+#define GRA_FRAME_IRQ1_ENA(irq) ((irq)<<26)
+#define GRA_FRAME_IRQ1_ENA_MASK 0x04000000
+#define GRA_FF_UNDERFLOW_ENA(ff) ((ff)<<25)
+#define GRA_FF_UNDERFLOW_ENA_MASK 0x02000000
+#define VSYNC_IRQ_ENA(vsync_irq) ((vsync_irq)<<23)
+#define VSYNC_IRQ_ENA_MASK 0x00800000
+#define DUMB_FRAMEDONE_ENA(fdone) ((fdone)<<22)
+#define DUMB_FRAMEDONE_ENA_MASK 0x00400000
+#define TWC_FRAMEDONE_ENA(fdone) ((fdone)<<21)
+#define TWC_FRAMEDONE_ENA_MASK 0x00200000
+#define HWC_FRAMEDONE_ENA(fdone) ((fdone)<<20)
+#define HWC_FRAMEDONE_ENA_MASK 0x00100000
+#define SLV_IRQ_ENA(irq) ((irq)<<19)
+#define SLV_IRQ_ENA_MASK 0x00080000
+#define SPI_IRQ_ENA(irq) ((irq)<<18)
+#define SPI_IRQ_ENA_MASK 0x00040000
+#define PWRDN_IRQ_ENA(irq) ((irq)<<17)
+#define PWRDN_IRQ_ENA_MASK 0x00020000
+#define AXI_LATENCY_TOO_LONG_IRQ_ENA(irq) ((irq)<<16)
+#define AXI_LATENCY_TOO_LONG_IRQ_ENA_MASK 0x00010000
+#define CLEAN_SPU_IRQ_ISR(irq) (irq)
+#define CLEAN_SPU_IRQ_ISR_MASK 0x0000FFFF
+#define TV_DMA_FRAME_IRQ0_ENA(irq) ((irq)<<15)
+#define TV_DMA_FRAME_IRQ0_ENA_MASK 0x00008000
+#define TV_DMA_FRAME_IRQ1_ENA(irq) ((irq)<<14)
+#define TV_DMA_FRAME_IRQ1_ENA_MASK 0x00004000
+#define TV_DMA_FF_UNDERFLOW_ENA(unerrun) ((unerrun)<<13)
+#define TV_DMA_FF_UNDERFLOW_ENA_MASK 0x00002000
+#define TVSYNC_IRQ_ENA(irq) ((irq)<<12)
+#define TVSYNC_IRQ_ENA_MASK 0x00001000
+#define TV_FRAME_IRQ0_ENA(irq) ((irq)<<11)
+#define TV_FRAME_IRQ0_ENA_MASK 0x00000800
+#define TV_FRAME_IRQ1_ENA(irq) ((irq)<<10)
+#define TV_FRAME_IRQ1_ENA_MASK 0x00000400
+#define TV_GRA_FF_UNDERFLOW_ENA(unerrun) ((unerrun)<<9)
+#define TV_GRA_FF_UNDERFLOW_ENA_MASK 0x00000200
+#define TV_FRAMEDONE_ENA(irq) ((irq)<<8)
+#define TV_FRAMEDONE_ENA_MASK 0x00000100
+
+/* FIXME - JUST GUESS */
+#define PN2_DMA_FRAME_IRQ0_ENA(irq) ((irq)<<7)
+#define PN2_DMA_FRAME_IRQ0_ENA_MASK 0x00000080
+#define PN2_DMA_FRAME_IRQ1_ENA(irq) ((irq)<<6)
+#define PN2_DMA_FRAME_IRQ1_ENA_MASK 0x00000040
+#define PN2_DMA_FF_UNDERFLOW_ENA(ff) ((ff)<<5)
+#define PN2_DMA_FF_UNDERFLOW_ENA_MASK 0x00000020
+#define PN2_GRA_FRAME_IRQ0_ENA(irq) ((irq)<<3)
+#define PN2_GRA_FRAME_IRQ0_ENA_MASK 0x00000008
+#define PN2_GRA_FRAME_IRQ1_ENA(irq) ((irq)<<2)
+#define PN2_GRA_FRAME_IRQ1_ENA_MASK 0x04000004
+#define PN2_GRA_FF_UNDERFLOW_ENA(ff) ((ff)<<1)
+#define PN2_GRA_FF_UNDERFLOW_ENA_MASK 0x00000002
+#define PN2_VSYNC_IRQ_ENA(irq) ((irq)<<0)
+#define PN2_SYNC_IRQ_ENA_MASK 0x00000001
+
+#define gf0_imask(id) ((id) ? (((id) & 1) ? TV_FRAME_IRQ0_ENA_MASK \
+ : PN2_GRA_FRAME_IRQ0_ENA_MASK) : GRA_FRAME_IRQ0_ENA_MASK)
+#define gf1_imask(id) ((id) ? (((id) & 1) ? TV_FRAME_IRQ1_ENA_MASK \
+ : PN2_GRA_FRAME_IRQ1_ENA_MASK) : GRA_FRAME_IRQ1_ENA_MASK)
+#define vsync_imask(id) ((id) ? (((id) & 1) ? TVSYNC_IRQ_ENA_MASK \
+ : PN2_SYNC_IRQ_ENA_MASK) : VSYNC_IRQ_ENA_MASK)
+#define vsync_imasks (vsync_imask(0) | vsync_imask(1))
+
+#define display_done_imask(id) ((id) ? (((id) & 1) ? TV_FRAMEDONE_ENA_MASK\
+ : (PN2_DMA_FRAME_IRQ0_ENA_MASK | PN2_DMA_FRAME_IRQ1_ENA_MASK))\
+ : DUMB_FRAMEDONE_ENA_MASK)
+
+#define display_done_imasks (display_done_imask(0) | display_done_imask(1))
+
+#define vf0_imask(id) ((id) ? (((id) & 1) ? TV_DMA_FRAME_IRQ0_ENA_MASK \
+ : PN2_DMA_FRAME_IRQ0_ENA_MASK) : DMA_FRAME_IRQ0_ENA_MASK)
+#define vf1_imask(id) ((id) ? (((id) & 1) ? TV_DMA_FRAME_IRQ1_ENA_MASK \
+ : PN2_DMA_FRAME_IRQ1_ENA_MASK) : DMA_FRAME_IRQ1_ENA_MASK)
+
+#define gfx_imasks (gf0_imask(0) | gf1_imask(0) | gf0_imask(1) | \
+ gf1_imask(1))
+#define vid_imasks (vf0_imask(0) | vf1_imask(0) | vf0_imask(1) | \
+ vf1_imask(1))
+#define vid_imask(id) (display_done_imask(id))
+
+#define pn1_imasks (gf0_imask(0) | gf1_imask(0) | vsync_imask(0) | \
+ display_done_imask(0) | vf0_imask(0) | vf1_imask(0))
+#define tv_imasks (gf0_imask(1) | gf1_imask(1) | vsync_imask(1) | \
+ display_done_imask(1) | vf0_imask(1) | vf1_imask(1))
+#define path_imasks(id) ((id) ? (tv_imasks) : (pn1_imasks))
+
+/* error indications */
+#define vid_udflow_imask(id) ((id) ? (((id) & 1) ? \
+ (TV_DMA_FF_UNDERFLOW_ENA_MASK) : (PN2_DMA_FF_UNDERFLOW_ENA_MASK)) : \
+ (DMA_FF_UNDERFLOW_ENA_MASK))
+#define gfx_udflow_imask(id) ((id) ? (((id) & 1) ? \
+ (TV_GRA_FF_UNDERFLOW_ENA_MASK) : (PN2_GRA_FF_UNDERFLOW_ENA_MASK)) : \
+ (GRA_FF_UNDERFLOW_ENA_MASK))
+
+#define err_imask(id) (vid_udflow_imask(id) | gfx_udflow_imask(id) | \
+ AXI_BUS_ERROR_IRQ_ENA_MASK | AXI_LATENCY_TOO_LONG_IRQ_ENA_MASK)
+#define err_imasks (err_imask(0) | err_imask(1) | err_imask(2))
+/* LCD Interrupt Status Register */
+#define SPU_IRQ_ISR 0x01C4
+#define DMA_FRAME_IRQ0(irq) ((irq)<<31)
+#define DMA_FRAME_IRQ0_MASK 0x80000000
+#define DMA_FRAME_IRQ1(irq) ((irq)<<30)
+#define DMA_FRAME_IRQ1_MASK 0x40000000
+#define DMA_FF_UNDERFLOW(ff) ((ff)<<29)
+#define DMA_FF_UNDERFLOW_MASK 0x20000000
+#define AXI_BUS_ERROR_IRQ(irq) ((irq)<<28)
+#define AXI_BUS_ERROR_IRQ_MASK 0x10000000
+#define GRA_FRAME_IRQ0(irq) ((irq)<<27)
+#define GRA_FRAME_IRQ0_MASK 0x08000000
+#define GRA_FRAME_IRQ1(irq) ((irq)<<26)
+#define GRA_FRAME_IRQ1_MASK 0x04000000
+#define GRA_FF_UNDERFLOW(ff) ((ff)<<25)
+#define GRA_FF_UNDERFLOW_MASK 0x02000000
+#define VSYNC_IRQ(vsync_irq) ((vsync_irq)<<23)
+#define VSYNC_IRQ_MASK 0x00800000
+#define DUMB_FRAMEDONE(fdone) ((fdone)<<22)
+#define DUMB_FRAMEDONE_MASK 0x00400000
+#define TWC_FRAMEDONE(fdone) ((fdone)<<21)
+#define TWC_FRAMEDONE_MASK 0x00200000
+#define HWC_FRAMEDONE(fdone) ((fdone)<<20)
+#define HWC_FRAMEDONE_MASK 0x00100000
+#define SLV_IRQ(irq) ((irq)<<19)
+#define SLV_IRQ_MASK 0x00080000
+#define SPI_IRQ(irq) ((irq)<<18)
+#define SPI_IRQ_MASK 0x00040000
+#define PWRDN_IRQ(irq) ((irq)<<17)
+#define PWRDN_IRQ_MASK 0x00020000
+#define AXI_LATENCY_TOO_LONGR_IRQ(irq) ((irq)<<16)
+#define AXI_LATENCY_TOO_LONGR_IRQ_MASK 0x00010000
+#define TV_DMA_FRAME_IRQ0(irq) ((irq)<<15)
+#define TV_DMA_FRAME_IRQ0_MASK 0x00008000
+#define TV_DMA_FRAME_IRQ1(irq) ((irq)<<14)
+#define TV_DMA_FRAME_IRQ1_MASK 0x00004000
+#define TV_DMA_FF_UNDERFLOW(unerrun) ((unerrun)<<13)
+#define TV_DMA_FF_UNDERFLOW_MASK 0x00002000
+#define TVSYNC_IRQ(irq) ((irq)<<12)
+#define TVSYNC_IRQ_MASK 0x00001000
+#define TV_FRAME_IRQ0(irq) ((irq)<<11)
+#define TV_FRAME_IRQ0_MASK 0x00000800
+#define TV_FRAME_IRQ1(irq) ((irq)<<10)
+#define TV_FRAME_IRQ1_MASK 0x00000400
+#define TV_GRA_FF_UNDERFLOW(unerrun) ((unerrun)<<9)
+#define TV_GRA_FF_UNDERFLOW_MASK 0x00000200
+#define PN2_DMA_FRAME_IRQ0(irq) ((irq)<<7)
+#define PN2_DMA_FRAME_IRQ0_MASK 0x00000080
+#define PN2_DMA_FRAME_IRQ1(irq) ((irq)<<6)
+#define PN2_DMA_FRAME_IRQ1_MASK 0x00000040
+#define PN2_DMA_FF_UNDERFLOW(ff) ((ff)<<5)
+#define PN2_DMA_FF_UNDERFLOW_MASK 0x00000020
+#define PN2_GRA_FRAME_IRQ0(irq) ((irq)<<3)
+#define PN2_GRA_FRAME_IRQ0_MASK 0x00000008
+#define PN2_GRA_FRAME_IRQ1(irq) ((irq)<<2)
+#define PN2_GRA_FRAME_IRQ1_MASK 0x04000004
+#define PN2_GRA_FF_UNDERFLOW(ff) ((ff)<<1)
+#define PN2_GRA_FF_UNDERFLOW_MASK 0x00000002
+#define PN2_VSYNC_IRQ(irq) ((irq)<<0)
+#define PN2_SYNC_IRQ_MASK 0x00000001
+
+/* LCD FIFO Depth register */
+#define LCD_FIFO_DEPTH 0x01c8
+#define VIDEO_FIFO(fi) ((fi) << 0)
+#define VIDEO_FIFO_MASK 0x00000003
+#define GRAPHIC_FIFO(fi) ((fi) << 2)
+#define GRAPHIC_FIFO_MASK 0x0000000c
+
+/* read-only */
+#define DMA_FRAME_IRQ0_LEVEL_MASK 0x00008000
+#define DMA_FRAME_IRQ1_LEVEL_MASK 0x00004000
+#define DMA_FRAME_CNT_ISR_MASK 0x00003000
+#define GRA_FRAME_IRQ0_LEVEL_MASK 0x00000800
+#define GRA_FRAME_IRQ1_LEVEL_MASK 0x00000400
+#define GRA_FRAME_CNT_ISR_MASK 0x00000300
+#define VSYNC_IRQ_LEVEL_MASK 0x00000080
+#define DUMB_FRAMEDONE_LEVEL_MASK 0x00000040
+#define TWC_FRAMEDONE_LEVEL_MASK 0x00000020
+#define HWC_FRAMEDONE_LEVEL_MASK 0x00000010
+#define SLV_FF_EMPTY_MASK 0x00000008
+#define DMA_FF_ALLEMPTY_MASK 0x00000004
+#define GRA_FF_ALLEMPTY_MASK 0x00000002
+#define PWRDN_IRQ_LEVEL_MASK 0x00000001
+
+/* 32 bit LCD Interrupt Reset Status*/
+#define SPU_IRQ_RSR (0x01C8)
+/* 32 bit Panel Path Graphic Partial Display Horizontal Control Register*/
+#define LCD_GRA_CUTHPXL (0x01CC)
+/* 32 bit Panel Path Graphic Partial Display Vertical Control Register*/
+#define LCD_GRA_CUTVLN (0x01D0)
+/* 32 bit TV Path Graphic Partial Display Horizontal Control Register*/
+#define LCD_TVG_CUTHPXL (0x01D4)
+/* 32 bit TV Path Graphic Partial Display Vertical Control Register*/
+#define LCD_TVG_CUTVLN (0x01D8)
+/* 32 bit LCD Global Control Register*/
+#define LCD_TOP_CTRL (0x01DC)
+/* 32 bit LCD SQU Line Buffer Control Register 1*/
+#define LCD_SQULN1_CTRL (0x01E0)
+/* 32 bit LCD SQU Line Buffer Control Register 2*/
+#define LCD_SQULN2_CTRL (0x01E4)
+#define squln_ctrl(id) ((id) ? (((id) & 1) ? LCD_SQULN2_CTRL : \
+ LCD_PN2_SQULN1_CTRL) : LCD_SQULN1_CTRL)
+
+/* 32 bit LCD Mixed Overlay Control Register */
+#define LCD_AFA_ALL2ONE (0x01E8)
+
+#define LCD_PN2_SCLK_DIV (0x01EC)
+#define LCD_PN2_TCLK_DIV (0x01F0)
+#define LCD_LVDS_SCLK_DIV_WR (0x01F4)
+#define LCD_LVDS_SCLK_DIV_RD (0x01FC)
+#define PN2_LCD_DMA_START_ADDR_Y0 (0x0200)
+#define PN2_LCD_DMA_START_ADDR_U0 (0x0204)
+#define PN2_LCD_DMA_START_ADDR_V0 (0x0208)
+#define PN2_LCD_DMA_START_ADDR_C0 (0x020C)
+#define PN2_LCD_DMA_START_ADDR_Y1 (0x0210)
+#define PN2_LCD_DMA_START_ADDR_U1 (0x0214)
+#define PN2_LCD_DMA_START_ADDR_V1 (0x0218)
+#define PN2_LCD_DMA_START_ADDR_C1 (0x021C)
+#define PN2_LCD_DMA_PITCH_YC (0x0220)
+#define PN2_LCD_DMA_PITCH_UV (0x0224)
+#define PN2_LCD_DMA_OVSA_HPXL_VLN (0x0228)
+#define PN2_LCD_DMA_HPXL_VLN (0x022C)
+#define PN2_LCD_DMAZM_HPXL_VLN (0x0230)
+#define PN2_LCD_GRA_START_ADDR0 (0x0234)
+#define PN2_LCD_GRA_START_ADDR1 (0x0238)
+#define PN2_LCD_GRA_PITCH (0x023C)
+#define PN2_LCD_GRA_OVSA_HPXL_VLN (0x0240)
+#define PN2_LCD_GRA_HPXL_VLN (0x0244)
+#define PN2_LCD_GRAZM_HPXL_VLN (0x0248)
+#define PN2_LCD_HWC_OVSA_HPXL_VLN (0x024C)
+#define PN2_LCD_HWC_HPXL_VLN (0x0250)
+#define LCD_PN2_V_H_TOTAL (0x0254)
+#define LCD_PN2_V_H_ACTIVE (0x0258)
+#define LCD_PN2_H_PORCH (0x025C)
+#define LCD_PN2_V_PORCH (0x0260)
+#define LCD_PN2_BLANKCOLOR (0x0264)
+#define LCD_PN2_ALPHA_COLOR1 (0x0268)
+#define LCD_PN2_ALPHA_COLOR2 (0x026C)
+#define LCD_PN2_COLORKEY_Y (0x0270)
+#define LCD_PN2_COLORKEY_U (0x0274)
+#define LCD_PN2_COLORKEY_V (0x0278)
+#define LCD_PN2_SEPXLCNT (0x027C)
+#define LCD_TV_V_H_TOTAL_FLD (0x0280)
+#define LCD_TV_V_PORCH_FLD (0x0284)
+#define LCD_TV_SEPXLCNT_FLD (0x0288)
+
+#define LCD_2ND_ALPHA (0x0294)
+#define LCD_PN2_CONTRAST (0x0298)
+#define LCD_PN2_SATURATION (0x029c)
+#define LCD_PN2_CBSH_HUE (0x02a0)
+#define LCD_TIMING_EXT (0x02C0)
+#define LCD_PN2_LAYER_ALPHA_SEL1 (0x02c4)
+#define LCD_PN2_CTRL0 (0x02C8)
+#define TV_LAYER_ALPHA_SEL1 (0x02cc)
+#define LCD_SMPN2_CTRL (0x02D0)
+#define LCD_IO_OVERL_MAP_CTRL (0x02D4)
+#define LCD_DUMB2_CTRL (0x02d8)
+#define LCD_PN2_CTRL1 (0x02DC)
+#define PN2_IOPAD_CONTROL (0x02E0)
+#define LCD_PN2_SQULN1_CTRL (0x02E4)
+#define PN2_LCD_GRA_CUTHPXL (0x02e8)
+#define PN2_LCD_GRA_CUTVLN (0x02ec)
+#define LCD_PN2_SQULN2_CTRL (0x02F0)
+#define ALL_LAYER_ALPHA_SEL (0x02F4)
+
+#define TIMING_MASTER_CONTROL (0x02F8)
+#define MASTER_ENH(id) (1 << (id))
+#define MASTER_ENV(id) (1 << ((id) + 4))
+
+#define DSI_START_SEL_SHIFT(id) (((id) << 1) + 8)
+#define timing_master_config(path, dsi_id, lcd_id) \
+ (MASTER_ENH(path) | MASTER_ENV(path) | \
+ (((lcd_id) + ((dsi_id) << 1)) << DSI_START_SEL_SHIFT(path)))
+
+#define LCD_2ND_BLD_CTL (0x02Fc)
+#define LVDS_SRC_MASK (3 << 30)
+#define LVDS_SRC_SHIFT (30)
+#define LVDS_FMT_MASK (1 << 28)
+#define LVDS_FMT_SHIFT (28)
+
+#define CLK_SCLK (1 << 0)
+#define CLK_LVDS_RD (1 << 1)
+#define CLK_LVDS_WR (1 << 2)
+
+#define gra_partdisp_ctrl_hor(id) ((id) ? (((id) & 1) ? \
+ LCD_TVG_CUTHPXL : PN2_LCD_GRA_CUTHPXL) : LCD_GRA_CUTHPXL)
+#define gra_partdisp_ctrl_ver(id) ((id) ? (((id) & 1) ? \
+ LCD_TVG_CUTVLN : PN2_LCD_GRA_CUTVLN) : LCD_GRA_CUTVLN)
+
+/*
+ * defined for Configure Dumb Mode
+ * defined for Configure Dumb Mode
+ * DUMB LCD Panel bit[31:28]
+ */
+#define DUMB16_RGB565_0 0x0
+#define DUMB16_RGB565_1 0x1
+#define DUMB18_RGB666_0 0x2
+#define DUMB18_RGB666_1 0x3
+#define DUMB12_RGB444_0 0x4
+#define DUMB12_RGB444_1 0x5
+#define DUMB24_RGB888_0 0x6
+#define DUMB_BLANK 0x7
+
+/*
+ * defined for Configure I/O Pin Allocation Mode
+ * LCD LCD I/O Pads control register bit[3:0]
+ */
+#define IOPAD_DUMB24 0x0
+#define IOPAD_DUMB18SPI 0x1
+#define IOPAD_DUMB18GPIO 0x2
+#define IOPAD_DUMB16SPI 0x3
+#define IOPAD_DUMB16GPIO 0x4
+#define IOPAD_DUMB12 0x5
+#define IOPAD_SMART18SPI 0x6
+#define IOPAD_SMART16SPI 0x7
+#define IOPAD_SMART8BOTH 0x8
+#define IOPAD_DUMB18_SMART8 0x9
+#define IOPAD_DUMB16_SMART8SPI 0xa
+#define IOPAD_DUMB16_SMART8GPIO 0xb
+#define IOPAD_DUMB16_DUMB16 0xc
+#define IOPAD_SMART8_SMART8 0xc
+
+/*
+ *defined for indicating boundary and cycle burst length
+ */
+#define CFG_BOUNDARY_1KB (1<<5)
+#define CFG_BOUNDARY_4KB (0<<5)
+#define CFG_CYC_BURST_LEN16 (1<<4)
+#define CFG_CYC_BURST_LEN8 (0<<4)
+
+/* SRAM ID */
+#define SRAMID_GAMMA_YR 0x0
+#define SRAMID_GAMMA_UG 0x1
+#define SRAMID_GAMMA_VB 0x2
+#define SRAMID_PALATTE 0x3
+#define SRAMID_HWC 0xf
+
+/* SRAM INIT Read/Write */
+#define SRAMID_INIT_READ 0x0
+#define SRAMID_INIT_WRITE 0x2
+#define SRAMID_INIT_DEFAULT 0x3
+
+/*
+ * defined VSYNC selection mode for DMA control 1 register
+ * DMA1 bit[30:28]
+ */
+#define VMODE_SMPN 0x0
+#define VMODE_SMPNIRQ 0x1
+#define VMODE_DUMB 0x2
+#define VMODE_IPE 0x3
+#define VMODE_IRE 0x4
+
+/*
+ * defined Configure Alpha and Alpha mode for DMA control 1 register
+ * DMA1 bit[15:08](alpha) / bit[17:16](alpha mode)
+ */
+/* ALPHA mode */
+#define MODE_ALPHA_DMA 0x0
+#define MODE_ALPHA_GRA 0x1
+#define MODE_ALPHA_CFG 0x2
+
+/* alpha value */
+#define ALPHA_NOGRAPHIC 0xFF /* all video, no graphic */
+#define ALPHA_NOVIDEO 0x00 /* all graphic, no video */
+#define ALPHA_GRAPHNVIDEO 0x0F /* Selects graphic & video */
+
+/*
+ * defined Pixel Command for DMA control 1 register
+ * DMA1 bit[07:00]
+ */
+#define PIXEL_CMD 0x81
+
+/* DSI */
+/* DSI1 - 4 Lane Controller base */
+#define DSI1_REGS_PHYSICAL_BASE 0xD420B800
+/* DSI2 - 3 Lane Controller base */
+#define DSI2_REGS_PHYSICAL_BASE 0xD420BA00
+
+/* DSI Controller Registers */
+struct dsi_lcd_regs {
+#define DSI_LCD1_CTRL_0 0x100 /* DSI Active Panel 1 Control register 0 */
+#define DSI_LCD1_CTRL_1 0x104 /* DSI Active Panel 1 Control register 1 */
+ u32 ctrl0;
+ u32 ctrl1;
+ u32 reserved1[2];
+
+#define DSI_LCD1_TIMING_0 0x110 /* Timing register 0 */
+#define DSI_LCD1_TIMING_1 0x114 /* Timing register 1 */
+#define DSI_LCD1_TIMING_2 0x118 /* Timing register 2 */
+#define DSI_LCD1_TIMING_3 0x11C /* Timing register 3 */
+#define DSI_LCD1_WC_0 0x120 /* Word Count register 0 */
+#define DSI_LCD1_WC_1 0x124 /* Word Count register 1 */
+#define DSI_LCD1_WC_2 0x128 /* Word Count register 2 */
+ u32 timing0;
+ u32 timing1;
+ u32 timing2;
+ u32 timing3;
+ u32 wc0;
+ u32 wc1;
+ u32 wc2;
+ u32 reserved2[1];
+ u32 slot_cnt0;
+ u32 slot_cnt1;
+ u32 reserved3[2];
+ u32 status_0;
+ u32 status_1;
+ u32 status_2;
+ u32 status_3;
+ u32 status_4;
+};
+
+struct dsi_regs {
+#define DSI_CTRL_0 0x000 /* DSI control register 0 */
+#define DSI_CTRL_1 0x004 /* DSI control register 1 */
+ u32 ctrl0;
+ u32 ctrl1;
+ u32 reserved1[2];
+ u32 irq_status;
+ u32 irq_mask;
+ u32 reserved2[2];
+
+#define DSI_CPU_CMD_0 0x020 /* DSI CPU packet command register 0 */
+#define DSI_CPU_CMD_1 0x024 /* DSU CPU Packet Command Register 1 */
+#define DSI_CPU_CMD_3 0x02C /* DSU CPU Packet Command Register 3 */
+#define DSI_CPU_WDAT_0 0x030 /* DSI CUP */
+ u32 cmd0;
+ u32 cmd1;
+ u32 cmd2;
+ u32 cmd3;
+ u32 dat0;
+ u32 status0;
+ u32 status1;
+ u32 status2;
+ u32 status3;
+ u32 status4;
+ u32 reserved3[2];
+
+ u32 smt_cmd;
+ u32 smt_ctrl0;
+ u32 smt_ctrl1;
+ u32 reserved4[1];
+
+ u32 rx0_status;
+
+/* Rx Packet Header - data from slave device */
+#define DSI_RX_PKT_HDR_0 0x064
+ u32 rx0_header;
+ u32 rx1_status;
+ u32 rx1_header;
+ u32 rx_ctrl;
+ u32 rx_ctrl1;
+ u32 rx2_status;
+ u32 rx2_header;
+ u32 reserved5[1];
+
+ u32 phy_ctrl1;
+#define DSI_PHY_CTRL_2 0x088 /* DSI DPHI Control Register 2 */
+#define DSI_PHY_CTRL_3 0x08C /* DPHY Control Register 3 */
+ u32 phy_ctrl2;
+ u32 phy_ctrl3;
+ u32 phy_status0;
+ u32 phy_status1;
+ u32 reserved6[5];
+ u32 phy_status2;
+
+#define DSI_PHY_RCOMP_0 0x0B0 /* DPHY Rcomp Control Register */
+ u32 phy_rcomp0;
+ u32 reserved7[3];
+#define DSI_PHY_TIME_0 0x0C0 /* DPHY Timing Control Register 0 */
+#define DSI_PHY_TIME_1 0x0C4 /* DPHY Timing Control Register 1 */
+#define DSI_PHY_TIME_2 0x0C8 /* DPHY Timing Control Register 2 */
+#define DSI_PHY_TIME_3 0x0CC /* DPHY Timing Control Register 3 */
+#define DSI_PHY_TIME_4 0x0D0 /* DPHY Timing Control Register 4 */
+#define DSI_PHY_TIME_5 0x0D4 /* DPHY Timing Control Register 5 */
+ u32 phy_timing0;
+ u32 phy_timing1;
+ u32 phy_timing2;
+ u32 phy_timing3;
+ u32 phy_code_0;
+ u32 phy_code_1;
+ u32 reserved8[2];
+ u32 mem_ctrl;
+ u32 tx_timer;
+ u32 rx_timer;
+ u32 turn_timer;
+ u32 reserved9[4];
+
+#define DSI_LCD1_CTRL_0 0x100 /* DSI Active Panel 1 Control register 0 */
+#define DSI_LCD1_CTRL_1 0x104 /* DSI Active Panel 1 Control register 1 */
+#define DSI_LCD1_TIMING_0 0x110 /* Timing register 0 */
+#define DSI_LCD1_TIMING_1 0x114 /* Timing register 1 */
+#define DSI_LCD1_TIMING_2 0x118 /* Timing register 2 */
+#define DSI_LCD1_TIMING_3 0x11C /* Timing register 3 */
+#define DSI_LCD1_WC_0 0x120 /* Word Count register 0 */
+#define DSI_LCD1_WC_1 0x124 /* Word Count register 1 */
+#define DSI_LCD1_WC_2 0x128 /* Word Count register 2 */
+ struct dsi_lcd_regs lcd1;
+ u32 reserved10[11];
+ struct dsi_lcd_regs lcd2;
+};
+
+#define DSI_LCD2_CTRL_0 0x180 /* DSI Active Panel 2 Control register 0 */
+#define DSI_LCD2_CTRL_1 0x184 /* DSI Active Panel 2 Control register 1 */
+#define DSI_LCD2_TIMING_0 0x190 /* Timing register 0 */
+#define DSI_LCD2_TIMING_1 0x194 /* Timing register 1 */
+#define DSI_LCD2_TIMING_2 0x198 /* Timing register 2 */
+#define DSI_LCD2_TIMING_3 0x19C /* Timing register 3 */
+#define DSI_LCD2_WC_0 0x1A0 /* Word Count register 0 */
+#define DSI_LCD2_WC_1 0x1A4 /* Word Count register 1 */
+#define DSI_LCD2_WC_2 0x1A8 /* Word Count register 2 */
+
+/* DSI_CTRL_0 0x0000 DSI Control Register 0 */
+#define DSI_CTRL_0_CFG_SOFT_RST (1<<31)
+#define DSI_CTRL_0_CFG_SOFT_RST_REG (1<<30)
+#define DSI_CTRL_0_CFG_LCD1_TX_EN (1<<8)
+#define DSI_CTRL_0_CFG_LCD1_SLV (1<<4)
+#define DSI_CTRL_0_CFG_LCD1_EN (1<<0)
+
+/* DSI_CTRL_1 0x0004 DSI Control Register 1 */
+#define DSI_CTRL_1_CFG_EOTP (1<<8)
+#define DSI_CTRL_1_CFG_RSVD (2<<4)
+#define DSI_CTRL_1_CFG_LCD2_VCH_NO_MASK (3<<2)
+#define DSI_CTRL_1_CFG_LCD2_VCH_NO_SHIFT 2
+#define DSI_CTRL_1_CFG_LCD1_VCH_NO_MASK (3<<0)
+#define DSI_CTRL_1_CFG_LCD1_VCH_NO_SHIFT 0
+
+/* DSI_LCD1_CTRL_1 0x0104 DSI Active Panel 1 Control Register 1 */
+/* LCD 1 Vsync Reset Enable */
+#define DSI_LCD1_CTRL_1_CFG_L1_VSYNC_RST_EN (1<<31)
+/* LCD 1 2K Pixel Buffer Mode Enable */
+#define DSI_LCD1_CTRL_1_CFG_L1_M2K_EN (1<<30)
+/* Bit(s) DSI_LCD1_CTRL_1_RSRV_29_23 reserved */
+/* Long Blanking Packet Enable */
+#define DSI_LCD1_CTRL_1_CFG_L1_HLP_PKT_EN (1<<22)
+/* Extra Long Blanking Packet Enable */
+#define DSI_LCD1_CTRL_1_CFG_L1_HEX_PKT_EN (1<<21)
+/* Front Porch Packet Enable */
+#define DSI_LCD1_CTRL_1_CFG_L1_HFP_PKT_EN (1<<20)
+/* hact Packet Enable */
+#define DSI_LCD1_CTRL_1_CFG_L1_HACT_PKT_EN (1<<19)
+/* Back Porch Packet Enable */
+#define DSI_LCD1_CTRL_1_CFG_L1_HBP_PKT_EN (1<<18)
+/* hse Packet Enable */
+#define DSI_LCD1_CTRL_1_CFG_L1_HSE_PKT_EN (1<<17)
+/* hsa Packet Enable */
+#define DSI_LCD1_CTRL_1_CFG_L1_HSA_PKT_EN (1<<16)
+/* All Item Enable after Pixel Data */
+#define DSI_LCD1_CTRL_1_CFG_L1_ALL_SLOT_EN (1<<15)
+/* Extra Long Packet Enable after Pixel Data */
+#define DSI_LCD1_CTRL_1_CFG_L1_HEX_SLOT_EN (1<<14)
+/* Bit(s) DSI_LCD1_CTRL_1_RSRV_13_11 reserved */
+/* Turn Around Bus at Last h Line */
+#define DSI_LCD1_CTRL_1_CFG_L1_LAST_LINE_TURN (1<<10)
+/* Go to Low Power Every Frame */
+#define DSI_LCD1_CTRL_1_CFG_L1_LPM_FRAME_EN (1<<9)
+/* Go to Low Power Every Line */
+#define DSI_LCD1_CTRL_1_CFG_L1_LPM_LINE_EN (1<<8)
+/* Bit(s) DSI_LCD1_CTRL_1_RSRV_7_4 reserved */
+/* DSI Transmission Mode for LCD 1 */
+#define DSI_LCD1_CTRL_1_CFG_L1_BURST_MODE_SHIFT 2
+#define DSI_LCD1_CTRL_1_CFG_L1_BURST_MODE_MASK (3<<2)
+/* LCD 1 Input Data RGB Mode for LCD 1 */
+#define DSI_LCD2_CTRL_1_CFG_L1_RGB_TYPE_SHIFT 0
+#define DSI_LCD2_CTRL_1_CFG_L1_RGB_TYPE_MASK (3<<2)
+
+/* DSI_PHY_CTRL_2 0x0088 DPHY Control Register 2 */
+/* Bit(s) DSI_PHY_CTRL_2_RSRV_31_12 reserved */
+/* DPHY LP Receiver Enable */
+#define DSI_PHY_CTRL_2_CFG_CSR_LANE_RESC_EN_MASK (0xf<<8)
+#define DSI_PHY_CTRL_2_CFG_CSR_LANE_RESC_EN_SHIFT 8
+/* DPHY Data Lane Enable */
+#define DSI_PHY_CTRL_2_CFG_CSR_LANE_EN_MASK (0xf<<4)
+#define DSI_PHY_CTRL_2_CFG_CSR_LANE_EN_SHIFT 4
+/* DPHY Bus Turn Around */
+#define DSI_PHY_CTRL_2_CFG_CSR_LANE_TURN_MASK (0xf)
+#define DSI_PHY_CTRL_2_CFG_CSR_LANE_TURN_SHIFT 0
+
+/* DSI_CPU_CMD_1 0x0024 DSI CPU Packet Command Register 1 */
+/* Bit(s) DSI_CPU_CMD_1_RSRV_31_24 reserved */
+/* LPDT TX Enable */
+#define DSI_CPU_CMD_1_CFG_TXLP_LPDT_MASK (0xf<<20)
+#define DSI_CPU_CMD_1_CFG_TXLP_LPDT_SHIFT 20
+/* ULPS TX Enable */
+#define DSI_CPU_CMD_1_CFG_TXLP_ULPS_MASK (0xf<<16)
+#define DSI_CPU_CMD_1_CFG_TXLP_ULPS_SHIFT 16
+/* Low Power TX Trigger Code */
+#define DSI_CPU_CMD_1_CFG_TXLP_TRIGGER_CODE_MASK (0xffff)
+#define DSI_CPU_CMD_1_CFG_TXLP_TRIGGER_CODE_SHIFT 0
+
+/* DSI_PHY_TIME_0 0x00c0 DPHY Timing Control Register 0 */
+/* Length of HS Exit Period in tx_clk_esc Cycles */
+#define DSI_PHY_TIME_0_CFG_CSR_TIME_HS_EXIT_MASK (0xff<<24)
+#define DSI_PHY_TIME_0_CFG_CSR_TIME_HS_EXIT_SHIFT 24
+/* DPHY HS Trail Period Length */
+#define DSI_PHY_TIME_0_CFG_CSR_TIME_HS_TRAIL_MASK (0xff<<16)
+#define DSI_PHY_TIME_0_CFG_CSR_TIME_HS_TRAIL_SHIFT 16
+/* DPHY HS Zero State Length */
+#define DSI_PHY_TIME_0_CDG_CSR_TIME_HS_ZERO_MASK (0xff<<8)
+#define DSI_PHY_TIME_0_CDG_CSR_TIME_HS_ZERO_SHIFT 8
+/* DPHY HS Prepare State Length */
+#define DSI_PHY_TIME_0_CFG_CSR_TIME_HS_PREP_MASK (0xff)
+#define DSI_PHY_TIME_0_CFG_CSR_TIME_HS_PREP_SHIFT 0
+
+/* DSI_PHY_TIME_1 0x00c4 DPHY Timing Control Register 1 */
+/* Time to Drive LP-00 by New Transmitter */
+#define DSI_PHY_TIME_1_CFG_CSR_TIME_TA_GET_MASK (0xff<<24)
+#define DSI_PHY_TIME_1_CFG_CSR_TIME_TA_GET_SHIFT 24
+/* Time to Drive LP-00 after Turn Request */
+#define DSI_PHY_TIME_1_CFG_CSR_TIME_TA_GO_MASK (0xff<<16)
+#define DSI_PHY_TIME_1_CFG_CSR_TIME_TA_GO_SHIFT 16
+/* DPHY HS Wakeup Period Length */
+#define DSI_PHY_TIME_1_CFG_CSR_TIME_WAKEUP_MASK (0xffff)
+#define DSI_PHY_TIME_1_CFG_CSR_TIME_WAKEUP_SHIFT 0
+
+/* DSI_PHY_TIME_2 0x00c8 DPHY Timing Control Register 2 */
+/* DPHY CLK Exit Period Length */
+#define DSI_PHY_TIME_2_CFG_CSR_TIME_CK_EXIT_MASK (0xff<<24)
+#define DSI_PHY_TIME_2_CFG_CSR_TIME_CK_EXIT_SHIFT 24
+/* DPHY CLK Trail Period Length */
+#define DSI_PHY_TIME_2_CFG_CSR_TIME_CK_TRAIL_MASK (0xff<<16)
+#define DSI_PHY_TIME_2_CFG_CSR_TIME_CK_TRAIL_SHIFT 16
+/* DPHY CLK Zero State Length */
+#define DSI_PHY_TIME_2_CFG_CSR_TIME_CK_ZERO_MASK (0xff<<8)
+#define DSI_PHY_TIME_2_CFG_CSR_TIME_CK_ZERO_SHIFT 8
+/* DPHY CLK LP Length */
+#define DSI_PHY_TIME_2_CFG_CSR_TIME_CK_LPX_MASK (0xff)
+#define DSI_PHY_TIME_2_CFG_CSR_TIME_CK_LPX_SHIFT 0
+
+/* DSI_PHY_TIME_3 0x00cc DPHY Timing Control Register 3 */
+/* Bit(s) DSI_PHY_TIME_3_RSRV_31_16 reserved */
+/* DPHY LP Length */
+#define DSI_PHY_TIME_3_CFG_CSR_TIME_LPX_MASK (0xff<<8)
+#define DSI_PHY_TIME_3_CFG_CSR_TIME_LPX_SHIFT 8
+/* DPHY HS req to rdy Length */
+#define DSI_PHY_TIME_3_CFG_CSR_TIME_REQRDY_MASK (0xff)
+#define DSI_PHY_TIME_3_CFG_CSR_TIME_REQRDY_SHIFT 0
+
+#define DSI_ESC_CLK 66 /* Unit: Mhz */
+#define DSI_ESC_CLK_T 15 /* Unit: ns */
+
+/* LVDS */
+/* LVDS_PHY_CTRL */
+#define LVDS_PHY_CTL 0x2A4
+#define LVDS_PLL_LOCK (1 << 31)
+#define LVDS_PHY_EXT_MASK (7 << 28)
+#define LVDS_PHY_EXT_SHIFT (28)
+#define LVDS_CLK_PHASE_MASK (0x7f << 16)
+#define LVDS_CLK_PHASE_SHIFT (16)
+#define LVDS_SSC_RESET_EXT (1 << 13)
+#define LVDS_SSC_MODE_DOWN_SPREAD (1 << 12)
+#define LVDS_SSC_EN (1 << 11)
+#define LVDS_PU_PLL (1 << 10)
+#define LVDS_PU_TX (1 << 9)
+#define LVDS_PU_IVREF (1 << 8)
+#define LVDS_CLK_SEL (1 << 7)
+#define LVDS_CLK_SEL_LVDS_PCLK (1 << 7)
+#define LVDS_PD_CH_MASK (0x3f << 1)
+#define LVDS_PD_CH(ch) ((ch) << 1)
+#define LVDS_RST (1 << 0)
+
+#define LVDS_PHY_CTL_EXT 0x2A8
+
+/* LVDS_PHY_CTRL_EXT1 */
+#define LVDS_SSC_RNGE_MASK (0x7ff << 16)
+#define LVDS_SSC_RNGE_SHIFT (16)
+#define LVDS_RESERVE_IN_MASK (0xf << 12)
+#define LVDS_RESERVE_IN_SHIFT (12)
+#define LVDS_TEST_MON_MASK (0x7 << 8)
+#define LVDS_TEST_MON_SHIFT (8)
+#define LVDS_POL_SWAP_MASK (0x3f << 0)
+#define LVDS_POL_SWAP_SHIFT (0)
+
+/* LVDS_PHY_CTRL_EXT2 */
+#define LVDS_TX_DIF_AMP_MASK (0xf << 24)
+#define LVDS_TX_DIF_AMP_SHIFT (24)
+#define LVDS_TX_DIF_CM_MASK (0x3 << 22)
+#define LVDS_TX_DIF_CM_SHIFT (22)
+#define LVDS_SELLV_TXCLK_MASK (0x1f << 16)
+#define LVDS_SELLV_TXCLK_SHIFT (16)
+#define LVDS_TX_CMFB_EN (0x1 << 15)
+#define LVDS_TX_TERM_EN (0x1 << 14)
+#define LVDS_SELLV_TXDATA_MASK (0x1f << 8)
+#define LVDS_SELLV_TXDATA_SHIFT (8)
+#define LVDS_SELLV_OP7_MASK (0x3 << 6)
+#define LVDS_SELLV_OP7_SHIFT (6)
+#define LVDS_SELLV_OP6_MASK (0x3 << 4)
+#define LVDS_SELLV_OP6_SHIFT (4)
+#define LVDS_SELLV_OP9_MASK (0x3 << 2)
+#define LVDS_SELLV_OP9_SHIFT (2)
+#define LVDS_STRESSTST_EN (0x1 << 0)
+
+/* LVDS_PHY_CTRL_EXT3 */
+#define LVDS_KVCO_MASK (0xf << 28)
+#define LVDS_KVCO_SHIFT (28)
+#define LVDS_CTUNE_MASK (0x3 << 26)
+#define LVDS_CTUNE_SHIFT (26)
+#define LVDS_VREG_IVREF_MASK (0x3 << 24)
+#define LVDS_VREG_IVREF_SHIFT (24)
+#define LVDS_VDDL_MASK (0xf << 20)
+#define LVDS_VDDL_SHIFT (20)
+#define LVDS_VDDM_MASK (0x3 << 18)
+#define LVDS_VDDM_SHIFT (18)
+#define LVDS_FBDIV_MASK (0xf << 8)
+#define LVDS_FBDIV_SHIFT (8)
+#define LVDS_REFDIV_MASK (0x7f << 0)
+#define LVDS_REFDIV_SHIFT (0)
+
+/* LVDS_PHY_CTRL_EXT4 */
+#define LVDS_SSC_FREQ_DIV_MASK (0xffff << 16)
+#define LVDS_SSC_FREQ_DIV_SHIFT (16)
+#define LVDS_INTPI_MASK (0xf << 12)
+#define LVDS_INTPI_SHIFT (12)
+#define LVDS_VCODIV_SEL_SE_MASK (0xf << 8)
+#define LVDS_VCODIV_SEL_SE_SHIFT (8)
+#define LVDS_RESET_INTP_EXT (0x1 << 7)
+#define LVDS_VCO_VRNG_MASK (0x7 << 4)
+#define LVDS_VCO_VRNG_SHIFT (4)
+#define LVDS_PI_EN (0x1 << 3)
+#define LVDS_ICP_MASK (0x7 << 0)
+#define LVDS_ICP_SHIFT (0)
+
+/* LVDS_PHY_CTRL_EXT5 */
+#define LVDS_FREQ_OFFSET_MASK (0x1ffff << 15)
+#define LVDS_FREQ_OFFSET_SHIFT (15)
+#define LVDS_FREQ_OFFSET_VALID (0x1 << 2)
+#define LVDS_FREQ_OFFSET_MODE_CK_DIV4_OUT (0x1 << 1)
+#define LVDS_FREQ_OFFSET_MODE_EN (0x1 << 0)
+
+enum {
+ PATH_PN = 0,
+ PATH_TV,
+ PATH_P2,
+};
+
+/*
+ * mmp path describes part of mmp path related info:
+ * which is hiden in display driver and not exported to buffer driver
+ */
+struct mmphw_ctrl;
+struct mmphw_path_plat {
+ int id;
+ struct mmphw_ctrl *ctrl;
+ struct mmp_path *path;
+ u32 path_config;
+ u32 link_config;
+ u32 dsi_rbswap;
+};
+
+/* mmp ctrl describes mmp controller related info */
+struct mmphw_ctrl {
+ /* platform related, get from config */
+ const char *name;
+ int irq;
+ void __iomem *reg_base;
+ struct clk *clk;
+
+ /* sys info */
+ struct device *dev;
+
+ /* state */
+ int open_count;
+ int status;
+ struct mutex access_ok;
+
+ /*pathes*/
+ int path_num;
+ struct mmphw_path_plat path_plats[];
+};
+
+static inline int overlay_is_vid(struct mmp_overlay *overlay)
+{
+ return overlay->dmafetch_id & 1;
+}
+
+static inline struct mmphw_path_plat *path_to_path_plat(struct mmp_path *path)
+{
+ return (struct mmphw_path_plat *)path->plat_data;
+}
+
+static inline struct mmphw_ctrl *path_to_ctrl(struct mmp_path *path)
+{
+ return path_to_path_plat(path)->ctrl;
+}
+
+static inline struct mmphw_ctrl *overlay_to_ctrl(struct mmp_overlay *overlay)
+{
+ return path_to_ctrl(overlay->path);
+}
+
+static inline void __iomem *ctrl_regs(struct mmp_path *path)
+{
+ return path_to_ctrl(path)->reg_base;
+}
+
+/* path regs, for regs symmetrical for both pathes */
+static inline struct lcd_regs *path_regs(struct mmp_path *path)
+{
+ if (path->id == PATH_PN)
+ return (struct lcd_regs __force *)(ctrl_regs(path) + 0xc0);
+ else if (path->id == PATH_TV)
+ return (struct lcd_regs __force *)ctrl_regs(path);
+ else if (path->id == PATH_P2)
+ return (struct lcd_regs __force *)(ctrl_regs(path) + 0x200);
+ else {
+ dev_err(path->dev, "path id %d invalid\n", path->id);
+ BUG_ON(1);
+ return NULL;
+ }
+}
+
+#ifdef CONFIG_MMP_DISP_SPI
+extern int lcd_spi_register(struct mmphw_ctrl *ctrl);
+#endif
+#endif /* _MMP_CTRL_H_ */
diff --git a/drivers/video/fbdev/mmp/hw/mmp_spi.c b/drivers/video/fbdev/mmp/hw/mmp_spi.c
new file mode 100644
index 000000000..16401eb95
--- /dev/null
+++ b/drivers/video/fbdev/mmp/hw/mmp_spi.c
@@ -0,0 +1,167 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * linux/drivers/video/mmp/hw/mmp_spi.c
+ * using the spi in LCD controler for commands send
+ *
+ * Copyright (C) 2012 Marvell Technology Group Ltd.
+ * Authors: Guoqing Li <ligq@marvell.com>
+ * Lisa Du <cldu@marvell.com>
+ * Zhou Zhu <zzhu3@marvell.com>
+ */
+#include <linux/errno.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/spi/spi.h>
+#include "mmp_ctrl.h"
+
+/**
+ * spi_write - write command to the SPI port
+ * @spi: the SPI device.
+ * @data: can be 8/16/32-bit, MSB justified data to write.
+ *
+ * Wait bus transfer complete IRQ.
+ * The caller is expected to perform the necessary locking.
+ *
+ * Returns:
+ * %-ETIMEDOUT timeout occurred
+ * 0 success
+ */
+static inline int lcd_spi_write(struct spi_device *spi, u32 data)
+{
+ int timeout = 100000, isr, ret = 0;
+ u32 tmp;
+ void __iomem *reg_base = (void __iomem *)
+ *(void **)spi_master_get_devdata(spi->master);
+
+ /* clear ISR */
+ writel_relaxed(~SPI_IRQ_MASK, reg_base + SPU_IRQ_ISR);
+
+ switch (spi->bits_per_word) {
+ case 8:
+ writel_relaxed((u8)data, reg_base + LCD_SPU_SPI_TXDATA);
+ break;
+ case 16:
+ writel_relaxed((u16)data, reg_base + LCD_SPU_SPI_TXDATA);
+ break;
+ case 32:
+ writel_relaxed((u32)data, reg_base + LCD_SPU_SPI_TXDATA);
+ break;
+ default:
+ dev_err(&spi->dev, "Wrong spi bit length\n");
+ }
+
+ /* SPI start to send command */
+ tmp = readl_relaxed(reg_base + LCD_SPU_SPI_CTRL);
+ tmp &= ~CFG_SPI_START_MASK;
+ tmp |= CFG_SPI_START(1);
+ writel(tmp, reg_base + LCD_SPU_SPI_CTRL);
+
+ isr = readl_relaxed(reg_base + SPU_IRQ_ISR);
+ while (!(isr & SPI_IRQ_ENA_MASK)) {
+ udelay(100);
+ isr = readl_relaxed(reg_base + SPU_IRQ_ISR);
+ if (!--timeout) {
+ ret = -ETIMEDOUT;
+ dev_err(&spi->dev, "spi cmd send time out\n");
+ break;
+ }
+ }
+
+ tmp = readl_relaxed(reg_base + LCD_SPU_SPI_CTRL);
+ tmp &= ~CFG_SPI_START_MASK;
+ tmp |= CFG_SPI_START(0);
+ writel_relaxed(tmp, reg_base + LCD_SPU_SPI_CTRL);
+
+ writel_relaxed(~SPI_IRQ_MASK, reg_base + SPU_IRQ_ISR);
+
+ return ret;
+}
+
+static int lcd_spi_setup(struct spi_device *spi)
+{
+ void __iomem *reg_base = (void __iomem *)
+ *(void **)spi_master_get_devdata(spi->master);
+ u32 tmp;
+
+ tmp = CFG_SCLKCNT(16) |
+ CFG_TXBITS(spi->bits_per_word) |
+ CFG_SPI_SEL(1) | CFG_SPI_ENA(1) |
+ CFG_SPI_3W4WB(1);
+ writel(tmp, reg_base + LCD_SPU_SPI_CTRL);
+
+ /*
+ * After set mode it need a time to pull up the spi singals,
+ * or it would cause the wrong waveform when send spi command,
+ * especially on pxa910h
+ */
+ tmp = readl_relaxed(reg_base + SPU_IOPAD_CONTROL);
+ if ((tmp & CFG_IOPADMODE_MASK) != IOPAD_DUMB18SPI)
+ writel_relaxed(IOPAD_DUMB18SPI |
+ (tmp & ~CFG_IOPADMODE_MASK),
+ reg_base + SPU_IOPAD_CONTROL);
+ udelay(20);
+ return 0;
+}
+
+static int lcd_spi_one_transfer(struct spi_device *spi, struct spi_message *m)
+{
+ struct spi_transfer *t;
+ int i;
+
+ list_for_each_entry(t, &m->transfers, transfer_list) {
+ switch (spi->bits_per_word) {
+ case 8:
+ for (i = 0; i < t->len; i++)
+ lcd_spi_write(spi, ((u8 *)t->tx_buf)[i]);
+ break;
+ case 16:
+ for (i = 0; i < t->len/2; i++)
+ lcd_spi_write(spi, ((u16 *)t->tx_buf)[i]);
+ break;
+ case 32:
+ for (i = 0; i < t->len/4; i++)
+ lcd_spi_write(spi, ((u32 *)t->tx_buf)[i]);
+ break;
+ default:
+ dev_err(&spi->dev, "Wrong spi bit length\n");
+ }
+ }
+
+ m->status = 0;
+ if (m->complete)
+ m->complete(m->context);
+ return 0;
+}
+
+int lcd_spi_register(struct mmphw_ctrl *ctrl)
+{
+ struct spi_master *master;
+ void **p_regbase;
+ int err;
+
+ master = spi_alloc_master(ctrl->dev, sizeof(void *));
+ if (!master) {
+ dev_err(ctrl->dev, "unable to allocate SPI master\n");
+ return -ENOMEM;
+ }
+ p_regbase = spi_master_get_devdata(master);
+ *p_regbase = (void __force *)ctrl->reg_base;
+
+ /* set bus num to 5 to avoid conflict with other spi hosts */
+ master->bus_num = 5;
+ master->num_chipselect = 1;
+ master->setup = lcd_spi_setup;
+ master->transfer = lcd_spi_one_transfer;
+
+ err = spi_register_master(master);
+ if (err < 0) {
+ dev_err(ctrl->dev, "unable to register SPI master\n");
+ spi_master_put(master);
+ return err;
+ }
+
+ dev_info(&master->dev, "registered\n");
+
+ return 0;
+}
diff --git a/drivers/video/fbdev/mmp/panel/Kconfig b/drivers/video/fbdev/mmp/panel/Kconfig
new file mode 100644
index 000000000..f58558795
--- /dev/null
+++ b/drivers/video/fbdev/mmp/panel/Kconfig
@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: GPL-2.0
+config MMP_PANEL_TPOHVGA
+ bool "tpohvga panel TJ032MD01BW support"
+ depends on SPI_MASTER
+ help
+ tpohvga panel support
diff --git a/drivers/video/fbdev/mmp/panel/Makefile b/drivers/video/fbdev/mmp/panel/Makefile
new file mode 100644
index 000000000..6a21aeec1
--- /dev/null
+++ b/drivers/video/fbdev/mmp/panel/Makefile
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_MMP_PANEL_TPOHVGA) += tpo_tj032md01bw.o
diff --git a/drivers/video/fbdev/mmp/panel/tpo_tj032md01bw.c b/drivers/video/fbdev/mmp/panel/tpo_tj032md01bw.c
new file mode 100644
index 000000000..34fae588e
--- /dev/null
+++ b/drivers/video/fbdev/mmp/panel/tpo_tj032md01bw.c
@@ -0,0 +1,172 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * linux/drivers/video/mmp/panel/tpo_tj032md01bw.c
+ * active panel using spi interface to do init
+ *
+ * Copyright (C) 2012 Marvell Technology Group Ltd.
+ * Authors: Guoqing Li <ligq@marvell.com>
+ * Lisa Du <cldu@marvell.com>
+ * Zhou Zhu <zzhu3@marvell.com>
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/string.h>
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+#include <linux/err.h>
+#include <linux/spi/spi.h>
+#include <video/mmp_disp.h>
+
+static u16 init[] = {
+ 0x0801,
+ 0x0800,
+ 0x0200,
+ 0x0304,
+ 0x040e,
+ 0x0903,
+ 0x0b18,
+ 0x0c53,
+ 0x0d01,
+ 0x0ee0,
+ 0x0f01,
+ 0x1058,
+ 0x201e,
+ 0x210a,
+ 0x220a,
+ 0x231e,
+ 0x2400,
+ 0x2532,
+ 0x2600,
+ 0x27ac,
+ 0x2904,
+ 0x2aa2,
+ 0x2b45,
+ 0x2c45,
+ 0x2d15,
+ 0x2e5a,
+ 0x2fff,
+ 0x306b,
+ 0x310d,
+ 0x3248,
+ 0x3382,
+ 0x34bd,
+ 0x35e7,
+ 0x3618,
+ 0x3794,
+ 0x3801,
+ 0x395d,
+ 0x3aae,
+ 0x3bff,
+ 0x07c9,
+};
+
+static u16 poweroff[] = {
+ 0x07d9,
+};
+
+struct tpohvga_plat_data {
+ void (*plat_onoff)(int status);
+ struct spi_device *spi;
+};
+
+static void tpohvga_onoff(struct mmp_panel *panel, int status)
+{
+ struct tpohvga_plat_data *plat = panel->plat_data;
+ int ret;
+
+ if (status) {
+ plat->plat_onoff(1);
+
+ ret = spi_write(plat->spi, init, sizeof(init));
+ if (ret < 0)
+ dev_warn(panel->dev, "init cmd failed(%d)\n", ret);
+ } else {
+ ret = spi_write(plat->spi, poweroff, sizeof(poweroff));
+ if (ret < 0)
+ dev_warn(panel->dev, "poweroff cmd failed(%d)\n", ret);
+
+ plat->plat_onoff(0);
+ }
+}
+
+static struct mmp_mode mmp_modes_tpohvga[] = {
+ [0] = {
+ .pixclock_freq = 10394400,
+ .refresh = 60,
+ .xres = 320,
+ .yres = 480,
+ .hsync_len = 10,
+ .left_margin = 15,
+ .right_margin = 10,
+ .vsync_len = 2,
+ .upper_margin = 4,
+ .lower_margin = 2,
+ .invert_pixclock = 1,
+ .pix_fmt_out = PIXFMT_RGB565,
+ },
+};
+
+static int tpohvga_get_modelist(struct mmp_panel *panel,
+ struct mmp_mode **modelist)
+{
+ *modelist = mmp_modes_tpohvga;
+ return 1;
+}
+
+static struct mmp_panel panel_tpohvga = {
+ .name = "tpohvga",
+ .panel_type = PANELTYPE_ACTIVE,
+ .get_modelist = tpohvga_get_modelist,
+ .set_onoff = tpohvga_onoff,
+};
+
+static int tpohvga_probe(struct spi_device *spi)
+{
+ struct mmp_mach_panel_info *mi;
+ int ret;
+ struct tpohvga_plat_data *plat_data;
+
+ /* get configs from platform data */
+ mi = spi->dev.platform_data;
+ if (mi == NULL) {
+ dev_err(&spi->dev, "%s: no platform data defined\n", __func__);
+ return -EINVAL;
+ }
+
+ /* setup spi related info */
+ spi->bits_per_word = 16;
+ ret = spi_setup(spi);
+ if (ret < 0) {
+ dev_err(&spi->dev, "spi setup failed %d", ret);
+ return ret;
+ }
+
+ plat_data = kzalloc(sizeof(*plat_data), GFP_KERNEL);
+ if (plat_data == NULL)
+ return -ENOMEM;
+
+ plat_data->spi = spi;
+ plat_data->plat_onoff = mi->plat_set_onoff;
+ panel_tpohvga.plat_data = plat_data;
+ panel_tpohvga.plat_path_name = mi->plat_path_name;
+ panel_tpohvga.dev = &spi->dev;
+
+ mmp_register_panel(&panel_tpohvga);
+
+ return 0;
+}
+
+static struct spi_driver panel_tpohvga_driver = {
+ .driver = {
+ .name = "tpo-hvga",
+ },
+ .probe = tpohvga_probe,
+};
+module_spi_driver(panel_tpohvga_driver);
+
+MODULE_AUTHOR("Lisa Du<cldu@marvell.com>");
+MODULE_DESCRIPTION("Panel driver for tpohvga");
+MODULE_LICENSE("GPL");