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-rw-r--r--drivers/clk/mediatek/clk-mt8192-mdp.c83
1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt8192-mdp.c b/drivers/clk/mediatek/clk-mt8192-mdp.c
new file mode 100644
index 000000000..4675788d7
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8192-mdp.c
@@ -0,0 +1,83 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// Copyright (c) 2021 MediaTek Inc.
+// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>
+
+#include <linux/clk-provider.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+
+#include "clk-mtk.h"
+#include "clk-gate.h"
+
+#include <dt-bindings/clock/mt8192-clk.h>
+
+static const struct mtk_gate_regs mdp0_cg_regs = {
+ .set_ofs = 0x104,
+ .clr_ofs = 0x108,
+ .sta_ofs = 0x100,
+};
+
+static const struct mtk_gate_regs mdp1_cg_regs = {
+ .set_ofs = 0x124,
+ .clr_ofs = 0x128,
+ .sta_ofs = 0x120,
+};
+
+#define GATE_MDP0(_id, _name, _parent, _shift) \
+ GATE_MTK(_id, _name, _parent, &mdp0_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
+
+#define GATE_MDP1(_id, _name, _parent, _shift) \
+ GATE_MTK(_id, _name, _parent, &mdp1_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
+
+static const struct mtk_gate mdp_clks[] = {
+ /* MDP0 */
+ GATE_MDP0(CLK_MDP_RDMA0, "mdp_mdp_rdma0", "mdp_sel", 0),
+ GATE_MDP0(CLK_MDP_TDSHP0, "mdp_mdp_tdshp0", "mdp_sel", 1),
+ GATE_MDP0(CLK_MDP_IMG_DL_ASYNC0, "mdp_img_dl_async0", "mdp_sel", 2),
+ GATE_MDP0(CLK_MDP_IMG_DL_ASYNC1, "mdp_img_dl_async1", "mdp_sel", 3),
+ GATE_MDP0(CLK_MDP_RDMA1, "mdp_mdp_rdma1", "mdp_sel", 4),
+ GATE_MDP0(CLK_MDP_TDSHP1, "mdp_mdp_tdshp1", "mdp_sel", 5),
+ GATE_MDP0(CLK_MDP_SMI0, "mdp_smi0", "mdp_sel", 6),
+ GATE_MDP0(CLK_MDP_APB_BUS, "mdp_apb_bus", "mdp_sel", 7),
+ GATE_MDP0(CLK_MDP_WROT0, "mdp_mdp_wrot0", "mdp_sel", 8),
+ GATE_MDP0(CLK_MDP_RSZ0, "mdp_mdp_rsz0", "mdp_sel", 9),
+ GATE_MDP0(CLK_MDP_HDR0, "mdp_mdp_hdr0", "mdp_sel", 10),
+ GATE_MDP0(CLK_MDP_MUTEX0, "mdp_mdp_mutex0", "mdp_sel", 11),
+ GATE_MDP0(CLK_MDP_WROT1, "mdp_mdp_wrot1", "mdp_sel", 12),
+ GATE_MDP0(CLK_MDP_RSZ1, "mdp_mdp_rsz1", "mdp_sel", 13),
+ GATE_MDP0(CLK_MDP_HDR1, "mdp_mdp_hdr1", "mdp_sel", 14),
+ GATE_MDP0(CLK_MDP_FAKE_ENG0, "mdp_mdp_fake_eng0", "mdp_sel", 15),
+ GATE_MDP0(CLK_MDP_AAL0, "mdp_mdp_aal0", "mdp_sel", 16),
+ GATE_MDP0(CLK_MDP_AAL1, "mdp_mdp_aal1", "mdp_sel", 17),
+ GATE_MDP0(CLK_MDP_COLOR0, "mdp_mdp_color0", "mdp_sel", 18),
+ GATE_MDP0(CLK_MDP_COLOR1, "mdp_mdp_color1", "mdp_sel", 19),
+ /* MDP1 */
+ GATE_MDP1(CLK_MDP_IMG_DL_RELAY0_ASYNC0, "mdp_img_dl_relay0_async0", "mdp_sel", 0),
+ GATE_MDP1(CLK_MDP_IMG_DL_RELAY1_ASYNC1, "mdp_img_dl_relay1_async1", "mdp_sel", 8),
+};
+
+static const struct mtk_clk_desc mdp_desc = {
+ .clks = mdp_clks,
+ .num_clks = ARRAY_SIZE(mdp_clks),
+};
+
+static const struct of_device_id of_match_clk_mt8192_mdp[] = {
+ {
+ .compatible = "mediatek,mt8192-mdpsys",
+ .data = &mdp_desc,
+ }, {
+ /* sentinel */
+ }
+};
+
+static struct platform_driver clk_mt8192_mdp_drv = {
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
+ .driver = {
+ .name = "clk-mt8192-mdp",
+ .of_match_table = of_match_clk_mt8192_mdp,
+ },
+};
+
+builtin_platform_driver(clk_mt8192_mdp_drv);