Merge tag 'mediatek-drm-next-5.10' of https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux into drm-next

Mediatek DRM Next for Linux 5.10

1. Move Mediatek HDMI PHY driver from DRM folder to PHY folder
2. Convert mtk-dpi to drm_bridge API
3. Disable tmds on mt2701

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200914231227.30500-1-chunkuang.hu@kernel.org

13 files changed, 129 insertions, 847 deletions

diff --git a/drivers/gpu/drm/mediatek/Kconfig b/drivers/gpu/drm/mediatek/Kconfig
index aa74aac3cbcc..65cd03a4be29 100644
--- a/drivers/gpu/drm/mediatek/Kconfig
+++ b/drivers/gpu/drm/mediatek/Kconfig
@@ -24,6 +24,6 @@ config DRM_MEDIATEK_HDMI
 	tristate "DRM HDMI Support for Mediatek SoCs"
 	depends on DRM_MEDIATEK
 	select SND_SOC_HDMI_CODEC if SND_SOC
-	select GENERIC_PHY
+	select PHY_MTK_HDMI
 	help
 	  DRM/KMS HDMI driver for Mediatek SoCs
diff --git a/drivers/gpu/drm/mediatek/Makefile b/drivers/gpu/drm/mediatek/Makefile
index b7a82ed5788f..77b0fd86063d 100644
--- a/drivers/gpu/drm/mediatek/Makefile
+++ b/drivers/gpu/drm/mediatek/Makefile
@@ -19,9 +19,6 @@ obj-$(CONFIG_DRM_MEDIATEK) += mediatek-drm.o
 
 mediatek-drm-hdmi-objs := mtk_cec.o \
 			  mtk_hdmi.o \
-			  mtk_hdmi_ddc.o \
-			  mtk_mt2701_hdmi_phy.o \
-			  mtk_mt8173_hdmi_phy.o \
-			  mtk_hdmi_phy.o
+			  mtk_hdmi_ddc.o
 
 obj-$(CONFIG_DRM_MEDIATEK_HDMI) += mediatek-drm-hdmi.o
diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index d4f0fb7ad312..cf11c4850b40 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -64,7 +64,8 @@ enum mtk_dpi_out_color_format {
 struct mtk_dpi {
 	struct mtk_ddp_comp ddp_comp;
 	struct drm_encoder encoder;
-	struct drm_bridge *bridge;
+	struct drm_bridge bridge;
+	struct drm_bridge *next_bridge;
 	void __iomem *regs;
 	struct device *dev;
 	struct clk *engine_clk;
@@ -83,9 +84,9 @@ struct mtk_dpi {
 	int refcount;
 };
 
-static inline struct mtk_dpi *mtk_dpi_from_encoder(struct drm_encoder *e)
+static inline struct mtk_dpi *bridge_to_dpi(struct drm_bridge *b)
 {
-	return container_of(e, struct mtk_dpi, encoder);
+	return container_of(b, struct mtk_dpi, bridge);
 }
 
 enum mtk_dpi_polarity {
@@ -521,50 +522,53 @@ static int mtk_dpi_set_display_mode(struct mtk_dpi *dpi,
 	return 0;
 }
 
-static bool mtk_dpi_encoder_mode_fixup(struct drm_encoder *encoder,
-				       const struct drm_display_mode *mode,
-				       struct drm_display_mode *adjusted_mode)
+static void mtk_dpi_encoder_destroy(struct drm_encoder *encoder)
 {
-	return true;
+	drm_encoder_cleanup(encoder);
 }
 
-static void mtk_dpi_encoder_mode_set(struct drm_encoder *encoder,
-				     struct drm_display_mode *mode,
-				     struct drm_display_mode *adjusted_mode)
+static const struct drm_encoder_funcs mtk_dpi_encoder_funcs = {
+	.destroy = mtk_dpi_encoder_destroy,
+};
+
+static int mtk_dpi_bridge_attach(struct drm_bridge *bridge,
+				 enum drm_bridge_attach_flags flags)
 {
-	struct mtk_dpi *dpi = mtk_dpi_from_encoder(encoder);
+	struct mtk_dpi *dpi = bridge_to_dpi(bridge);
+
+	return drm_bridge_attach(bridge->encoder, dpi->next_bridge,
+				 &dpi->bridge, flags);
+}
+
+static void mtk_dpi_bridge_mode_set(struct drm_bridge *bridge,
+				const struct drm_display_mode *mode,
+				const struct drm_display_mode *adjusted_mode)
+{
+	struct mtk_dpi *dpi = bridge_to_dpi(bridge);
 
 	drm_mode_copy(&dpi->mode, adjusted_mode);
 }
 
-static void mtk_dpi_encoder_disable(struct drm_encoder *encoder)
+static void mtk_dpi_bridge_disable(struct drm_bridge *bridge)
 {
-	struct mtk_dpi *dpi = mtk_dpi_from_encoder(encoder);
+	struct mtk_dpi *dpi = bridge_to_dpi(bridge);
 
 	mtk_dpi_power_off(dpi);
 }
 
-static void mtk_dpi_encoder_enable(struct drm_encoder *encoder)
+static void mtk_dpi_bridge_enable(struct drm_bridge *bridge)
 {
-	struct mtk_dpi *dpi = mtk_dpi_from_encoder(encoder);
+	struct mtk_dpi *dpi = bridge_to_dpi(bridge);
 
 	mtk_dpi_power_on(dpi);
 	mtk_dpi_set_display_mode(dpi, &dpi->mode);
 }
 
-static int mtk_dpi_atomic_check(struct drm_encoder *encoder,
-				struct drm_crtc_state *crtc_state,
-				struct drm_connector_state *conn_state)
-{
-	return 0;
-}
-
-static const struct drm_encoder_helper_funcs mtk_dpi_encoder_helper_funcs = {
-	.mode_fixup = mtk_dpi_encoder_mode_fixup,
-	.mode_set = mtk_dpi_encoder_mode_set,
-	.disable = mtk_dpi_encoder_disable,
-	.enable = mtk_dpi_encoder_enable,
-	.atomic_check = mtk_dpi_atomic_check,
+static const struct drm_bridge_funcs mtk_dpi_bridge_funcs = {
+	.attach = mtk_dpi_bridge_attach,
+	.mode_set = mtk_dpi_bridge_mode_set,
+	.disable = mtk_dpi_bridge_disable,
+	.enable = mtk_dpi_bridge_enable,
 };
 
 static void mtk_dpi_start(struct mtk_ddp_comp *comp)
@@ -605,12 +609,10 @@ static int mtk_dpi_bind(struct device *dev, struct device *master, void *data)
 		dev_err(dev, "Failed to initialize decoder: %d\n", ret);
 		goto err_unregister;
 	}
-	drm_encoder_helper_add(&dpi->encoder, &mtk_dpi_encoder_helper_funcs);
 
-	/* Currently DPI0 is fixed to be driven by OVL1 */
-	dpi->encoder.possible_crtcs = BIT(1);
+	dpi->encoder.possible_crtcs = mtk_drm_find_possible_crtc_by_comp(drm_dev, dpi->ddp_comp);
 
-	ret = drm_bridge_attach(&dpi->encoder, dpi->bridge, NULL, 0);
+	ret = drm_bridge_attach(&dpi->encoder, &dpi->bridge, NULL, 0);
 	if (ret) {
 		dev_err(dev, "Failed to attach bridge: %d\n", ret);
 		goto err_cleanup;
@@ -770,11 +772,11 @@ static int mtk_dpi_probe(struct platform_device *pdev)
 	}
 
 	ret = drm_of_find_panel_or_bridge(dev->of_node, 0, 0,
-					  NULL, &dpi->bridge);
+					  NULL, &dpi->next_bridge);
 	if (ret)
 		return ret;
 
-	dev_info(dev, "Found bridge node: %pOF\n", dpi->bridge->of_node);
+	dev_info(dev, "Found bridge node: %pOF\n", dpi->next_bridge->of_node);
 
 	comp_id = mtk_ddp_comp_get_id(dev->of_node, MTK_DPI);
 	if (comp_id < 0) {
@@ -791,8 +793,15 @@ static int mtk_dpi_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, dpi);
 
+	dpi->bridge.funcs = &mtk_dpi_bridge_funcs;
+	dpi->bridge.of_node = dev->of_node;
+	dpi->bridge.type = DRM_MODE_CONNECTOR_DPI;
+
+	drm_bridge_add(&dpi->bridge);
+
 	ret = component_add(dev, &mtk_dpi_component_ops);
 	if (ret) {
+		drm_bridge_remove(&dpi->bridge);
 		dev_err(dev, "Failed to add component: %d\n", ret);
 		return ret;
 	}
@@ -802,7 +811,10 @@ static int mtk_dpi_probe(struct platform_device *pdev)
 
 static int mtk_dpi_remove(struct platform_device *pdev)
 {
+	struct mtk_dpi *dpi = platform_get_drvdata(pdev);
+
 	component_del(&pdev->dev, &mtk_dpi_component_ops);
+	drm_bridge_remove(&dpi->bridge);
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
index 57c88de9a329..bfd42ae1f64c 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
@@ -13,6 +13,8 @@
 #include <linux/of_platform.h>
 #include <linux/platform_device.h>
 #include <linux/soc/mediatek/mtk-cmdq.h>
+#include <drm/drm_print.h>
+
 #include "mtk_drm_drv.h"
 #include "mtk_drm_plane.h"
 #include "mtk_drm_ddp_comp.h"
@@ -412,6 +414,22 @@ static const struct mtk_ddp_comp_match mtk_ddp_matches[DDP_COMPONENT_ID_MAX] = {
 	[DDP_COMPONENT_WDMA1]	= { MTK_DISP_WDMA,	1, NULL },
 };
 
+static bool mtk_drm_find_comp_in_ddp(struct mtk_ddp_comp ddp_comp,
+				     const enum mtk_ddp_comp_id *path,
+				     unsigned int path_len)
+{
+	unsigned int i;
+
+	if (path == NULL)
+		return false;
+
+	for (i = 0U; i < path_len; i++)
+		if (ddp_comp.id == path[i])
+			return true;
+
+	return false;
+}
+
 int mtk_ddp_comp_get_id(struct device_node *node,
 			enum mtk_ddp_comp_type comp_type)
 {
@@ -427,6 +445,26 @@ int mtk_ddp_comp_get_id(struct device_node *node,
 	return -EINVAL;
 }
 
+unsigned int mtk_drm_find_possible_crtc_by_comp(struct drm_device *drm,
+						struct mtk_ddp_comp ddp_comp)
+{
+	struct mtk_drm_private *private = drm->dev_private;
+	unsigned int ret = 0;
+
+	if (mtk_drm_find_comp_in_ddp(ddp_comp, private->data->main_path, private->data->main_len))
+		ret = BIT(0);
+	else if (mtk_drm_find_comp_in_ddp(ddp_comp, private->data->ext_path,
+					  private->data->ext_len))
+		ret = BIT(1);
+	else if (mtk_drm_find_comp_in_ddp(ddp_comp, private->data->third_path,
+					  private->data->third_len))
+		ret = BIT(2);
+	else
+		DRM_INFO("Failed to find comp in ddp table\n");
+
+	return ret;
+}
+
 int mtk_ddp_comp_init(struct device *dev, struct device_node *node,
 		      struct mtk_ddp_comp *comp, enum mtk_ddp_comp_id comp_id,
 		      const struct mtk_ddp_comp_funcs *funcs)
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
index debe36395fe7..1d9e00b69462 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
@@ -202,6 +202,8 @@ static inline void mtk_ddp_ctm_set(struct mtk_ddp_comp *comp,
 
 int mtk_ddp_comp_get_id(struct device_node *node,
 			enum mtk_ddp_comp_type comp_type);
+unsigned int mtk_drm_find_possible_crtc_by_comp(struct drm_device *drm,
+						struct mtk_ddp_comp ddp_comp);
 int mtk_ddp_comp_init(struct device *dev, struct device_node *comp_node,
 		      struct mtk_ddp_comp *comp, enum mtk_ddp_comp_id comp_id,
 		      const struct mtk_ddp_comp_funcs *funcs);
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index 040a8f393fe2..2350e3200b59 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -74,6 +74,19 @@ static const enum mtk_ddp_comp_id mt2701_mtk_ddp_ext[] = {
 	DDP_COMPONENT_DPI0,
 };
 
+static const enum mtk_ddp_comp_id mt7623_mtk_ddp_main[] = {
+	DDP_COMPONENT_OVL0,
+	DDP_COMPONENT_RDMA0,
+	DDP_COMPONENT_COLOR0,
+	DDP_COMPONENT_BLS,
+	DDP_COMPONENT_DPI0,
+};
+
+static const enum mtk_ddp_comp_id mt7623_mtk_ddp_ext[] = {
+	DDP_COMPONENT_RDMA1,
+	DDP_COMPONENT_DSI0,
+};
+
 static const enum mtk_ddp_comp_id mt2712_mtk_ddp_main[] = {
 	DDP_COMPONENT_OVL0,
 	DDP_COMPONENT_COLOR0,
@@ -127,6 +140,14 @@ static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = {
 	.shadow_register = true,
 };
 
+static const struct mtk_mmsys_driver_data mt7623_mmsys_driver_data = {
+	.main_path = mt7623_mtk_ddp_main,
+	.main_len = ARRAY_SIZE(mt7623_mtk_ddp_main),
+	.ext_path = mt7623_mtk_ddp_ext,
+	.ext_len = ARRAY_SIZE(mt7623_mtk_ddp_ext),
+	.shadow_register = true,
+};
+
 static const struct mtk_mmsys_driver_data mt2712_mmsys_driver_data = {
 	.main_path = mt2712_mtk_ddp_main,
 	.main_len = ARRAY_SIZE(mt2712_mtk_ddp_main),
@@ -422,6 +443,8 @@ static const struct of_device_id mtk_ddp_comp_dt_ids[] = {
 static const struct of_device_id mtk_drm_of_ids[] = {
 	{ .compatible = "mediatek,mt2701-mmsys",
 	  .data = &mt2701_mmsys_driver_data},
+	{ .compatible = "mediatek,mt7623-mmsys",
+	  .data = &mt7623_mmsys_driver_data},
 	{ .compatible = "mediatek,mt2712-mmsys",
 	  .data = &mt2712_mmsys_driver_data},
 	{ .compatible = "mediatek,mt8173-mmsys",
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
index 16fd99dcdacf..20f348992086 100644
--- a/drivers/gpu/drm/mediatek/mtk_dsi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
@@ -970,11 +970,7 @@ static int mtk_dsi_encoder_init(struct drm_device *drm, struct mtk_dsi *dsi)
 		return ret;
 	}
 
-	/*
-	 * Currently display data paths are statically assigned to a crtc each.
-	 * crtc 0 is OVL0 -> COLOR0 -> AAL -> OD -> RDMA0 -> UFOE -> DSI0
-	 */
-	dsi->encoder.possible_crtcs = 1;
+	dsi->encoder.possible_crtcs = mtk_drm_find_possible_crtc_by_comp(drm, dsi->ddp_comp);
 
 	ret = drm_bridge_attach(&dsi->encoder, &dsi->bridge, NULL,
 				DRM_BRIDGE_ATTACH_NO_CONNECTOR);
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
index f2e9b429960b..0ed7b0b1a022 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
@@ -12,6 +12,7 @@
 #include <linux/io.h>
 #include <linux/kernel.h>
 #include <linux/mfd/syscon.h>
+#include <linux/module.h>
 #include <linux/mutex.h>
 #include <linux/of_platform.h>
 #include <linux/of.h>
@@ -145,11 +146,16 @@ struct hdmi_audio_param {
 	struct hdmi_codec_params codec_params;
 };
 
+struct mtk_hdmi_conf {
+	bool tz_disabled;
+};
+
 struct mtk_hdmi {
 	struct drm_bridge bridge;
 	struct drm_bridge *next_bridge;
 	struct drm_connector conn;
 	struct device *dev;
+	const struct mtk_hdmi_conf *conf;
 	struct phy *phy;
 	struct device *cec_dev;
 	struct i2c_adapter *ddc_adpt;
@@ -234,7 +240,6 @@ static void mtk_hdmi_hw_vid_black(struct mtk_hdmi *hdmi, bool black)
 static void mtk_hdmi_hw_make_reg_writable(struct mtk_hdmi *hdmi, bool enable)
 {
 	struct arm_smccc_res res;
-	struct mtk_hdmi_phy *hdmi_phy = phy_get_drvdata(hdmi->phy);
 
 	/*
 	 * MT8173 HDMI hardware has an output control bit to enable/disable HDMI
@@ -242,7 +247,7 @@ static void mtk_hdmi_hw_make_reg_writable(struct mtk_hdmi *hdmi, bool enable)
 	 * The ARM trusted firmware provides an API for the HDMI driver to set
 	 * this control bit to enable HDMI output in supervisor mode.
 	 */
-	if (hdmi_phy->conf && hdmi_phy->conf->tz_disabled)
+	if (hdmi->conf && hdmi->conf->tz_disabled)
 		regmap_update_bits(hdmi->sys_regmap,
 				   hdmi->sys_offset + HDMI_SYS_CFG20,
 				   0x80008005, enable ? 0x80000005 : 0x8000);
@@ -1723,6 +1728,7 @@ static int mtk_drm_hdmi_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	hdmi->dev = dev;
+	hdmi->conf = of_device_get_match_data(dev);
 
 	ret = mtk_hdmi_dt_parse_pdata(hdmi, pdev);
 	if (ret)
@@ -1803,8 +1809,16 @@ static int mtk_hdmi_resume(struct device *dev)
 static SIMPLE_DEV_PM_OPS(mtk_hdmi_pm_ops,
 			 mtk_hdmi_suspend, mtk_hdmi_resume);
 
+static const struct mtk_hdmi_conf mtk_hdmi_conf_mt2701 = {
+	.tz_disabled = true,
+};
+
 static const struct of_device_id mtk_drm_hdmi_of_ids[] = {
-	{ .compatible = "mediatek,mt8173-hdmi", },
+	{ .compatible = "mediatek,mt2701-hdmi",
+	  .data = &mtk_hdmi_conf_mt2701,
+	},
+	{ .compatible = "mediatek,mt8173-hdmi",
+	},
 	{}
 };
 
@@ -1819,7 +1833,6 @@ static struct platform_driver mtk_hdmi_driver = {
 };
 
 static struct platform_driver * const mtk_hdmi_drivers[] = {
-	&mtk_hdmi_phy_driver,
 	&mtk_hdmi_ddc_driver,
 	&mtk_cec_driver,
 	&mtk_hdmi_driver,
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.h b/drivers/gpu/drm/mediatek/mtk_hdmi.h
index bb3653de6bd1..472bf141c92b 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi.h
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi.h
@@ -5,7 +5,6 @@
  */
 #ifndef _MTK_HDMI_CTRL_H
 #define _MTK_HDMI_CTRL_H
-#include "mtk_hdmi_phy.h"
 
 struct platform_driver;
 
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_phy.c b/drivers/gpu/drm/mediatek/mtk_hdmi_phy.c
deleted file mode 100644
index 5223498502c4..000000000000
--- a/drivers/gpu/drm/mediatek/mtk_hdmi_phy.c
+++ /dev/null
@@ -1,210 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright (c) 2018 MediaTek Inc.
- * Author: Jie Qiu <jie.qiu@mediatek.com>
- */
-
-#include "mtk_hdmi_phy.h"
-
-static int mtk_hdmi_phy_power_on(struct phy *phy);
-static int mtk_hdmi_phy_power_off(struct phy *phy);
-
-static const struct phy_ops mtk_hdmi_phy_dev_ops = {
-	.power_on = mtk_hdmi_phy_power_on,
-	.power_off = mtk_hdmi_phy_power_off,
-	.owner = THIS_MODULE,
-};
-
-void mtk_hdmi_phy_clear_bits(struct mtk_hdmi_phy *hdmi_phy, u32 offset,
-			     u32 bits)
-{
-	void __iomem *reg = hdmi_phy->regs + offset;
-	u32 tmp;
-
-	tmp = readl(reg);
-	tmp &= ~bits;
-	writel(tmp, reg);
-}
-
-void mtk_hdmi_phy_set_bits(struct mtk_hdmi_phy *hdmi_phy, u32 offset,
-			   u32 bits)
-{
-	void __iomem *reg = hdmi_phy->regs + offset;
-	u32 tmp;
-
-	tmp = readl(reg);
-	tmp |= bits;
-	writel(tmp, reg);
-}
-
-void mtk_hdmi_phy_mask(struct mtk_hdmi_phy *hdmi_phy, u32 offset,
-		       u32 val, u32 mask)
-{
-	void __iomem *reg = hdmi_phy->regs + offset;
-	u32 tmp;
-
-	tmp = readl(reg);
-	tmp = (tmp & ~mask) | (val & mask);
-	writel(tmp, reg);
-}
-
-inline struct mtk_hdmi_phy *to_mtk_hdmi_phy(struct clk_hw *hw)
-{
-	return container_of(hw, struct mtk_hdmi_phy, pll_hw);
-}
-
-static int mtk_hdmi_phy_power_on(struct phy *phy)
-{
-	struct mtk_hdmi_phy *hdmi_phy = phy_get_drvdata(phy);
-	int ret;
-
-	ret = clk_prepare_enable(hdmi_phy->pll);
-	if (ret < 0)
-		return ret;
-
-	hdmi_phy->conf->hdmi_phy_enable_tmds(hdmi_phy);
-	return 0;
-}
-
-static int mtk_hdmi_phy_power_off(struct phy *phy)
-{
-	struct mtk_hdmi_phy *hdmi_phy = phy_get_drvdata(phy);
-
-	hdmi_phy->conf->hdmi_phy_disable_tmds(hdmi_phy);
-	clk_disable_unprepare(hdmi_phy->pll);
-
-	return 0;
-}
-
-static const struct phy_ops *
-mtk_hdmi_phy_dev_get_ops(const struct mtk_hdmi_phy *hdmi_phy)
-{
-	if (hdmi_phy && hdmi_phy->conf &&
-	    hdmi_phy->conf->hdmi_phy_enable_tmds &&
-	    hdmi_phy->conf->hdmi_phy_disable_tmds)
-		return &mtk_hdmi_phy_dev_ops;
-
-	dev_err(hdmi_phy->dev, "Failed to get dev ops of phy\n");
-		return NULL;
-}
-
-static void mtk_hdmi_phy_clk_get_data(struct mtk_hdmi_phy *hdmi_phy,
-				      struct clk_init_data *clk_init)
-{
-	clk_init->flags = hdmi_phy->conf->flags;
-	clk_init->ops = hdmi_phy->conf->hdmi_phy_clk_ops;
-}
-
-static int mtk_hdmi_phy_probe(struct platform_device *pdev)
-{
-	struct device *dev = &pdev->dev;
-	struct mtk_hdmi_phy *hdmi_phy;
-	struct resource *mem;
-	struct clk *ref_clk;
-	const char *ref_clk_name;
-	struct clk_init_data clk_init = {
-		.num_parents = 1,
-		.parent_names = (const char * const *)&ref_clk_name,
-	};
-
-	struct phy *phy;
-	struct phy_provider *phy_provider;
-	int ret;
-
-	hdmi_phy = devm_kzalloc(dev, sizeof(*hdmi_phy), GFP_KERNEL);
-	if (!hdmi_phy)
-		return -ENOMEM;
-
-	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	hdmi_phy->regs = devm_ioremap_resource(dev, mem);
-	if (IS_ERR(hdmi_phy->regs)) {
-		ret = PTR_ERR(hdmi_phy->regs);
-		dev_err(dev, "Failed to get memory resource: %d\n", ret);
-		return ret;
-	}
-
-	ref_clk = devm_clk_get(dev, "pll_ref");
-	if (IS_ERR(ref_clk)) {
-		ret = PTR_ERR(ref_clk);
-		dev_err(&pdev->dev, "Failed to get PLL reference clock: %d\n",
-			ret);
-		return ret;
-	}
-	ref_clk_name = __clk_get_name(ref_clk);
-
-	ret = of_property_read_string(dev->of_node, "clock-output-names",
-				      &clk_init.name);
-	if (ret < 0) {
-		dev_err(dev, "Failed to read clock-output-names: %d\n", ret);
-		return ret;
-	}
-
-	hdmi_phy->dev = dev;
-	hdmi_phy->conf =
-		(struct mtk_hdmi_phy_conf *)of_device_get_match_data(dev);
-	mtk_hdmi_phy_clk_get_data(hdmi_phy, &clk_init);
-	hdmi_phy->pll_hw.init = &clk_init;
-	hdmi_phy->pll = devm_clk_register(dev, &hdmi_phy->pll_hw);
-	if (IS_ERR(hdmi_phy->pll)) {
-		ret = PTR_ERR(hdmi_phy->pll);
-		dev_err(dev, "Failed to register PLL: %d\n", ret);
-		return ret;
-	}
-
-	ret = of_property_read_u32(dev->of_node, "mediatek,ibias",
-				   &hdmi_phy->ibias);
-	if (ret < 0) {
-		dev_err(&pdev->dev, "Failed to get ibias: %d\n", ret);
-		return ret;
-	}
-
-	ret = of_property_read_u32(dev->of_node, "mediatek,ibias_up",
-				   &hdmi_phy->ibias_up);
-	if (ret < 0) {
-		dev_err(&pdev->dev, "Failed to get ibias up: %d\n", ret);
-		return ret;
-	}
-
-	dev_info(dev, "Using default TX DRV impedance: 4.2k/36\n");
-	hdmi_phy->drv_imp_clk = 0x30;
-	hdmi_phy->drv_imp_d2 = 0x30;
-	hdmi_phy->drv_imp_d1 = 0x30;
-	hdmi_phy->drv_imp_d0 = 0x30;
-
-	phy = devm_phy_create(dev, NULL, mtk_hdmi_phy_dev_get_ops(hdmi_phy));
-	if (IS_ERR(phy)) {
-		dev_err(dev, "Failed to create HDMI PHY\n");
-		return PTR_ERR(phy);
-	}
-	phy_set_drvdata(phy, hdmi_phy);
-
-	phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
-	if (IS_ERR(phy_provider)) {
-		dev_err(dev, "Failed to register HDMI PHY\n");
-		return PTR_ERR(phy_provider);
-	}
-
-	return of_clk_add_provider(dev->of_node, of_clk_src_simple_get,
-				   hdmi_phy->pll);
-}
-
-static const struct of_device_id mtk_hdmi_phy_match[] = {
-	{ .compatible = "mediatek,mt2701-hdmi-phy",
-	  .data = &mtk_hdmi_phy_2701_conf,
-	},
-	{ .compatible = "mediatek,mt8173-hdmi-phy",
-	  .data = &mtk_hdmi_phy_8173_conf,
-	},
-	{},
-};
-
-struct platform_driver mtk_hdmi_phy_driver = {
-	.probe = mtk_hdmi_phy_probe,
-	.driver = {
-		.name = "mediatek-hdmi-phy",
-		.of_match_table = mtk_hdmi_phy_match,
-	},
-};
-
-MODULE_DESCRIPTION("MediaTek HDMI PHY Driver");
-MODULE_LICENSE("GPL v2");
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_phy.h b/drivers/gpu/drm/mediatek/mtk_hdmi_phy.h
deleted file mode 100644
index 2d8b3182470d..000000000000
--- a/drivers/gpu/drm/mediatek/mtk_hdmi_phy.h
+++ /dev/null
@@ -1,57 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/*
- * Copyright (c) 2018 MediaTek Inc.
- * Author: Chunhui Dai <chunhui.dai@mediatek.com>
- */
-
-#ifndef _MTK_HDMI_PHY_H
-#define _MTK_HDMI_PHY_H
-#include <linux/clk.h>
-#include <linux/clk-provider.h>
-#include <linux/delay.h>
-#include <linux/io.h>
-#include <linux/mfd/syscon.h>
-#include <linux/module.h>
-#include <linux/of_device.h>
-#include <linux/phy/phy.h>
-#include <linux/platform_device.h>
-#include <linux/types.h>
-
-struct mtk_hdmi_phy;
-
-struct mtk_hdmi_phy_conf {
-	bool tz_disabled;
-	unsigned long flags;
-	const struct clk_ops *hdmi_phy_clk_ops;
-	void (*hdmi_phy_enable_tmds)(struct mtk_hdmi_phy *hdmi_phy);
-	void (*hdmi_phy_disable_tmds)(struct mtk_hdmi_phy *hdmi_phy);
-};
-
-struct mtk_hdmi_phy {
-	void __iomem *regs;
-	struct device *dev;
-	struct mtk_hdmi_phy_conf *conf;
-	struct clk *pll;
-	struct clk_hw pll_hw;
-	unsigned long pll_rate;
-	unsigned char drv_imp_clk;
-	unsigned char drv_imp_d2;
-	unsigned char drv_imp_d1;
-	unsigned char drv_imp_d0;
-	unsigned int ibias;
-	unsigned int ibias_up;
-};
-
-void mtk_hdmi_phy_clear_bits(struct mtk_hdmi_phy *hdmi_phy, u32 offset,
-			     u32 bits);
-void mtk_hdmi_phy_set_bits(struct mtk_hdmi_phy *hdmi_phy, u32 offset,
-			   u32 bits);
-void mtk_hdmi_phy_mask(struct mtk_hdmi_phy *hdmi_phy, u32 offset,
-		       u32 val, u32 mask);
-struct mtk_hdmi_phy *to_mtk_hdmi_phy(struct clk_hw *hw);
-
-extern struct platform_driver mtk_hdmi_phy_driver;
-extern struct mtk_hdmi_phy_conf mtk_hdmi_phy_8173_conf;
-extern struct mtk_hdmi_phy_conf mtk_hdmi_phy_2701_conf;
-
-#endif /* _MTK_HDMI_PHY_H */
diff --git a/drivers/gpu/drm/mediatek/mtk_mt2701_hdmi_phy.c b/drivers/gpu/drm/mediatek/mtk_mt2701_hdmi_phy.c
deleted file mode 100644
index d3cc4022e988..000000000000
--- a/drivers/gpu/drm/mediatek/mtk_mt2701_hdmi_phy.c
+++ /dev/null
@@ -1,249 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright (c) 2018 MediaTek Inc.
- * Author: Chunhui Dai <chunhui.dai@mediatek.com>
- */
-
-#include "mtk_hdmi_phy.h"
-
-#define HDMI_CON0	0x00
-#define RG_HDMITX_DRV_IBIAS		0
-#define RG_HDMITX_DRV_IBIAS_MASK	(0x3f << 0)
-#define RG_HDMITX_EN_SER		12
-#define RG_HDMITX_EN_SER_MASK		(0x0f << 12)
-#define RG_HDMITX_EN_SLDO		16
-#define RG_HDMITX_EN_SLDO_MASK		(0x0f << 16)
-#define RG_HDMITX_EN_PRED		20
-#define RG_HDMITX_EN_PRED_MASK		(0x0f << 20)
-#define RG_HDMITX_EN_IMP		24
-#define RG_HDMITX_EN_IMP_MASK		(0x0f << 24)
-#define RG_HDMITX_EN_DRV		28
-#define RG_HDMITX_EN_DRV_MASK		(0x0f << 28)
-
-#define HDMI_CON1	0x04
-#define RG_HDMITX_PRED_IBIAS		18
-#define RG_HDMITX_PRED_IBIAS_MASK	(0x0f << 18)
-#define RG_HDMITX_PRED_IMP		(0x01 << 22)
-#define RG_HDMITX_DRV_IMP		26
-#define RG_HDMITX_DRV_IMP_MASK		(0x3f << 26)
-
-#define HDMI_CON2	0x08
-#define RG_HDMITX_EN_TX_CKLDO		(0x01 << 0)
-#define RG_HDMITX_EN_TX_POSDIV		(0x01 << 1)
-#define RG_HDMITX_TX_POSDIV		3
-#define RG_HDMITX_TX_POSDIV_MASK	(0x03 << 3)
-#define RG_HDMITX_EN_MBIAS		(0x01 << 6)
-#define RG_HDMITX_MBIAS_LPF_EN		(0x01 << 7)
-
-#define HDMI_CON4	0x10
-#define RG_HDMITX_RESERVE_MASK		(0xffffffff << 0)
-
-#define HDMI_CON6	0x18
-#define RG_HTPLL_BR			0
-#define RG_HTPLL_BR_MASK		(0x03 << 0)
-#define RG_HTPLL_BC			2
-#define RG_HTPLL_BC_MASK		(0x03 << 2)
-#define RG_HTPLL_BP			4
-#define RG_HTPLL_BP_MASK		(0x0f << 4)
-#define RG_HTPLL_IR			8
-#define RG_HTPLL_IR_MASK		(0x0f << 8)
-#define RG_HTPLL_IC			12
-#define RG_HTPLL_IC_MASK		(0x0f << 12)
-#define RG_HTPLL_POSDIV			16
-#define RG_HTPLL_POSDIV_MASK		(0x03 << 16)
-#define RG_HTPLL_PREDIV			18
-#define RG_HTPLL_PREDIV_MASK		(0x03 << 18)
-#define RG_HTPLL_FBKSEL			20
-#define RG_HTPLL_FBKSEL_MASK		(0x03 << 20)
-#define RG_HTPLL_RLH_EN			(0x01 << 22)
-#define RG_HTPLL_FBKDIV			24
-#define RG_HTPLL_FBKDIV_MASK		(0x7f << 24)
-#define RG_HTPLL_EN			(0x01 << 31)
-
-#define HDMI_CON7	0x1c
-#define RG_HTPLL_AUTOK_EN		(0x01 << 23)
-#define RG_HTPLL_DIVEN			28
-#define RG_HTPLL_DIVEN_MASK		(0x07 << 28)
-
-static int mtk_hdmi_pll_prepare(struct clk_hw *hw)
-{
-	struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw);
-
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON7, RG_HTPLL_AUTOK_EN);
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON6, RG_HTPLL_RLH_EN);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON6, RG_HTPLL_POSDIV_MASK);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON2, RG_HDMITX_EN_MBIAS);
-	usleep_range(80, 100);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON6, RG_HTPLL_EN);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON2, RG_HDMITX_EN_TX_CKLDO);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_EN_SLDO_MASK);
-	usleep_range(80, 100);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON2, RG_HDMITX_MBIAS_LPF_EN);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_EN_SER_MASK);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_EN_PRED_MASK);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_EN_DRV_MASK);
-	usleep_range(80, 100);
-	return 0;
-}
-
-static void mtk_hdmi_pll_unprepare(struct clk_hw *hw)
-{
-	struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw);
-
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_EN_DRV_MASK);
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_EN_PRED_MASK);
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_EN_SER_MASK);
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON2, RG_HDMITX_MBIAS_LPF_EN);
-	usleep_range(80, 100);
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_EN_SLDO_MASK);
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON2, RG_HDMITX_EN_TX_CKLDO);
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON6, RG_HTPLL_EN);
-	usleep_range(80, 100);
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON2, RG_HDMITX_EN_MBIAS);
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON6, RG_HTPLL_POSDIV_MASK);
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON6, RG_HTPLL_RLH_EN);
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON7, RG_HTPLL_AUTOK_EN);
-	usleep_range(80, 100);
-}
-
-static long mtk_hdmi_pll_round_rate(struct clk_hw *hw, unsigned long rate,
-				    unsigned long *parent_rate)
-{
-	return rate;
-}
-
-static int mtk_hdmi_pll_set_rate(struct clk_hw *hw, unsigned long rate,
-				 unsigned long parent_rate)
-{
-	struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw);
-	u32 pos_div;
-
-	if (rate <= 64000000)
-		pos_div = 3;
-	else if (rate <= 128000000)
-		pos_div = 2;
-	else
-		pos_div = 1;
-
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON6, RG_HTPLL_PREDIV_MASK);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON6, RG_HTPLL_POSDIV_MASK);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON2, RG_HDMITX_EN_TX_POSDIV);
-	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON6, (0x1 << RG_HTPLL_IC),
-			  RG_HTPLL_IC_MASK);
-	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON6, (0x1 << RG_HTPLL_IR),
-			  RG_HTPLL_IR_MASK);
-	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON2, (pos_div << RG_HDMITX_TX_POSDIV),
-			  RG_HDMITX_TX_POSDIV_MASK);
-	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON6, (1 << RG_HTPLL_FBKSEL),
-			  RG_HTPLL_FBKSEL_MASK);
-	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON6, (19 << RG_HTPLL_FBKDIV),
-			  RG_HTPLL_FBKDIV_MASK);
-	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON7, (0x2 << RG_HTPLL_DIVEN),
-			  RG_HTPLL_DIVEN_MASK);
-	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON6, (0xc << RG_HTPLL_BP),
-			  RG_HTPLL_BP_MASK);
-	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON6, (0x2 << RG_HTPLL_BC),
-			  RG_HTPLL_BC_MASK);
-	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON6, (0x1 << RG_HTPLL_BR),
-			  RG_HTPLL_BR_MASK);
-
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON1, RG_HDMITX_PRED_IMP);
-	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON1, (0x3 << RG_HDMITX_PRED_IBIAS),
-			  RG_HDMITX_PRED_IBIAS_MASK);
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_EN_IMP_MASK);
-	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON1, (0x28 << RG_HDMITX_DRV_IMP),
-			  RG_HDMITX_DRV_IMP_MASK);
-	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON4, 0x28, RG_HDMITX_RESERVE_MASK);
-	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON0, (0xa << RG_HDMITX_DRV_IBIAS),
-			  RG_HDMITX_DRV_IBIAS_MASK);
-	return 0;
-}
-
-static unsigned long mtk_hdmi_pll_recalc_rate(struct clk_hw *hw,
-					      unsigned long parent_rate)
-{
-	struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw);
-	unsigned long out_rate, val;
-
-	val = (readl(hdmi_phy->regs + HDMI_CON6)
-	       & RG_HTPLL_PREDIV_MASK) >> RG_HTPLL_PREDIV;
-	switch (val) {
-	case 0x00:
-		out_rate = parent_rate;
-		break;
-	case 0x01:
-		out_rate = parent_rate / 2;
-		break;
-	default:
-		out_rate = parent_rate / 4;
-		break;
-	}
-
-	val = (readl(hdmi_phy->regs + HDMI_CON6)
-	       & RG_HTPLL_FBKDIV_MASK) >> RG_HTPLL_FBKDIV;
-	out_rate *= (val + 1) * 2;
-	val = (readl(hdmi_phy->regs + HDMI_CON2)
-	       & RG_HDMITX_TX_POSDIV_MASK);
-	out_rate >>= (val >> RG_HDMITX_TX_POSDIV);
-
-	if (readl(hdmi_phy->regs + HDMI_CON2) & RG_HDMITX_EN_TX_POSDIV)
-		out_rate /= 5;
-
-	return out_rate;
-}
-
-static const struct clk_ops mtk_hdmi_phy_pll_ops = {
-	.prepare = mtk_hdmi_pll_prepare,
-	.unprepare = mtk_hdmi_pll_unprepare,
-	.set_rate = mtk_hdmi_pll_set_rate,
-	.round_rate = mtk_hdmi_pll_round_rate,
-	.recalc_rate = mtk_hdmi_pll_recalc_rate,
-};
-
-static void mtk_hdmi_phy_enable_tmds(struct mtk_hdmi_phy *hdmi_phy)
-{
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON7, RG_HTPLL_AUTOK_EN);
-	mtk_hdmi_phy_clear_bits(hdmi_phy, HDMI_CON6, RG_HTPLL_RLH_EN);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON6, RG_HTPLL_POSDIV_MASK);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON2, RG_HDMITX_EN_MBIAS);
-	usleep_range(80, 100);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON6, RG_HTPLL_EN);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON2, RG_HDMITX_EN_TX_CKLDO);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_EN_SLDO_MASK);
-	usleep_range(80, 100);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON2, RG_HDMITX_MBIAS_LPF_EN);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_EN_SER_MASK);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_EN_PRED_MASK);
-	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_EN_DRV_MASK);
-	usleep_range(80, 100);