[PATCH 2/2] drm/mediatek: mtk_hdmi: add MT8167 support for HDMI

[Fabien Parent]

Add support for HDMI on MT8167. HDMI on MT8167 is similar to
MT8173/MT2701 execpt for the two registers: SYS_CFG1C and SYS_CFG20

Signed-off-by: Fabien Parent <fparent at baylibre.com>
---
 drivers/gpu/drm/mediatek/mtk_hdmi.c      | 7 +++++++
 drivers/gpu/drm/mediatek/mtk_hdmi_regs.h | 2 ++
 2 files changed, 9 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
index c70f195c21be..7762be5cb446 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
@@ -1835,9 +1835,16 @@ static struct mtk_hdmi_data mt8173_hdmi_driver_data = {
 	.sys_cfg20 = HDMI_SYS_CFG20,
 };
 
+static struct mtk_hdmi_conf mt8167_hdmi_driver_data = {
+	.sys_cfg1c = MT8167_HDMI_SYS_CFG1C,
+	.sys_cfg20 = MT8167_HDMI_SYS_CFG20,
+};
+
 static const struct of_device_id mtk_drm_hdmi_of_ids[] = {
 	{ .compatible = "mediatek,mt8173-hdmi",
 	  .data = &mt8173_hdmi_driver_data },
+	{ .compatible = "mediatek,mt8167-hdmi",
+	  .data = &mt8167_hdmi_driver_data },
 	{}
 };
 
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi_regs.h b/drivers/gpu/drm/mediatek/mtk_hdmi_regs.h
index 2050ba45b23a..a0f9c367d7aa 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi_regs.h
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi_regs.h
@@ -195,6 +195,7 @@
 #define GEN_RGB				(0 << 7)
 
 #define HDMI_SYS_CFG1C		0x000
+#define MT8167_HDMI_SYS_CFG1C	0x800
 #define HDMI_ON				BIT(0)
 #define HDMI_RST			BIT(1)
 #define ANLG_ON				BIT(2)
@@ -211,6 +212,7 @@
 #define HTPLG_PIN_SEL_OFF		BIT(30)
 #define AES_EFUSE_ENABLE		BIT(31)
 #define HDMI_SYS_CFG20		0x004
+#define MT8167_HDMI_SYS_CFG20	0x804
 #define DEEP_COLOR_MODE_MASK		(3 << 1)
 #define COLOR_8BIT_MODE			(0 << 1)
 #define COLOR_10BIT_MODE		(1 << 1)
-- 
2.28.0