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Subject[PATCH v2 2/2] drm/mediatek: mtk_hdmi: add MT8167 support for HDMI
Date
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@baylibre.com>
---

Changelog:
v2: fix name of pdata structure

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 57370c036497..484ea9cd654a 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_data 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
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