[PATCH v2 14/18] drm/mediatek: add mt8365 dpi support

Alexandre Mergnat amergnat at baylibre.com
Tue Apr 16 08:53:15 PDT 2024


- Add compatibles and platform data into the Mediatek DPI driver.
- Fix the DPI0 parent clock to be consistent.

This SoC is compatible with the mt8183 calculate factor.

Signed-off-by: Alexandre Mergnat <amergnat at baylibre.com>
---
 drivers/clk/mediatek/clk-mt8365-mm.c |  2 +-
 drivers/gpu/drm/mediatek/mtk_dpi.c   | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/mediatek/clk-mt8365-mm.c b/drivers/clk/mediatek/clk-mt8365-mm.c
index 01a2ef8f594e..3f62ec750733 100644
--- a/drivers/clk/mediatek/clk-mt8365-mm.c
+++ b/drivers/clk/mediatek/clk-mt8365-mm.c
@@ -53,7 +53,7 @@ static const struct mtk_gate mm_clks[] = {
 	GATE_MM0(CLK_MM_MM_DSI0, "mm_dsi0", "mm_sel", 17),
 	GATE_MM0(CLK_MM_MM_DISP_RDMA1, "mm_disp_rdma1", "mm_sel", 18),
 	GATE_MM0(CLK_MM_MM_MDP_RDMA1, "mm_mdp_rdma1", "mm_sel", 19),
-	GATE_MM0(CLK_MM_DPI0_DPI0, "mm_dpi0_dpi0", "vpll_dpix", 20),
+	GATE_MM0(CLK_MM_DPI0_DPI0, "mm_dpi0_dpi0", "dpi0_sel", 20),
 	GATE_MM0(CLK_MM_MM_FAKE, "mm_fake", "mm_sel", 21),
 	GATE_MM0(CLK_MM_MM_SMI_COMMON, "mm_smi_common", "mm_sel", 22),
 	GATE_MM0(CLK_MM_MM_SMI_LARB0, "mm_smi_larb0", "mm_sel", 23),
diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index beb7d9d08e97..a4f9376ee472 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -997,6 +997,23 @@ static const struct mtk_dpi_conf mt8195_dpintf_conf = {
 	.csc_enable_bit = DPINTF_CSC_ENABLE,
 };
 
+static const struct mtk_dpi_conf mt8365_conf = {
+	.cal_factor = mt8183_calculate_factor,
+	.reg_h_fre_con = 0xe0,
+	.max_clock_khz = 150000,
+	.output_fmts = mt8183_output_fmts,
+	.num_output_fmts = ARRAY_SIZE(mt8183_output_fmts),
+	.pixels_per_iter = 1,
+	.is_ck_de_pol = true,
+	.swap_input_support = true,
+	.support_direct_pin = true,
+	.dimension_mask = HPW_MASK,
+	.hvsize_mask = HSIZE_MASK,
+	.channel_swap_shift = CH_SWAP,
+	.yuv422_en_bit = YUV422_EN,
+	.csc_enable_bit = CSC_ENABLE,
+};
+
 static int mtk_dpi_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
@@ -1092,6 +1109,7 @@ static const struct of_device_id mtk_dpi_of_ids[] = {
 	{ .compatible = "mediatek,mt8188-dp-intf", .data = &mt8195_dpintf_conf },
 	{ .compatible = "mediatek,mt8192-dpi", .data = &mt8192_conf },
 	{ .compatible = "mediatek,mt8195-dp-intf", .data = &mt8195_dpintf_conf },
+	{ .compatible = "mediatek,mt8365-dpi", .data = &mt8365_conf },
 	{ /* sentinel */ },
 };
 MODULE_DEVICE_TABLE(of, mtk_dpi_of_ids);

-- 
2.25.1




More information about the linux-arm-kernel mailing list