drm/msm/dsi: add support for DSI 2.7.0

Add support for DSI 2.7.0 (block used on sm8550).

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/517517/
Link: https://lore.kernel.org/r/20230103-topic-sm8550-upstream-mdss-dsi-v3-7-660c3bcb127f@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

diff --git a/drivers/gpu/drm/msm/dsi/dsi_cfg.c b/drivers/gpu/drm/msm/dsi/dsi_cfg.c
index 59a4cc95a2514cc24cce4c9941a70e0872bae08f..33884ebd2f86c298f74d3a1d81795886700b7b6e 100644 (file)
--- a/drivers/gpu/drm/msm/dsi/dsi_cfg.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_cfg.c
@@ -181,6 +181,20 @@ static const struct msm_dsi_config sdm845_dsi_cfg = {
        .num_dsi = 2,
 };
 
+static const struct regulator_bulk_data sm8550_dsi_regulators[] = {
+       { .supply = "vdda", .init_load_uA = 16800 },    /* 1.2 V */
+};
+
+static const struct msm_dsi_config sm8550_dsi_cfg = {
+       .io_offset = DSI_6G_REG_SHIFT,
+       .regulator_data = sm8550_dsi_regulators,
+       .num_regulators = ARRAY_SIZE(sm8550_dsi_regulators),
+       .bus_clk_names = dsi_sdm845_bus_clk_names,
+       .num_bus_clks = ARRAY_SIZE(dsi_sdm845_bus_clk_names),
+       .io_start = { 0xae94000, 0xae96000 },
+       .num_dsi = 2,
+};
+
 static const struct regulator_bulk_data sc7180_dsi_regulators[] = {
        { .supply = "vdda", .init_load_uA = 21800 },    /* 1.2 V */
 };
@@ -302,6 +316,8 @@ static const struct msm_dsi_cfg_handler dsi_cfg_handlers[] = {
                &sc7280_dsi_cfg, &msm_dsi_6g_v2_host_ops},
        {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V2_6_0,
                &sdm845_dsi_cfg, &msm_dsi_6g_v2_host_ops},
+       {MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V2_7_0,
+               &sm8550_dsi_cfg, &msm_dsi_6g_v2_host_ops},
 };
 
 const struct msm_dsi_cfg_handler *msm_dsi_cfg_get(u32 major, u32 minor)

diff --git a/drivers/gpu/drm/msm/dsi/dsi_cfg.h b/drivers/gpu/drm/msm/dsi/dsi_cfg.h
index 95957fab499df93b8842e5d022d54cbda5ca7bdc..44be4a88aa83698a6493fee05f095214ad11e335 100644 (file)
--- a/drivers/gpu/drm/msm/dsi/dsi_cfg.h
+++ b/drivers/gpu/drm/msm/dsi/dsi_cfg.h
@@ -26,6 +26,7 @@
 #define MSM_DSI_6G_VER_MINOR_V2_4_1    0x20040001
 #define MSM_DSI_6G_VER_MINOR_V2_5_0    0x20050000
 #define MSM_DSI_6G_VER_MINOR_V2_6_0    0x20060000
+#define MSM_DSI_6G_VER_MINOR_V2_7_0    0x20070000
 
 #define MSM_DSI_V2_VER_MINOR_8064      0x0