[PATCH v2 8/8] drm/msm: mdss add support for SM8450

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Wed Nov 2 23:13:09 UTC 2022


Add support for the MDSS block on SM8450 platform.

Tested-by: Vinod Koul <vkoul at kernel.org>
Reviewed-by: Vinod Koul <vkoul at kernel.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
---
 drivers/gpu/drm/msm/msm_mdss.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/msm/msm_mdss.c b/drivers/gpu/drm/msm/msm_mdss.c
index 6a4549ef34d4..5602fbaf6e0e 100644
--- a/drivers/gpu/drm/msm/msm_mdss.c
+++ b/drivers/gpu/drm/msm/msm_mdss.c
@@ -283,6 +283,10 @@ static int msm_mdss_enable(struct msm_mdss *msm_mdss)
 	case DPU_HW_VER_720:
 		msm_mdss_setup_ubwc_dec_40(msm_mdss, UBWC_3_0, 6, 1, 1, 1);
 		break;
+	case DPU_HW_VER_810:
+		/* TODO: highest_bank_bit = 2 for LP_DDR4 */
+		msm_mdss_setup_ubwc_dec_40(msm_mdss, UBWC_4_0, 6, 1, 3, 1);
+		break;
 	}
 
 	return ret;
@@ -511,6 +515,7 @@ static const struct of_device_id mdss_dt_match[] = {
 	{ .compatible = "qcom,sc8180x-mdss" },
 	{ .compatible = "qcom,sm8150-mdss" },
 	{ .compatible = "qcom,sm8250-mdss" },
+	{ .compatible = "qcom,sm8450-mdss" },
 	{}
 };
 MODULE_DEVICE_TABLE(of, mdss_dt_match);
-- 
2.35.1



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