linux-kernel - [PATCH v4 05/11] drm/msm: Add support for SM8350

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Date:   Fri, 30 Dec 2022 16:35:48 +0100
From:   Robert Foss <robert.foss@...aro.org>
To:     robdclark@...il.com, quic_abhinavk@...cinc.com,
        dmitry.baryshkov@...aro.org, sean@...rly.run, airlied@...il.com,
        daniel@...ll.ch, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, agross@...nel.org,
        andersson@...nel.org, konrad.dybcio@...ainline.org,
        quic_jesszhan@...cinc.com, robert.foss@...aro.org,
        angelogioacchino.delregno@...ainline.org, loic.poulain@...aro.org,
        vkoul@...nel.org, a39.skl@...il.com, quic_khsieh@...cinc.com,
        quic_vpolimer@...cinc.com, swboyd@...omium.org,
        dianders@...omium.org, liushixin2@...wei.com,
        linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Jonathan Marek <jonathan@...ek.ca>,
        vinod.koul@...aro.org
Subject: [PATCH v4 05/11] drm/msm: Add support for SM8350

Add compatibles string, "qcom,sm8350-mdss", for the multimedia display
subsystem unit used on Qualcomm SM8350 platform.

Signed-off-by: Robert Foss <robert.foss@...aro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@...cinc.com>
---
 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 ef31aad0c2de..34cd3df58aa1 100644
--- a/drivers/gpu/drm/msm/msm_mdss.c
+++ b/drivers/gpu/drm/msm/msm_mdss.c
@@ -297,6 +297,10 @@ static int msm_mdss_enable(struct msm_mdss *msm_mdss)
 		/* UBWC_2_0 */
 		msm_mdss_setup_ubwc_dec_20(msm_mdss, 0x11f);
 		break;
+	case DPU_HW_VER_700:
+		/* TODO: highest_bank_bit = 2 for LP_DDR4 */
+		msm_mdss_setup_ubwc_dec_40(msm_mdss, UBWC_4_0, 6, 1, 3, 1);
+		break;
 	case DPU_HW_VER_720:
 		msm_mdss_setup_ubwc_dec_40(msm_mdss, UBWC_3_0, 6, 1, 1, 1);
 		break;
@@ -533,6 +537,7 @@ static const struct of_device_id mdss_dt_match[] = {
 	{ .compatible = "qcom,sm6115-mdss" },
 	{ .compatible = "qcom,sm8150-mdss" },
 	{ .compatible = "qcom,sm8250-mdss" },
+	{ .compatible = "qcom,sm8350-mdss" },
 	{ .compatible = "qcom,sm8450-mdss" },
 	{}
 };
-- 
2.34.1