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Message-ID: <20250806-mdssdt_qcs8300-v6-6-dbc17a8b86af@quicinc.com>
Date: Wed, 6 Aug 2025 11:16:50 +0800
From: Yongxing Mou <quic_yongmou@...cinc.com>
To: Rob Clark <robin.clark@....qualcomm.com>,
        Dmitry Baryshkov
	<lumag@...nel.org>,
        Abhinav Kumar <abhinav.kumar@...ux.dev>,
        Jessica Zhang
	<jessica.zhang@....qualcomm.com>,
        Sean Paul <sean@...rly.run>,
        Marijn Suijten
	<marijn.suijten@...ainline.org>,
        Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Rob Herring <robh@...nel.org>,
        "Krzysztof
 Kozlowski" <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        "Neil
 Armstrong" <neil.armstrong@...aro.org>,
        Kuogee Hsieh
	<quic_khsieh@...cinc.com>,
        Bjorn Andersson <andersson@...nel.org>,
        "Konrad
 Dybcio" <konradybcio@...nel.org>
CC: <linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <freedreno@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Yongxing Mou <quic_yongmou@...cinc.com>
Subject: [PATCH v6 6/6] drm/msm/dp: Add DisplayPort controller for QCS8300

The Qualcomm QCS8300 platform comes with one DisplayPort controller
with same base offset as SM8650. But it requires new compatible string
because QCS8300 controller supports 4 MST streams. 4 MST streams will
be enabled as part of MST feature support. Currently, using SM8650 as
fallback to enable SST on QCS8300.

Signed-off-by: Yongxing Mou <quic_yongmou@...cinc.com>
---
 drivers/gpu/drm/msm/dp/dp_display.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
index d87d47cc7ec3eb757ac192c411000bc50b824c59..bb4660585849d1a67921a28e7e12422e0c327ab2 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.c
+++ b/drivers/gpu/drm/msm/dp/dp_display.c
@@ -187,6 +187,7 @@ static const struct msm_dp_desc msm_dp_desc_x1e80100[] = {
 };
 
 static const struct of_device_id msm_dp_dt_match[] = {
+	{ .compatible = "qcom,qcs8300-dp", .data = &msm_dp_desc_sm8650 },
 	{ .compatible = "qcom,sa8775p-dp", .data = &msm_dp_desc_sa8775p },
 	{ .compatible = "qcom,sc7180-dp", .data = &msm_dp_desc_sc7180 },
 	{ .compatible = "qcom,sc7280-dp", .data = &msm_dp_desc_sc7280 },

-- 
2.34.1


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