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From: Shawn Guo <shengchao.guo@oss.qualcomm.com>
To: Bjorn Andersson <andersson@kernel.org>
Cc: Konrad Dybcio <konradybcio@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Bartosz Golaszewski <brgl@kernel.org>,
	Taniya Das <taniya.das@oss.qualcomm.com>,
	Ritesh Kumar <ritesh.kumar@oss.qualcomm.com>,
	Mahadevan P <mahadevan.p@oss.qualcomm.com>,
	Nabige Aala <nabige.aala@oss.qualcomm.com>,
	devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Shawn Guo <shengchao.guo@oss.qualcomm.com>
Subject: [PATCH 3/4] arm64: dts: qcom: nord-ride-embedded: Enable eDP0-3 display output
Date: Fri, 18 Sep 2026 09:37:39 +0800	[thread overview]
Message-ID: <20260918013740.1355096-4-shengchao.guo@oss.qualcomm.com> (raw)
In-Reply-To: <20260918013740.1355096-1-shengchao.guo@oss.qualcomm.com>

From: Ritesh Kumar <ritesh.kumar@oss.qualcomm.com>

Enable both MDSS instances, the four DP controllers and the eDP0-3 PHYs
on the Nord Ride Embedded board and describe the eDP0-3 connectors,
their 4 data lanes and supported link frequencies.

Signed-off-by: Ritesh Kumar <ritesh.kumar@oss.qualcomm.com>
Signed-off-by: Nabige Aala <nabige.aala@oss.qualcomm.com>
Signed-off-by: Shawn Guo <shengchao.guo@oss.qualcomm.com>
---
 .../boot/dts/qcom/nord-ride-embedded.dts      | 128 ++++++++++++++++++
 1 file changed, 128 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/nord-ride-embedded.dts b/arch/arm64/boot/dts/qcom/nord-ride-embedded.dts
index 09ee525764ef..2ad26902ffe6 100644
--- a/arch/arm64/boot/dts/qcom/nord-ride-embedded.dts
+++ b/arch/arm64/boot/dts/qcom/nord-ride-embedded.dts
@@ -53,6 +53,54 @@ bi_tcxo_ao_div2: bi-tcxo-ao-div2-clk {
 			clock-div = <2>;
 		};
 	};
+
+	dp0_connector: connector-dp0 {
+		compatible = "dp-connector";
+		label = "eDP0";
+		type = "full-size";
+
+		port {
+			dp0_connector_in: endpoint {
+				remote-endpoint = <&mdss_dp0_out>;
+			};
+		};
+	};
+
+	dp1_connector: connector-dp1 {
+		compatible = "dp-connector";
+		label = "eDP1";
+		type = "full-size";
+
+		port {
+			dp1_connector_in: endpoint {
+				remote-endpoint = <&mdss_dp1_out>;
+			};
+		};
+	};
+
+	dp2_connector: connector-dp2 {
+		compatible = "dp-connector";
+		label = "eDP2";
+		type = "full-size";
+
+		port {
+			dp2_connector_in: endpoint {
+				remote-endpoint = <&mdss1_dp0_out>;
+			};
+		};
+	};
+
+	dp3_connector: connector-dp3 {
+		compatible = "dp-connector";
+		label = "eDP3";
+		type = "full-size";
+
+		port {
+			dp3_connector_in: endpoint {
+				remote-endpoint = <&mdss1_dp1_out>;
+			};
+		};
+	};
 };
 
 &apps_rsc {
@@ -366,6 +414,86 @@ vreg_l3l_1p8: ldo3 {
 	};
 };
 
+&dp0_phy {
+	vdda-phy-supply = <&vreg_l2h_1p2>;
+	vdda-pll-supply = <&vreg_l1h_0p9>;
+
+	status = "okay";
+};
+
+&dp1_phy {
+	vdda-phy-supply = <&vreg_l2h_1p2>;
+	vdda-pll-supply = <&vreg_l1h_0p9>;
+
+	status = "okay";
+};
+
+&dp2_phy {
+	vdda-phy-supply = <&vreg_l2h_1p2>;
+	vdda-pll-supply = <&vreg_l1h_0p9>;
+
+	status = "okay";
+};
+
+&dp3_phy {
+	vdda-phy-supply = <&vreg_l2h_1p2>;
+	vdda-pll-supply = <&vreg_l1h_0p9>;
+
+	status = "okay";
+};
+
+&mdss {
+	status = "okay";
+};
+
+&mdss_dp0 {
+	status = "okay";
+};
+
+/* eDP0 */
+&mdss_dp0_out {
+	data-lanes = <0 1 2 3>;
+	link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
+	remote-endpoint = <&dp0_connector_in>;
+};
+
+&mdss_dp1 {
+	status = "okay";
+};
+
+/* eDP1 */
+&mdss_dp1_out {
+	data-lanes = <0 1 2 3>;
+	link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
+	remote-endpoint = <&dp1_connector_in>;
+};
+
+&mdss1 {
+	status = "okay";
+};
+
+&mdss1_dp0 {
+	status = "okay";
+};
+
+/* eDP2 */
+&mdss1_dp0_out {
+	data-lanes = <0 1 2 3>;
+	link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
+	remote-endpoint = <&dp2_connector_in>;
+};
+
+&mdss1_dp1 {
+	status = "okay";
+};
+
+/* eDP3 */
+&mdss1_dp1_out {
+	data-lanes = <0 1 2 3>;
+	link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
+	remote-endpoint = <&dp3_connector_in>;
+};
+
 &qupv3_0 {
 	firmware-name = "qcom/nord/qupv3fw.elf";
 
-- 
2.43.0


  parent reply	other threads:[~2026-09-18  1:38 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-18  1:37 [PATCH 0/4] arm64: dts: qcom: nord: Add display support Shawn Guo
2026-09-18  1:37 ` [PATCH 1/4] arm64: dts: qcom: nord: Add more clock controller nodes Shawn Guo
2026-09-20  7:58   ` Shawn Guo
2026-09-18  1:37 ` [PATCH 2/4] arm64: dts: qcom: nord: Add display subsystem nodes Shawn Guo
2026-09-18  7:36   ` Shawn Guo
2026-09-18  1:37 ` Shawn Guo [this message]
2026-09-18  1:37 ` [PATCH 4/4] arm64: dts: qcom: nord-rrd: Enable eDP0/1 display output Shawn Guo

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