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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 4/4] arm64: dts: qcom: nord-rrd: Enable eDP0/1 display output
Date: Fri, 18 Sep 2026 09:37:40 +0800	[thread overview]
Message-ID: <20260918013740.1355096-5-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 the MDSS, DP0/1 controllers and eDP0/1 PHYs on the Nord RRD
board and describe the eDP0/1 connector, its 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>
---
 arch/arm64/boot/dts/qcom/nord-rrd.dts | 62 +++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/nord-rrd.dts b/arch/arm64/boot/dts/qcom/nord-rrd.dts
index c547963371b4..802987da3cfd 100644
--- a/arch/arm64/boot/dts/qcom/nord-rrd.dts
+++ b/arch/arm64/boot/dts/qcom/nord-rrd.dts
@@ -53,6 +53,30 @@ 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>;
+			};
+		};
+	};
 };
 
 &apps_rsc {
@@ -366,6 +390,20 @@ 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";
+};
+
 &i2c7 {
 	clock-frequency = <400000>;
 
@@ -377,6 +415,30 @@ rtc@32 {
 	};
 };
 
+&mdss {
+	status = "okay";
+};
+
+&mdss_dp0 {
+	status = "okay";
+};
+
+&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";
+};
+
+&mdss_dp1_out {
+	data-lanes = <0 1 2 3>;
+	link-frequencies = /bits/ 64 <1620000000 2700000000 5400000000 8100000000>;
+	remote-endpoint = <&dp1_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 ` [PATCH 3/4] arm64: dts: qcom: nord-ride-embedded: Enable eDP0-3 display output Shawn Guo
2026-09-18  1:37 ` Shawn Guo [this message]

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