linux-kernel - [PATCH 4/4] arm64: dts: qcom: c630: Add DisplayPort controller

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Date:   Tue,  9 Aug 2022 22:54:24 -0500
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 4/4] arm64: dts: qcom: c630: Add DisplayPort controller

Add and enable the DisplayPort controller found in the Lenovo Yoga C630
and wire this up to the Embedded Controller for HPD notifications.

Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
---
 .../boot/dts/qcom/sdm850-lenovo-yoga-c630.dts | 25 +++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
index 1b9b36faea27..0e4d086cd64e 100644
--- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
+++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
@@ -377,6 +377,17 @@ connector@1 {
 			reg = <1>;
 			power-role = "source";
 			data-role = "host";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				port@1 {
+					reg = <1>;
+					lenovo_ec_dp_in: endpoint {
+						remote-endpoint = <&mdss_dp_out>;
+					};
+				};
+			};
 		};
 	};
 };
@@ -500,6 +511,20 @@ &mdss {
 	status = "okay";
 };
 
+&mdss_dp {
+	status = "okay";
+	data-lanes = <0 1>;
+
+	ports {
+		port@1 {
+			reg = <1>;
+			mdss_dp_out: endpoint {
+				remote-endpoint = <&lenovo_ec_dp_in>;
+			};
+		};
+	};
+};
+
 &mss_pil {
 	status = "okay";
 	firmware-name = "qcom/LENOVO/81JL/qcdsp1v2850.mbn", "qcom/LENOVO/81JL/qcdsp2850.mbn";
-- 
2.37.1