[PATCH v4 5/5] arm64: dts: qcom: sm8450-hdk: Enable HDMI Display

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Wed Dec 7 01:28:03 UTC 2022


From: Vinod Koul <vkoul at kernel.org>

Add the HDMI display nodes and link it to DSI.

Signed-off-by: Vinod Koul <vkoul at kernel.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio at somainline.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8450-hdk.dts | 37 +++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
index 4f345786352a..166458963c2f 100644
--- a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
+++ b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
@@ -20,6 +20,17 @@ chosen {
 		stdout-path = "serial0:115200n8";
 	};
 
+	hdmi-out {
+		compatible = "hdmi-connector";
+		type = "a";
+
+		port {
+			hdmi_connector_out: endpoint {
+				remote-endpoint = <&lt9611_out>;
+			};
+		};
+	};
+
 	lt9611_1v2: lt9611-vdd12-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "LT9611_1V2";
@@ -392,6 +403,27 @@ lt9611_codec: hdmi-bridge at 2b {
 
 		pinctrl-names = "default";
 		pinctrl-0 = <&lt9611_irq_pin &lt9611_rst_pin>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port at 0 {
+				reg = <0>;
+
+				lt9611_a: endpoint {
+					remote-endpoint = <&mdss_dsi0_out>;
+				};
+			};
+
+			port at 2 {
+				reg = <2>;
+
+				lt9611_out: endpoint {
+					remote-endpoint = <&hdmi_connector_out>;
+				};
+			};
+		};
 	};
 };
 
@@ -404,6 +436,11 @@ &mdss_dsi0 {
 	status = "okay";
 };
 
+&mdss_dsi0_out {
+	remote-endpoint = <&lt9611_a>;
+	data-lanes = <0 1 2 3>;
+};
+
 &mdss_dsi0_phy {
 	vdds-supply = <&vreg_l5b_0p88>;
 	status = "okay";
-- 
2.35.1



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