From: Ayushi Makhija <quic_amakhija@quicinc.com>
Date: Tue, 17 Feb 2026 09:09:55 +0000 (+0530)
Subject: arm64: dts: qcom: qcs8300-ride: add anx7625 DSI to DP bridge node
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8540abbf33a1ca04f0ab11b0a5ab651af8ba7632;p=thirdparty%2Fkernel%2Fstable.git

arm64: dts: qcom: qcs8300-ride: add anx7625 DSI to DP bridge node

Add anx7625 DSI to DP bridge device node.

Signed-off-by: Ayushi Makhija <quic_amakhija@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260217090955.2446470-3-quic_amakhija@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---

diff --git a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
index c04e0ad53eec..36cbcea32881 100644
--- a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
+++ b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
@@ -24,6 +24,69 @@
 		stdout-path = "serial0:115200n8";
 	};
 
+	vreg_1p0: regulator-vreg-1p0 {
+		compatible = "regulator-fixed";
+		regulator-name = "VREG_1P0";
+
+		regulator-min-microvolt = <1000000>;
+		regulator-max-microvolt = <1000000>;
+
+		vin-supply = <&vreg_1p8>;
+
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	vreg_1p8: regulator-vreg-1p8 {
+		compatible = "regulator-fixed";
+		regulator-name = "VREG_1P8";
+
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+
+		vin-supply = <&vreg_5p0>;
+
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	vreg_3p0: regulator-vreg-3p0 {
+		compatible = "regulator-fixed";
+		regulator-name = "VREG_3P0";
+
+		regulator-min-microvolt = <3000000>;
+		regulator-max-microvolt = <3000000>;
+
+		vin-supply = <&vreg_12p0>;
+
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	vreg_5p0: regulator-vreg-5p0 {
+		compatible = "regulator-fixed";
+		regulator-name = "VREG_5P0";
+
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+
+		vin-supply = <&vreg_12p0>;
+
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	vreg_12p0: regulator-vreg-12p0 {
+		compatible = "regulator-fixed";
+		regulator-name = "VREG_12P0";
+
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
 	dp0-connector {
 		compatible = "dp-connector";
 		label = "DP0";
@@ -36,6 +99,18 @@
 		};
 	};
 
+	dp-dsi0-connector {
+		compatible = "dp-connector";
+		label = "DSI0";
+		type = "full-size";
+
+		port {
+			dp_dsi0_connector_in: endpoint {
+				remote-endpoint = <&dsi2dp_bridge_out>;
+			};
+		};
+	};
+
 	regulator-usb2-vbus {
 		compatible = "regulator-fixed";
 		regulator-name = "USB2_VBUS";
@@ -316,6 +391,75 @@
 	firmware-name = "qcom/qcs8300/a623_zap.mbn";
 };
 
+&i2c8 {
+	clock-frequency = <400000>;
+
+	status = "okay";
+
+	io_expander: gpio@74 {
+		compatible = "ti,tca9539";
+		reg = <0x74>;
+		interrupts-extended = <&tlmm 93 IRQ_TYPE_EDGE_BOTH>;
+		gpio-controller;
+		#gpio-cells = <2>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		reset-gpios = <&tlmm 66 GPIO_ACTIVE_LOW>;
+
+		pinctrl-0 = <&io_expander_intr_active>,
+			    <&io_expander_reset_active>;
+		pinctrl-names = "default";
+	};
+
+	i2c-mux@70 {
+		compatible = "nxp,pca9543";
+		reg = <0x70>;
+
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		i2c@0 {
+			reg = <0>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			bridge@58 {
+				compatible = "analogix,anx7625";
+				reg = <0x58>;
+				interrupts-extended = <&io_expander 2 IRQ_TYPE_EDGE_FALLING>;
+				enable-gpios = <&io_expander 1 GPIO_ACTIVE_HIGH>;
+				reset-gpios = <&io_expander 0 GPIO_ACTIVE_HIGH>;
+				vdd10-supply = <&vreg_1p0>;
+				vdd18-supply = <&vreg_1p8>;
+				vdd33-supply = <&vreg_3p0>;
+
+				ports {
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					port@0 {
+						reg = <0>;
+
+						dsi2dp_bridge_in: endpoint {
+
+							remote-endpoint = <&mdss_dsi0_out>;
+						};
+					};
+
+					port@1 {
+						reg = <1>;
+
+						dsi2dp_bridge_out: endpoint {
+
+							remote-endpoint = <&dp_dsi0_connector_in>;
+						};
+					};
+				};
+			};
+		};
+	};
+};
+
 &pmm8650au_1_gpios {
 	usb2_en: usb2-en-state {
 		pins = "gpio7";
@@ -391,10 +535,31 @@
 	status = "okay";
 };
 
+&mdss_dsi0 {
+	vdda-supply = <&vreg_l5a>;
+
+	status = "okay";
+};
+
+&mdss_dsi0_phy {
+	vdds-supply = <&vreg_l4a>;
+
+	status = "okay";
+};
+
+&mdss_dsi0_out {
+	data-lanes = <0 1 2 3>;
+	remote-endpoint = <&dsi2dp_bridge_in>;
+};
+
 &qupv3_id_0 {
 	status = "okay";
 };
 
+&qupv3_id_1 {
+	status = "okay";
+};
+
 &remoteproc_adsp {
 	firmware-name = "qcom/qcs8300/adsp.mbn";
 	status = "okay";
@@ -498,6 +663,20 @@
 		};
 	};
 
+	io_expander_reset_active: io-expander-reset-active-state {
+		pins = "gpio66";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
+	io_expander_intr_active: io-expander-intr-active-state {
+		pins = "gpio93";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
 	dp_hot_plug_det: dp-hot-plug-det-state {
 		pins = "gpio94";
 		function = "edp0_hot";