linux-kernel - [PATCH 2/2] arm64: dts: qcom: lemans-evk: Enable the tertiary USB controller

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Message-Id: <20260206104642.1038381-3-swati.agarwal@oss.qualcomm.com>
Date: Fri,  6 Feb 2026 16:16:42 +0530
From: Swati Agarwal <swati.agarwal@....qualcomm.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Swati Agarwal <swati.agarwal@....qualcomm.com>
Subject: [PATCH 2/2] arm64: dts: qcom: lemans-evk: Enable the tertiary USB controller

Enable the tertiary usb controller connected to micro usb port in OTG mode
on Lemans EVK platform.

Signed-off-by: Swati Agarwal <swati.agarwal@....qualcomm.com>
---
 arch/arm64/boot/dts/qcom/lemans-evk.dts | 53 +++++++++++++++++++++++++
 arch/arm64/boot/dts/qcom/lemans.dtsi    |  7 ++++
 2 files changed, 60 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/qcom/lemans-evk.dts
index 473cc2a81670..71d1793dac3c 100644
--- a/arch/arm64/boot/dts/qcom/lemans-evk.dts
+++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts
@@ -107,6 +107,25 @@ usb1_ss_in: endpoint {
 		};
 	};
 
+	connector-2 {
+		compatible = "gpio-usb-b-connector", "usb-b-connector";
+		label = "micro-USB";
+		type = "micro";
+
+		id-gpios = <&pmm8654au_2_gpios 11 GPIO_ACTIVE_HIGH>;
+		vbus-gpios = <&expander3 3 GPIO_ACTIVE_HIGH>;
+		vbus-supply = <&vbus_supply_regulator_2>;
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&usb2_id>;
+
+		port {
+			usb2_con_hs_ep: endpoint {
+				remote-endpoint = <&usb_2_dwc3_hs>;
+			};
+		};
+	};
+
 	edp0-connector {
 		compatible = "dp-connector";
 		label = "EDP0";
@@ -190,6 +209,16 @@ vbus_supply_regulator_1: regulator-vbus-supply-1 {
 		enable-active-high;
 	};
 
+	vbus_supply_regulator_2: vbus-supply-regulator_2 {
+		compatible = "regulator-fixed";
+		regulator-name = "vbus_supply_2";
+		gpio = <&pmm8654au_1_gpios 9 GPIO_ACTIVE_HIGH>;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-boot-on;
+		enable-active-high;
+	};
+
 	vmmc_sdc: regulator-vmmc-sdc {
 		compatible = "regulator-fixed";
 
@@ -795,6 +824,14 @@ usb1_intr: usb1-intr-state {
 		bias-pull-up;
 		power-source = <0>;
 	};
+
+	usb2_id: usb2-id-state {
+		pins = "gpio11";
+		function = "normal";
+		input-enable;
+		bias-pull-up;
+		power-source = <0>;
+	};
 };
 
 &qup_i2c19_default {
@@ -1143,6 +1180,22 @@ &usb_1_qmpphy {
 	status = "okay";
 };
 
+&usb_2 {
+	status = "okay";
+};
+
+&usb_2_dwc3_hs {
+	remote-endpoint = <&usb2_con_hs_ep>;
+};
+
+&usb_2_hsphy {
+	vdda-pll-supply = <&vreg_l7a>;
+	vdda18-supply = <&vreg_l6c>;
+	vdda33-supply = <&vreg_l9a>;
+
+	status = "okay";
+};
+
 &xo_board_clk {
 	clock-frequency = <38400000>;
 };
diff --git a/arch/arm64/boot/dts/qcom/lemans.dtsi b/arch/arm64/boot/dts/qcom/lemans.dtsi
index 808827b83553..2710927c9172 100644
--- a/arch/arm64/boot/dts/qcom/lemans.dtsi
+++ b/arch/arm64/boot/dts/qcom/lemans.dtsi
@@ -4270,7 +4270,14 @@ usb_2: usb@...0000 {
 			snps,dis-u1-entry-quirk;
 			snps,dis-u2-entry-quirk;
 
+			usb-role-switch;
 			status = "disabled";
+
+			port {
+				usb_2_dwc3_hs: endpoint {
+				};
+			};
+
 		};
 
 		tcsr_mutex: hwlock@...0000 {
-- 
2.34.1