From 8eb46e0a7a1074342b3aab75a48783cd488f56e1 Mon Sep 17 00:00:00 2001
From: Swati Agarwal <swati.agarwal@oss.qualcomm.com>
Date: Tue, 3 Mar 2026 13:51:57 +0530
Subject: [PATCH] arm64: dts: qcom: monaco-evk: Enable the secondary USB
 controller

Enable the secondary USB controller connected to micro usb port in OTG mode
on Monaco EVK platform.

Signed-off-by: Swati Agarwal <swati.agarwal@oss.qualcomm.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/20260303082157.523847-4-swati.agarwal@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---
 arch/arm64/boot/dts/qcom/monaco-evk.dts | 54 +++++++++++++++++++++++++
 1 file changed, 54 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/monaco-evk.dts b/arch/arm64/boot/dts/qcom/monaco-evk.dts
index c90735d11b1b..0b26cc334a69 100644
--- a/arch/arm64/boot/dts/qcom/monaco-evk.dts
+++ b/arch/arm64/boot/dts/qcom/monaco-evk.dts
@@ -27,6 +27,25 @@ chosen {
 		stdout-path = "serial0:115200n8";
 	};
 
+	connector-2 {
+		compatible = "gpio-usb-b-connector", "usb-b-connector";
+		label = "micro-USB";
+		type = "micro";
+
+		id-gpios = <&pmm8620au_0_gpios 9 GPIO_ACTIVE_HIGH>;
+		vbus-gpios = <&expander6 7 GPIO_ACTIVE_HIGH>;
+		vbus-supply = <&usb2_vbus>;
+
+		pinctrl-0 = <&usb2_id>;
+		pinctrl-names = "default";
+
+		port {
+			usb2_con_hs_ep: endpoint {
+				remote-endpoint = <&usb_2_dwc3_hs>;
+			};
+		};
+	};
+
 	dmic: audio-codec-0 {
 		compatible = "dmic-codec";
 		#sound-dai-cells = <0>;
@@ -38,6 +57,15 @@ max98357a: audio-codec-1 {
 		#sound-dai-cells = <0>;
 	};
 
+	usb2_vbus: regulator-usb2-vbus {
+		compatible = "regulator-fixed";
+		regulator-name = "usb2_vbus";
+		gpio = <&pmm8650au_1_gpios 7 GPIO_ACTIVE_HIGH>;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		enable-active-high;
+	};
+
 	sound {
 		compatible = "qcom,qcs8275-sndcard";
 		model = "MONACO-EVK";
@@ -493,6 +521,16 @@ &pcieport1 {
 	wake-gpios = <&tlmm 21 GPIO_ACTIVE_HIGH>;
 };
 
+&pmm8620au_0_gpios {
+	usb2_id: usb2-id-state {
+		pins = "gpio9";
+		function = "normal";
+		input-enable;
+		bias-pull-up;
+		power-source = <0>;
+	};
+};
+
 &qupv3_id_0 {
 	firmware-name = "qcom/qcs8300/qupv3fw.elf";
 	status = "okay";
@@ -709,3 +747,19 @@ &usb_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_l7c>;
+	vdda33-supply = <&vreg_l9a>;
+
+	status = "okay";
+};