@@ -155,6 +155,20 @@ regulator-state-mem {
 		};
 	};
 
+	vcc5v0_usb: vcc5v0-usb {
+		compatible = "regulator-fixed";
+		enable-active-high;
+		gpio = <&gpio1 RK_PC6 GPIO_ACTIVE_HIGH>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&vcc5v0_usb_en>;
+		regulator-name = "vcc5v0_usb";
+		regulator-always-on;
+		regulator-boot-on;
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&vcc5v0_perdev>;
+	};
+
 	vcc12v_dcin: vcc12v-dcin {
 		compatible = "regulator-fixed";
 		regulator-name = "vcc12v_dcin";

@@ -407,6 +421,12 @@ pmic_int_l: pmic-int-l {
 		};
 	};
 
+	power {
+		vcc5v0_usb_en: vcc5v0-usb-en {
+			rockchip,pins = <1 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	vcc3v0-sd {
 		sdmmc0_pwr_h: sdmmc0-pwr-h {
 			rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>;

@@ -449,6 +469,30 @@ &sdmmc {
 	status = "okay";
 };
 
+&tcphy1 {
+	// phy for &usbdrd_dwc3_1
+	status = "okay";
+};
+
+&u2phy1 {
+	status = "okay";
+
+	otg-port {
+		// phy for &usbdrd_dwc3_1
+		phy-supply = <&vcc5v0_usb>
+		status = "okay";
+	};
+};
+
 &uart2 {
 	status = "okay";
 };
+
+&usbdrd3_1 {
+	status = "okay";
+
+	usb@fe900000 {
+		dr_mode = "host";
+		status = "okay";
+	};
+};