ARM: tegra: Enable USB on Venice2

USB1 and USB3 are routed to two external connectors, while USB2 is used
for the integrated webcam.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>

arch/arm/boot/dts/tegra124-venice2.dts

@@ -763,7 +763,7 @@ ldo3 {
 					ams,enable-tracking;
 				};
 
-				ldo4 {
+				vdd_run_cam: ldo4 {
 					regulator-name = "+3.3V_RUN_CAM";
 					regulator-min-microvolt = <2800000>;
 					regulator-max-microvolt = <2800000>;
@@ -954,6 +954,33 @@ i2s@70301100 {
 		};
 	};
 
+	usb@7d000000 {
+		status = "okay";
+	};
+
+	usb-phy@7d000000 {
+		status = "okay";
+		vbus-supply = <&vdd_usb1_vbus>;
+	};
+
+	usb@7d004000 {
+		status = "okay";
+	};
+
+	usb-phy@7d004000 {
+		status = "okay";
+		vbus-supply = <&vdd_run_cam>;
+	};
+
+	usb@7d008000 {
+		status = "okay";
+	};
+
+	usb-phy@7d008000 {
+		status = "okay";
+		vbus-supply = <&vdd_usb3_vbus>;
+	};
+
 	backlight: backlight {
 		compatible = "pwm-backlight";