arm64: tegra: Add USB device support for Jetson AGX Xavier

Enable the USB device support for the Jetson AGX Xavier platform.
Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts

@@ -2094,6 +2094,14 @@ usb3-3 {
 			};
 		};
 
+		usb@3550000 {
+			status = "okay";
+
+			phys = <&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-0}>,
+			       <&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-2}>;
+			phy-names = "usb2-0", "usb3-0";
+		};
+
 		usb@3610000 {
 			status = "okay";