ARM: dts: Configure BeagleBone peripheral USB VBUS irq

This prevents having to poll peripheral USB port cable status.
Signed-off-by: NTony Lindgren <tony@atomide.com>

arch/arm/boot/dts/am335x-bone-common.dtsi

@@ -209,6 +209,8 @@
 &usb0 {
 	status = "okay";
 	dr_mode = "peripheral";
+	interrupts-extended = <&intc 18 &tps 0>;
+	interrupt-names = "mc", "vbus";
 };
 
 &usb1 {