USB xHCI controllersRequired properties: - compatible: should be "xhci-platform". - reg: should contain address and length of the standard XHCI register set for the device. - interrupts: one XHCI interrupt should be described here.Example: usb@f0931000 { compatible = "xhci-platform"; reg = <0xf0931000 0x8c8>; interrupts = <0x0 0x4e 0x0>; };