4 - compatible: should be "generic-xhci" (deprecated: "xhci-platform").
5 - reg: should contain address and length of the standard XHCI
6 register set for the device.
7 - interrupts: one XHCI interrupt should be described here.
11 compatible = "generic-xhci";
12 reg = <0xf0931000 0x8c8>;
13 interrupts = <0x0 0x4e 0x0>;