Generic Platform UHCI Controller
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Required properties:
- compatible : "platform-uhci"
- reg : Should contain 1 register ranges(address and length)
- interrupts : UHCI controller interrupt

Example:

	uhci@d8007b00 {
		compatible = "platform-uhci";
		reg = <0xd8007b00 0x200>;
		interrupts = <43>;
	};
