* OHCI controller, NXP ohci-nxp variant

Required properties:
- compatible: must be "nxp,ohci-nxp"
- reg: physical base address of the controller and length of memory mapped
  region.
- interrupts: The OHCI interrupt

Example (LPC32xx):

	ohci@31020000 {
		compatible = "nxp,ohci-nxp";
		reg = <0x31020000 0x300>;
		interrupt-parent = <&mic>;
		interrupts = <0x3b 0>;
	};