NXP LPC32xx USB Clock Controller Required properties: - compatible: should be "nxp,lpc3220-usb-clk" - reg: should contain clock controller registers location and length - #clock-cells: must be 1, the cell holds id of a clock provided by the USB clock controller Examples: usb { #address-cells = <1>; #size-cells = <1>; compatible = "simple-bus"; ranges = <0x0 0x31020000 0x00001000>; usbclk: clock-controller@f00 { compatible = "nxp,lpc3220-usb-clk"; reg = <0xf00 0x100>; #clock-cells = <1>; }; };