1USB OHCI controllers 2 3Required properties: 4- compatible : "generic-ohci" 5- reg : ohci controller register range (address and length) 6- interrupts : ohci controller interrupt 7 8Optional properties: 9- big-endian-regs : boolean, set this for hcds with big-endian registers 10- big-endian-desc : boolean, set this for hcds with big-endian descriptors 11- big-endian : boolean, for hcds with big-endian-regs + big-endian-desc 12- no-big-frame-no : boolean, set if frame_no lives in bits [15:0] of HCCA 13- num-ports : u32, to override the detected port count 14- clocks : a list of phandle + clock specifier pairs 15- phys : phandle + phy specifier pair 16- phy-names : "usb" 17- resets : phandle + reset specifier pair 18 19Example: 20 21 ohci0: usb@01c14400 { 22 compatible = "allwinner,sun4i-a10-ohci", "generic-ohci"; 23 reg = <0x01c14400 0x100>; 24 interrupts = <64>; 25 clocks = <&usb_clk 6>, <&ahb_gates 2>; 26 phys = <&usbphy 1>; 27 phy-names = "usb"; 28 }; 29