1* UCTL USB controller glue 2 3Properties: 4- compatible: "cavium,octeon-6335-uctl" 5 6 Compatibility with all cn6XXX SOCs. 7 8- reg: The base address of the UCTL register bank. 9 10- #address-cells: Must be <2>. 11 12- #size-cells: Must be <2>. 13 14- ranges: Empty to signify direct mapping of the children. 15 16- refclk-frequency: A single cell containing the reference clock 17 frequency in Hz. 18 19- refclk-type: A string describing the reference clock connection 20 either "crystal" or "external". 21 22Example: 23 uctl@118006f000000 { 24 compatible = "cavium,octeon-6335-uctl"; 25 reg = <0x11800 0x6f000000 0x0 0x100>; 26 ranges; /* Direct mapping */ 27 #address-cells = <2>; 28 #size-cells = <2>; 29 /* 12MHz, 24MHz and 48MHz allowed */ 30 refclk-frequency = <24000000>; 31 /* Either "crystal" or "external" */ 32 refclk-type = "crystal"; 33 34 ehci@16f0000000000 { 35 compatible = "cavium,octeon-6335-ehci","usb-ehci"; 36 reg = <0x16f00 0x00000000 0x0 0x100>; 37 interrupts = <0 56>; 38 big-endian-regs; 39 }; 40 ohci@16f0000000400 { 41 compatible = "cavium,octeon-6335-ohci","usb-ohci"; 42 reg = <0x16f00 0x00000400 0x0 0x100>; 43 interrupts = <0 56>; 44 big-endian-regs; 45 }; 46 }; 47