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Diffstat (limited to 'Documentation/devicetree/bindings/usb/usb-ohci.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/usb/usb-ohci.txt | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/usb-ohci.txt b/Documentation/devicetree/bindings/usb/usb-ohci.txt new file mode 100644 index 000000000..a8d2103d1 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/usb-ohci.txt @@ -0,0 +1,31 @@ +USB OHCI controllers + +Required properties: +- compatible : "generic-ohci" +- reg : ohci controller register range (address and length) +- interrupts : ohci controller interrupt + +Optional properties: +- big-endian-regs : boolean, set this for hcds with big-endian registers +- big-endian-desc : boolean, set this for hcds with big-endian descriptors +- big-endian : boolean, for hcds with big-endian-regs + big-endian-desc +- no-big-frame-no : boolean, set if frame_no lives in bits [15:0] of HCCA +- remote-wakeup-connected: remote wakeup is wired on the platform +- num-ports : u32, to override the detected port count +- clocks : a list of phandle + clock specifier pairs +- phys : see usb-hcd.txt in the current directory +- resets : a list of phandle + reset specifier pairs + +additionally the properties from usb-hcd.txt (in the current directory) are +supported. + +Example: + + ohci0: usb@1c14400 { + compatible = "allwinner,sun4i-a10-ohci", "generic-ohci"; + reg = <0x01c14400 0x100>; + interrupts = <64>; + clocks = <&usb_clk 6>, <&ahb_gates 2>; + phys = <&usbphy 1>; + phy-names = "usb"; + }; |