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| author | Robert Jarzmik <robert.jarzmik@free.fr> | 2014-10-18 00:43:04 +0400 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2014-11-03 19:01:17 +0300 |
| commit | 545d64a46c1ed04eb96802a3bf5b6627c4d28dbd (patch) | |
| tree | 7a7d3f52d0cf24c13bd1e04c9d4543836a6cf83d /Documentation/devicetree/bindings/usb/pxa-usb.txt | |
| parent | 02e8c966274f1049cca8d3f17092f8275979b8eb (diff) | |
| download | linux-545d64a46c1ed04eb96802a3bf5b6627c4d28dbd.tar.xz | |
usb: gadget: pxa27x_udc device-tree documentation
Add documentation for device-tree binding of arm PXA 27x udc (usb
device) driver.
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Cc: devicetree@vger.kernel.org
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'Documentation/devicetree/bindings/usb/pxa-usb.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/usb/pxa-usb.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/pxa-usb.txt b/Documentation/devicetree/bindings/usb/pxa-usb.txt index 79729a948d5a..9c331799b87c 100644 --- a/Documentation/devicetree/bindings/usb/pxa-usb.txt +++ b/Documentation/devicetree/bindings/usb/pxa-usb.txt @@ -29,3 +29,25 @@ Example: marvell,port-mode = <2>; /* PMM_GLOBAL_MODE */ }; +UDC + +Required properties: + - compatible: Should be "marvell,pxa270-udc" for USB controllers + used in device mode. + - reg: usb device MMIO address space + - interrupts: single interrupt generated by the UDC IP + - clocks: input clock of the UDC IP (see clock-bindings.txt) + +Optional properties: + - gpios: + - gpio activated to control the USB D+ pullup (see gpio.txt) + +Example: + + pxa27x_udc: udc@40600000 { + compatible = "marvell,pxa270-udc"; + reg = <0x40600000 0x10000>; + interrupts = <11>; + clocks = <&pxa2xx_clks 11>; + gpios = <&gpio 22 GPIO_ACTIVE_LOW>; + }; |