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-rw-r--r--Documentation/devicetree/bindings/usb/pxa-usb.txt22
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>;
+ };