Add documentation for device-tree binding of arm PXA 27x udc (usb
device) driver.

Signed-off-by: Robert Jarzmik <robert.jarz...@free.fr>
Cc: devicet...@vger.kernel.org

---
Since V1: change OF id mrvl,pxa27x_udc -> marvell,pxa27x-udc
          This is a consequence of other DT reviews on the marvell
          namings.
---
 Documentation/devicetree/bindings/usb/pxa-usb.txt | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/pxa-usb.txt 
b/Documentation/devicetree/bindings/usb/pxa-usb.txt
index 79729a9..0e4863f 100644
--- a/Documentation/devicetree/bindings/usb/pxa-usb.txt
+++ b/Documentation/devicetree/bindings/usb/pxa-usb.txt
@@ -29,3 +29,23 @@ Example:
                marvell,port-mode = <2>; /* PMM_GLOBAL_MODE */
        };
 
+UDC
+
+Required properties:
+ - compatible: Should be "marvell,pxa27x-udc" for USB controllers
+   used in device mode.
+
+Optional properties:
+ - "udc-pullup-gpio" - gpio activated to control the USB D+ pullup.
+ - "udc-pullup-gpio-inverted" - boolean inverting gpio pullup logic.
+
+Example:
+
+               pxa27x_udc: udc@40600000 {
+                       compatible = "marvell,pxa27x-udc";
+                       reg = <0x40600000 0x10000>;
+                       interrupts = <11>;
+                       clocks = <&pxa2xx_clks 11>;
+                       clock-names = "pxa27x-udc";
+                       udc-pullup-gpio = <22>;
+               };
-- 
2.0.0.rc2

--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to