usb: dwc_otg_310: fix usb vbus power controlled by pmic

[firefly-linux-kernel-4.4.55.git] / Documentation / devicetree / bindings / usb / rockchip-usb.txt

diff --git a/Documentation/devicetree/bindings/usb/rockchip-usb.txt b/Documentation/devicetree/bindings/usb/rockchip-usb.txt
index 5d21bd8..c6c25aa 100644 (file)
--- a/Documentation/devicetree/bindings/usb/rockchip-usb.txt
+++ b/Documentation/devicetree/bindings/usb/rockchip-usb.txt
@@ -18,6 +18,10 @@ Required properties:
    "1" represents that force otg to host only mode,
    "2" represents that force otg to device only mode.
 
    "1" represents that force otg to host only mode,
    "2" represents that force otg to device only mode.
 

+Optional properties:
+ - rockchip,usb-pmic-vbus: If present, OTG VBUS 5V is supplied
+   from PMIC.
+

 Example:
  - RK3288
 
 Example:
  - RK3288