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 5d21bd8277604d3891dd324b68afe2398f0e7b28..c6c25aaa18ea176ec0df4dc1ab089e4a43f77d51 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.
 
+Optional properties:
+ - rockchip,usb-pmic-vbus: If present, OTG VBUS 5V is supplied
+   from PMIC.
+
 Example:
  - RK3288