[PATCH 2/5] dt-bindings: usb: mtu3: support force_vbus mode

[Chunfeng Yun]

Add a new property to indicate that the controller doesn't support Vbus
detection due to non-exist Vbus PIN, and the driver should set force_vbus
state for device mode

Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/usb/mediatek,mtu3.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt b/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt
index 5d740e9d4525..c13cc8642154 100644
--- a/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt
+++ b/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt
@@ -52,6 +52,8 @@ Optional properties:
 		- 2 : used by mt2712 etc
  - mediatek,u3p-dis-msk : mask to disable u3ports, bit0 for u3port0,
 	bit1 for u3port1, ... etc;
+ - mediatek,force-vbus : boolean, indicates that the controller doesn't support
+	Vbus detection due to non-exist Vbus PIN.
 
 additionally the properties from usb-hcd.txt (in the current directory) are
 supported.
-- 
2.21.0