[PATCH v3 1/2] Documentation: dt-bindings: add dt binding info for dwc2 dr_mode

[Kever Yang]

Indicate that the generic dr_mode binding should be used for dwc2.

Signed-off-by: Kever Yang <kever.yang@xxxxxxxxxxxxxx>
---

Changes in v3: None
Changes in v2:
- Split out dr_mode and rk3288 bindings.

 Documentation/devicetree/bindings/usb/dwc2.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/dwc2.txt b/Documentation/devicetree/bindings/usb/dwc2.txt
index 467ddd1..3cf92b6 100644
--- a/Documentation/devicetree/bindings/usb/dwc2.txt
+++ b/Documentation/devicetree/bindings/usb/dwc2.txt
@@ -15,6 +15,8 @@ Optional properties:
 - phys: phy provider specifier
 - phy-names: shall be "usb2-phy"
 Refer to phy/phy-bindings.txt for generic phy consumer properties
+- dr_mode: shall be one of "host", "peripheral" and "otg"
+  Refer to usb/generic.txt
 
 Example:
 
-- 
1.9.1

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