[PATCH v4 1/3] dt-bindings: usb: dwc2: add optional usb-role-switch property

[Amelie Delaunay <amelie.delaunay@xxxxxx>]

This patch documents the usb-role-switch property in dwc2 bindings, now
that usb-role-switch support is available in dwc2 driver.

Signed-off-by: Amelie Delaunay <amelie.delaunay@xxxxxx>
---
 Documentation/devicetree/bindings/usb/dwc2.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/dwc2.yaml b/Documentation/devicetree/bindings/usb/dwc2.yaml
index 9352a8ef60a6..7b226eeffe82 100644
--- a/Documentation/devicetree/bindings/usb/dwc2.yaml
+++ b/Documentation/devicetree/bindings/usb/dwc2.yaml
@@ -100,6 +100,10 @@ properties:
   dr_mode:
     enum: [host, peripheral, otg]
 
+  usb-role-switch:
+    $ref: /schemas/types.yaml#/definitions/flag
+    description: Support role switch.
+
   g-rx-fifo-size:
     $ref: /schemas/types.yaml#/definitions/uint32
     description: size of rx fifo size in gadget mode.
-- 
2.17.1