bindings: usb: dwc3: Update dwc3 properties for EUD connector

Add the ports property for dwc3 node. This port can be used
by the Embedded USB Debugger for role switching the controller
from device to host mode and vice versa.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Souradeep Chowdhury <quic_schowdhu@quicinc.com>
Link: https://lore.kernel.org/r/7308170ce13a96c2ff9cbb22316f46c814c42ef1.1644339918.git.quic_schowdhu@quicinc.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml
index 4f2b0913ad9fe007585c0b985f8f46c560a913a7..f4471f8bdbeffed6957c39581744852bd5cb9e18 100644 (file)
--- a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml
+++ b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml
@@ -335,6 +335,12 @@ properties:
     items:
       enum: [1, 4, 8, 16, 32, 64, 128, 256]
 
+  port:
+    $ref: /schemas/graph.yaml#/properties/port
+    description:
+      This port is used with the 'usb-role-switch' property  to connect the
+      dwc3 to type C connector.
+
 unevaluatedProperties: false
 
 required: