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[2/5] dt-bindings: usb: renesas,usb3-peri: Document HS and SS data bus

Message ID 20200804174828.8339-3-biju.das.jz@bp.renesas.com (mailing list archive)
State Superseded
Delegated to: Geert Uytterhoeven
Headers show
Series Remodel HD3SS3220 device nodes | expand

Commit Message

Biju Das Aug. 4, 2020, 5:48 p.m. UTC 
Document HS and SS data bus for the "usb-role-switch" enabled case.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
---
Ref:https://patchwork.kernel.org/patch/11669423/
---
 .../bindings/usb/renesas,usb3-peri.yaml       | 36 +++++++++++++++----
 1 file changed, 30 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml b/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml
index e3cdeab1199f..3eb964af37b8 100644
--- a/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml
+++ b/Documentation/devicetree/bindings/usb/renesas,usb3-peri.yaml
@@ -52,11 +52,24 @@  properties:
     $ref: /schemas/types.yaml#/definitions/phandle
     description: phandle of a companion.
 
-  port:
+  ports:
     description: |
       any connector to the data bus of this controller should be modelled
       using the OF graph bindings specified, if the "usb-role-switch"
       property is used.
+    type: object
+    properties:
+      port@0:
+        type: object
+        description: High Speed (HS) data bus.
+
+      port@1:
+        type: object
+        description: Super Speed (SS) data bus.
+
+    required:
+      - port@0
+      - port@1
 
 required:
   - compatible
@@ -79,9 +92,20 @@  examples:
         companion = <&xhci0>;
         usb-role-switch;
 
-        port {
-            usb3_role_switch: endpoint {
-                remote-endpoint = <&hd3ss3220_ep>;
-            };
-        };
+    	ports {
+    		#address-cells = <1>;
+    		#size-cells = <0>;
+    		port@0 {
+    			reg = <0>;
+    			usb3_hs_ep: endpoint {
+    				remote-endpoint = <&hs_ep>;
+    			};
+    		};
+    		port@1 {
+    			reg = <1>;
+    			usb3_role_switch: endpoint {
+    				remote-endpoint = <&hd3ss3220_out_ep>;
+    			};
+    		};
+    	};
     };