[PATCH 1/3] dt-bindings: usb: fsa4480: Add data-lanes property to endpoint

[Luca Weiss]

Allow specifying data-lanes to reverse the SBU muxing orientation where
necessary by the hardware design.

Signed-off-by: Luca Weiss <luca.weiss@xxxxxxxxxxxxx>
---
 .../devicetree/bindings/usb/fcs,fsa4480.yaml       | 29 +++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/usb/fcs,fsa4480.yaml b/Documentation/devicetree/bindings/usb/fcs,fsa4480.yaml
index f6e7a5c1ff0b..86f6d633c2fb 100644
--- a/Documentation/devicetree/bindings/usb/fcs,fsa4480.yaml
+++ b/Documentation/devicetree/bindings/usb/fcs,fsa4480.yaml
@@ -32,10 +32,37 @@ properties:
     type: boolean
 
   port:
-    $ref: /schemas/graph.yaml#/properties/port
+    $ref: /schemas/graph.yaml#/$defs/port-base
     description:
       A port node to link the FSA4480 to a TypeC controller for the purpose of
       handling altmode muxing and orientation switching.
+    unevaluatedProperties: false
+
+    properties:
+      endpoint:
+        $ref: /schemas/graph.yaml#/$defs/endpoint-base
+        unevaluatedProperties: false
+
+        properties:
+          data-lanes:
+            $ref: /schemas/types.yaml#/definitions/uint32-array
+            description:
+              Specifies how the AUX+/- lines are connected to SBU1/2.
+            oneOf:
+              - items:
+                  - const: 0
+                  - const: 1
+                description: |
+                  Default AUX/SBU layout
+                  - AUX+ connected to SBU2
+                  - AUX- connected to SBU1
+              - items:
+                  - const: 1
+                  - const: 0
+                description: |
+                  Swapped AUX/SBU layout
+                  - AUX+ connected to SBU1
+                  - AUX- connected to SBU2
 
 required:
   - compatible

-- 
2.42.0