dt-bindings: connector: add typec-power-opmode property to usb-connector

Power operation mode may depends on hardware design, so, add the optional
property typec-power-opmode for usb-c connector to select the power
operation mode capability.

Signed-off-by: Amelie Delaunay <[e-mail]>
Reviewed-by: Rob Herring <[e-mail]>
Signed-off-by: Alexandre Torgue <[e-mail]>

Documentation/devicetree/bindings/connector/usb-connector.yaml

···
       - device
       - dual
 
+  typec-power-opmode:
+    description: Determines the power operation mode that the Type C connector
+      will support and will advertise through CC pins when it has no power
+      delivery support.
+      - "default" corresponds to default USB voltage and current defined by the
+        USB 2.0 and USB 3.2 specifications, 5V 500mA for USB 2.0 ports and
+        5V 900mA or 1500mA for USB 3.2 ports in single-lane or dual-lane
+        operation respectively.
+      - "1.5A" and "3.0A", 5V 1.5A and 5V 3.0A respectively, as defined in USB
+        Type-C Cable and Connector specification, when Power Delivery is not
+        supported.
+    allOf:
+      - $ref: /schemas/types.yaml#definitions/string
+    enum:
+      - default
+      - 1.5A
+      - 3.0A
+
   # The following are optional properties for "usb-c-connector" with power
   # delivery support.
   source-pdos:
···
       properties:
         type:
           const: micro
+
+anyOf:
+  - not:
+      required:
+        - typec-power-opmode
+        - new-source-frs-typec-current
 
 additionalProperties: true