dt-bindings: net: Expand pcs-handle to an array

This allows multiple phandles to be specified for pcs-handle, such as
when multiple PCSs are present for a single MAC. To differentiate
between them, also add a pcs-handle-names property.

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

Documentation/devicetree/bindings/net/dsa/renesas,rzn1-a5psw.yaml

@@ -74,10 +74,10 @@ properties:
 
         properties:
           pcs-handle:
+            maxItems: 1
             description:
               phandle pointing to a PCS sub-node compatible with
               renesas,rzn1-miic.yaml#
-            $ref: /schemas/types.yaml#/definitions/phandle
 
 unevaluatedProperties: false
 

Documentation/devicetree/bindings/net/ethernet-controller.yaml

@@ -108,11 +108,17 @@ properties:
     $ref: "#/properties/phy-connection-type"
 
   pcs-handle:
-    $ref: /schemas/types.yaml#/definitions/phandle
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+    items:
+      maxItems: 1
     description:
       Specifies a reference to a node representing a PCS PHY device on a MDIO
       bus to link with an external PHY (phy-handle) if exists.
 
+  pcs-handle-names:
+    description:
+      The name of each PCS in pcs-handle.
+
   phy-handle:
     $ref: /schemas/types.yaml#/definitions/phandle
     description:
@@ -216,6 +222,9 @@ properties:
         required:
           - speed
 
+dependencies:
+  pcs-handle-names: [pcs-handle]
+
 allOf:
   - if:
       properties:

Documentation/devicetree/bindings/net/fsl,qoriq-mc-dpmac.yaml

@@ -31,7 +31,7 @@ properties:
   phy-mode: true
 
   pcs-handle:
-    $ref: /schemas/types.yaml#/definitions/phandle
+    maxItems: 1
     description:
       A reference to a node representing a PCS PHY device found on
       the internal MDIO bus.