dt-bindings: net: ti: k3-am654-cpsw-nuss: Update bindings for J7200 CPSW5G

Update bindings for TI K3 J7200 SoC which contains 5 ports (4 external
ports) CPSW5G module and add compatible for it.

Changes made:
    - Add new compatible ti,j7200-cpswxg-nuss for CPSW5G.
    - Extend pattern properties for new compatible.
    - Change maximum number of CPSW ports to 4 for new compatible.

Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

Documentation/devicetree/bindings/net/ti,k3-am654-cpsw-nuss.yaml

@@ -55,6 +55,7 @@ properties:
   compatible:
     enum:
       - ti,am654-cpsw-nuss
+      - ti,j7200-cpswxg-nuss
       - ti,j721e-cpsw-nuss
       - ti,am642-cpsw-nuss
 
@@ -110,7 +111,7 @@ properties:
         const: 0
 
     patternProperties:
-      port@[1-2]:
+      "^port@[1-4]$":
         type: object
         description: CPSWxG NUSS external ports
 
@@ -119,7 +120,7 @@ properties:
         properties:
           reg:
             minimum: 1
-            maximum: 2
+            maximum: 4
             description: CPSW port number
 
           phys:
@@ -178,6 +179,19 @@ required:
   - '#address-cells'
   - '#size-cells'
 
+allOf:
+  - if:
+      not:
+        properties:
+          compatible:
+            contains:
+              const: ti,j7200-cpswxg-nuss
+    then:
+      properties:
+        ethernet-ports:
+          patternProperties:
+            "^port@[3-4]$": false
+
 additionalProperties: false
 
 examples: