Define DSA port binding per switch model as each switch model requires
different values for certain properties.

Remove unnecessary lines as they are already included from the referred
dsa.yaml.

Signed-off-by: Arınç ÜNAL <arinc.unal@arinc9.com>
---
 .../bindings/net/dsa/mediatek,mt7530.yaml     | 59 ++++++++++++-------
 1 file changed, 37 insertions(+), 22 deletions(-)

diff --git a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
index 657e162a1c01..b6c5cf4e706b 100644
--- a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
+++ b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
@@ -130,38 +130,50 @@ properties:
       ethsys.
     maxItems: 1
 
-patternProperties:
-  "^(ethernet-)?ports$":
-    type: object
+required:
+  - compatible
+  - reg
 
+$defs:
+  mt7530-dsa-port:
     patternProperties:
-      "^(ethernet-)?port@[0-9]+$":
-        type: object
-        description: Ethernet switch ports
-
-        unevaluatedProperties: false
-
-        properties:
-          reg:
-            description:
-              Port address described must be 5 or 6 for CPU port and from 0
-              to 5 for user ports.
-
-        allOf:
-          - $ref: dsa-port.yaml#
-          - if:
+      "^(ethernet-)?ports$":
+        patternProperties:
+          "^(ethernet-)?port@[0-9]+$":
+            properties:
+              reg:
+                description:
+                  Port address described must be 5 or 6 for CPU port and from
+                  0 to 5 for user ports.
+
+            if:
               properties:
                 label:
                   items:
                     - const: cpu
             then:
               required:
-                - reg
                 - phy-mode
 
-required:
-  - compatible
-  - reg
+  mt7531-dsa-port:
+    patternProperties:
+      "^(ethernet-)?ports$":
+        patternProperties:
+          "^(ethernet-)?port@[0-9]+$":
+            properties:
+              reg:
+                description:
+                  Port address described must be 5 or 6 for CPU port and from
+                  0 to 5 for user ports.
+
+            if:
+              properties:
+                label:
+                  items:
+                    - const: cpu
+            then:
+              required:
+                - phy-mode
 
 allOf:
   - $ref: dsa.yaml#
@@ -185,6 +197,7 @@ allOf:
           items:
             - const: mediatek,mt7530
     then:
+      $ref: "#/$defs/mt7530-dsa-port"
       required:
         - core-supply
         - io-supply
@@ -195,6 +208,7 @@ allOf:
           items:
             - const: mediatek,mt7531
     then:
+      $ref: "#/$defs/mt7531-dsa-port"
       properties:
         mediatek,mcm: false
 
@@ -204,6 +218,7 @@ allOf:
           items:
             - const: mediatek,mt7621
     then:
+      $ref: "#/$defs/mt7530-dsa-port"
       required:
         - mediatek,mcm
 
-- 
2.34.1