[PATCH] dt-bindings: net: constrain number of 'reg' in ethernet ports

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'reg' without any constraints allows multiple items which is not the
intention for Ethernet controller's port number.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>

---

Please give it a time for Rob's bot to process this.
---
 Documentation/devicetree/bindings/net/asix,ax88178.yaml       | 4 +++-
 Documentation/devicetree/bindings/net/microchip,lan95xx.yaml  | 4 +++-
 .../devicetree/bindings/net/microchip,lan966x-switch.yaml     | 4 ++--
 .../devicetree/bindings/net/microchip,sparx5-switch.yaml      | 3 ++-
 .../devicetree/bindings/net/mscc,vsc7514-switch.yaml          | 3 ++-
 .../bindings/net/renesas,r8a779f0-ether-switch.yaml           | 4 ++--
 6 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/Documentation/devicetree/bindings/net/asix,ax88178.yaml b/Documentation/devicetree/bindings/net/asix,ax88178.yaml
index 1af52358de4c..a81dbc4792f6 100644
--- a/Documentation/devicetree/bindings/net/asix,ax88178.yaml
+++ b/Documentation/devicetree/bindings/net/asix,ax88178.yaml
@@ -27,7 +27,9 @@ properties:
           - usbb95,772b   # ASIX AX88772B
           - usbb95,7e2b   # ASIX AX88772B
 
-  reg: true
+  reg:
+    maxItems: 1
+
   local-mac-address: true
   mac-address: true
 
diff --git a/Documentation/devicetree/bindings/net/microchip,lan95xx.yaml b/Documentation/devicetree/bindings/net/microchip,lan95xx.yaml
index cf91fecd8909..3715c5f8f0e0 100644
--- a/Documentation/devicetree/bindings/net/microchip,lan95xx.yaml
+++ b/Documentation/devicetree/bindings/net/microchip,lan95xx.yaml
@@ -39,7 +39,9 @@ properties:
           - usb424,9e08   # SMSC LAN89530 USB Ethernet Device
           - usb424,ec00   # SMSC9512/9514 USB Hub & Ethernet Device
 
-  reg: true
+  reg:
+    maxItems: 1
+
   local-mac-address: true
   mac-address: true
 
diff --git a/Documentation/devicetree/bindings/net/microchip,lan966x-switch.yaml b/Documentation/devicetree/bindings/net/microchip,lan966x-switch.yaml
index dc116f14750e..583d70c51be6 100644
--- a/Documentation/devicetree/bindings/net/microchip,lan966x-switch.yaml
+++ b/Documentation/devicetree/bindings/net/microchip,lan966x-switch.yaml
@@ -83,8 +83,8 @@ properties:
             const: 0
 
           reg:
-            description:
-              Switch port number
+            items:
+              - description: Switch port number
 
           phys:
             description:
diff --git a/Documentation/devicetree/bindings/net/microchip,sparx5-switch.yaml b/Documentation/devicetree/bindings/net/microchip,sparx5-switch.yaml
index 57ffeb8fc876..ccb912561446 100644
--- a/Documentation/devicetree/bindings/net/microchip,sparx5-switch.yaml
+++ b/Documentation/devicetree/bindings/net/microchip,sparx5-switch.yaml
@@ -89,7 +89,8 @@ properties:
 
         properties:
           reg:
-            description: Switch port number
+            items:
+              - description: Switch port number
 
           phys:
             maxItems: 1
diff --git a/Documentation/devicetree/bindings/net/mscc,vsc7514-switch.yaml b/Documentation/devicetree/bindings/net/mscc,vsc7514-switch.yaml
index ee0a504bdb24..1cf82955d75e 100644
--- a/Documentation/devicetree/bindings/net/mscc,vsc7514-switch.yaml
+++ b/Documentation/devicetree/bindings/net/mscc,vsc7514-switch.yaml
@@ -109,7 +109,8 @@ properties:
 
         properties:
           reg:
-            description: Switch port number
+            items:
+              - description: Switch port number
 
           phy-handle: true
 
diff --git a/Documentation/devicetree/bindings/net/renesas,r8a779f0-ether-switch.yaml b/Documentation/devicetree/bindings/net/renesas,r8a779f0-ether-switch.yaml
index 581fff8902f4..0eba66a29c6c 100644
--- a/Documentation/devicetree/bindings/net/renesas,r8a779f0-ether-switch.yaml
+++ b/Documentation/devicetree/bindings/net/renesas,r8a779f0-ether-switch.yaml
@@ -106,8 +106,8 @@ properties:
 
         properties:
           reg:
-            description:
-              Port number of ETHA (TSNA).
+            items:
+              - description: Port number of ETHA (TSNA).
 
           phys:
             maxItems: 1
-- 
2.34.1




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