[PATCH v3 1/2] dt-bindings: net: constrain number of 'reg' in ethernet ports

[Krzysztof Kozlowski]

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

Constrain the 'reg' on AX88178 and LAN95xx USB Ethernet Controllers.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Reviewed-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>

---

Changes since v2:
1. Drop changes to switches.
2. Add Rb tag.

Changes since v1:
1. Drop change to non-accepted renesas,r8a779f0-ether-switch.
---
 Documentation/devicetree/bindings/net/asix,ax88178.yaml      | 4 +++-
 Documentation/devicetree/bindings/net/microchip,lan95xx.yaml | 4 +++-
 2 files changed, 6 insertions(+), 2 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
 
-- 
2.34.1