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

'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@linaro.org>
Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/Documentation/devicetree/bindings/net/asix,ax88178.yaml b/Documentation/devicetree/bindings/net/asix,ax88178.yaml
index 1af5235..a81dbc4 100644 (file)
--- 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 cf91fec..3715c5f 100644 (file)
--- 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