[PATCH 2/2] dt-bindings: net: dsa: mediatek,mt7530: document MDIO-bus

[David Bauer]

Document the ability to add nodes for the MDIO bus connecting the
switch-internal PHYs.

Signed-off-by: David Bauer <mail at david-bauer.net>
---
 .../devicetree/bindings/net/dsa/mediatek,mt7530.yaml        | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
index e532c6b795f4..50f8f83cc440 100644
--- a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
+++ b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
@@ -128,6 +128,12 @@ properties:
       See Documentation/devicetree/bindings/regulator/mt6323-regulator.txt for
       details for the regulator setup on these boards.
 
+  mdio:
+    $ref: /schemas/net/mdio.yaml#
+    unevaluatedProperties: false
+    description:
+      Node for the internal MDIO bus connected to the embedded ethernet-PHYs.
+
   mediatek,mcm:
     type: boolean
     description:
-- 
2.39.2