1 files changed, 68 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/allwinner,sun4i-a10-mdio.yaml b/Documentation/devicetree/bindings/net/allwinner,sun4i-a10-mdio.yaml
new file mode 100644
index 000000000..ede977cdf
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+++ b/Documentation/devicetree/bindings/net/allwinner,sun4i-a10-mdio.yaml
@@ -0,0 +1,68 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/allwinner,sun4i-a10-mdio.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Allwinner A10 MDIO Controller
+
+maintainers:
+  - Chen-Yu Tsai <wens@csie.org>
+  - Maxime Ripard <mripard@kernel.org>
+
+allOf:
+  - $ref: "mdio.yaml#"
+
+# Select every compatible, including the deprecated ones. This way, we
+# will be able to report a warning when we have that compatible, since
+# we will validate the node thanks to the select, but won't report it
+# as a valid value in the compatible property description
+select:
+  properties:
+    compatible:
+      enum:
+        - allwinner,sun4i-a10-mdio
+
+        # Deprecated
+        - allwinner,sun4i-mdio
+
+  required:
+    - compatible
+
+properties:
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 0
+
+  compatible:
+    const: allwinner,sun4i-a10-mdio
+
+  reg:
+    maxItems: 1
+
+  phy-supply:
+    description: PHY regulator
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    mdio@1c0b080 {
+        compatible = "allwinner,sun4i-a10-mdio";
+        reg = <0x01c0b080 0x14>;
+        #address-cells = <1>;
+        #size-cells = <0>;
+        phy-supply = <&reg_emac_3v3>;
+
+        phy0: ethernet-phy@0 {
+            reg = <0>;
+        };
+    };
+
+...