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+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/dsa/qca,ar9331.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Atheros AR9331 built-in switch
+
+maintainers:
+ - Oleksij Rempel <o.rempel@pengutronix.de>
+
+description:
+ Qualcomm Atheros AR9331 is a switch built-in to Atheros AR9331 WiSoC and
+ addressable over internal MDIO bus. All PHYs are built-in as well.
+
+properties:
+ compatible:
+ const: qca,ar9331-switch
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ interrupt-controller: true
+
+ '#interrupt-cells':
+ const: 1
+
+ mdio:
+ $ref: /schemas/net/mdio.yaml#
+ unevaluatedProperties: false
+ properties:
+ interrupt-parent: true
+
+ patternProperties:
+ '(ethernet-)?phy@[0-4]+$':
+ type: object
+ unevaluatedProperties: false
+
+ properties:
+ reg: true
+ interrupts:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+ reset-names:
+ items:
+ - const: switch
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - interrupt-controller
+ - '#interrupt-cells'
+ - mdio
+ - ports
+ - resets
+ - reset-names
+
+allOf:
+ - $ref: dsa.yaml#/$defs/ethernet-ports
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ switch10: switch@10 {
+ compatible = "qca,ar9331-switch";
+ reg = <0x10>;
+
+ interrupt-parent = <&miscintc>;
+ interrupts = <12>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+
+ resets = <&rst 8>;
+ reset-names = "switch";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0x0>;
+ ethernet = <&eth1>;
+
+ phy-mode = "gmii";
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+
+ port@1 {
+ reg = <0x1>;
+ phy-handle = <&phy_port0>;
+ phy-mode = "internal";
+ };
+
+ port@2 {
+ reg = <0x2>;
+ phy-handle = <&phy_port1>;
+ phy-mode = "internal";
+ };
+
+ port@3 {
+ reg = <0x3>;
+ phy-handle = <&phy_port2>;
+ phy-mode = "internal";
+ };
+
+ port@4 {
+ reg = <0x4>;
+ phy-handle = <&phy_port3>;
+ phy-mode = "internal";
+ };
+ };
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ interrupt-parent = <&switch10>;
+
+ phy_port0: ethernet-phy@0 {
+ reg = <0x0>;
+ interrupts = <0>;
+ };
+
+ phy_port1: ethernet-phy@1 {
+ reg = <0x1>;
+ interrupts = <0>;
+ };
+
+ phy_port2: ethernet-phy@2 {
+ reg = <0x2>;
+ interrupts = <0>;
+ };
+
+ phy_port3: ethernet-phy@3 {
+ reg = <0x3>;
+ interrupts = <0>;
+ };
+
+ phy_port4: ethernet-phy@4 {
+ reg = <0x4>;
+ interrupts = <0>;
+ };
+ };
+ };
+ };