[PATCH net-next v3 1/4] dt-bindings: net: dsa: add MT7628 ESW

Joris Vaisvila
2026-04-28T18:55:38Z

Add bindings for MT7628 SoC's Embedded Switch.

Signed-off-by: Joris Vaisvila <joey@tinyisr.com>
---
.../bindings/net/dsa/mediatek,mt7628-esw.yaml | 101 ++++++++++++++++++
1 file changed, 101 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/dsa/mediatek,mt7628-esw.yaml

diff --git a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7628-esw.yaml b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7628-esw.yaml
new file mode 100644
index 000000000000..a9db9057ee54
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7628-esw.yaml
@@ -0,0 +1,101 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/dsa/mediatek,mt7628-esw.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mediatek MT7628 Embedded Ethernet Switch
+
+maintainers:
+ - Joris Vaisvila <joey@tinyisr.com>
+
+description:
+ The MT7628 SoC's built-in Ethernet Switch is a five port switch with
+ integrated 10/100 PHYs. The switch registers are directly mapped in the SoC's
+ memory. The switch has an internally connected 1G CPU port and 5 user ports
+ connected to the built-in Fast Ethernet PHYs.
+
+unevaluatedProperties: false
+
+allOf:
+ - $ref: dsa.yaml#/$defs/ethernet-ports
+
+properties:
+ compatible:
+ const: mediatek,mt7628-esw
+
+ reg:
+ maxItems: 1
+
+ resets:
+ items:
+ - description: internal switch block reset
+ - description: internal phy package reset
+
+ reset-names:
+ items:
+ - const: esw
+ - const: ephy
+
+ mdio:
+ $ref: /schemas/net/mdio.yaml#
+ unevaluatedProperties: false
+
+required:
+ - compatible
+ - reg
+ - resets
+ - reset-names
+ - ethernet-ports
+
+examples:
+ - |
+ switch0: switch@10110000 {
+ compatible = "mediatek,mt7628-esw";
+
+ reg = <0x10110000 0x8000>;
+
+ resets = <&sysc 23>, <&sysc 24>;
+ reset-names = "esw", "ephy";
+
+ ethernet-ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethernet-port@0 {
+ reg = <0>;
+ phy-mode = "internal";
+ };
+
+ ethernet-port@1 {
+ reg = <1>;
+ phy-mode = "internal";
+ };
+
+ ethernet-port@2 {
+ reg = <2>;
+ phy-mode = "internal";
+ };
+
+ ethernet-port@3 {
+ reg = <3>;
+ phy-mode = "internal";
+ };
+
+ ethernet-port@4 {
+ reg = <4>;
+ phy-mode = "internal";
+ };
+
+ ethernet-port@6 {
+ reg = <6>;
+ phy-mode = "internal";
+ ethernet = <&ethernet>;
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+ };
+ };
--
2.54.0