Subject: [PATCH v2 net-next 1/2] dt-bindings: net: airoha,en8811h: Add en8811h

From: Eric Woudstra <[email-masked]>
Date: Sat, 2 Mar 2024 19:38:34 +0100

Add the Airoha EN8811H 2.5 Gigabit PHY.

The en8811h phy can be set with serdes polarity reversed on rx and/or tx.

Signed-off-by: Eric Woudstra <[email-masked]>
---
 .../bindings/net/airoha,en8811h.yaml          | 56 +++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/net/airoha,en8811h.yaml

diff --git a/Documentation/devicetree/bindings/net/airoha,en8811h.yaml b/Documentation/devicetree/bindings/net/airoha,en8811h.yaml
new file mode 100644
index 000000000000..ecb5149ec6b0
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/airoha,en8811h.yaml
@@ -0,0 +1,56 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/airoha,en8811h.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Airoha EN8811H PHY
+
+maintainers:
+  - Eric Woudstra <[email-masked]>
+
+description:
+  The Airoha EN8811H PHY has the ability to reverse polarity
+  on the lines to and/or from the MAC. It is reversed by
+  the booleans in the devicetree node of the phy.
+
+allOf:
+  - $ref: ethernet-phy.yaml#
+
+properties:
+  compatible:
+    enum:
+      - ethernet-phy-id03a2.a411
+
+  reg:
+    maxItems: 1
+
+  airoha,pnswap-rx:
+    type: boolean
+    description:
+      Reverse rx polarity of the SERDES. This is the receiving
+      side of the lines from the MAC towards the EN881H.
+
+  airoha,pnswap-tx:
+    type: boolean
+    description:
+      Reverse tx polarity of SERDES. This is the transmitting
+      side of the lines from EN8811H towards the MAC.
+
+required:
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    mdio {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        ethernet-phy@1 {
+            compatible = "ethernet-phy-id03a2.a411";
+            reg = <1>;
+            airoha,pnswap-rx;
+        };
+    };
-- 
2.42.1