Merge branch 'add-en8811h-phy-driver-and-devicetree-binding-doc'

Eric Woudstra says:

====================
Add en8811h phy driver and devicetree binding doc

This patch series adds the driver and the devicetree binding documentation
for the Airoha en8811h PHY.
====================

Link: https://lore.kernel.org/r/20240326162305.303598-1-ericwouds@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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 <ericwouds@gmail.com>
+
+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;
+        };
+    };

drivers/net/phy/Kconfig

@@ -76,6 +76,11 @@ config SFP
 
 comment "MII PHY device drivers"
 
+config AIR_EN8811H_PHY
+	tristate "Airoha EN8811H 2.5 Gigabit PHY"
+	help
+	  Currently supports the Airoha EN8811H PHY.
+
 config AMD_PHY
 	tristate "AMD and Altima PHYs"
 	help

drivers/net/phy/Makefile

@@ -34,6 +34,7 @@ obj-y				+= $(sfp-obj-y) $(sfp-obj-m)
 
 obj-$(CONFIG_ADIN_PHY)		+= adin.o
 obj-$(CONFIG_ADIN1100_PHY)	+= adin1100.o
+obj-$(CONFIG_AIR_EN8811H_PHY)   += air_en8811h.o
 obj-$(CONFIG_AMD_PHY)		+= amd.o
 obj-$(CONFIG_AQUANTIA_PHY)	+= aquantia/
 ifdef CONFIG_AX88796B_RUST_PHY