Kernel-4.18.0-80.el8_hisilicon-femac-mdio

Hisilicon Fast Ethernet MDIO Controller interface

Required properties:

• compatible: should be “hisilicon,hisi-femac-mdio”.

• reg: address and length of the register set for the device.

• clocks: A phandle to the reference clock for this device.

• PHY subnode: inherits from phy binding [1]
  [1] Documentation/devicetree/bindings/net/phy.txt

Example:
mdio: mdio@10091100 {
compatible = “hisilicon,hisi-femac-mdio”;
reg = <0x10091100 0x10>;
clocks = <&crg HI3516CV300_MDIO_CLK>;
#address-cells = <1>;
#size-cells = <0>;

phy0: phy@1 {
    reg = <1>;
};

};