1 Hisilicon MDIO bus controller 1 Hisilicon MDIO bus controller
2 2
3 Properties: 3 Properties:
4 - compatible: can be one of: 4 - compatible: can be one of:
5 "hisilicon,hns-mdio" 5 "hisilicon,hns-mdio"
6 "hisilicon,mdio" 6 "hisilicon,mdio"
7 "hisilicon,hns-mdio" is recommended to be us 7 "hisilicon,hns-mdio" is recommended to be used for hip05 and later SOCs,
8 while "hisilicon,mdio" is optional for backw 8 while "hisilicon,mdio" is optional for backwards compatibility only on
9 hip04 Soc. 9 hip04 Soc.
10 - reg: The base address of the MDIO bus contro 10 - reg: The base address of the MDIO bus controller register bank.
11 - #address-cells: Must be <1>. 11 - #address-cells: Must be <1>.
12 - #size-cells: Must be <0>. MDIO addresses ha 12 - #size-cells: Must be <0>. MDIO addresses have no size component.
13 13
14 Typically an MDIO bus might have several child 14 Typically an MDIO bus might have several children.
15 15
16 Example: 16 Example:
17 mdio@803c0000 { 17 mdio@803c0000 {
18 #address-cells = <1>; 18 #address-cells = <1>;
19 #size-cells = <0>; 19 #size-cells = <0>;
20 compatible = "hisilicon,hns 20 compatible = "hisilicon,hns-mdio","hisilicon,mdio";
21 reg = <0x0 0x803c0000 0x0 0 21 reg = <0x0 0x803c0000 0x0 0x10000>;
22 22
23 ethernet-phy@0 { 23 ethernet-phy@0 {
24 ... 24 ...
25 reg = <0>; 25 reg = <0>;
26 }; 26 };
27 }; 27 };
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