Documentation/devicetree/bindings/net/apm-xgene-mdio.txt

   1 APM X-Gene SoC MDIO node
   2
   3 MDIO node is defined to describe on-chip MDIO controller.
   4
   5 Required properties:
   6         - compatible: Must be "apm,xgene-mdio-rgmii" or "apm,xgene-mdio-xfi"
   7         - #address-cells: Must be <1>.
   8         - #size-cells: Must be <0>.
   9         - reg: Address and length of the register set
  10         - clocks: Reference to the clock entry
  11
  12 For the phys on the mdio bus, there must be a node with the following fields:
  13         - compatible: PHY identifier.  Please refer ./phy.txt for the format.
  14         - reg: The ID number for the phy.
  15
  16 Example:
  17
  18         mdio: mdio@17020000 {
  19                 compatible = "apm,xgene-mdio-rgmii";
  20                 #address-cells = <1>;
  21                 #size-cells = <0>;
  22                 reg = <0x0 0x17020000 0x0 0xd100>;
  23                 clocks = <&menetclk 0>;
  24         };
  25
  26         /* Board-specific peripheral configurations */
  27         &mdio {
  28                 menetphy: phy@3 {
  29                         reg = <0x3>;
  30                 };
  31                 sgenet0phy: phy@4 {
  32                         reg = <0x4>;
  33                 };
  34                 sgenet1phy: phy@5 {
  35                         reg = <0x5>;
  36                 };
  37         };