Documentation/devicetree/bindings/net/qcom,ethqos.txt

   1 Qualcomm Ethernet ETHQOS device
   2
   3 This documents dwmmac based ethernet device which supports Gigabit
   4 ethernet for version v2.3.0 onwards.
   5
   6 This device has following properties:
   7
   8 Required properties:
   9
  10 - compatible: Should be qcom,qcs404-ethqos"
  11
  12 - reg: Address and length of the register set for the device
  13
  14 - reg-names: Should contain register names "stmmaceth", "rgmii"
  15
  16 - clocks: Should contain phandle to clocks
  17
  18 - clock-names: Should contain clock names "stmmaceth", "pclk",
  19                 "ptp_ref", "rgmii"
  20
  21 - interrupts: Should contain phandle to interrupts
  22
  23 - interrupt-names: Should contain interrupt names "macirq", "eth_lpi"
  24
  25 Rest of the properties are defined in stmmac.txt file in same directory
  26
  27
  28 Example:
  29
  30 ethernet: ethernet@7a80000 {
  31         compatible = "qcom,qcs404-ethqos";
  32         reg = <0x07a80000 0x10000>,
  33                 <0x07a96000 0x100>;
  34         reg-names = "stmmaceth", "rgmii";
  35         clock-names = "stmmaceth", "pclk", "ptp_ref", "rgmii";
  36         clocks = <&gcc GCC_ETH_AXI_CLK>,
  37                 <&gcc GCC_ETH_SLAVE_AHB_CLK>,
  38                 <&gcc GCC_ETH_PTP_CLK>,
  39                 <&gcc GCC_ETH_RGMII_CLK>;
  40         interrupts = <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>,
  41                         <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
  42         interrupt-names = "macirq", "eth_lpi";
  43         snps,reset-gpio = <&tlmm 60 GPIO_ACTIVE_LOW>;
  44         snps,reset-active-low;
  45
  46         snps,txpbl = <8>;
  47         snps,rxpbl = <2>;
  48         snps,aal;
  49         snps,tso;
  50
  51         phy-handle = <&phy1>;
  52         phy-mode = "rgmii";
  53
  54         mdio {
  55                 #address-cells = <0x1>;
  56                 #size-cells = <0x0>;
  57                 compatible = "snps,dwmac-mdio";
  58                 phy1: phy@4 {
  59                         device_type = "ethernet-phy";
  60                         reg = <0x4>;
  61                 };
  62         };
  63
  64 };