src/mainboard/sifive/hifive-unleashed/hifive-unleashed-a00.dts

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 /include/ "fu540-c000.dtsi"
   4
   5 / {
   6         #address-cells = <2>;
   7         #size-cells = <2>;
   8         model = "SiFive HiFive Unleashed A00";
   9         compatible = "sifive,hifive-unleashed-a00", "sifive,fu540-c000";
  10
  11         chosen {
  12         };
  13
  14         cpus {
  15                 /* Clock frequency (in Hz) of the PCB crystal for rtcclk */
  16                 timebase-frequency = <1000000>;
  17         };
  18
  19         memory@80000000 {
  20                 device_type = "memory";
  21                 reg = <0x0 0x80000000 0x2 0x00000000>;
  22         };
  23
  24         soc {
  25         };
  26
  27         hfclk: hfclk {
  28                 #clock-cells = <0>;
  29                 compatible = "fixed-clock";
  30                 clock-frequency = <33333333>;
  31                 clock-output-names = "hfclk";
  32         };
  33
  34         rtcclk: rtcclk {
  35                 #clock-cells = <0>;
  36                 compatible = "fixed-clock";
  37                 clock-frequency = <1000000>;
  38                 clock-output-names = "rtcclk";
  39         };
  40 };
  41
  42 &uart0 {
  43         status = "okay";
  44 };
  45
  46 &uart1 {
  47         status = "okay";
  48 };
  49
  50 &i2c0 {
  51         status = "okay";
  52 };
  53
  54 &qspi0 {
  55         status = "okay";
  56         flash@0 {
  57                 compatible = "issi,is25wp256", "jedec,spi-nor";
  58                 reg = <0>;
  59                 spi-max-frequency = <50000000>;
  60                 m25p,fast-read;
  61                 spi-tx-bus-width = <4>;
  62                 spi-rx-bus-width = <4>;
  63         };
  64 };
  65
  66 &qspi2 {
  67         status = "okay";
  68         mmc@0 {
  69                 compatible = "mmc-spi-slot";
  70                 reg = <0>;
  71                 spi-max-frequency = <20000000>;
  72                 voltage-ranges = <3300 3300>;
  73                 disable-wp;
  74         };
  75 };
  76
  77 &eth0 {
  78         status = "okay";
  79         phy-mode = "gmii";
  80         phy-handle = <&phy0>;
  81         phy0: ethernet-phy@0 {
  82                 reg = <0>;
  83         };
  84 };