src/loongarch/loongson-2k0500-ref.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (C) 2023 Loongson Technology Corporation Limited
   4  */
   5
   6 /dts-v1/;
   7
   8 #include "loongson-2k0500.dtsi"
   9
  10 / {
  11         compatible = "loongson,ls2k0500-ref", "loongson,ls2k0500";
  12         model = "Loongson-2K0500 Reference Board";
  13
  14         aliases {
  15                 ethernet0 = &gmac0;
  16                 ethernet1 = &gmac1;
  17                 serial0 = &uart0;
  18         };
  19
  20         chosen {
  21                 stdout-path = "serial0:115200n8";
  22         };
  23
  24         memory@200000 {
  25                 device_type = "memory";
  26                 reg = <0x0 0x00200000 0x0 0x0ee00000>,
  27                       <0x0 0x90000000 0x0 0x60000000>;
  28         };
  29
  30         reserved-memory {
  31                 #address-cells = <2>;
  32                 #size-cells = <2>;
  33                 ranges;
  34
  35                 linux,cma {
  36                         compatible = "shared-dma-pool";
  37                         reusable;
  38                         size = <0x0 0x2000000>;
  39                         linux,cma-default;
  40                 };
  41         };
  42 };
  43
  44 &gmac0 {
  45         status = "okay";
  46
  47         phy-mode = "rgmii";
  48         bus_id = <0x0>;
  49 };
  50
  51 &gmac1 {
  52         status = "okay";
  53
  54         phy-mode = "rgmii";
  55         bus_id = <0x1>;
  56 };
  57
  58 &i2c0 {
  59         status = "okay";
  60
  61         #address-cells = <1>;
  62         #size-cells = <0>;
  63         eeprom@57 {
  64                 compatible = "atmel,24c16";
  65                 reg = <0x57>;
  66                 pagesize = <16>;
  67         };
  68 };
  69
  70 &ehci0 {
  71         status = "okay";
  72 };
  73
  74 &ohci0 {
  75         status = "okay";
  76 };
  77
  78 &sata {
  79         status = "okay";
  80 };
  81
  82 &uart0 {
  83         status = "okay";
  84 };
  85
  86 &rtc0 {
  87         status = "okay";
  88 };