arch/mips/boot/dts/netlogic/xlp_evp.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * XLP8XX Device Tree Source for EVP boards
   4  */
   5
   6 /dts-v1/;
   7 / {
   8         model = "netlogic,XLP-EVP";
   9         compatible = "netlogic,xlp";
  10         #address-cells = <2>;
  11         #size-cells = <2>;
  12
  13         soc {
  14                 #address-cells = <2>;
  15                 #size-cells = <1>;
  16                 compatible = "simple-bus";
  17                 ranges = <0 0  0 0x18000000  0x04000000   // PCIe CFG
  18                           1 0  0 0x16000000  0x02000000>; // GBU chipselects
  19
  20                 serial0: serial@30000 {
  21                         device_type = "serial";
  22                         compatible = "ns16550";
  23                         reg = <0 0x30100 0xa00>;
  24                         reg-shift = <2>;
  25                         reg-io-width = <4>;
  26                         clock-frequency = <133333333>;
  27                         interrupt-parent = <&pic>;
  28                         interrupts = <17>;
  29                 };
  30                 serial1: serial@31000 {
  31                         device_type = "serial";
  32                         compatible = "ns16550";
  33                         reg = <0 0x31100 0xa00>;
  34                         reg-shift = <2>;
  35                         reg-io-width = <4>;
  36                         clock-frequency = <133333333>;
  37                         interrupt-parent = <&pic>;
  38                         interrupts = <18>;
  39                 };
  40                 i2c0: ocores@32000 {
  41                         compatible = "opencores,i2c-ocores";
  42                         #address-cells = <1>;
  43                         #size-cells = <0>;
  44                         reg = <0 0x32100 0xa00>;
  45                         reg-shift = <2>;
  46                         reg-io-width = <4>;
  47                         clock-frequency = <32000000>;
  48                         interrupt-parent = <&pic>;
  49                         interrupts = <30>;
  50                 };
  51                 i2c1: ocores@33000 {
  52                         compatible = "opencores,i2c-ocores";
  53                         #address-cells = <1>;
  54                         #size-cells = <0>;
  55                         reg = <0 0x33100 0xa00>;
  56                         reg-shift = <2>;
  57                         reg-io-width = <4>;
  58                         clock-frequency = <32000000>;
  59                         interrupt-parent = <&pic>;
  60                         interrupts = <31>;
  61
  62                         rtc@68 {
  63                                 compatible = "dallas,ds1374";
  64                                 reg = <0x68>;
  65                         };
  66
  67                         dtt@4c {
  68                                 compatible = "national,lm90";
  69                                 reg = <0x4c>;
  70                         };
  71                 };
  72                 pic: pic@4000 {
  73                         compatible = "netlogic,xlp-pic";
  74                         #address-cells = <0>;
  75                         #interrupt-cells = <1>;
  76                         reg = <0 0x4000 0x200>;
  77                         interrupt-controller;
  78                 };
  79
  80                 nor_flash@1,0 {
  81                         compatible = "cfi-flash";
  82                         #address-cells = <1>;
  83                         #size-cells = <1>;
  84                         bank-width = <2>;
  85                         reg = <1 0 0x1000000>;
  86
  87                         partition@0 {
  88                                 label = "x-loader";
  89                                 reg = <0x0 0x100000>; /* 1M */
  90                                 read-only;
  91                         };
  92
  93                         partition@100000 {
  94                                 label = "u-boot";
  95                                 reg = <0x100000 0x100000>; /* 1M */
  96                         };
  97
  98                         partition@200000 {
  99                                 label = "kernel";
 100                                 reg = <0x200000 0x500000>; /* 5M */
 101                         };
 102
 103                         partition@700000 {
 104                                 label = "rootfs";
 105                                 reg = <0x700000 0x800000>; /* 8M */
 106                         };
 107
 108                         partition@f00000 {
 109                                 label = "env";
 110                                 reg = <0xf00000 0x100000>; /* 1M */
 111                                 read-only;
 112                         };
 113                 };
 114
 115                 gpio: xlp_gpio@34100 {
 116                         compatible = "netlogic,xlp832-gpio";
 117                         reg = <0 0x34100 0x1000>;
 118                         #gpio-cells = <2>;
 119                         gpio-controller;
 120
 121                         #interrupt-cells = <2>;
 122                         interrupt-parent = <&pic>;
 123                         interrupts = <39>;
 124                         interrupt-controller;
 125                 };
 126         };
 127
 128         chosen {
 129                 bootargs = "console=ttyS0,115200 rdinit=/sbin/init";
 130         };
 131 };