arch/arm/boot/dts/wd-mbwe.dts

   1 /*
   2  * wd-mbwe.dtsi - Device tree file for Western Digital My Book World Edition
   3  *
   4  * Copyright (C) 2016 Neil Armstrong <narmstrong@baylibre.com>
   5  *
   6  * Licensed under GPLv2 or later
   7  */
   8
   9 /dts-v1/;
  10 #include "ox810se.dtsi"
  11
  12 / {
  13         model = "Western Digital My Book World Edition";
  14
  15         compatible = "wd,mbwe", "oxsemi,ox810se";
  16
  17         chosen {
  18                 bootargs = "console=ttyS1,115200n8 earlyprintk=serial";
  19         };
  20
  21         memory {
  22                 /* 128Mbytes DDR */
  23                 reg = <0x48000000 0x8000000>;
  24         };
  25
  26         aliases {
  27                 serial1 = &uart1;
  28                 gpio0 = &gpio0;
  29                 gpio1 = &gpio1;
  30         };
  31
  32         gpio-keys-polled {
  33                 compatible = "gpio-keys-polled";
  34                 #address-cells = <1>;
  35                 #size-cells = <0>;
  36                 poll-interval = <100>;
  37
  38                 power {
  39                         label = "power";
  40                         gpios = <&gpio0 0 1>;
  41                         linux,code = <0x198>;
  42                 };
  43
  44                 recovery {
  45                         label = "recovery";
  46                         gpios = <&gpio0 4 1>;
  47                         linux,code = <0xab>;
  48                 };
  49         };
  50
  51         leds {
  52                 compatible = "gpio-leds";
  53
  54                 a0 {
  55                         label = "activity0";
  56                         gpios = <&gpio0 25 0>;
  57                         default-state = "keep";
  58                 };
  59
  60                 a1 {
  61                         label = "activity1";
  62                         gpios = <&gpio0 26 0>;
  63                         default-state = "keep";
  64                 };
  65
  66                 a2 {
  67                         label = "activity2";
  68                         gpios = <&gpio0 5 0>;
  69                         default-state = "keep";
  70                 };
  71
  72                 a3 {
  73                         label = "activity3";
  74                         gpios = <&gpio0 6 0>;
  75                         default-state = "keep";
  76                 };
  77
  78                 a4 {
  79                         label = "activity4";
  80                         gpios = <&gpio0 7 0>;
  81                         default-state = "keep";
  82                 };
  83
  84                 a5 {
  85                         label = "activity5";
  86                         gpios = <&gpio1 2 0>;
  87                         default-state = "keep";
  88                 };
  89         };
  90
  91         i2c-gpio {
  92                 compatible = "i2c-gpio";
  93                 gpios = <&gpio0 3 0 /* sda */
  94                          &gpio0 2 0 /* scl */
  95                          >;
  96                 i2c-gpio,delay-us = <2>;        /* ~100 kHz */
  97                 #address-cells = <1>;
  98                 #size-cells = <0>;
  99
 100                 rtc0: rtc@48 {
 101                         compatible = "st,m41t00";
 102                         reg = <0x68>;
 103                 };
 104         };
 105 };
 106
 107 &uart1 {
 108         status = "okay";
 109
 110         pinctrl-names = "default";
 111         pinctrl-0 = <&pinctrl_uart1>;
 112 };