arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts

   1 /*
   2  * Broadcom BCM470X / BCM5301X ARM platform code.
   3  * DTS for Buffalo WZR-1750DHP
   4  *
   5  * Copyright (C) 2014 Rafał Miłecki <zajec5@gmail.com>
   6  *
   7  * Licensed under the GNU/GPL. See COPYING for details.
   8  */
   9
  10 /dts-v1/;
  11
  12 #include "bcm4708.dtsi"
  13 #include "bcm5301x-nand-cs0-bch8.dtsi"
  14
  15 / {
  16         compatible = "buffalo,wzr-1750dhp", "brcm,bcm4708";
  17         model = "Buffalo WZR-1750DHP (BCM4708)";
  18
  19         chosen {
  20                 bootargs = "console=ttyS0,115200";
  21         };
  22
  23         memory {
  24                 reg = <0x00000000 0x08000000>;
  25         };
  26
  27         spi {
  28                 compatible = "spi-gpio";
  29                 num-chipselects = <1>;
  30                 gpio-sck = <&chipcommon 7 0>;
  31                 gpio-mosi = <&chipcommon 4 0>;
  32                 cs-gpios = <&chipcommon 6 0>;
  33                 #address-cells = <1>;
  34                 #size-cells = <0>;
  35
  36                 hc595: gpio_spi@0 {
  37                         compatible = "fairchild,74hc595";
  38                         reg = <0>;
  39                         registers-number = <1>;
  40                         spi-max-frequency = <100000>;
  41
  42                         gpio-controller;
  43                         #gpio-cells = <2>;
  44
  45                 };
  46         };
  47
  48         leds {
  49                 compatible = "gpio-leds";
  50
  51                 usb {
  52                         label = "bcm53xx:blue:usb";
  53                         gpios = <&hc595 0 GPIO_ACTIVE_HIGH>;
  54                         linux,default-trigger = "default-off";
  55                 };
  56
  57                 power0 {
  58                         label = "bcm53xx:red:power";
  59                         gpios = <&hc595 1 GPIO_ACTIVE_HIGH>;
  60                         linux,default-trigger = "default-off";
  61                 };
  62
  63                 power1 {
  64                         label = "bcm53xx:white:power";
  65                         gpios = <&hc595 2 GPIO_ACTIVE_HIGH>;
  66                         linux,default-trigger = "default-on";
  67                 };
  68
  69                 router0 {
  70                         label = "bcm53xx:blue:router";
  71                         gpios = <&hc595 3 GPIO_ACTIVE_HIGH>;
  72                         linux,default-trigger = "default-on";
  73                 };
  74
  75                 router1 {
  76                         label = "bcm53xx:amber:router";
  77                         gpios = <&hc595 4 GPIO_ACTIVE_HIGH>;
  78                         linux,default-trigger = "default-off";
  79                 };
  80
  81                 wan {
  82                         label = "bcm53xx:blue:wan";
  83                         gpios = <&hc595 5 GPIO_ACTIVE_HIGH>;
  84                         linux,default-trigger = "default-on";
  85                 };
  86
  87                 wireless0 {
  88                         label = "bcm53xx:blue:wireless";
  89                         gpios = <&hc595 6 GPIO_ACTIVE_HIGH>;
  90                         linux,default-trigger = "default-off";
  91                 };
  92
  93                 wireless1 {
  94                         label = "bcm53xx:amber:wireless";
  95                         gpios = <&hc595 7 GPIO_ACTIVE_HIGH>;
  96                         linux,default-trigger = "default-off";
  97                 };
  98         };
  99
 100         gpio-keys {
 101                 compatible = "gpio-keys";
 102                 #address-cells = <1>;
 103                 #size-cells = <0>;
 104
 105                 restart {
 106                         label = "Reset";
 107                         linux,code = <KEY_RESTART>;
 108                         gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
 109                 };
 110
 111                 aoss {
 112                         label = "AOSS";
 113                         linux,code = <KEY_WPS_BUTTON>;
 114                         gpios = <&chipcommon 12 GPIO_ACTIVE_LOW>;
 115                 };
 116
 117                 /* Commit mode set by switch? */
 118                 mode {
 119                         label = "Mode";
 120                         linux,code = <KEY_SETUP>;
 121                         gpios = <&chipcommon 13 GPIO_ACTIVE_LOW>;
 122                 };
 123
 124                 /* Switch: AP mode */
 125                 sw_ap {
 126                         label = "AP";
 127                         linux,code = <BTN_0>;
 128                         gpios = <&chipcommon 14 GPIO_ACTIVE_LOW>;
 129                 };
 130
 131                 eject {
 132                         label = "USB eject";
 133                         linux,code = <KEY_EJECTCD>;
 134                         gpios = <&chipcommon 15 GPIO_ACTIVE_LOW>;
 135                 };
 136         };
 137 };
 138
 139 &uart0 {
 140         status = "okay";
 141 };