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 earlycon";
  21         };
  22
  23         memory {
  24                 reg = <0x00000000 0x08000000
  25                        0x88000000 0x18000000>;
  26         };
  27
  28         spi {
  29                 compatible = "spi-gpio";
  30                 num-chipselects = <1>;
  31                 gpio-sck = <&chipcommon 7 0>;
  32                 gpio-mosi = <&chipcommon 4 0>;
  33                 cs-gpios = <&chipcommon 6 0>;
  34                 #address-cells = <1>;
  35                 #size-cells = <0>;
  36
  37                 hc595: gpio_spi@0 {
  38                         compatible = "fairchild,74hc595";
  39                         reg = <0>;
  40                         registers-number = <1>;
  41                         spi-max-frequency = <100000>;
  42
  43                         gpio-controller;
  44                         #gpio-cells = <2>;
  45
  46                 };
  47         };
  48
  49         leds {
  50                 compatible = "gpio-leds";
  51
  52                 usb {
  53                         label = "bcm53xx:blue:usb";
  54                         gpios = <&hc595 0 GPIO_ACTIVE_HIGH>;
  55                         trigger-sources = <&ohci_port1>, <&ehci_port1>,
  56                                           <&xhci_port1>, <&ohci_port2>,
  57                                           <&ehci_port2>;
  58                         linux,default-trigger = "usbport";
  59                 };
  60
  61                 power0 {
  62                         label = "bcm53xx:red:power";
  63                         gpios = <&hc595 1 GPIO_ACTIVE_HIGH>;
  64                 };
  65
  66                 power1 {
  67                         label = "bcm53xx:white:power";
  68                         gpios = <&hc595 2 GPIO_ACTIVE_HIGH>;
  69                         linux,default-trigger = "default-on";
  70                 };
  71
  72                 router0 {
  73                         label = "bcm53xx:blue:router";
  74                         gpios = <&hc595 3 GPIO_ACTIVE_HIGH>;
  75                         linux,default-trigger = "default-on";
  76                 };
  77
  78                 router1 {
  79                         label = "bcm53xx:amber:router";
  80                         gpios = <&hc595 4 GPIO_ACTIVE_HIGH>;
  81                 };
  82
  83                 wan {
  84                         label = "bcm53xx:blue:wan";
  85                         gpios = <&hc595 5 GPIO_ACTIVE_HIGH>;
  86                         linux,default-trigger = "default-on";
  87                 };
  88
  89                 wireless0 {
  90                         label = "bcm53xx:blue:wireless";
  91                         gpios = <&hc595 6 GPIO_ACTIVE_HIGH>;
  92                 };
  93
  94                 wireless1 {
  95                         label = "bcm53xx:amber:wireless";
  96                         gpios = <&hc595 7 GPIO_ACTIVE_HIGH>;
  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 &usb2 {
 140         vcc-gpio = <&chipcommon 9 GPIO_ACTIVE_HIGH>;
 141 };
 142
 143 &usb3 {
 144         vcc-gpio = <&chipcommon 10 GPIO_ACTIVE_LOW>;
 145 };
 146
 147 &spi_nor {
 148         status = "okay";
 149 };