arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2 /*
   3  * Broadcom BCM470X / BCM5301X ARM platform code.
   4  * DTS for Buffalo WZR-600DHP2
   5  *
   6  * Copyright (C) 2014 Rafał Miłecki <zajec5@gmail.com>
   7  */
   8
   9 /dts-v1/;
  10
  11 #include "bcm47081.dtsi"
  12 #include "bcm5301x-nand-cs0-bch8.dtsi"
  13
  14 / {
  15         compatible = "buffalo,wzr-600dhp2", "brcm,bcm47081", "brcm,bcm4708";
  16         model = "Buffalo WZR-600DHP2 (BCM47081)";
  17
  18         chosen {
  19                 bootargs = "console=ttyS0,115200 earlycon";
  20         };
  21
  22         memory@0 {
  23                 device_type = "memory";
  24                 reg = <0x00000000 0x08000000
  25                        0x88000000 0x08000000>;
  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                 power0 {
  53                         label = "bcm53xx:green:power";
  54                         gpios = <&hc595 1 GPIO_ACTIVE_HIGH>;
  55                         linux,default-trigger = "default-on";
  56                 };
  57
  58                 power1 {
  59                         label = "bcm53xx:red:power";
  60                         gpios = <&hc595 2 GPIO_ACTIVE_HIGH>;
  61                 };
  62
  63                 router0 {
  64                         label = "bcm53xx:green:router";
  65                         gpios = <&hc595 3 GPIO_ACTIVE_HIGH>;
  66                         linux,default-trigger = "default-on";
  67                 };
  68
  69                 router1 {
  70                         label = "bcm53xx:amber:router";
  71                         gpios = <&hc595 4 GPIO_ACTIVE_HIGH>;
  72                 };
  73
  74                 wan {
  75                         label = "bcm53xx:green:wan";
  76                         gpios = <&hc595 5 GPIO_ACTIVE_HIGH>;
  77                         linux,default-trigger = "default-on";
  78                 };
  79
  80                 wireless0 {
  81                         label = "bcm53xx:green:wireless";
  82                         gpios = <&hc595 6 GPIO_ACTIVE_HIGH>;
  83                 };
  84
  85                 wireless1 {
  86                         label = "bcm53xx:amber:wireless";
  87                         gpios = <&hc595 7 GPIO_ACTIVE_HIGH>;
  88                 };
  89         };
  90
  91         gpio-keys {
  92                 compatible = "gpio-keys";
  93
  94                 aoss {
  95                         label = "AOSS";
  96                         linux,code = <KEY_WPS_BUTTON>;
  97                         gpios = <&chipcommon 9 GPIO_ACTIVE_LOW>;
  98                 };
  99
 100                 restart {
 101                         label = "Reset";
 102                         linux,code = <KEY_RESTART>;
 103                         gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
 104                 };
 105
 106                 /* Switch device mode? */
 107                 mode {
 108                         label = "Mode";
 109                         linux,code = <KEY_SETUP>;
 110                         gpios = <&chipcommon 14 GPIO_ACTIVE_LOW>;
 111                 };
 112
 113                 eject {
 114                         label = "USB eject";
 115                         linux,code = <KEY_EJECTCD>;
 116                         gpios = <&chipcommon 15 GPIO_ACTIVE_LOW>;
 117                 };
 118         };
 119 };