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