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}; 150