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 sck-gpios = <&chipcommon 7 0>; 32 mosi-gpios = <&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 led-power0 { 53 label = "bcm53xx:green:power"; 54 gpios = <&hc595 1 GPIO_ACTIVE_HIGH>; 55 linux,default-trigger = "default-on"; 56 }; 57 58 led-power1 { 59 label = "bcm53xx:red:power"; 60 gpios = <&hc595 2 GPIO_ACTIVE_HIGH>; 61 }; 62 63 led-router0 { 64 label = "bcm53xx:green:router"; 65 gpios = <&hc595 3 GPIO_ACTIVE_HIGH>; 66 linux,default-trigger = "default-on"; 67 }; 68 69 led-router1 { 70 label = "bcm53xx:amber:router"; 71 gpios = <&hc595 4 GPIO_ACTIVE_HIGH>; 72 }; 73 74 led-wan { 75 label = "bcm53xx:green:wan"; 76 gpios = <&hc595 5 GPIO_ACTIVE_HIGH>; 77 linux,default-trigger = "default-on"; 78 }; 79 80 led-wireless0 { 81 label = "bcm53xx:green:wireless"; 82 gpios = <&hc595 6 GPIO_ACTIVE_HIGH>; 83 }; 84 85 led-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 button-aoss { 95 label = "AOSS"; 96 linux,code = <KEY_WPS_BUTTON>; 97 gpios = <&chipcommon 9 GPIO_ACTIVE_LOW>; 98 }; 99 100 button-restart { 101 label = "Reset"; 102 linux,code = <KEY_RESTART>; 103 gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>; 104 }; 105 106 /* Switch device mode? */ 107 button-mode { 108 label = "Mode"; 109 linux,code = <KEY_SETUP>; 110 gpios = <&chipcommon 14 GPIO_ACTIVE_LOW>; 111 }; 112 113 button-eject { 114 label = "USB eject"; 115 linux,code = <KEY_EJECTCD>; 116 gpios = <&chipcommon 15 GPIO_ACTIVE_LOW>; 117 }; 118 }; 119}; 120 121&srab { 122 status = "okay"; 123 124 ports { 125 port@0 { 126 label = "lan1"; 127 }; 128 129 port@1 { 130 label = "lan2"; 131 }; 132 133 port@2 { 134 label = "lan3"; 135 }; 136 137 port@3 { 138 label = "lan4"; 139 }; 140 141 port@4 { 142 label = "wan"; 143 }; 144 145 port@5 { 146 label = "cpu"; 147 }; 148 }; 149}; 150