0001 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
0002 /*
0003 * Broadcom BCM470X / BCM5301X ARM platform code.
0004 * DTS for Buffalo WZR-600DHP2
0005 *
0006 * Copyright (C) 2014 Rafał Miłecki <zajec5@gmail.com>
0007 */
0008
0009 /dts-v1/;
0010
0011 #include "bcm47081.dtsi"
0012 #include "bcm5301x-nand-cs0-bch8.dtsi"
0013
0014 / {
0015 compatible = "buffalo,wzr-600dhp2", "brcm,bcm47081", "brcm,bcm4708";
0016 model = "Buffalo WZR-600DHP2 (BCM47081)";
0017
0018 chosen {
0019 bootargs = "console=ttyS0,115200 earlycon";
0020 };
0021
0022 memory@0 {
0023 device_type = "memory";
0024 reg = <0x00000000 0x08000000>,
0025 <0x88000000 0x08000000>;
0026 };
0027
0028 spi {
0029 compatible = "spi-gpio";
0030 num-chipselects = <1>;
0031 gpio-sck = <&chipcommon 7 0>;
0032 gpio-mosi = <&chipcommon 4 0>;
0033 cs-gpios = <&chipcommon 6 0>;
0034 #address-cells = <1>;
0035 #size-cells = <0>;
0036
0037 hc595: gpio_spi@0 {
0038 compatible = "fairchild,74hc595";
0039 reg = <0>;
0040 registers-number = <1>;
0041 spi-max-frequency = <100000>;
0042
0043 gpio-controller;
0044 #gpio-cells = <2>;
0045
0046 };
0047 };
0048
0049 leds {
0050 compatible = "gpio-leds";
0051
0052 power0 {
0053 label = "bcm53xx:green:power";
0054 gpios = <&hc595 1 GPIO_ACTIVE_HIGH>;
0055 linux,default-trigger = "default-on";
0056 };
0057
0058 power1 {
0059 label = "bcm53xx:red:power";
0060 gpios = <&hc595 2 GPIO_ACTIVE_HIGH>;
0061 };
0062
0063 router0 {
0064 label = "bcm53xx:green:router";
0065 gpios = <&hc595 3 GPIO_ACTIVE_HIGH>;
0066 linux,default-trigger = "default-on";
0067 };
0068
0069 router1 {
0070 label = "bcm53xx:amber:router";
0071 gpios = <&hc595 4 GPIO_ACTIVE_HIGH>;
0072 };
0073
0074 wan {
0075 label = "bcm53xx:green:wan";
0076 gpios = <&hc595 5 GPIO_ACTIVE_HIGH>;
0077 linux,default-trigger = "default-on";
0078 };
0079
0080 wireless0 {
0081 label = "bcm53xx:green:wireless";
0082 gpios = <&hc595 6 GPIO_ACTIVE_HIGH>;
0083 };
0084
0085 wireless1 {
0086 label = "bcm53xx:amber:wireless";
0087 gpios = <&hc595 7 GPIO_ACTIVE_HIGH>;
0088 };
0089 };
0090
0091 gpio-keys {
0092 compatible = "gpio-keys";
0093
0094 button-aoss {
0095 label = "AOSS";
0096 linux,code = <KEY_WPS_BUTTON>;
0097 gpios = <&chipcommon 9 GPIO_ACTIVE_LOW>;
0098 };
0099
0100 button-restart {
0101 label = "Reset";
0102 linux,code = <KEY_RESTART>;
0103 gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
0104 };
0105
0106 /* Switch device mode? */
0107 button-mode {
0108 label = "Mode";
0109 linux,code = <KEY_SETUP>;
0110 gpios = <&chipcommon 14 GPIO_ACTIVE_LOW>;
0111 };
0112
0113 button-eject {
0114 label = "USB eject";
0115 linux,code = <KEY_EJECTCD>;
0116 gpios = <&chipcommon 15 GPIO_ACTIVE_LOW>;
0117 };
0118 };
0119 };
0120
0121 &srab {
0122 status = "okay";
0123
0124 ports {
0125 port@0 {
0126 reg = <0>;
0127 label = "lan1";
0128 };
0129
0130 port@1 {
0131 reg = <1>;
0132 label = "lan2";
0133 };
0134
0135 port@2 {
0136 reg = <2>;
0137 label = "lan3";
0138 };
0139
0140 port@3 {
0141 reg = <3>;
0142 label = "lan4";
0143 };
0144
0145 port@4 {
0146 reg = <4>;
0147 label = "wan";
0148 };
0149
0150 port@5 {
0151 reg = <5>;
0152 label = "cpu";
0153 ethernet = <&gmac0>;
0154 };
0155 };
0156 };
