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		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			reg = <0>;
127			label = "lan1";
128		};
129
130		port@1 {
131			reg = <1>;
132			label = "lan2";
133		};
134
135		port@2 {
136			reg = <2>;
137			label = "lan3";
138		};
139
140		port@3 {
141			reg = <3>;
142			label = "lan4";
143		};
144
145		port@4 {
146			reg = <4>;
147			label = "wan";
148		};
149
150		port@5 {
151			reg = <5>;
152			label = "cpu";
153			ethernet = <&gmac0>;
154		};
155	};
156};