1/*
  2 * Broadcom BCM470X / BCM5301X ARM platform code.
  3 * DTS for Buffalo WZR-600DHP2
  4 *
  5 * Copyright (C) 2014 Rafał Miłecki <zajec5@gmail.com>
  6 *
  7 * Permission to use, copy, modify, and/or distribute this software for any
  8 * purpose with or without fee is hereby granted, provided that the above
  9 * copyright notice and this permission notice appear in all copies.
 10 *
 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
 12 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 13 * AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
 14 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 15 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
 16 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 17 * PERFORMANCE OF THIS SOFTWARE.
 18 */
 19
 20/dts-v1/;
 21
 22#include "bcm47081.dtsi"
 23#include "bcm5301x-nand-cs0-bch8.dtsi"
 24
 25/ {
 26	compatible = "buffalo,wzr-600dhp2", "brcm,bcm47081", "brcm,bcm4708";
 27	model = "Buffalo WZR-600DHP2 (BCM47081)";
 28
 29	chosen {
 30		bootargs = "console=ttyS0,115200 earlycon";
 31	};
 32
 33	memory {
 34		reg = <0x00000000 0x08000000
 35		       0x88000000 0x08000000>;
 36	};
 37
 38	spi {
 39		compatible = "spi-gpio";
 40		num-chipselects = <1>;
 41		gpio-sck = <&chipcommon 7 0>;
 42		gpio-mosi = <&chipcommon 4 0>;
 43		cs-gpios = <&chipcommon 6 0>;
 44		#address-cells = <1>;
 45		#size-cells = <0>;
 46
 47		hc595: gpio_spi@0 {
 48			compatible = "fairchild,74hc595";
 49			reg = <0>;
 50			registers-number = <1>;
 51			spi-max-frequency = <100000>;
 52
 53			gpio-controller;
 54			#gpio-cells = <2>;
 55
 56		};
 57	};
 58
 59	leds {
 60		compatible = "gpio-leds";
 61
 62		power0 {
 63			label = "bcm53xx:green:power";
 64			gpios = <&hc595 1 GPIO_ACTIVE_HIGH>;
 65			linux,default-trigger = "default-on";
 66		};
 67
 68		power1 {
 69			label = "bcm53xx:red:power";
 70			gpios = <&hc595 2 GPIO_ACTIVE_HIGH>;
 71		};
 72
 73		router0 {
 74			label = "bcm53xx:green:router";
 75			gpios = <&hc595 3 GPIO_ACTIVE_HIGH>;
 76			linux,default-trigger = "default-on";
 77		};
 78
 79		router1 {
 80			label = "bcm53xx:amber:router";
 81			gpios = <&hc595 4 GPIO_ACTIVE_HIGH>;
 82		};
 83
 84		wan {
 85			label = "bcm53xx:green:wan";
 86			gpios = <&hc595 5 GPIO_ACTIVE_HIGH>;
 87			linux,default-trigger = "default-on";
 88		};
 89
 90		wireless0 {
 91			label = "bcm53xx:green:wireless";
 92			gpios = <&hc595 6 GPIO_ACTIVE_HIGH>;
 93		};
 94
 95		wireless1 {
 96			label = "bcm53xx:amber:wireless";
 97			gpios = <&hc595 7 GPIO_ACTIVE_HIGH>;
 98		};
 99	};
100
101	gpio-keys {
102		compatible = "gpio-keys";
103		#address-cells = <1>;
104		#size-cells = <0>;
105
106		aoss {
107			label = "AOSS";
108			linux,code = <KEY_WPS_BUTTON>;
109			gpios = <&chipcommon 9 GPIO_ACTIVE_LOW>;
110		};
111
112		restart {
113			label = "Reset";
114			linux,code = <KEY_RESTART>;
115			gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
116		};
117
118		/* Switch device mode? */
119		mode {
120			label = "Mode";
121			linux,code = <KEY_SETUP>;
122			gpios = <&chipcommon 14 GPIO_ACTIVE_LOW>;
123		};
124
125		eject {
126			label = "USB eject";
127			linux,code = <KEY_EJECTCD>;
128			gpios = <&chipcommon 15 GPIO_ACTIVE_LOW>;
129		};
130	};
131};