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 port@7 {
150 status = "disabled";
151 };
152
153 port@8 {
154 status = "disabled";
155 };
156 };
157 };
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