1 /*
2 * Device Tree common file for gpio-{keys,leds} on Buffalo Linkstation
3 *
4 * Copyright (C) 2015, 2016
5 * Roger Shimizu <rogershimizu@gmail.com>
6 *
7 * This file is dual-licensed: you can use it either under the terms
8 * of the GPL or the X11 license, at your option. Note that this dual
9 * licensing only applies to this file, and not this project as a
10 * whole.
11 *
12 * a) This file is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of the
15 * License, or (at your option) any later version.
16 *
17 * This file is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * Or, alternatively,
23 *
24 * b) Permission is hereby granted, free of charge, to any person
25 * obtaining a copy of this software and associated documentation
26 * files (the "Software"), to deal in the Software without
27 * restriction, including without limitation the rights to use,
28 * copy, modify, merge, publish, distribute, sublicense, and/or
29 * sell copies of the Software, and to permit persons to whom the
30 * Software is furnished to do so, subject to the following
31 * conditions:
32 *
33 * The above copyright notice and this permission notice shall be
34 * included in all copies or substantial portions of the Software.
35 *
36 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
37 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
38 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
39 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
40 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
41 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
42 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
43 * OTHER DEALINGS IN THE SOFTWARE.
44 */
45
46 #include <dt-bindings/input/input.h>
47
48 / {
49 gpio_keys {
50 compatible = "gpio-keys";
51 pinctrl-0 = <&pmx_power_switch>;
52 pinctrl-names = "default";
53
54 power-on-switch {
55 label = "Power-on Switch";
56 linux,code = <KEY_RESERVED>;
57 linux,input-type = <5>;
58 };
59
60 power-auto-switch {
61 label = "Power-auto Switch";
62 linux,code = <KEY_ESC>;
63 linux,input-type = <5>;
64 };
65 };
66
67 gpio_leds {
68 compatible = "gpio-leds";
69 pinctrl-0 = <&pmx_led_power &pmx_led_alarm &pmx_led_info>;
70 pinctrl-names = "default";
71
72 blue-power-led {
73 label = "linkstation:blue:power";
74 default-state = "keep";
75 };
76
77 red-alarm-led {
78 label = "linkstation:red:alarm";
79 };
80
81 amber-info-led {
82 label = "linkstation:amber:info";
83 };
84 };
85 };
86
87 &pinctrl {
88 pmx_power_switch: pmx-power-switch {
89 marvell,function = "gpio";
90 };
91
92 pmx_led_power: pmx-leds {
93 marvell,function = "gpio";
94 };
95
96 pmx_led_alarm: pmx-leds {
97 marvell,function = "gpio";
98 };
99
100 pmx_led_info: pmx-leds {
101 marvell,function = "gpio";
102 };
103 };
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