xref: /linux/scripts/dtc/include-prefixes/arm/marvell/mvebu-linkstation-fan.dtsi (revision 724ba6751532055db75992fc6ae21c3e322e94a7)
1*724ba675SRob Herring/*
2*724ba675SRob Herring * Device Tree common file for gpio-fan on Buffalo Linkstation
3*724ba675SRob Herring *
4*724ba675SRob Herring * Copyright (C) 2015, 2016
5*724ba675SRob Herring * Roger Shimizu <rogershimizu@gmail.com>
6*724ba675SRob Herring *
7*724ba675SRob Herring * This file is dual-licensed: you can use it either under the terms
8*724ba675SRob Herring * of the GPL or the X11 license, at your option. Note that this dual
9*724ba675SRob Herring * licensing only applies to this file, and not this project as a
10*724ba675SRob Herring * whole.
11*724ba675SRob Herring *
12*724ba675SRob Herring *  a) This file is free software; you can redistribute it and/or
13*724ba675SRob Herring *     modify it under the terms of the GNU General Public License as
14*724ba675SRob Herring *     published by the Free Software Foundation; either version 2 of the
15*724ba675SRob Herring *     License, or (at your option) any later version.
16*724ba675SRob Herring *
17*724ba675SRob Herring *     This file is distributed in the hope that it will be useful,
18*724ba675SRob Herring *     but WITHOUT ANY WARRANTY; without even the implied warranty of
19*724ba675SRob Herring *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20*724ba675SRob Herring *     GNU General Public License for more details.
21*724ba675SRob Herring *
22*724ba675SRob Herring * Or, alternatively,
23*724ba675SRob Herring *
24*724ba675SRob Herring *  b) Permission is hereby granted, free of charge, to any person
25*724ba675SRob Herring *     obtaining a copy of this software and associated documentation
26*724ba675SRob Herring *     files (the "Software"), to deal in the Software without
27*724ba675SRob Herring *     restriction, including without limitation the rights to use,
28*724ba675SRob Herring *     copy, modify, merge, publish, distribute, sublicense, and/or
29*724ba675SRob Herring *     sell copies of the Software, and to permit persons to whom the
30*724ba675SRob Herring *     Software is furnished to do so, subject to the following
31*724ba675SRob Herring *     conditions:
32*724ba675SRob Herring *
33*724ba675SRob Herring *     The above copyright notice and this permission notice shall be
34*724ba675SRob Herring *     included in all copies or substantial portions of the Software.
35*724ba675SRob Herring *
36*724ba675SRob Herring *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
37*724ba675SRob Herring *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
38*724ba675SRob Herring *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
39*724ba675SRob Herring *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
40*724ba675SRob Herring *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
41*724ba675SRob Herring *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
42*724ba675SRob Herring *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
43*724ba675SRob Herring *     OTHER DEALINGS IN THE SOFTWARE.
44*724ba675SRob Herring */
45*724ba675SRob Herring
46*724ba675SRob Herring/ {
47*724ba675SRob Herring	gpio_fan {
48*724ba675SRob Herring		compatible = "gpio-fan";
49*724ba675SRob Herring		pinctrl-0 = <&pmx_fan_low &pmx_fan_high &pmx_fan_lock>;
50*724ba675SRob Herring		pinctrl-names = "default";
51*724ba675SRob Herring
52*724ba675SRob Herring		gpio-fan,speed-map =
53*724ba675SRob Herring			<0		3
54*724ba675SRob Herring			1500	2
55*724ba675SRob Herring			3250	1
56*724ba675SRob Herring			5000	0>;
57*724ba675SRob Herring	};
58*724ba675SRob Herring};
59*724ba675SRob Herring
60*724ba675SRob Herring&pinctrl {
61*724ba675SRob Herring	pmx_fan_low: pmx-fan-low {
62*724ba675SRob Herring		marvell,function = "gpio";
63*724ba675SRob Herring	};
64*724ba675SRob Herring
65*724ba675SRob Herring	pmx_fan_high: pmx-fan-high {
66*724ba675SRob Herring		marvell,function = "gpio";
67*724ba675SRob Herring	};
68*724ba675SRob Herring
69*724ba675SRob Herring	pmx_fan_lock: pmx-fan-lock {
70*724ba675SRob Herring		marvell,function = "gpio";
71*724ba675SRob Herring	};
72*724ba675SRob Herring};
73