73 lines
2.4 KiB
Plaintext
73 lines
2.4 KiB
Plaintext
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/*
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* Device Tree common file for gpio-fan on Buffalo Linkstation
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*
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* Copyright (C) 2015, 2016
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* Roger Shimizu <rogershimizu@gmail.com>
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*
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* This file is dual-licensed: you can use it either under the terms
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* of the GPL or the X11 license, at your option. Note that this dual
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* licensing only applies to this file, and not this project as a
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* whole.
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*
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* a) This file is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Or, alternatively,
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*
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* b) Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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/ {
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gpio_fan {
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compatible = "gpio-fan";
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pinctrl-0 = <&pmx_fan_low &pmx_fan_high &pmx_fan_lock>;
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pinctrl-names = "default";
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gpio-fan,speed-map =
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<0 3
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1500 2
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3250 1
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5000 0>;
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};
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};
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&pinctrl {
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pmx_fan_low: pmx-fan-low {
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marvell,function = "gpio";
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};
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pmx_fan_high: pmx-fan-high {
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marvell,function = "gpio";
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};
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pmx_fan_lock: pmx-fan-lock {
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marvell,function = "gpio";
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};
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};
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