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Adding Exynos Thermal Management Unit driver to monitor SOC temperature and take actions corresponding to states of TMU. Signed-off-by: Akshay Saraswat <akshay.s@samsung.com> Acked-by: Simon Glass <sjg@chromium.org> Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
/*
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* Copyright (c) 2012 Samsung Electronics Co., Ltd.
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* http://www.samsung.com
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* Akshay Saraswat <akshay.s@samsung.com>
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*
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* Thermal Management Unit
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef _TMU_H
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#define _TMU_H
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enum tmu_status_t {
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TMU_STATUS_INIT = -1,
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TMU_STATUS_NORMAL = 0,
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TMU_STATUS_WARNING,
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TMU_STATUS_TRIPPED,
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};
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/*
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* Monitors status of the TMU device and exynos temperature
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*
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* @param temp pointer to the current temperature value
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* @return enum tmu_status_t value, code indicating event to execute
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* and -1 on error
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*/
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enum tmu_status_t tmu_monitor(int *temp);
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/*
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* Initialize TMU device
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*
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* @param blob FDT blob
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* @return int value, 0 for success
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*/
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int tmu_init(const void *blob);
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#endif /* _THERMAL_H_ */
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