39d182d3de
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
/*
|
|
* Copyright (c) 2012 Samsung Electronics Co., Ltd.
|
|
* http://www.samsung.com
|
|
* Akshay Saraswat <akshay.s@samsung.com>
|
|
*
|
|
* Thermal Management Unit
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* project.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
|
* MA 02111-1307 USA
|
|
*/
|
|
|
|
#ifndef _TMU_H
|
|
#define _TMU_H
|
|
|
|
enum tmu_status_t {
|
|
TMU_STATUS_INIT = -1,
|
|
TMU_STATUS_NORMAL = 0,
|
|
TMU_STATUS_WARNING,
|
|
TMU_STATUS_TRIPPED,
|
|
};
|
|
|
|
/*
|
|
* Monitors status of the TMU device and exynos temperature
|
|
*
|
|
* @param temp pointer to the current temperature value
|
|
* @return enum tmu_status_t value, code indicating event to execute
|
|
* and -1 on error
|
|
*/
|
|
enum tmu_status_t tmu_monitor(int *temp);
|
|
|
|
/*
|
|
* Initialize TMU device
|
|
*
|
|
* @param blob FDT blob
|
|
* @return int value, 0 for success
|
|
*/
|
|
int tmu_init(const void *blob);
|
|
#endif /* _THERMAL_H_ */
|