u-boot/include/tmu.h
Akshay Saraswat 39d182d3de Exynos5: TMU: Add driver for Thermal Management Unit
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>
2013-03-12 17:06:03 +09:00

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_ */