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| author | Ronald G. Minnich <rminnich@gmail.com> | 2012-11-27 10:36:06 -0800 |
|---|---|---|
| committer | Ronald G. Minnich <rminnich@gmail.com> | 2012-11-28 07:55:59 +0100 |
| commit | 6e3728bb12688e8de300c04d5e7a688bc99a2d15 (patch) | |
| tree | a3ac428b189aa9acc4b7cd80b7be7d2c701a9c76 /src/cpu/samsung/exynos5250/exynos-tmu.h | |
| parent | bbc880eee702fc175d4a3c3e87b682c26c38f940 (diff) | |
Add .h files for samsung exynos 5250
Per a conversation with Stefan, these chip-dependent files are moved
to the src tree, in the manner of other chips (north and southbridge).
Change-Id: I12645ba05eb241eda200ed06cb633541a6a98119
Signed-off-by: Ronald G. Minnich <rminnich@gmail.com>
Signed-off-by: David Hendricks <dhendrix@chromium.org>
Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Reviewed-on: http://review.coreboot.org/1925
Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/cpu/samsung/exynos5250/exynos-tmu.h')
| -rw-r--r-- | src/cpu/samsung/exynos5250/exynos-tmu.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/cpu/samsung/exynos5250/exynos-tmu.h b/src/cpu/samsung/exynos5250/exynos-tmu.h new file mode 100644 index 0000000000..ad9e394456 --- /dev/null +++ b/src/cpu/samsung/exynos5250/exynos-tmu.h @@ -0,0 +1,82 @@ +/* + * Copyright (c) 2012 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * Akshay Saraswat <Akshay.s@samsung.com> + * + * EXYNOS - 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 __ASM_ARCH_THERMAL_H +#define __ASM_ARCH_THERMAL_H + +struct tmu_reg { + unsigned triminfo; + unsigned rsvd1; + unsigned rsvd2; + unsigned rsvd3; + unsigned rsvd4; + unsigned triminfo_control; + unsigned rsvd5; + unsigned rsvd6; + unsigned tmu_control; + unsigned rsvd7; + unsigned tmu_status; + unsigned sampling_internal; + unsigned counter_value0; + unsigned counter_value1; + unsigned rsvd8; + unsigned rsvd9; + unsigned current_temp; + unsigned rsvd10; + unsigned rsvd11; + unsigned rsvd12; + unsigned threshold_temp_rise; + unsigned threshold_temp_fall; + unsigned rsvd13; + unsigned rsvd14; + unsigned past_temp3_0; + unsigned past_temp7_4; + unsigned past_temp11_8; + unsigned past_temp15_12; + unsigned inten; + unsigned intstat; + unsigned intclear; + unsigned rsvd15; + unsigned emul_con; +}; + +enum tmu_status_t { + TMU_STATUS_INIT = 0, + TMU_STATUS_NORMAL, + 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 |