| /* | |
| * exynos4_tmu.h - Samsung EXYNOS4 TMU (Thermal Management Unit) | |
| * | |
| * Copyright (C) 2011 Samsung Electronics | |
| * Donggeun Kim <dg77.kim@samsung.com> | |
| * | |
| * This program is free software; you can redistribute it and/or modify | |
| * it under the terms of the GNU General Public License as published by | |
| * the Free Software Foundation; either version 2 of the License, or | |
| * (at your option) any later version. | |
| * | |
| * This program is distributed in the hope that it will be useful, | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| * GNU General Public License for more details. | |
| * | |
| * 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 _LINUX_EXYNOS4_TMU_H | |
| #define _LINUX_EXYNOS4_TMU_H | |
| enum calibration_type { | |
| TYPE_ONE_POINT_TRIMMING, | |
| TYPE_TWO_POINT_TRIMMING, | |
| TYPE_NONE, | |
| }; | |
| /** | |
| * struct exynos4_tmu_platform_data | |
| * @threshold: basic temperature for generating interrupt | |
| * 25 <= threshold <= 125 [unit: degree Celsius] | |
| * @trigger_levels: array for each interrupt levels | |
| * [unit: degree Celsius] | |
| * 0: temperature for trigger_level0 interrupt | |
| * condition for trigger_level0 interrupt: | |
| * current temperature > threshold + trigger_levels[0] | |
| * 1: temperature for trigger_level1 interrupt | |
| * condition for trigger_level1 interrupt: | |
| * current temperature > threshold + trigger_levels[1] | |
| * 2: temperature for trigger_level2 interrupt | |
| * condition for trigger_level2 interrupt: | |
| * current temperature > threshold + trigger_levels[2] | |
| * 3: temperature for trigger_level3 interrupt | |
| * condition for trigger_level3 interrupt: | |
| * current temperature > threshold + trigger_levels[3] | |
| * @trigger_level0_en: | |
| * 1 = enable trigger_level0 interrupt, | |
| * 0 = disable trigger_level0 interrupt | |
| * @trigger_level1_en: | |
| * 1 = enable trigger_level1 interrupt, | |
| * 0 = disable trigger_level1 interrupt | |
| * @trigger_level2_en: | |
| * 1 = enable trigger_level2 interrupt, | |
| * 0 = disable trigger_level2 interrupt | |
| * @trigger_level3_en: | |
| * 1 = enable trigger_level3 interrupt, | |
| * 0 = disable trigger_level3 interrupt | |
| * @gain: gain of amplifier in the positive-TC generator block | |
| * 0 <= gain <= 15 | |
| * @reference_voltage: reference voltage of amplifier | |
| * in the positive-TC generator block | |
| * 0 <= reference_voltage <= 31 | |
| * @cal_type: calibration type for temperature | |
| * | |
| * This structure is required for configuration of exynos4_tmu driver. | |
| */ | |
| struct exynos4_tmu_platform_data { | |
| u8 threshold; | |
| u8 trigger_levels[4]; | |
| bool trigger_level0_en; | |
| bool trigger_level1_en; | |
| bool trigger_level2_en; | |
| bool trigger_level3_en; | |
| u8 gain; | |
| u8 reference_voltage; | |
| enum calibration_type cal_type; | |
| }; | |
| #endif /* _LINUX_EXYNOS4_TMU_H */ |