1 /* 2 * exynos_tmu.h - Samsung EXYNOS TMU (Thermal Management Unit) 3 * 4 * Copyright (C) 2011 Samsung Electronics 5 * Donggeun Kim <dg77.kim@samsung.com> 6 * Amit Daniel Kachhap <amit.daniel@samsung.com> 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2 of the License, or 11 * (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 21 */ 22 23 #ifndef _EXYNOS_TMU_H 24 #define _EXYNOS_TMU_H 25 #include <linux/cpu_cooling.h> 26 #include <dt-bindings/thermal/thermal_exynos.h> 27 28 enum soc_type { 29 SOC_ARCH_EXYNOS3250 = 1, 30 SOC_ARCH_EXYNOS4210, 31 SOC_ARCH_EXYNOS4412, 32 SOC_ARCH_EXYNOS5250, 33 SOC_ARCH_EXYNOS5260, 34 SOC_ARCH_EXYNOS5420, 35 SOC_ARCH_EXYNOS5420_TRIMINFO, 36 SOC_ARCH_EXYNOS5440, 37 SOC_ARCH_EXYNOS7, 38 }; 39 40 /** 41 * struct exynos_tmu_platform_data 42 * @gain: gain of amplifier in the positive-TC generator block 43 * 0 < gain <= 15 44 * @reference_voltage: reference voltage of amplifier 45 * in the positive-TC generator block 46 * 0 < reference_voltage <= 31 47 * @noise_cancel_mode: noise cancellation mode 48 * 000, 100, 101, 110 and 111 can be different modes 49 * @type: determines the type of SOC 50 * @efuse_value: platform defined fuse value 51 * @min_efuse_value: minimum valid trimming data 52 * @max_efuse_value: maximum valid trimming data 53 * @default_temp_offset: default temperature offset in case of no trimming 54 * @cal_type: calibration type for temperature 55 * 56 * This structure is required for configuration of exynos_tmu driver. 57 */ 58 struct exynos_tmu_platform_data { 59 u8 gain; 60 u8 reference_voltage; 61 u8 noise_cancel_mode; 62 63 u32 efuse_value; 64 u32 min_efuse_value; 65 u32 max_efuse_value; 66 u8 first_point_trim; 67 u8 second_point_trim; 68 u8 default_temp_offset; 69 70 enum soc_type type; 71 u32 cal_type; 72 u32 cal_mode; 73 }; 74 75 #endif /* _EXYNOS_TMU_H */ 76