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_EXYNOS5433, 37 SOC_ARCH_EXYNOS5440, 38 SOC_ARCH_EXYNOS7, 39 }; 40 41 /** 42 * struct exynos_tmu_platform_data 43 * @gain: gain of amplifier in the positive-TC generator block 44 * 0 < gain <= 15 45 * @reference_voltage: reference voltage of amplifier 46 * in the positive-TC generator block 47 * 0 < reference_voltage <= 31 48 * @noise_cancel_mode: noise cancellation mode 49 * 000, 100, 101, 110 and 111 can be different modes 50 * @type: determines the type of SOC 51 * @efuse_value: platform defined fuse value 52 * @min_efuse_value: minimum valid trimming data 53 * @max_efuse_value: maximum valid trimming data 54 * @default_temp_offset: default temperature offset in case of no trimming 55 * @cal_type: calibration type for temperature 56 * 57 * This structure is required for configuration of exynos_tmu driver. 58 */ 59 struct exynos_tmu_platform_data { 60 u8 gain; 61 u8 reference_voltage; 62 u8 noise_cancel_mode; 63 64 u32 efuse_value; 65 u32 min_efuse_value; 66 u32 max_efuse_value; 67 u8 first_point_trim; 68 u8 second_point_trim; 69 u8 default_temp_offset; 70 71 enum soc_type type; 72 u32 cal_type; 73 u32 cal_mode; 74 }; 75 76 #endif /* _EXYNOS_TMU_H */ 77