1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright (c) 2015, The Linux Foundation. All rights reserved. 4 * Copyright (c) 2018, Linaro Limited 5 */ 6 7 #include <linux/bitops.h> 8 #include <linux/regmap.h> 9 #include "tsens.h" 10 11 /* ----- SROT ------ */ 12 #define SROT_HW_VER_OFF 0x0000 13 #define SROT_CTRL_OFF 0x0004 14 15 /* ----- TM ------ */ 16 #define TM_INT_EN_OFF 0x0004 17 #define TM_UPPER_LOWER_INT_STATUS_OFF 0x0008 18 #define TM_UPPER_LOWER_INT_CLEAR_OFF 0x000c 19 #define TM_UPPER_LOWER_INT_MASK_OFF 0x0010 20 #define TM_CRITICAL_INT_STATUS_OFF 0x0014 21 #define TM_CRITICAL_INT_CLEAR_OFF 0x0018 22 #define TM_CRITICAL_INT_MASK_OFF 0x001c 23 #define TM_Sn_UPPER_LOWER_THRESHOLD_OFF 0x0020 24 #define TM_Sn_CRITICAL_THRESHOLD_OFF 0x0060 25 #define TM_Sn_STATUS_OFF 0x00a0 26 #define TM_TRDY_OFF 0x00e4 27 28 /* v2.x: 8996, 8998, sdm845 */ 29 30 static const struct tsens_features tsens_v2_feat = { 31 .ver_major = VER_2_X, 32 .crit_int = 1, 33 .adc = 0, 34 .srot_split = 1, 35 .max_sensors = 16, 36 }; 37 38 static const struct reg_field tsens_v2_regfields[MAX_REGFIELDS] = { 39 /* ----- SROT ------ */ 40 /* VERSION */ 41 [VER_MAJOR] = REG_FIELD(SROT_HW_VER_OFF, 28, 31), 42 [VER_MINOR] = REG_FIELD(SROT_HW_VER_OFF, 16, 27), 43 [VER_STEP] = REG_FIELD(SROT_HW_VER_OFF, 0, 15), 44 /* CTRL_OFF */ 45 [TSENS_EN] = REG_FIELD(SROT_CTRL_OFF, 0, 0), 46 [TSENS_SW_RST] = REG_FIELD(SROT_CTRL_OFF, 1, 1), 47 [SENSOR_EN] = REG_FIELD(SROT_CTRL_OFF, 3, 18), 48 49 /* ----- TM ------ */ 50 /* INTERRUPT ENABLE */ 51 /* v2 has separate enables for UPPER/LOWER/CRITICAL interrupts */ 52 [INT_EN] = REG_FIELD(TM_INT_EN_OFF, 0, 2), 53 54 /* Sn_STATUS */ 55 REG_FIELD_FOR_EACH_SENSOR16(LAST_TEMP, TM_Sn_STATUS_OFF, 0, 11), 56 REG_FIELD_FOR_EACH_SENSOR16(VALID, TM_Sn_STATUS_OFF, 21, 21), 57 REG_FIELD_FOR_EACH_SENSOR16(MIN_STATUS, TM_Sn_STATUS_OFF, 16, 16), 58 REG_FIELD_FOR_EACH_SENSOR16(LOWER_STATUS, TM_Sn_STATUS_OFF, 17, 17), 59 REG_FIELD_FOR_EACH_SENSOR16(UPPER_STATUS, TM_Sn_STATUS_OFF, 18, 18), 60 REG_FIELD_FOR_EACH_SENSOR16(CRITICAL_STATUS, TM_Sn_STATUS_OFF, 19, 19), 61 REG_FIELD_FOR_EACH_SENSOR16(MAX_STATUS, TM_Sn_STATUS_OFF, 20, 20), 62 63 /* TRDY: 1=ready, 0=in progress */ 64 [TRDY] = REG_FIELD(TM_TRDY_OFF, 0, 0), 65 }; 66 67 static const struct tsens_ops ops_generic_v2 = { 68 .init = init_common, 69 .get_temp = get_temp_tsens_valid, 70 }; 71 72 const struct tsens_plat_data data_tsens_v2 = { 73 .ops = &ops_generic_v2, 74 .feat = &tsens_v2_feat, 75 .fields = tsens_v2_regfields, 76 }; 77 78 /* Kept around for backward compatibility with old msm8996.dtsi */ 79 const struct tsens_plat_data data_8996 = { 80 .num_sensors = 13, 81 .ops = &ops_generic_v2, 82 .feat = &tsens_v2_feat, 83 .fields = tsens_v2_regfields, 84 }; 85