1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (c) 2015, The Linux Foundation. All rights reserved.
4 * Copyright (c) 2018, Linaro Limited
7 #include <linux/bitops.h>
8 #include <linux/regmap.h>
11 /* ----- SROT ------ */
12 #define SROT_HW_VER_OFF 0x0000
13 #define SROT_CTRL_OFF 0x0004
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
28 /* v2.x: 8996, 8998, sdm845 */
30 static const struct tsens_features tsens_v2_feat = {
38 static const struct reg_field tsens_v2_regfields[MAX_REGFIELDS] = {
39 /* ----- SROT ------ */
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),
45 [TSENS_EN] = REG_FIELD(SROT_CTRL_OFF, 0, 0),
46 [TSENS_SW_RST] = REG_FIELD(SROT_CTRL_OFF, 1, 1),
49 /* INTERRUPT ENABLE */
50 /* v2 has separate enables for UPPER/LOWER/CRITICAL interrupts */
51 [INT_EN] = REG_FIELD(TM_INT_EN_OFF, 0, 2),
54 REG_FIELD_FOR_EACH_SENSOR16(LAST_TEMP, TM_Sn_STATUS_OFF, 0, 11),
55 REG_FIELD_FOR_EACH_SENSOR16(VALID, TM_Sn_STATUS_OFF, 21, 21),
56 REG_FIELD_FOR_EACH_SENSOR16(MIN_STATUS, TM_Sn_STATUS_OFF, 16, 16),
57 REG_FIELD_FOR_EACH_SENSOR16(LOWER_STATUS, TM_Sn_STATUS_OFF, 17, 17),
58 REG_FIELD_FOR_EACH_SENSOR16(UPPER_STATUS, TM_Sn_STATUS_OFF, 18, 18),
59 REG_FIELD_FOR_EACH_SENSOR16(CRITICAL_STATUS, TM_Sn_STATUS_OFF, 19, 19),
60 REG_FIELD_FOR_EACH_SENSOR16(MAX_STATUS, TM_Sn_STATUS_OFF, 20, 20),
62 /* TRDY: 1=ready, 0=in progress */
63 [TRDY] = REG_FIELD(TM_TRDY_OFF, 0, 0),
66 static const struct tsens_ops ops_generic_v2 = {
68 .get_temp = get_temp_tsens_valid,
71 const struct tsens_plat_data data_tsens_v2 = {
72 .ops = &ops_generic_v2,
73 .feat = &tsens_v2_feat,
74 .fields = tsens_v2_regfields,
77 /* Kept around for backward compatibility with old msm8996.dtsi */
78 const struct tsens_plat_data data_8996 = {
80 .ops = &ops_generic_v2,
81 .feat = &tsens_v2_feat,
82 .fields = tsens_v2_regfields,