[linux-2.6-block.git] / drivers / thermal / qcom / tsens-v2.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2015, The Linux Foundation. All rights reserved.
 * Copyright (c) 2018, Linaro Limited
 */

#include <linux/bitops.h>
#include <linux/regmap.h>
#include "tsens.h"

/* ----- SROT ------ */
#define SROT_HW_VER_OFF	0x0000
#define SROT_CTRL_OFF		0x0004

/* ----- TM ------ */
#define TM_INT_EN_OFF			0x0004
#define TM_UPPER_LOWER_INT_STATUS_OFF	0x0008
#define TM_UPPER_LOWER_INT_CLEAR_OFF	0x000c
#define TM_UPPER_LOWER_INT_MASK_OFF	0x0010
#define TM_CRITICAL_INT_STATUS_OFF	0x0014
#define TM_CRITICAL_INT_CLEAR_OFF	0x0018
#define TM_CRITICAL_INT_MASK_OFF	0x001c
#define TM_Sn_UPPER_LOWER_THRESHOLD_OFF 0x0020
#define TM_Sn_CRITICAL_THRESHOLD_OFF	0x0060
#define TM_Sn_STATUS_OFF		0x00a0
#define TM_TRDY_OFF			0x00e4

/* v2.x: 8996, 8998, sdm845 */

static const struct tsens_features tsens_v2_feat = {
	.ver_major	= VER_2_X,
	.crit_int	= 1,
	.adc		= 0,
	.srot_split	= 1,
	.max_sensors	= 16,
};

static const struct reg_field tsens_v2_regfields[MAX_REGFIELDS] = {
	/* ----- SROT ------ */
	/* VERSION */
	[VER_MAJOR] = REG_FIELD(SROT_HW_VER_OFF, 28, 31),
	[VER_MINOR] = REG_FIELD(SROT_HW_VER_OFF, 16, 27),
	[VER_STEP]  = REG_FIELD(SROT_HW_VER_OFF,  0, 15),
	/* CTRL_OFF */
	[TSENS_EN]     = REG_FIELD(SROT_CTRL_OFF,    0,  0),
	[TSENS_SW_RST] = REG_FIELD(SROT_CTRL_OFF,    1,  1),

	/* ----- TM ------ */
	/* INTERRUPT ENABLE */
	/* v2 has separate enables for UPPER/LOWER/CRITICAL interrupts */
	[INT_EN]  = REG_FIELD(TM_INT_EN_OFF, 0, 2),

	/* Sn_STATUS */
	REG_FIELD_FOR_EACH_SENSOR16(LAST_TEMP,       TM_Sn_STATUS_OFF,  0,  11),
	REG_FIELD_FOR_EACH_SENSOR16(VALID,           TM_Sn_STATUS_OFF, 21,  21),
	REG_FIELD_FOR_EACH_SENSOR16(MIN_STATUS,      TM_Sn_STATUS_OFF, 16,  16),
	REG_FIELD_FOR_EACH_SENSOR16(LOWER_STATUS,    TM_Sn_STATUS_OFF, 17,  17),
	REG_FIELD_FOR_EACH_SENSOR16(UPPER_STATUS,    TM_Sn_STATUS_OFF, 18,  18),
	REG_FIELD_FOR_EACH_SENSOR16(CRITICAL_STATUS, TM_Sn_STATUS_OFF, 19,  19),
	REG_FIELD_FOR_EACH_SENSOR16(MAX_STATUS,      TM_Sn_STATUS_OFF, 20,  20),

	/* TRDY: 1=ready, 0=in progress */
	[TRDY] = REG_FIELD(TM_TRDY_OFF, 0, 0),
};

static const struct tsens_ops ops_generic_v2 = {
	.init		= init_common,
	.get_temp	= get_temp_tsens_valid,
};

const struct tsens_plat_data data_tsens_v2 = {
	.ops		= &ops_generic_v2,
	.feat		= &tsens_v2_feat,
	.fields	= tsens_v2_regfields,
};

/* Kept around for backward compatibility with old msm8996.dtsi */
const struct tsens_plat_data data_8996 = {
	.num_sensors	= 13,
	.ops		= &ops_generic_v2,
	.feat		= &tsens_v2_feat,
	.fields	= tsens_v2_regfields,
};
Commit	Line	Data
770324a4	1	// SPDX-License-Identifier: GPL-2.0
d059c739 RN	2	/*
d059c739 RN	3	* Copyright (c) 2015, The Linux Foundation. All rights reserved.
770324a4	4	* Copyright (c) 2018, Linaro Limited
d059c739 RN	5	*/
d059c739 RN	6
432121ad	7	#include <linux/bitops.h>
c1997054	8	#include <linux/regmap.h>
d059c739 RN	9	#include "tsens.h"
d059c739 RN	10
c1997054 AK	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
c1997054 AK	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,
1b6e3e51	35	.max_sensors = 16,
c1997054 AK	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
	48	/* ----- TM ------ */
	49	/* INTERRUPT ENABLE */
	50	/* v2 has separate enables for UPPER/LOWER/CRITICAL interrupts */
	51	[INT_EN] = REG_FIELD(TM_INT_EN_OFF, 0, 2),
	52
	53	/* Sn_STATUS */
	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),
	61
	62	/* TRDY: 1=ready, 0=in progress */
	63	[TRDY] = REG_FIELD(TM_TRDY_OFF, 0, 0),
	64	};
	65
770324a4	66	static const struct tsens_ops ops_generic_v2 = {
d059c739	67	.init = init_common,
c8b61690	68	.get_temp = get_temp_tsens_valid,
d059c739 RN	69	};
d059c739 RN	70
3c040ce0	71	const struct tsens_plat_data data_tsens_v2 = {
c1997054 AK	72	.ops = &ops_generic_v2,
	73	.feat = &tsens_v2_feat,
	74	.fields = tsens_v2_regfields,
191dc74b AK	75	};
	76
	77	/* Kept around for backward compatibility with old msm8996.dtsi */
3c040ce0	78	const struct tsens_plat_data data_8996 = {
d059c739	79	.num_sensors = 13,
770324a4	80	.ops = &ops_generic_v2,
c1997054 AK	81	.feat = &tsens_v2_feat,
c1997054 AK	82	.fields = tsens_v2_regfields,
d059c739	83	};