[linux-2.6-block.git] / drivers / thermal / qcom / tsens-v0_1.c

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

#include <linux/platform_device.h>
#include "tsens.h"

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

/* ----- TM ------ */
#define TM_INT_EN_OFF				0x0000
#define TM_Sn_UPPER_LOWER_STATUS_CTRL_OFF	0x0004
#define TM_Sn_STATUS_OFF			0x0030
#define TM_TRDY_OFF				0x005c

/* eeprom layout data for 8916 */
#define MSM8916_BASE0_MASK	0x0000007f
#define MSM8916_BASE1_MASK	0xfe000000
#define MSM8916_BASE0_SHIFT	0
#define MSM8916_BASE1_SHIFT	25

#define MSM8916_S0_P1_MASK	0x00000f80
#define MSM8916_S1_P1_MASK	0x003e0000
#define MSM8916_S2_P1_MASK	0xf8000000
#define MSM8916_S3_P1_MASK	0x000003e0
#define MSM8916_S4_P1_MASK	0x000f8000

#define MSM8916_S0_P2_MASK	0x0001f000
#define MSM8916_S1_P2_MASK	0x07c00000
#define MSM8916_S2_P2_MASK	0x0000001f
#define MSM8916_S3_P2_MASK	0x00007c00
#define MSM8916_S4_P2_MASK	0x01f00000

#define MSM8916_S0_P1_SHIFT	7
#define MSM8916_S1_P1_SHIFT	17
#define MSM8916_S2_P1_SHIFT	27
#define MSM8916_S3_P1_SHIFT	5
#define MSM8916_S4_P1_SHIFT	15

#define MSM8916_S0_P2_SHIFT	12
#define MSM8916_S1_P2_SHIFT	22
#define MSM8916_S2_P2_SHIFT	0
#define MSM8916_S3_P2_SHIFT	10
#define MSM8916_S4_P2_SHIFT	20

#define MSM8916_CAL_SEL_MASK	0xe0000000
#define MSM8916_CAL_SEL_SHIFT	29

/* eeprom layout data for 8974 */
#define BASE1_MASK		0xff
#define S0_P1_MASK		0x3f00
#define S1_P1_MASK		0xfc000
#define S2_P1_MASK		0x3f00000
#define S3_P1_MASK		0xfc000000
#define S4_P1_MASK		0x3f
#define S5_P1_MASK		0xfc0
#define S6_P1_MASK		0x3f000
#define S7_P1_MASK		0xfc0000
#define S8_P1_MASK		0x3f000000
#define S8_P1_MASK_BKP		0x3f
#define S9_P1_MASK		0x3f
#define S9_P1_MASK_BKP		0xfc0
#define S10_P1_MASK		0xfc0
#define S10_P1_MASK_BKP		0x3f000
#define CAL_SEL_0_1		0xc0000000
#define CAL_SEL_2		0x40000000
#define CAL_SEL_SHIFT		30
#define CAL_SEL_SHIFT_2		28

#define S0_P1_SHIFT		8
#define S1_P1_SHIFT		14
#define S2_P1_SHIFT		20
#define S3_P1_SHIFT		26
#define S5_P1_SHIFT		6
#define S6_P1_SHIFT		12
#define S7_P1_SHIFT		18
#define S8_P1_SHIFT		24
#define S9_P1_BKP_SHIFT		6
#define S10_P1_SHIFT		6
#define S10_P1_BKP_SHIFT	12

#define BASE2_SHIFT		12
#define BASE2_BKP_SHIFT		18
#define S0_P2_SHIFT		20
#define S0_P2_BKP_SHIFT		26
#define S1_P2_SHIFT		26
#define S2_P2_BKP_SHIFT		6
#define S3_P2_SHIFT		6
#define S3_P2_BKP_SHIFT		12
#define S4_P2_SHIFT		12
#define S4_P2_BKP_SHIFT		18
#define S5_P2_SHIFT		18
#define S5_P2_BKP_SHIFT		24
#define S6_P2_SHIFT		24
#define S7_P2_BKP_SHIFT		6
#define S8_P2_SHIFT		6
#define S8_P2_BKP_SHIFT		12
#define S9_P2_SHIFT		12
#define S9_P2_BKP_SHIFT		18
#define S10_P2_SHIFT		18
#define S10_P2_BKP_SHIFT	24

#define BASE2_MASK		0xff000
#define BASE2_BKP_MASK		0xfc0000
#define S0_P2_MASK		0x3f00000
#define S0_P2_BKP_MASK		0xfc000000
#define S1_P2_MASK		0xfc000000
#define S1_P2_BKP_MASK		0x3f
#define S2_P2_MASK		0x3f
#define S2_P2_BKP_MASK		0xfc0
#define S3_P2_MASK		0xfc0
#define S3_P2_BKP_MASK		0x3f000
#define S4_P2_MASK		0x3f000
#define S4_P2_BKP_MASK		0xfc0000
#define S5_P2_MASK		0xfc0000
#define S5_P2_BKP_MASK		0x3f000000
#define S6_P2_MASK		0x3f000000
#define S6_P2_BKP_MASK		0x3f
#define S7_P2_MASK		0x3f
#define S7_P2_BKP_MASK		0xfc0
#define S8_P2_MASK		0xfc0
#define S8_P2_BKP_MASK		0x3f000
#define S9_P2_MASK		0x3f000
#define S9_P2_BKP_MASK		0xfc0000
#define S10_P2_MASK		0xfc0000
#define S10_P2_BKP_MASK		0x3f000000

#define BKP_SEL			0x3
#define BKP_REDUN_SEL		0xe0000000
#define BKP_REDUN_SHIFT		29

#define BIT_APPEND		0x3

static int calibrate_8916(struct tsens_priv *priv)
{
	int base0 = 0, base1 = 0, i;
	u32 p1[5], p2[5];
	int mode = 0;
	u32 *qfprom_cdata, *qfprom_csel;

	qfprom_cdata = (u32 *)qfprom_read(priv->dev, "calib");
	if (IS_ERR(qfprom_cdata))
		return PTR_ERR(qfprom_cdata);

	qfprom_csel = (u32 *)qfprom_read(priv->dev, "calib_sel");
	if (IS_ERR(qfprom_csel)) {
		kfree(qfprom_cdata);
		return PTR_ERR(qfprom_csel);
	}

	mode = (qfprom_csel[0] & MSM8916_CAL_SEL_MASK) >> MSM8916_CAL_SEL_SHIFT;
	dev_dbg(priv->dev, "calibration mode is %d\n", mode);

	switch (mode) {
	case TWO_PT_CALIB:
		base1 = (qfprom_cdata[1] & MSM8916_BASE1_MASK) >> MSM8916_BASE1_SHIFT;
		p2[0] = (qfprom_cdata[0] & MSM8916_S0_P2_MASK) >> MSM8916_S0_P2_SHIFT;
		p2[1] = (qfprom_cdata[0] & MSM8916_S1_P2_MASK) >> MSM8916_S1_P2_SHIFT;
		p2[2] = (qfprom_cdata[1] & MSM8916_S2_P2_MASK) >> MSM8916_S2_P2_SHIFT;
		p2[3] = (qfprom_cdata[1] & MSM8916_S3_P2_MASK) >> MSM8916_S3_P2_SHIFT;
		p2[4] = (qfprom_cdata[1] & MSM8916_S4_P2_MASK) >> MSM8916_S4_P2_SHIFT;
		for (i = 0; i < priv->num_sensors; i++)
			p2[i] = ((base1 + p2[i]) << 3);
		/* Fall through */
	case ONE_PT_CALIB2:
		base0 = (qfprom_cdata[0] & MSM8916_BASE0_MASK);
		p1[0] = (qfprom_cdata[0] & MSM8916_S0_P1_MASK) >> MSM8916_S0_P1_SHIFT;
		p1[1] = (qfprom_cdata[0] & MSM8916_S1_P1_MASK) >> MSM8916_S1_P1_SHIFT;
		p1[2] = (qfprom_cdata[0] & MSM8916_S2_P1_MASK) >> MSM8916_S2_P1_SHIFT;
		p1[3] = (qfprom_cdata[1] & MSM8916_S3_P1_MASK) >> MSM8916_S3_P1_SHIFT;
		p1[4] = (qfprom_cdata[1] & MSM8916_S4_P1_MASK) >> MSM8916_S4_P1_SHIFT;
		for (i = 0; i < priv->num_sensors; i++)
			p1[i] = (((base0) + p1[i]) << 3);
		break;
	default:
		for (i = 0; i < priv->num_sensors; i++) {
			p1[i] = 500;
			p2[i] = 780;
		}
		break;
	}

	compute_intercept_slope(priv, p1, p2, mode);
	kfree(qfprom_cdata);
	kfree(qfprom_csel);

	return 0;
}

static int calibrate_8974(struct tsens_priv *priv)
{
	int base1 = 0, base2 = 0, i;
	u32 p1[11], p2[11];
	int mode = 0;
	u32 *calib, *bkp;
	u32 calib_redun_sel;

	calib = (u32 *)qfprom_read(priv->dev, "calib");
	if (IS_ERR(calib))
		return PTR_ERR(calib);

	bkp = (u32 *)qfprom_read(priv->dev, "calib_backup");
	if (IS_ERR(bkp)) {
		kfree(calib);
		return PTR_ERR(bkp);
	}

	calib_redun_sel =  bkp[1] & BKP_REDUN_SEL;
	calib_redun_sel >>= BKP_REDUN_SHIFT;

	if (calib_redun_sel == BKP_SEL) {
		mode = (calib[4] & CAL_SEL_0_1) >> CAL_SEL_SHIFT;
		mode |= (calib[5] & CAL_SEL_2) >> CAL_SEL_SHIFT_2;

		switch (mode) {
		case TWO_PT_CALIB:
			base2 = (bkp[2] & BASE2_BKP_MASK) >> BASE2_BKP_SHIFT;
			p2[0] = (bkp[2] & S0_P2_BKP_MASK) >> S0_P2_BKP_SHIFT;
			p2[1] = (bkp[3] & S1_P2_BKP_MASK);
			p2[2] = (bkp[3] & S2_P2_BKP_MASK) >> S2_P2_BKP_SHIFT;
			p2[3] = (bkp[3] & S3_P2_BKP_MASK) >> S3_P2_BKP_SHIFT;
			p2[4] = (bkp[3] & S4_P2_BKP_MASK) >> S4_P2_BKP_SHIFT;
			p2[5] = (calib[4] & S5_P2_BKP_MASK) >> S5_P2_BKP_SHIFT;
			p2[6] = (calib[5] & S6_P2_BKP_MASK);
			p2[7] = (calib[5] & S7_P2_BKP_MASK) >> S7_P2_BKP_SHIFT;
			p2[8] = (calib[5] & S8_P2_BKP_MASK) >> S8_P2_BKP_SHIFT;
			p2[9] = (calib[5] & S9_P2_BKP_MASK) >> S9_P2_BKP_SHIFT;
			p2[10] = (calib[5] & S10_P2_BKP_MASK) >> S10_P2_BKP_SHIFT;
			/* Fall through */
		case ONE_PT_CALIB:
		case ONE_PT_CALIB2:
			base1 = bkp[0] & BASE1_MASK;
			p1[0] = (bkp[0] & S0_P1_MASK) >> S0_P1_SHIFT;
			p1[1] = (bkp[0] & S1_P1_MASK) >> S1_P1_SHIFT;
			p1[2] = (bkp[0] & S2_P1_MASK) >> S2_P1_SHIFT;
			p1[3] = (bkp[0] & S3_P1_MASK) >> S3_P1_SHIFT;
			p1[4] = (bkp[1] & S4_P1_MASK);
			p1[5] = (bkp[1] & S5_P1_MASK) >> S5_P1_SHIFT;
			p1[6] = (bkp[1] & S6_P1_MASK) >> S6_P1_SHIFT;
			p1[7] = (bkp[1] & S7_P1_MASK) >> S7_P1_SHIFT;
			p1[8] = (bkp[2] & S8_P1_MASK_BKP) >> S8_P1_SHIFT;
			p1[9] = (bkp[2] & S9_P1_MASK_BKP) >> S9_P1_BKP_SHIFT;
			p1[10] = (bkp[2] & S10_P1_MASK_BKP) >> S10_P1_BKP_SHIFT;
			break;
		}
	} else {
		mode = (calib[1] & CAL_SEL_0_1) >> CAL_SEL_SHIFT;
		mode |= (calib[3] & CAL_SEL_2) >> CAL_SEL_SHIFT_2;

		switch (mode) {
		case TWO_PT_CALIB:
			base2 = (calib[2] & BASE2_MASK) >> BASE2_SHIFT;
			p2[0] = (calib[2] & S0_P2_MASK) >> S0_P2_SHIFT;
			p2[1] = (calib[2] & S1_P2_MASK) >> S1_P2_SHIFT;
			p2[2] = (calib[3] & S2_P2_MASK);
			p2[3] = (calib[3] & S3_P2_MASK) >> S3_P2_SHIFT;
			p2[4] = (calib[3] & S4_P2_MASK) >> S4_P2_SHIFT;
			p2[5] = (calib[3] & S5_P2_MASK) >> S5_P2_SHIFT;
			p2[6] = (calib[3] & S6_P2_MASK) >> S6_P2_SHIFT;
			p2[7] = (calib[4] & S7_P2_MASK);
			p2[8] = (calib[4] & S8_P2_MASK) >> S8_P2_SHIFT;
			p2[9] = (calib[4] & S9_P2_MASK) >> S9_P2_SHIFT;
			p2[10] = (calib[4] & S10_P2_MASK) >> S10_P2_SHIFT;
			/* Fall through */
		case ONE_PT_CALIB:
		case ONE_PT_CALIB2:
			base1 = calib[0] & BASE1_MASK;
			p1[0] = (calib[0] & S0_P1_MASK) >> S0_P1_SHIFT;
			p1[1] = (calib[0] & S1_P1_MASK) >> S1_P1_SHIFT;
			p1[2] = (calib[0] & S2_P1_MASK) >> S2_P1_SHIFT;
			p1[3] = (calib[0] & S3_P1_MASK) >> S3_P1_SHIFT;
			p1[4] = (calib[1] & S4_P1_MASK);
			p1[5] = (calib[1] & S5_P1_MASK) >> S5_P1_SHIFT;
			p1[6] = (calib[1] & S6_P1_MASK) >> S6_P1_SHIFT;
			p1[7] = (calib[1] & S7_P1_MASK) >> S7_P1_SHIFT;
			p1[8] = (calib[1] & S8_P1_MASK) >> S8_P1_SHIFT;
			p1[9] = (calib[2] & S9_P1_MASK);
			p1[10] = (calib[2] & S10_P1_MASK) >> S10_P1_SHIFT;
			break;
		}
	}

	switch (mode) {
	case ONE_PT_CALIB:
		for (i = 0; i < priv->num_sensors; i++)
			p1[i] += (base1 << 2) | BIT_APPEND;
		break;
	case TWO_PT_CALIB:
		for (i = 0; i < priv->num_sensors; i++) {
			p2[i] += base2;
			p2[i] <<= 2;
			p2[i] |= BIT_APPEND;
		}
		/* Fall through */
	case ONE_PT_CALIB2:
		for (i = 0; i < priv->num_sensors; i++) {
			p1[i] += base1;
			p1[i] <<= 2;
			p1[i] |= BIT_APPEND;
		}
		break;
	default:
		for (i = 0; i < priv->num_sensors; i++)
			p2[i] = 780;
		p1[0] = 502;
		p1[1] = 509;
		p1[2] = 503;
		p1[3] = 509;
		p1[4] = 505;
		p1[5] = 509;
		p1[6] = 507;
		p1[7] = 510;
		p1[8] = 508;
		p1[9] = 509;
		p1[10] = 508;
		break;
	}

	compute_intercept_slope(priv, p1, p2, mode);
	kfree(calib);
	kfree(bkp);

	return 0;
}

/* v0.1: 8916, 8974 */

static const struct tsens_features tsens_v0_1_feat = {
	.ver_major	= VER_0_1,
	.crit_int	= 0,
	.adc		= 1,
	.srot_split	= 1,
	.max_sensors	= 11,
};

static const struct reg_field tsens_v0_1_regfields[MAX_REGFIELDS] = {
	/* ----- SROT ------ */
	/* No VERSION information */

	/* CTRL_OFFSET */
	[TSENS_EN]     = REG_FIELD(SROT_CTRL_OFF, 0,  0),
	[TSENS_SW_RST] = REG_FIELD(SROT_CTRL_OFF, 1,  1),

	/* ----- TM ------ */
	/* INTERRUPT ENABLE */
	[INT_EN] = REG_FIELD(TM_INT_EN_OFF, 0, 0),

	/* Sn_STATUS */
	REG_FIELD_FOR_EACH_SENSOR11(LAST_TEMP,    TM_Sn_STATUS_OFF,  0,  9),
	/* No VALID field on v0.1 */
	REG_FIELD_FOR_EACH_SENSOR11(MIN_STATUS,   TM_Sn_STATUS_OFF, 10, 10),
	REG_FIELD_FOR_EACH_SENSOR11(LOWER_STATUS, TM_Sn_STATUS_OFF, 11, 11),
	REG_FIELD_FOR_EACH_SENSOR11(UPPER_STATUS, TM_Sn_STATUS_OFF, 12, 12),
	/* No CRITICAL field on v0.1 */
	REG_FIELD_FOR_EACH_SENSOR11(MAX_STATUS,   TM_Sn_STATUS_OFF, 13, 13),

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

static const struct tsens_ops ops_8916 = {
	.init		= init_common,
	.calibrate	= calibrate_8916,
	.get_temp	= get_temp_common,
};

const struct tsens_plat_data data_8916 = {
	.num_sensors	= 5,
	.ops		= &ops_8916,
	.hw_ids		= (unsigned int []){0, 1, 2, 4, 5 },

	.feat		= &tsens_v0_1_feat,
	.fields	= tsens_v0_1_regfields,
};

static const struct tsens_ops ops_8974 = {
	.init		= init_common,
	.calibrate	= calibrate_8974,
	.get_temp	= get_temp_common,
};

const struct tsens_plat_data data_8974 = {
	.num_sensors	= 11,
	.ops		= &ops_8974,
	.feat		= &tsens_v0_1_feat,
	.fields	= tsens_v0_1_regfields,
};
Commit	Line	Data
2d71d8de	1	// SPDX-License-Identifier: GPL-2.0
840a5bd3 RN	2	/*
840a5bd3 RN	3	* Copyright (c) 2015, The Linux Foundation. All rights reserved.
840a5bd3 RN	4	*/
	5
	6	#include <linux/platform_device.h>
	7	#include "tsens.h"
	8
c1997054 AK	9	/* ----- SROT ------ */
	10	#define SROT_CTRL_OFF 0x0000
	11
	12	/* ----- TM ------ */
	13	#define TM_INT_EN_OFF 0x0000
	14	#define TM_Sn_UPPER_LOWER_STATUS_CTRL_OFF 0x0004
	15	#define TM_Sn_STATUS_OFF 0x0030
	16	#define TM_TRDY_OFF 0x005c
	17
840a5bd3	18	/* eeprom layout data for 8916 */
774ccb08 AK	19	#define MSM8916_BASE0_MASK 0x0000007f
	20	#define MSM8916_BASE1_MASK 0xfe000000
	21	#define MSM8916_BASE0_SHIFT 0
	22	#define MSM8916_BASE1_SHIFT 25
	23
	24	#define MSM8916_S0_P1_MASK 0x00000f80
	25	#define MSM8916_S1_P1_MASK 0x003e0000
	26	#define MSM8916_S2_P1_MASK 0xf8000000
	27	#define MSM8916_S3_P1_MASK 0x000003e0
	28	#define MSM8916_S4_P1_MASK 0x000f8000
	29
	30	#define MSM8916_S0_P2_MASK 0x0001f000
	31	#define MSM8916_S1_P2_MASK 0x07c00000
	32	#define MSM8916_S2_P2_MASK 0x0000001f
	33	#define MSM8916_S3_P2_MASK 0x00007c00
	34	#define MSM8916_S4_P2_MASK 0x01f00000
	35
	36	#define MSM8916_S0_P1_SHIFT 7
	37	#define MSM8916_S1_P1_SHIFT 17
	38	#define MSM8916_S2_P1_SHIFT 27
	39	#define MSM8916_S3_P1_SHIFT 5
	40	#define MSM8916_S4_P1_SHIFT 15
	41
	42	#define MSM8916_S0_P2_SHIFT 12
	43	#define MSM8916_S1_P2_SHIFT 22
	44	#define MSM8916_S2_P2_SHIFT 0
	45	#define MSM8916_S3_P2_SHIFT 10
	46	#define MSM8916_S4_P2_SHIFT 20
	47
	48	#define MSM8916_CAL_SEL_MASK 0xe0000000
	49	#define MSM8916_CAL_SEL_SHIFT 29
840a5bd3	50
582a0c41 AK	51	/* eeprom layout data for 8974 */
	52	#define BASE1_MASK 0xff
	53	#define S0_P1_MASK 0x3f00
	54	#define S1_P1_MASK 0xfc000
	55	#define S2_P1_MASK 0x3f00000
	56	#define S3_P1_MASK 0xfc000000
	57	#define S4_P1_MASK 0x3f
	58	#define S5_P1_MASK 0xfc0
	59	#define S6_P1_MASK 0x3f000
	60	#define S7_P1_MASK 0xfc0000
	61	#define S8_P1_MASK 0x3f000000
	62	#define S8_P1_MASK_BKP 0x3f
	63	#define S9_P1_MASK 0x3f
	64	#define S9_P1_MASK_BKP 0xfc0
	65	#define S10_P1_MASK 0xfc0
	66	#define S10_P1_MASK_BKP 0x3f000
	67	#define CAL_SEL_0_1 0xc0000000
	68	#define CAL_SEL_2 0x40000000
	69	#define CAL_SEL_SHIFT 30
	70	#define CAL_SEL_SHIFT_2 28
	71
	72	#define S0_P1_SHIFT 8
	73	#define S1_P1_SHIFT 14
	74	#define S2_P1_SHIFT 20
	75	#define S3_P1_SHIFT 26
	76	#define S5_P1_SHIFT 6
	77	#define S6_P1_SHIFT 12
	78	#define S7_P1_SHIFT 18
	79	#define S8_P1_SHIFT 24
	80	#define S9_P1_BKP_SHIFT 6
	81	#define S10_P1_SHIFT 6
	82	#define S10_P1_BKP_SHIFT 12
	83
	84	#define BASE2_SHIFT 12
	85	#define BASE2_BKP_SHIFT 18
	86	#define S0_P2_SHIFT 20
	87	#define S0_P2_BKP_SHIFT 26
	88	#define S1_P2_SHIFT 26
	89	#define S2_P2_BKP_SHIFT 6
	90	#define S3_P2_SHIFT 6
	91	#define S3_P2_BKP_SHIFT 12
	92	#define S4_P2_SHIFT 12
	93	#define S4_P2_BKP_SHIFT 18
	94	#define S5_P2_SHIFT 18
	95	#define S5_P2_BKP_SHIFT 24
	96	#define S6_P2_SHIFT 24
	97	#define S7_P2_BKP_SHIFT 6
	98	#define S8_P2_SHIFT 6
	99	#define S8_P2_BKP_SHIFT 12
	100	#define S9_P2_SHIFT 12
	101	#define S9_P2_BKP_SHIFT 18
	102	#define S10_P2_SHIFT 18
	103	#define S10_P2_BKP_SHIFT 24
	104
	105	#define BASE2_MASK 0xff000
	106	#define BASE2_BKP_MASK 0xfc0000
	107	#define S0_P2_MASK 0x3f00000
	108	#define S0_P2_BKP_MASK 0xfc000000
	109	#define S1_P2_MASK 0xfc000000
	110	#define S1_P2_BKP_MASK 0x3f
	111	#define S2_P2_MASK 0x3f
	112	#define S2_P2_BKP_MASK 0xfc0
	113	#define S3_P2_MASK 0xfc0
	114	#define S3_P2_BKP_MASK 0x3f000
115	#define S4_P2_MASK 0x3f000
116	#define S4_P2_BKP_MASK 0xfc0000
117	#define S5_P2_MASK 0xfc0000
118	#define S5_P2_BKP_MASK 0x3f000000
119	#define S6_P2_MASK 0x3f000000
120	#define S6_P2_BKP_MASK 0x3f
121	#define S7_P2_MASK 0x3f
122	#define S7_P2_BKP_MASK 0xfc0
123	#define S8_P2_MASK 0xfc0
124	#define S8_P2_BKP_MASK 0x3f000
125	#define S9_P2_MASK 0x3f000
126	#define S9_P2_BKP_MASK 0xfc0000
127	#define S10_P2_MASK 0xfc0000
128	#define S10_P2_BKP_MASK 0x3f000000
129
130	#define BKP_SEL 0x3
131	#define BKP_REDUN_SEL 0xe0000000
132	#define BKP_REDUN_SHIFT 29
133
134	#define BIT_APPEND 0x3
135
69b628ac	136	static int calibrate_8916(struct tsens_priv *priv)
840a5bd3 RN	137	{
	138	int base0 = 0, base1 = 0, i;
	139	u32 p1[5], p2[5];
	140	int mode = 0;
	141	u32 qfprom_cdata, qfprom_csel;
	142
69b628ac	143	qfprom_cdata = (u32 *)qfprom_read(priv->dev, "calib");
840a5bd3 RN	144	if (IS_ERR(qfprom_cdata))
	145	return PTR_ERR(qfprom_cdata);
	146
69b628ac	147	qfprom_csel = (u32 *)qfprom_read(priv->dev, "calib_sel");
6b8249ab SK	148	if (IS_ERR(qfprom_csel)) {
6b8249ab SK	149	kfree(qfprom_cdata);
840a5bd3	150	return PTR_ERR(qfprom_csel);
6b8249ab	151	}
840a5bd3	152
774ccb08	153	mode = (qfprom_csel[0] & MSM8916_CAL_SEL_MASK) >> MSM8916_CAL_SEL_SHIFT;
69b628ac	154	dev_dbg(priv->dev, "calibration mode is %d\n", mode);
840a5bd3 RN	155
	156	switch (mode) {
	157	case TWO_PT_CALIB:
774ccb08 AK	158	base1 = (qfprom_cdata[1] & MSM8916_BASE1_MASK) >> MSM8916_BASE1_SHIFT;
	159	p2[0] = (qfprom_cdata[0] & MSM8916_S0_P2_MASK) >> MSM8916_S0_P2_SHIFT;
	160	p2[1] = (qfprom_cdata[0] & MSM8916_S1_P2_MASK) >> MSM8916_S1_P2_SHIFT;
	161	p2[2] = (qfprom_cdata[1] & MSM8916_S2_P2_MASK) >> MSM8916_S2_P2_SHIFT;
	162	p2[3] = (qfprom_cdata[1] & MSM8916_S3_P2_MASK) >> MSM8916_S3_P2_SHIFT;
	163	p2[4] = (qfprom_cdata[1] & MSM8916_S4_P2_MASK) >> MSM8916_S4_P2_SHIFT;
69b628ac	164	for (i = 0; i < priv->num_sensors; i++)
840a5bd3 RN	165	p2[i] = ((base1 + p2[i]) << 3);
	166	/* Fall through */
	167	case ONE_PT_CALIB2:
774ccb08 AK	168	base0 = (qfprom_cdata[0] & MSM8916_BASE0_MASK);
	169	p1[0] = (qfprom_cdata[0] & MSM8916_S0_P1_MASK) >> MSM8916_S0_P1_SHIFT;
	170	p1[1] = (qfprom_cdata[0] & MSM8916_S1_P1_MASK) >> MSM8916_S1_P1_SHIFT;
	171	p1[2] = (qfprom_cdata[0] & MSM8916_S2_P1_MASK) >> MSM8916_S2_P1_SHIFT;
	172	p1[3] = (qfprom_cdata[1] & MSM8916_S3_P1_MASK) >> MSM8916_S3_P1_SHIFT;
	173	p1[4] = (qfprom_cdata[1] & MSM8916_S4_P1_MASK) >> MSM8916_S4_P1_SHIFT;
69b628ac	174	for (i = 0; i < priv->num_sensors; i++)
840a5bd3 RN	175	p1[i] = (((base0) + p1[i]) << 3);
	176	break;
	177	default:
69b628ac	178	for (i = 0; i < priv->num_sensors; i++) {
840a5bd3 RN	179	p1[i] = 500;
	180	p2[i] = 780;
	181	}
	182	break;
	183	}
	184
69b628ac	185	compute_intercept_slope(priv, p1, p2, mode);
6b8249ab SK	186	kfree(qfprom_cdata);
6b8249ab SK	187	kfree(qfprom_csel);
840a5bd3 RN	188
	189	return 0;
	190	}
	191
582a0c41 AK	192	static int calibrate_8974(struct tsens_priv *priv)
	193	{
	194	int base1 = 0, base2 = 0, i;
	195	u32 p1[11], p2[11];
	196	int mode = 0;
	197	u32 calib, bkp;
	198	u32 calib_redun_sel;
	199
	200	calib = (u32 *)qfprom_read(priv->dev, "calib");
	201	if (IS_ERR(calib))
	202	return PTR_ERR(calib);
	203
	204	bkp = (u32 *)qfprom_read(priv->dev, "calib_backup");
6b8249ab SK	205	if (IS_ERR(bkp)) {
6b8249ab SK	206	kfree(calib);
582a0c41	207	return PTR_ERR(bkp);
6b8249ab	208	}
582a0c41 AK	209
	210	calib_redun_sel = bkp[1] & BKP_REDUN_SEL;
	211	calib_redun_sel >>= BKP_REDUN_SHIFT;
	212
	213	if (calib_redun_sel == BKP_SEL) {
	214	mode = (calib[4] & CAL_SEL_0_1) >> CAL_SEL_SHIFT;
	215	mode \|= (calib[5] & CAL_SEL_2) >> CAL_SEL_SHIFT_2;
	216
	217	switch (mode) {
	218	case TWO_PT_CALIB:
	219	base2 = (bkp[2] & BASE2_BKP_MASK) >> BASE2_BKP_SHIFT;
	220	p2[0] = (bkp[2] & S0_P2_BKP_MASK) >> S0_P2_BKP_SHIFT;
	221	p2[1] = (bkp[3] & S1_P2_BKP_MASK);
	222	p2[2] = (bkp[3] & S2_P2_BKP_MASK) >> S2_P2_BKP_SHIFT;
	223	p2[3] = (bkp[3] & S3_P2_BKP_MASK) >> S3_P2_BKP_SHIFT;
	224	p2[4] = (bkp[3] & S4_P2_BKP_MASK) >> S4_P2_BKP_SHIFT;
	225	p2[5] = (calib[4] & S5_P2_BKP_MASK) >> S5_P2_BKP_SHIFT;
	226	p2[6] = (calib[5] & S6_P2_BKP_MASK);
	227	p2[7] = (calib[5] & S7_P2_BKP_MASK) >> S7_P2_BKP_SHIFT;
	228	p2[8] = (calib[5] & S8_P2_BKP_MASK) >> S8_P2_BKP_SHIFT;
	229	p2[9] = (calib[5] & S9_P2_BKP_MASK) >> S9_P2_BKP_SHIFT;
	230	p2[10] = (calib[5] & S10_P2_BKP_MASK) >> S10_P2_BKP_SHIFT;
	231	/* Fall through */
	232	case ONE_PT_CALIB:
	233	case ONE_PT_CALIB2:
	234	base1 = bkp[0] & BASE1_MASK;
	235	p1[0] = (bkp[0] & S0_P1_MASK) >> S0_P1_SHIFT;
	236	p1[1] = (bkp[0] & S1_P1_MASK) >> S1_P1_SHIFT;
	237	p1[2] = (bkp[0] & S2_P1_MASK) >> S2_P1_SHIFT;
	238	p1[3] = (bkp[0] & S3_P1_MASK) >> S3_P1_SHIFT;
	239	p1[4] = (bkp[1] & S4_P1_MASK);
	240	p1[5] = (bkp[1] & S5_P1_MASK) >> S5_P1_SHIFT;
	241	p1[6] = (bkp[1] & S6_P1_MASK) >> S6_P1_SHIFT;
	242	p1[7] = (bkp[1] & S7_P1_MASK) >> S7_P1_SHIFT;
	243	p1[8] = (bkp[2] & S8_P1_MASK_BKP) >> S8_P1_SHIFT;
	244	p1[9] = (bkp[2] & S9_P1_MASK_BKP) >> S9_P1_BKP_SHIFT;
	245	p1[10] = (bkp[2] & S10_P1_MASK_BKP) >> S10_P1_BKP_SHIFT;
	246	break;
	247	}
	248	} else {
	249	mode = (calib[1] & CAL_SEL_0_1) >> CAL_SEL_SHIFT;
	250	mode \|= (calib[3] & CAL_SEL_2) >> CAL_SEL_SHIFT_2;
	251
	252	switch (mode) {
	253	case TWO_PT_CALIB:
	254	base2 = (calib[2] & BASE2_MASK) >> BASE2_SHIFT;
	255	p2[0] = (calib[2] & S0_P2_MASK) >> S0_P2_SHIFT;
	256	p2[1] = (calib[2] & S1_P2_MASK) >> S1_P2_SHIFT;
	257	p2[2] = (calib[3] & S2_P2_MASK);
	258	p2[3] = (calib[3] & S3_P2_MASK) >> S3_P2_SHIFT;
	259	p2[4] = (calib[3] & S4_P2_MASK) >> S4_P2_SHIFT;
	260	p2[5] = (calib[3] & S5_P2_MASK) >> S5_P2_SHIFT;
	261	p2[6] = (calib[3] & S6_P2_MASK) >> S6_P2_SHIFT;
	262	p2[7] = (calib[4] & S7_P2_MASK);
	263	p2[8] = (calib[4] & S8_P2_MASK) >> S8_P2_SHIFT;
	264	p2[9] = (calib[4] & S9_P2_MASK) >> S9_P2_SHIFT;
	265	p2[10] = (calib[4] & S10_P2_MASK) >> S10_P2_SHIFT;
	266	/* Fall through */
	267	case ONE_PT_CALIB:
	268	case ONE_PT_CALIB2:
	269	base1 = calib[0] & BASE1_MASK;
	270	p1[0] = (calib[0] & S0_P1_MASK) >> S0_P1_SHIFT;
	271	p1[1] = (calib[0] & S1_P1_MASK) >> S1_P1_SHIFT;
	272	p1[2] = (calib[0] & S2_P1_MASK) >> S2_P1_SHIFT;
273	p1[3] = (calib[0] & S3_P1_MASK) >> S3_P1_SHIFT;
274	p1[4] = (calib[1] & S4_P1_MASK);
275	p1[5] = (calib[1] & S5_P1_MASK) >> S5_P1_SHIFT;
276	p1[6] = (calib[1] & S6_P1_MASK) >> S6_P1_SHIFT;
277	p1[7] = (calib[1] & S7_P1_MASK) >> S7_P1_SHIFT;
278	p1[8] = (calib[1] & S8_P1_MASK) >> S8_P1_SHIFT;
279	p1[9] = (calib[2] & S9_P1_MASK);
280	p1[10] = (calib[2] & S10_P1_MASK) >> S10_P1_SHIFT;
281	break;
282	}
283	}
284
285	switch (mode) {
286	case ONE_PT_CALIB:
287	for (i = 0; i < priv->num_sensors; i++)
288	p1[i] += (base1 << 2) \| BIT_APPEND;
289	break;
290	case TWO_PT_CALIB:
291	for (i = 0; i < priv->num_sensors; i++) {
292	p2[i] += base2;
293	p2[i] <<= 2;
294	p2[i] \|= BIT_APPEND;
295	}
296	/* Fall through */
297	case ONE_PT_CALIB2:
298	for (i = 0; i < priv->num_sensors; i++) {
299	p1[i] += base1;
300	p1[i] <<= 2;
301	p1[i] \|= BIT_APPEND;
302	}
303	break;
304	default:
305	for (i = 0; i < priv->num_sensors; i++)
306	p2[i] = 780;
307	p1[0] = 502;
308	p1[1] = 509;
309	p1[2] = 503;
310	p1[3] = 509;
311	p1[4] = 505;
312	p1[5] = 509;
313	p1[6] = 507;
314	p1[7] = 510;
315	p1[8] = 508;
316	p1[9] = 509;
317	p1[10] = 508;
318	break;
319	}
320
321	compute_intercept_slope(priv, p1, p2, mode);
6b8249ab SK	322	kfree(calib);
6b8249ab SK	323	kfree(bkp);
582a0c41 AK	324
	325	return 0;
	326	}
	327
c1997054 AK	328	/* v0.1: 8916, 8974 */
	329
	330	static const struct tsens_features tsens_v0_1_feat = {
	331	.ver_major = VER_0_1,
	332	.crit_int = 0,
	333	.adc = 1,
	334	.srot_split = 1,
1b6e3e51	335	.max_sensors = 11,
c1997054 AK	336	};
	337
	338	static const struct reg_field tsens_v0_1_regfields[MAX_REGFIELDS] = {
	339	/* ----- SROT ------ */
	340	/* No VERSION information */
	341
	342	/* CTRL_OFFSET */
	343	[TSENS_EN] = REG_FIELD(SROT_CTRL_OFF, 0, 0),
	344	[TSENS_SW_RST] = REG_FIELD(SROT_CTRL_OFF, 1, 1),
	345
	346	/* ----- TM ------ */
	347	/* INTERRUPT ENABLE */
	348	[INT_EN] = REG_FIELD(TM_INT_EN_OFF, 0, 0),
	349
	350	/* Sn_STATUS */
	351	REG_FIELD_FOR_EACH_SENSOR11(LAST_TEMP, TM_Sn_STATUS_OFF, 0, 9),
	352	/* No VALID field on v0.1 */
	353	REG_FIELD_FOR_EACH_SENSOR11(MIN_STATUS, TM_Sn_STATUS_OFF, 10, 10),
	354	REG_FIELD_FOR_EACH_SENSOR11(LOWER_STATUS, TM_Sn_STATUS_OFF, 11, 11),
	355	REG_FIELD_FOR_EACH_SENSOR11(UPPER_STATUS, TM_Sn_STATUS_OFF, 12, 12),
	356	/* No CRITICAL field on v0.1 */
	357	REG_FIELD_FOR_EACH_SENSOR11(MAX_STATUS, TM_Sn_STATUS_OFF, 13, 13),
	358
	359	/* TRDY: 1=ready, 0=in progress */
	360	[TRDY] = REG_FIELD(TM_TRDY_OFF, 0, 0),
	361	};
	362
032d4057	363	static const struct tsens_ops ops_8916 = {
840a5bd3 RN	364	.init = init_common,
	365	.calibrate = calibrate_8916,
	366	.get_temp = get_temp_common,
	367	};
	368
3c040ce0	369	const struct tsens_plat_data data_8916 = {
840a5bd3 RN	370	.num_sensors = 5,
	371	.ops = &ops_8916,
	372	.hw_ids = (unsigned int []){0, 1, 2, 4, 5 },
c1997054 AK	373
	374	.feat = &tsens_v0_1_feat,
	375	.fields = tsens_v0_1_regfields,
840a5bd3	376	};
582a0c41 AK	377
	378	static const struct tsens_ops ops_8974 = {
	379	.init = init_common,
	380	.calibrate = calibrate_8974,
	381	.get_temp = get_temp_common,
	382	};
	383
	384	const struct tsens_plat_data data_8974 = {
	385	.num_sensors = 11,
	386	.ops = &ops_8974,
c1997054 AK	387	.feat = &tsens_v0_1_feat,
c1997054 AK	388	.fields = tsens_v0_1_regfields,
582a0c41	389	};