summaryrefslogtreecommitdiffstats
path: root/include/linux/mfd/tps65090.h
blob: 67d144b3b8f9d6b78db8c0f36f9b4e32e1e00659 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
/*
 * Core driver interface for TI TPS65090 PMIC family
 *
 * Copyright (C) 2012 NVIDIA Corporation
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 */

#ifndef __LINUX_MFD_TPS65090_H
#define __LINUX_MFD_TPS65090_H

#include <linux/irq.h>
#include <linux/regmap.h>

/* TPS65090 IRQs */
enum {
	TPS65090_IRQ_INTERRUPT,
	TPS65090_IRQ_VAC_STATUS_CHANGE,
	TPS65090_IRQ_VSYS_STATUS_CHANGE,
	TPS65090_IRQ_BAT_STATUS_CHANGE,
	TPS65090_IRQ_CHARGING_STATUS_CHANGE,
	TPS65090_IRQ_CHARGING_COMPLETE,
	TPS65090_IRQ_OVERLOAD_DCDC1,
	TPS65090_IRQ_OVERLOAD_DCDC2,
	TPS65090_IRQ_OVERLOAD_DCDC3,
	TPS65090_IRQ_OVERLOAD_FET1,
	TPS65090_IRQ_OVERLOAD_FET2,
	TPS65090_IRQ_OVERLOAD_FET3,
	TPS65090_IRQ_OVERLOAD_FET4,
	TPS65090_IRQ_OVERLOAD_FET5,
	TPS65090_IRQ_OVERLOAD_FET6,
	TPS65090_IRQ_OVERLOAD_FET7,
};

/* TPS65090 Regulator ID */
enum {
	TPS65090_REGULATOR_DCDC1,
	TPS65090_REGULATOR_DCDC2,
	TPS65090_REGULATOR_DCDC3,
	TPS65090_REGULATOR_FET1,
	TPS65090_REGULATOR_FET2,
	TPS65090_REGULATOR_FET3,
	TPS65090_REGULATOR_FET4,
	TPS65090_REGULATOR_FET5,
	TPS65090_REGULATOR_FET6,
	TPS65090_REGULATOR_FET7,
	TPS65090_REGULATOR_LDO1,
	TPS65090_REGULATOR_LDO2,

	/* Last entry for maximum ID */
	TPS65090_REGULATOR_MAX,
};

/* Register addresses */
#define TPS65090_REG_INTR_STS	0x00
#define TPS65090_REG_INTR_STS2	0x01
#define TPS65090_REG_INTR_MASK	0x02
#define TPS65090_REG_INTR_MASK2	0x03
#define TPS65090_REG_CG_CTRL0	0x04
#define TPS65090_REG_CG_CTRL1	0x05
#define TPS65090_REG_CG_CTRL2	0x06
#define TPS65090_REG_CG_CTRL3	0x07
#define TPS65090_REG_CG_CTRL4	0x08
#define TPS65090_REG_CG_CTRL5	0x09
#define TPS65090_REG_CG_STATUS1	0x0a
#define TPS65090_REG_CG_STATUS2	0x0b
#define TPS65090_REG_AD_OUT1	0x17
#define TPS65090_REG_AD_OUT2	0x18

#define TPS65090_MAX_REG	TPS65090_REG_AD_OUT2
#define TPS65090_NUM_REGS	(TPS65090_MAX_REG + 1)

struct tps65090 {
	struct device		*dev;
	struct regmap		*rmap;
	struct regmap_irq_chip_data *irq_data;
};

/*
 * struct tps65090_regulator_plat_data
 *
 * @reg_init_data: The regulator init data.
 * @enable_ext_control: Enable extrenal control or not. Only available for
 *     DCDC1, DCDC2 and DCDC3.
 * @gpio: Gpio number if external control is enabled and controlled through
 *     gpio.
 * @overcurrent_wait_valid: True if the overcurrent_wait should be applied.
 * @overcurrent_wait: Value to set as the overcurrent wait time.  This is the
 *     actual bitfield value, not a time in ms (valid value are 0 - 3).
 */
struct tps65090_regulator_plat_data {
	struct regulator_init_data *reg_init_data;
	bool enable_ext_control;
	int gpio;
	bool overcurrent_wait_valid;
	int overcurrent_wait;
};

struct tps65090_platform_data {
	int irq_base;

	char **supplied_to;
	size_t num_supplicants;
	int enable_low_current_chrg;

	struct tps65090_regulator_plat_data *reg_pdata[TPS65090_REGULATOR_MAX];
};

/*
 * NOTE: the functions below are not intended for use outside
 * of the TPS65090 sub-device drivers
 */
static inline int tps65090_write(struct device *dev, int reg, uint8_t val)
{
	struct tps65090 *tps = dev_get_drvdata(dev);

	return regmap_write(tps->rmap, reg, val);
}

static inline int tps65090_read(struct device *dev, int reg, uint8_t *val)
{
	struct tps65090 *tps = dev_get_drvdata(dev);
	unsigned int temp_val;
	int ret;

	ret = regmap_read(tps->rmap, reg, &temp_val);
	if (!ret)
		*val = temp_val;
	return ret;
}

static inline int tps65090_set_bits(struct device *dev, int reg,
		uint8_t bit_num)
{
	struct tps65090 *tps = dev_get_drvdata(dev);

	return regmap_update_bits(tps->rmap, reg, BIT(bit_num), ~0u);
}

static inline int tps65090_clr_bits(struct device *dev, int reg,
		uint8_t bit_num)
{
	struct tps65090 *tps = dev_get_drvdata(dev);

	return regmap_update_bits(tps->rmap, reg, BIT(bit_num), 0u);
}

#endif /*__LINUX_MFD_TPS65090_H */
OpenPOWER on IntegriCloud