summaryrefslogtreecommitdiffstats
path: root/kernel/include/linux/mfd/samsung/core.h
blob: 75115384f3fcf7bdf2965317ca94baa372ad0e55 (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
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
/*
 * core.h
 *
 * copyright (c) 2011 Samsung Electronics Co., Ltd
 *              http://www.samsung.com
 *
 *  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.
 *
 */

#ifndef __LINUX_MFD_SEC_CORE_H
#define __LINUX_MFD_SEC_CORE_H

/* Macros to represent minimum voltages for LDO/BUCK */
#define MIN_3000_MV		3000000
#define MIN_2500_MV		2500000
#define MIN_2000_MV		2000000
#define MIN_1800_MV		1800000
#define MIN_1500_MV		1500000
#define MIN_1400_MV		1400000
#define MIN_1000_MV		1000000

#define MIN_900_MV		900000
#define MIN_850_MV		850000
#define MIN_800_MV		800000
#define MIN_750_MV		750000
#define MIN_600_MV		600000
#define MIN_500_MV		500000

/* Macros to represent steps for LDO/BUCK */
#define STEP_50_MV		50000
#define STEP_25_MV		25000
#define STEP_12_5_MV		12500
#define STEP_6_25_MV		6250

enum sec_device_type {
	S5M8751X,
	S5M8763X,
	S5M8767X,
	S2MPA01,
	S2MPS11X,
	S2MPS13X,
	S2MPS14X,
	S2MPU02,
};

/**
 * struct sec_pmic_dev - s2m/s5m master device for sub-drivers
 * @dev:		Master device of the chip
 * @pdata:		Platform data populated with data from DTS
 *			or board files
 * @regmap_pmic:	Regmap associated with PMIC's I2C address
 * @i2c:		I2C client of the main driver
 * @device_type:	Type of device, matches enum sec_device_type
 * @irq_base:		Base IRQ number for device, required for IRQs
 * @irq:		Generic IRQ number for device
 * @irq_data:		Runtime data structure for IRQ controller
 * @wakeup:		Whether or not this is a wakeup device
 */
struct sec_pmic_dev {
	struct device *dev;
	struct sec_platform_data *pdata;
	struct regmap *regmap_pmic;
	struct i2c_client *i2c;

	unsigned long device_type;
	int irq_base;
	int irq;
	struct regmap_irq_chip_data *irq_data;

	bool wakeup;
};

int sec_irq_init(struct sec_pmic_dev *sec_pmic);
void sec_irq_exit(struct sec_pmic_dev *sec_pmic);
int sec_irq_resume(struct sec_pmic_dev *sec_pmic);

struct sec_platform_data {
	struct sec_regulator_data	*regulators;
	struct sec_opmode_data		*opmode;
	int				device_type;
	int				num_regulators;

	int				irq_base;
	int				(*cfg_pmic_irq)(void);

	bool				wakeup;
	bool				buck_voltage_lock;

	int				buck_gpios[3];
	int				buck_ds[3];
	unsigned int			buck2_voltage[8];
	bool				buck2_gpiodvs;
	unsigned int			buck3_voltage[8];
	bool				buck3_gpiodvs;
	unsigned int			buck4_voltage[8];
	bool				buck4_gpiodvs;

	int				buck_set1;
	int				buck_set2;
	int				buck_set3;
	int				buck2_enable;
	int				buck3_enable;
	int				buck4_enable;
	int				buck_default_idx;
	int				buck2_default_idx;
	int				buck3_default_idx;
	int				buck4_default_idx;

	int				buck_ramp_delay;

	int				buck2_ramp_delay;
	int				buck34_ramp_delay;
	int				buck5_ramp_delay;
	int				buck16_ramp_delay;
	int				buck7810_ramp_delay;
	int				buck9_ramp_delay;
	int				buck24_ramp_delay;
	int				buck3_ramp_delay;
	int				buck7_ramp_delay;
	int				buck8910_ramp_delay;

	bool				buck1_ramp_enable;
	bool				buck2_ramp_enable;
	bool				buck3_ramp_enable;
	bool				buck4_ramp_enable;
	bool				buck6_ramp_enable;

	int				buck2_init;
	int				buck3_init;
	int				buck4_init;
};

/**
 * sec_regulator_data - regulator data
 * @id: regulator id
 * @initdata: regulator init data (contraints, supplies, ...)
 */
struct sec_regulator_data {
	int				id;
	struct regulator_init_data	*initdata;
	struct device_node		*reg_node;
	int				ext_control_gpio;
};

/*
 * sec_opmode_data - regulator operation mode data
 * @id: regulator id
 * @mode: regulator operation mode
 */
struct sec_opmode_data {
	int id;
	unsigned int mode;
};

/*
 * samsung regulator operation mode
 * SEC_OPMODE_OFF	Regulator always OFF
 * SEC_OPMODE_ON	Regulator always ON
 * SEC_OPMODE_LOWPOWER  Regulator is on in low-power mode
 * SEC_OPMODE_SUSPEND   Regulator is changed by PWREN pin
 *			If PWREN is high, regulator is on
 *			If PWREN is low, regulator is off
 */

enum sec_opmode {
	SEC_OPMODE_OFF,
	SEC_OPMODE_ON,
	SEC_OPMODE_LOWPOWER,
	SEC_OPMODE_SUSPEND,
};

#endif /*  __LINUX_MFD_SEC_CORE_H */