1/*
2 * core.h
3 *
4 * copyright (c) 2011 Samsung Electronics Co., Ltd
5 *              http://www.samsung.com
6 *
7 *  This program is free software; you can redistribute  it and/or modify it
8 *  under  the terms of  the GNU General  Public License as published by the
9 *  Free Software Foundation;  either version 2 of the  License, or (at your
10 *  option) any later version.
11 *
12 */
13
14#ifndef __LINUX_MFD_SEC_CORE_H
15#define __LINUX_MFD_SEC_CORE_H
16
17/* Macros to represent minimum voltages for LDO/BUCK */
18#define MIN_3000_MV		3000000
19#define MIN_2500_MV		2500000
20#define MIN_2000_MV		2000000
21#define MIN_1800_MV		1800000
22#define MIN_1500_MV		1500000
23#define MIN_1400_MV		1400000
24#define MIN_1000_MV		1000000
25
26#define MIN_900_MV		900000
27#define MIN_850_MV		850000
28#define MIN_800_MV		800000
29#define MIN_750_MV		750000
30#define MIN_600_MV		600000
31#define MIN_500_MV		500000
32
33/* Macros to represent steps for LDO/BUCK */
34#define STEP_50_MV		50000
35#define STEP_25_MV		25000
36#define STEP_12_5_MV		12500
37#define STEP_6_25_MV		6250
38
39enum sec_device_type {
40	S5M8751X,
41	S5M8763X,
42	S5M8767X,
43	S2MPA01,
44	S2MPS11X,
45	S2MPS13X,
46	S2MPS14X,
47	S2MPU02,
48};
49
50/**
51 * struct sec_pmic_dev - s2m/s5m master device for sub-drivers
52 * @dev:		Master device of the chip
53 * @pdata:		Platform data populated with data from DTS
54 *			or board files
55 * @regmap_pmic:	Regmap associated with PMIC's I2C address
56 * @i2c:		I2C client of the main driver
57 * @device_type:	Type of device, matches enum sec_device_type
58 * @irq_base:		Base IRQ number for device, required for IRQs
59 * @irq:		Generic IRQ number for device
60 * @irq_data:		Runtime data structure for IRQ controller
61 * @wakeup:		Whether or not this is a wakeup device
62 */
63struct sec_pmic_dev {
64	struct device *dev;
65	struct sec_platform_data *pdata;
66	struct regmap *regmap_pmic;
67	struct i2c_client *i2c;
68
69	unsigned long device_type;
70	int irq_base;
71	int irq;
72	struct regmap_irq_chip_data *irq_data;
73
74	bool wakeup;
75};
76
77int sec_irq_init(struct sec_pmic_dev *sec_pmic);
78void sec_irq_exit(struct sec_pmic_dev *sec_pmic);
79int sec_irq_resume(struct sec_pmic_dev *sec_pmic);
80
81struct sec_platform_data {
82	struct sec_regulator_data	*regulators;
83	struct sec_opmode_data		*opmode;
84	int				device_type;
85	int				num_regulators;
86
87	int				irq_base;
88	int				(*cfg_pmic_irq)(void);
89
90	bool				wakeup;
91	bool				buck_voltage_lock;
92
93	int				buck_gpios[3];
94	int				buck_ds[3];
95	unsigned int			buck2_voltage[8];
96	bool				buck2_gpiodvs;
97	unsigned int			buck3_voltage[8];
98	bool				buck3_gpiodvs;
99	unsigned int			buck4_voltage[8];
100	bool				buck4_gpiodvs;
101
102	int				buck_set1;
103	int				buck_set2;
104	int				buck_set3;
105	int				buck2_enable;
106	int				buck3_enable;
107	int				buck4_enable;
108	int				buck_default_idx;
109	int				buck2_default_idx;
110	int				buck3_default_idx;
111	int				buck4_default_idx;
112
113	int				buck_ramp_delay;
114
115	int				buck2_ramp_delay;
116	int				buck34_ramp_delay;
117	int				buck5_ramp_delay;
118	int				buck16_ramp_delay;
119	int				buck7810_ramp_delay;
120	int				buck9_ramp_delay;
121	int				buck24_ramp_delay;
122	int				buck3_ramp_delay;
123	int				buck7_ramp_delay;
124	int				buck8910_ramp_delay;
125
126	bool				buck1_ramp_enable;
127	bool				buck2_ramp_enable;
128	bool				buck3_ramp_enable;
129	bool				buck4_ramp_enable;
130	bool				buck6_ramp_enable;
131
132	int				buck2_init;
133	int				buck3_init;
134	int				buck4_init;
135};
136
137/**
138 * sec_regulator_data - regulator data
139 * @id: regulator id
140 * @initdata: regulator init data (contraints, supplies, ...)
141 */
142struct sec_regulator_data {
143	int				id;
144	struct regulator_init_data	*initdata;
145	struct device_node		*reg_node;
146	int				ext_control_gpio;
147};
148
149/*
150 * sec_opmode_data - regulator operation mode data
151 * @id: regulator id
152 * @mode: regulator operation mode
153 */
154struct sec_opmode_data {
155	int id;
156	unsigned int mode;
157};
158
159/*
160 * samsung regulator operation mode
161 * SEC_OPMODE_OFF	Regulator always OFF
162 * SEC_OPMODE_ON	Regulator always ON
163 * SEC_OPMODE_LOWPOWER  Regulator is on in low-power mode
164 * SEC_OPMODE_SUSPEND   Regulator is changed by PWREN pin
165 *			If PWREN is high, regulator is on
166 *			If PWREN is low, regulator is off
167 */
168
169enum sec_opmode {
170	SEC_OPMODE_OFF,
171	SEC_OPMODE_ON,
172	SEC_OPMODE_LOWPOWER,
173	SEC_OPMODE_SUSPEND,
174};
175
176#endif /*  __LINUX_MFD_SEC_CORE_H */
177