Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
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 S2MPS15X,
48 S2MPU02,
49};
50
51/**
52 * struct sec_pmic_dev - s2m/s5m master device for sub-drivers
53 * @dev: Master device of the chip
54 * @pdata: Platform data populated with data from DTS
55 * or board files
56 * @regmap_pmic: Regmap associated with PMIC's I2C address
57 * @i2c: I2C client of the main driver
58 * @device_type: Type of device, matches enum sec_device_type
59 * @irq_base: Base IRQ number for device, required for IRQs
60 * @irq: Generic IRQ number for device
61 * @irq_data: Runtime data structure for IRQ controller
62 * @wakeup: Whether or not this is a wakeup device
63 */
64struct sec_pmic_dev {
65 struct device *dev;
66 struct sec_platform_data *pdata;
67 struct regmap *regmap_pmic;
68 struct i2c_client *i2c;
69
70 unsigned long device_type;
71 int irq_base;
72 int irq;
73 struct regmap_irq_chip_data *irq_data;
74
75 bool wakeup;
76};
77
78int sec_irq_init(struct sec_pmic_dev *sec_pmic);
79void sec_irq_exit(struct sec_pmic_dev *sec_pmic);
80int sec_irq_resume(struct sec_pmic_dev *sec_pmic);
81
82struct sec_platform_data {
83 struct sec_regulator_data *regulators;
84 struct sec_opmode_data *opmode;
85 int device_type;
86 int num_regulators;
87
88 int irq_base;
89 int (*cfg_pmic_irq)(void);
90
91 bool wakeup;
92 bool buck_voltage_lock;
93
94 int buck_gpios[3];
95 int buck_ds[3];
96 unsigned int buck2_voltage[8];
97 bool buck2_gpiodvs;
98 unsigned int buck3_voltage[8];
99 bool buck3_gpiodvs;
100 unsigned int buck4_voltage[8];
101 bool buck4_gpiodvs;
102
103 int buck_set1;
104 int buck_set2;
105 int buck_set3;
106 int buck2_enable;
107 int buck3_enable;
108 int buck4_enable;
109 int buck_default_idx;
110 int buck2_default_idx;
111 int buck3_default_idx;
112 int buck4_default_idx;
113
114 int buck_ramp_delay;
115
116 int buck2_ramp_delay;
117 int buck34_ramp_delay;
118 int buck5_ramp_delay;
119 int buck16_ramp_delay;
120 int buck7810_ramp_delay;
121 int buck9_ramp_delay;
122 int buck24_ramp_delay;
123 int buck3_ramp_delay;
124 int buck7_ramp_delay;
125 int buck8910_ramp_delay;
126
127 bool buck1_ramp_enable;
128 bool buck2_ramp_enable;
129 bool buck3_ramp_enable;
130 bool buck4_ramp_enable;
131 bool buck6_ramp_enable;
132
133 int buck2_init;
134 int buck3_init;
135 int buck4_init;
136 /* Whether or not manually set PWRHOLD to low during shutdown. */
137 bool manual_poweroff;
138 /* Disable the WRSTBI (buck voltage warm reset) when probing? */
139 bool disable_wrstbi;
140};
141
142/**
143 * sec_regulator_data - regulator data
144 * @id: regulator id
145 * @initdata: regulator init data (contraints, supplies, ...)
146 */
147struct sec_regulator_data {
148 int id;
149 struct regulator_init_data *initdata;
150 struct device_node *reg_node;
151 int ext_control_gpio;
152};
153
154/*
155 * sec_opmode_data - regulator operation mode data
156 * @id: regulator id
157 * @mode: regulator operation mode
158 */
159struct sec_opmode_data {
160 int id;
161 unsigned int mode;
162};
163
164/*
165 * samsung regulator operation mode
166 * SEC_OPMODE_OFF Regulator always OFF
167 * SEC_OPMODE_ON Regulator always ON
168 * SEC_OPMODE_LOWPOWER Regulator is on in low-power mode
169 * SEC_OPMODE_SUSPEND Regulator is changed by PWREN pin
170 * If PWREN is high, regulator is on
171 * If PWREN is low, regulator is off
172 */
173
174enum sec_opmode {
175 SEC_OPMODE_OFF,
176 SEC_OPMODE_ON,
177 SEC_OPMODE_LOWPOWER,
178 SEC_OPMODE_SUSPEND,
179};
180
181#endif /* __LINUX_MFD_SEC_CORE_H */