Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
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/* Ramp delay in uV/us */
34#define RAMP_DELAY_12_MVUS 12000
35
36/* Macros to represent steps for LDO/BUCK */
37#define STEP_50_MV 50000
38#define STEP_25_MV 25000
39#define STEP_12_5_MV 12500
40#define STEP_6_25_MV 6250
41
42enum sec_device_type {
43 S5M8751X,
44 S5M8763X,
45 S5M8767X,
46 S2MPA01,
47 S2MPS11X,
48 S2MPS13X,
49 S2MPS14X,
50 S2MPS15X,
51 S2MPU02,
52};
53
54/**
55 * struct sec_pmic_dev - s2m/s5m master device for sub-drivers
56 * @dev: Master device of the chip
57 * @pdata: Platform data populated with data from DTS
58 * or board files
59 * @regmap_pmic: Regmap associated with PMIC's I2C address
60 * @i2c: I2C client of the main driver
61 * @device_type: Type of device, matches enum sec_device_type
62 * @irq_base: Base IRQ number for device, required for IRQs
63 * @irq: Generic IRQ number for device
64 * @irq_data: Runtime data structure for IRQ controller
65 * @wakeup: Whether or not this is a wakeup device
66 */
67struct sec_pmic_dev {
68 struct device *dev;
69 struct sec_platform_data *pdata;
70 struct regmap *regmap_pmic;
71 struct i2c_client *i2c;
72
73 unsigned long device_type;
74 int irq_base;
75 int irq;
76 struct regmap_irq_chip_data *irq_data;
77
78 bool wakeup;
79};
80
81int sec_irq_init(struct sec_pmic_dev *sec_pmic);
82void sec_irq_exit(struct sec_pmic_dev *sec_pmic);
83int sec_irq_resume(struct sec_pmic_dev *sec_pmic);
84
85struct sec_platform_data {
86 struct sec_regulator_data *regulators;
87 struct sec_opmode_data *opmode;
88 int device_type;
89 int num_regulators;
90
91 int irq_base;
92 int (*cfg_pmic_irq)(void);
93
94 bool wakeup;
95 bool buck_voltage_lock;
96
97 int buck_gpios[3];
98 int buck_ds[3];
99 unsigned int buck2_voltage[8];
100 bool buck2_gpiodvs;
101 unsigned int buck3_voltage[8];
102 bool buck3_gpiodvs;
103 unsigned int buck4_voltage[8];
104 bool buck4_gpiodvs;
105
106 int buck_set1;
107 int buck_set2;
108 int buck_set3;
109 int buck2_enable;
110 int buck3_enable;
111 int buck4_enable;
112 int buck_default_idx;
113 int buck2_default_idx;
114 int buck3_default_idx;
115 int buck4_default_idx;
116
117 int buck_ramp_delay;
118
119 int buck2_ramp_delay;
120 int buck34_ramp_delay;
121 int buck5_ramp_delay;
122 int buck16_ramp_delay;
123 int buck7810_ramp_delay;
124 int buck9_ramp_delay;
125 int buck24_ramp_delay;
126 int buck3_ramp_delay;
127 int buck7_ramp_delay;
128 int buck8910_ramp_delay;
129
130 bool buck1_ramp_enable;
131 bool buck2_ramp_enable;
132 bool buck3_ramp_enable;
133 bool buck4_ramp_enable;
134 bool buck6_ramp_enable;
135
136 int buck2_init;
137 int buck3_init;
138 int buck4_init;
139 /* Whether or not manually set PWRHOLD to low during shutdown. */
140 bool manual_poweroff;
141 /* Disable the WRSTBI (buck voltage warm reset) when probing? */
142 bool disable_wrstbi;
143};
144
145/**
146 * sec_regulator_data - regulator data
147 * @id: regulator id
148 * @initdata: regulator init data (contraints, supplies, ...)
149 */
150struct sec_regulator_data {
151 int id;
152 struct regulator_init_data *initdata;
153 struct device_node *reg_node;
154 int ext_control_gpio;
155};
156
157/*
158 * sec_opmode_data - regulator operation mode data
159 * @id: regulator id
160 * @mode: regulator operation mode
161 */
162struct sec_opmode_data {
163 int id;
164 unsigned int mode;
165};
166
167/*
168 * samsung regulator operation mode
169 * SEC_OPMODE_OFF Regulator always OFF
170 * SEC_OPMODE_ON Regulator always ON
171 * SEC_OPMODE_LOWPOWER Regulator is on in low-power mode
172 * SEC_OPMODE_SUSPEND Regulator is changed by PWREN pin
173 * If PWREN is high, regulator is on
174 * If PWREN is low, regulator is off
175 */
176
177enum sec_opmode {
178 SEC_OPMODE_OFF,
179 SEC_OPMODE_ON,
180 SEC_OPMODE_LOWPOWER,
181 SEC_OPMODE_SUSPEND,
182};
183
184#endif /* __LINUX_MFD_SEC_CORE_H */