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/* 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 * @ono: Power onoff IRQ number for s5m87xx
62 * @wakeup: Whether or not this is a wakeup device
63 * @wtsr_smpl: Whether or not to enable in RTC driver the Watchdog
64 * Timer Software Reset (registers set to default value
65 * after PWRHOLD falling) and Sudden Momentary Power Loss
66 * (PMIC will enter power on sequence after short drop in
67 * VBATT voltage).
68 */
69struct sec_pmic_dev {
70 struct device *dev;
71 struct sec_platform_data *pdata;
72 struct regmap *regmap_pmic;
73 struct i2c_client *i2c;
74
75 unsigned long device_type;
76 int irq_base;
77 int irq;
78 struct regmap_irq_chip_data *irq_data;
79
80 int ono;
81 bool wakeup;
82 bool wtsr_smpl;
83};
84
85int sec_irq_init(struct sec_pmic_dev *sec_pmic);
86void sec_irq_exit(struct sec_pmic_dev *sec_pmic);
87int sec_irq_resume(struct sec_pmic_dev *sec_pmic);
88
89struct sec_platform_data {
90 struct sec_regulator_data *regulators;
91 struct sec_opmode_data *opmode;
92 int device_type;
93 int num_regulators;
94
95 int irq_base;
96 int (*cfg_pmic_irq)(void);
97
98 int ono;
99 bool wakeup;
100 bool buck_voltage_lock;
101
102 int buck_gpios[3];
103 int buck_ds[3];
104 unsigned int buck2_voltage[8];
105 bool buck2_gpiodvs;
106 unsigned int buck3_voltage[8];
107 bool buck3_gpiodvs;
108 unsigned int buck4_voltage[8];
109 bool buck4_gpiodvs;
110
111 int buck_set1;
112 int buck_set2;
113 int buck_set3;
114 int buck2_enable;
115 int buck3_enable;
116 int buck4_enable;
117 int buck_default_idx;
118 int buck2_default_idx;
119 int buck3_default_idx;
120 int buck4_default_idx;
121
122 int buck_ramp_delay;
123
124 int buck2_ramp_delay;
125 int buck34_ramp_delay;
126 int buck5_ramp_delay;
127 int buck16_ramp_delay;
128 int buck7810_ramp_delay;
129 int buck9_ramp_delay;
130 int buck24_ramp_delay;
131 int buck3_ramp_delay;
132 int buck7_ramp_delay;
133 int buck8910_ramp_delay;
134
135 bool buck1_ramp_enable;
136 bool buck2_ramp_enable;
137 bool buck3_ramp_enable;
138 bool buck4_ramp_enable;
139 bool buck6_ramp_enable;
140
141 int buck2_init;
142 int buck3_init;
143 int buck4_init;
144};
145
146/**
147 * sec_regulator_data - regulator data
148 * @id: regulator id
149 * @initdata: regulator init data (contraints, supplies, ...)
150 */
151struct sec_regulator_data {
152 int id;
153 struct regulator_init_data *initdata;
154 struct device_node *reg_node;
155 int ext_control_gpio;
156};
157
158/*
159 * sec_opmode_data - regulator operation mode data
160 * @id: regulator id
161 * @mode: regulator operation mode
162 */
163struct sec_opmode_data {
164 int id;
165 unsigned int mode;
166};
167
168/*
169 * samsung regulator operation mode
170 * SEC_OPMODE_OFF Regulator always OFF
171 * SEC_OPMODE_ON Regulator always ON
172 * SEC_OPMODE_LOWPOWER Regulator is on in low-power mode
173 * SEC_OPMODE_SUSPEND Regulator is changed by PWREN pin
174 * If PWREN is high, regulator is on
175 * If PWREN is low, regulator is off
176 */
177
178enum sec_opmode {
179 SEC_OPMODE_OFF,
180 SEC_OPMODE_ON,
181 SEC_OPMODE_LOWPOWER,
182 SEC_OPMODE_SUSPEND,
183};
184
185#endif /* __LINUX_MFD_SEC_CORE_H */