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
17enum sec_device_type {
18 S5M8751X,
19 S5M8763X,
20 S5M8767X,
21 S2MPA01,
22 S2MPS11X,
23 S2MPS14X,
24};
25
26/**
27 * struct sec_pmic_dev - s5m87xx master device for sub-drivers
28 * @dev: master device of the chip (can be used to access platform data)
29 * @pdata: pointer to private data used to pass platform data to child
30 * @i2c: i2c client private data for regulator
31 * @rtc: i2c client private data for rtc
32 * @iolock: mutex for serializing io access
33 * @irqlock: mutex for buslock
34 * @irq_base: base IRQ number for sec-pmic, required for IRQs
35 * @irq: generic IRQ number for s5m87xx
36 * @ono: power onoff IRQ number for s5m87xx
37 * @irq_masks_cur: currently active value
38 * @irq_masks_cache: cached hardware value
39 * @type: indicate which s5m87xx "variant" is used
40 */
41struct sec_pmic_dev {
42 struct device *dev;
43 struct sec_platform_data *pdata;
44 struct regmap *regmap_pmic;
45 struct regmap *regmap_rtc;
46 struct i2c_client *i2c;
47 struct i2c_client *rtc;
48
49 int device_type;
50 int irq_base;
51 int irq;
52 struct regmap_irq_chip_data *irq_data;
53
54 int ono;
55 unsigned long type;
56 bool wakeup;
57 bool wtsr_smpl;
58};
59
60int sec_irq_init(struct sec_pmic_dev *sec_pmic);
61void sec_irq_exit(struct sec_pmic_dev *sec_pmic);
62int sec_irq_resume(struct sec_pmic_dev *sec_pmic);
63
64struct sec_platform_data {
65 struct sec_regulator_data *regulators;
66 struct sec_opmode_data *opmode;
67 int device_type;
68 int num_regulators;
69
70 int irq_base;
71 int (*cfg_pmic_irq)(void);
72
73 int ono;
74 bool wakeup;
75 bool buck_voltage_lock;
76
77 int buck_gpios[3];
78 int buck_ds[3];
79 unsigned int buck2_voltage[8];
80 bool buck2_gpiodvs;
81 unsigned int buck3_voltage[8];
82 bool buck3_gpiodvs;
83 unsigned int buck4_voltage[8];
84 bool buck4_gpiodvs;
85
86 int buck_set1;
87 int buck_set2;
88 int buck_set3;
89 int buck2_enable;
90 int buck3_enable;
91 int buck4_enable;
92 int buck_default_idx;
93 int buck2_default_idx;
94 int buck3_default_idx;
95 int buck4_default_idx;
96
97 int buck_ramp_delay;
98
99 int buck2_ramp_delay;
100 int buck34_ramp_delay;
101 int buck5_ramp_delay;
102 int buck16_ramp_delay;
103 int buck7810_ramp_delay;
104 int buck9_ramp_delay;
105 int buck24_ramp_delay;
106 int buck3_ramp_delay;
107 int buck7_ramp_delay;
108 int buck8910_ramp_delay;
109
110 bool buck1_ramp_enable;
111 bool buck2_ramp_enable;
112 bool buck3_ramp_enable;
113 bool buck4_ramp_enable;
114 bool buck6_ramp_enable;
115
116 int buck2_init;
117 int buck3_init;
118 int buck4_init;
119};
120
121/**
122 * sec_regulator_data - regulator data
123 * @id: regulator id
124 * @initdata: regulator init data (contraints, supplies, ...)
125 */
126struct sec_regulator_data {
127 int id;
128 struct regulator_init_data *initdata;
129 struct device_node *reg_node;
130 int ext_control_gpio;
131};
132
133/*
134 * sec_opmode_data - regulator operation mode data
135 * @id: regulator id
136 * @mode: regulator operation mode
137 */
138struct sec_opmode_data {
139 int id;
140 unsigned int mode;
141};
142
143/*
144 * samsung regulator operation mode
145 * SEC_OPMODE_OFF Regulator always OFF
146 * SEC_OPMODE_ON Regulator always ON
147 * SEC_OPMODE_LOWPOWER Regulator is on in low-power mode
148 * SEC_OPMODE_SUSPEND Regulator is changed by PWREN pin
149 * If PWREN is high, regulator is on
150 * If PWREN is low, regulator is off
151 */
152
153enum sec_opmode {
154 SEC_OPMODE_OFF,
155 SEC_OPMODE_ON,
156 SEC_OPMODE_LOWPOWER,
157 SEC_OPMODE_SUSPEND,
158};
159
160#endif /* __LINUX_MFD_SEC_CORE_H */