xref: /openbmc/linux/drivers/regulator/internal.h (revision 74ce1896)
1 /*
2  * internal.h  --  Voltage/Current Regulator framework internal code
3  *
4  * Copyright 2007, 2008 Wolfson Microelectronics PLC.
5  * Copyright 2008 SlimLogic Ltd.
6  *
7  * Author: Liam Girdwood <lrg@slimlogic.co.uk>
8  *
9  *  This program is free software; you can redistribute  it and/or modify it
10  *  under  the terms of  the GNU General  Public License as published by the
11  *  Free Software Foundation;  either version 2 of the  License, or (at your
12  *  option) any later version.
13  *
14  */
15 
16 #ifndef __REGULATOR_INTERNAL_H
17 #define __REGULATOR_INTERNAL_H
18 
19 /*
20  * struct regulator
21  *
22  * One for each consumer device.
23  */
24 struct regulator {
25 	struct device *dev;
26 	struct list_head list;
27 	unsigned int always_on:1;
28 	unsigned int bypass:1;
29 	int uA_load;
30 	int min_uV;
31 	int max_uV;
32 	const char *supply_name;
33 	struct device_attribute dev_attr;
34 	struct regulator_dev *rdev;
35 	struct dentry *debugfs;
36 };
37 
38 #ifdef CONFIG_OF
39 struct regulator_init_data *regulator_of_get_init_data(struct device *dev,
40 			         const struct regulator_desc *desc,
41 				 struct regulator_config *config,
42 				 struct device_node **node);
43 #else
44 static inline struct regulator_init_data *
45 regulator_of_get_init_data(struct device *dev,
46 			   const struct regulator_desc *desc,
47 			   struct regulator_config *config,
48 			   struct device_node **node)
49 {
50 	return NULL;
51 }
52 #endif
53 
54 enum regulator_get_type {
55 	NORMAL_GET,
56 	EXCLUSIVE_GET,
57 	OPTIONAL_GET,
58 	MAX_GET_TYPE
59 };
60 
61 struct regulator *_regulator_get(struct device *dev, const char *id,
62 				 enum regulator_get_type get_type);
63 
64 #endif
65