drivers/regulator/internal.h

   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