root/include/linux/mfd/da9055/core.h

INCLUDED FROM

DEFINITIONS

1. da9055_reg_read
2. da9055_reg_write
3. da9055_group_read
4. da9055_group_write
5. da9055_reg_update

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * da9055 declarations for DA9055 PMICs.
   4  *
   5  * Copyright(c) 2012 Dialog Semiconductor Ltd.
   6  *
   7  * Author: David Dajun Chen <dchen@diasemi.com>
   8  */
   9 
  10 #ifndef __DA9055_CORE_H
  11 #define __DA9055_CORE_H
  12 
  13 #include <linux/interrupt.h>
  14 #include <linux/regmap.h>
  15 
  16 /*
  17  * PMIC IRQ
  18  */
  19 #define DA9055_IRQ_ALARM        0x01
  20 #define DA9055_IRQ_TICK         0x02
  21 #define DA9055_IRQ_NONKEY       0x00
  22 #define DA9055_IRQ_REGULATOR    0x0B
  23 #define DA9055_IRQ_HWMON        0x03
  24 
  25 struct da9055_pdata;
  26 
  27 struct da9055 {
  28         struct regmap *regmap;
  29         struct regmap_irq_chip_data *irq_data;
  30         struct device *dev;
  31         struct i2c_client *i2c_client;
  32 
  33         int irq_base;
  34         int chip_irq;
  35 };
  36 
  37 /* Device I/O */
  38 static inline int da9055_reg_read(struct da9055 *da9055, unsigned char reg)
  39 {
  40         int val, ret;
  41 
  42         ret = regmap_read(da9055->regmap, reg, &val);
  43         if (ret < 0)
  44                 return ret;
  45 
  46         return val;
  47 }
  48 
  49 static inline int da9055_reg_write(struct da9055 *da9055, unsigned char reg,
  50                                     unsigned char val)
  51 {
  52         return regmap_write(da9055->regmap, reg, val);
  53 }
  54 
  55 static inline int da9055_group_read(struct da9055 *da9055, unsigned char reg,
  56                                      unsigned reg_cnt, unsigned char *val)
  57 {
  58         return regmap_bulk_read(da9055->regmap, reg, val, reg_cnt);
  59 }
  60 
  61 static inline int da9055_group_write(struct da9055 *da9055, unsigned char reg,
  62                                       unsigned reg_cnt, unsigned char *val)
  63 {
  64         return regmap_raw_write(da9055->regmap, reg, val, reg_cnt);
  65 }
  66 
  67 static inline int da9055_reg_update(struct da9055 *da9055, unsigned char reg,
  68                                      unsigned char bit_mask,
  69                                      unsigned char reg_val)
  70 {
  71         return regmap_update_bits(da9055->regmap, reg, bit_mask, reg_val);
  72 }
  73 
  74 /* Generic Device API */
  75 int da9055_device_init(struct da9055 *da9055);
  76 void da9055_device_exit(struct da9055 *da9055);
  77 
  78 extern const struct regmap_config da9055_regmap_config;
  79 
  80 #endif /* __DA9055_CORE_H */