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

   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
  25struct da9055_pdata;
  26
  27struct 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 */
  38static 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
  49static 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
  55static 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
  61static 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
  67static 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 */
  75int da9055_device_init(struct da9055 *da9055);
  76void da9055_device_exit(struct da9055 *da9055);
  77
  78extern const struct regmap_config da9055_regmap_config;
  79
  80#endif /* __DA9055_CORE_H */
  81