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Diffstat (limited to 'include/linux/mfd/da9055/core.h')
-rw-r--r-- | include/linux/mfd/da9055/core.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/include/linux/mfd/da9055/core.h b/include/linux/mfd/da9055/core.h new file mode 100644 index 000000000..a96eba52c --- /dev/null +++ b/include/linux/mfd/da9055/core.h @@ -0,0 +1,80 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * da9055 declarations for DA9055 PMICs. + * + * Copyright(c) 2012 Dialog Semiconductor Ltd. + * + * Author: David Dajun Chen <dchen@diasemi.com> + */ + +#ifndef __DA9055_CORE_H +#define __DA9055_CORE_H + +#include <linux/interrupt.h> +#include <linux/regmap.h> + +/* + * PMIC IRQ + */ +#define DA9055_IRQ_ALARM 0x01 +#define DA9055_IRQ_TICK 0x02 +#define DA9055_IRQ_NONKEY 0x00 +#define DA9055_IRQ_REGULATOR 0x0B +#define DA9055_IRQ_HWMON 0x03 + +struct da9055_pdata; + +struct da9055 { + struct regmap *regmap; + struct regmap_irq_chip_data *irq_data; + struct device *dev; + struct i2c_client *i2c_client; + + int irq_base; + int chip_irq; +}; + +/* Device I/O */ +static inline int da9055_reg_read(struct da9055 *da9055, unsigned char reg) +{ + int val, ret; + + ret = regmap_read(da9055->regmap, reg, &val); + if (ret < 0) + return ret; + + return val; +} + +static inline int da9055_reg_write(struct da9055 *da9055, unsigned char reg, + unsigned char val) +{ + return regmap_write(da9055->regmap, reg, val); +} + +static inline int da9055_group_read(struct da9055 *da9055, unsigned char reg, + unsigned reg_cnt, unsigned char *val) +{ + return regmap_bulk_read(da9055->regmap, reg, val, reg_cnt); +} + +static inline int da9055_group_write(struct da9055 *da9055, unsigned char reg, + unsigned reg_cnt, unsigned char *val) +{ + return regmap_raw_write(da9055->regmap, reg, val, reg_cnt); +} + +static inline int da9055_reg_update(struct da9055 *da9055, unsigned char reg, + unsigned char bit_mask, + unsigned char reg_val) +{ + return regmap_update_bits(da9055->regmap, reg, bit_mask, reg_val); +} + +/* Generic Device API */ +int da9055_device_init(struct da9055 *da9055); +void da9055_device_exit(struct da9055 *da9055); + +extern const struct regmap_config da9055_regmap_config; + +#endif /* __DA9055_CORE_H */ |