linux-stable/include/linux/mfd/da9055/core.h
Krzysztof Kozlowski 7ce7b26f84 mfd: Constify regmap and irq configuration data
Constify in various drivers configuration data which is not modified:
 - regmap_irq_chip,
 - individual regmap_irq's in array,
 - regmap_config,
 - irq_domain_ops,

Signed-off-by: Krzysztof Kozlowski <k.kozlowski.k@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-06-22 12:25:01 +01:00

94 lines
2.4 KiB
C

/*
* da9055 declarations for DA9055 PMICs.
*
* Copyright(c) 2012 Dialog Semiconductor Ltd.
*
* Author: David Dajun Chen <dchen@diasemi.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#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 */