kernel-ark/include/linux/mfd/da9150/core.h
Adam Thomson 1ac710e08a mfd: da9150: Add support for Fuel-Gauge
Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2015-10-13 11:27:54 +01:00

86 lines
2.3 KiB
C

/*
* DA9150 MFD Driver - Core Data
*
* Copyright (c) 2014 Dialog Semiconductor
*
* Author: Adam Thomson <Adam.Thomson.Opensource@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.
*/
#ifndef __DA9150_CORE_H
#define __DA9150_CORE_H
#include <linux/device.h>
#include <linux/i2c.h>
#include <linux/interrupt.h>
#include <linux/regmap.h>
/* I2C address paging */
#define DA9150_REG_PAGE_SHIFT 8
#define DA9150_REG_PAGE_MASK 0xFF
/* IRQs */
#define DA9150_NUM_IRQ_REGS 4
#define DA9150_IRQ_VBUS 0
#define DA9150_IRQ_CHG 1
#define DA9150_IRQ_TCLASS 2
#define DA9150_IRQ_TJUNC 3
#define DA9150_IRQ_VFAULT 4
#define DA9150_IRQ_CONF 5
#define DA9150_IRQ_DAT 6
#define DA9150_IRQ_DTYPE 7
#define DA9150_IRQ_ID 8
#define DA9150_IRQ_ADP 9
#define DA9150_IRQ_SESS_END 10
#define DA9150_IRQ_SESS_VLD 11
#define DA9150_IRQ_FG 12
#define DA9150_IRQ_GP 13
#define DA9150_IRQ_TBAT 14
#define DA9150_IRQ_GPIOA 15
#define DA9150_IRQ_GPIOB 16
#define DA9150_IRQ_GPIOC 17
#define DA9150_IRQ_GPIOD 18
#define DA9150_IRQ_GPADC 19
#define DA9150_IRQ_WKUP 20
/* I2C sub-device address */
#define DA9150_QIF_I2C_ADDR_LSB 0x5
struct da9150_fg_pdata {
u32 update_interval; /* msecs */
u8 warn_soc_lvl; /* % value */
u8 crit_soc_lvl; /* % value */
};
struct da9150_pdata {
int irq_base;
struct da9150_fg_pdata *fg_pdata;
};
struct da9150 {
struct device *dev;
struct regmap *regmap;
struct i2c_client *core_qif;
struct regmap_irq_chip_data *regmap_irq_data;
int irq;
int irq_base;
};
/* Device I/O - Query Interface for FG and standard register access */
void da9150_read_qif(struct da9150 *da9150, u8 addr, int count, u8 *buf);
void da9150_write_qif(struct da9150 *da9150, u8 addr, int count, const u8 *buf);
u8 da9150_reg_read(struct da9150 *da9150, u16 reg);
void da9150_reg_write(struct da9150 *da9150, u16 reg, u8 val);
void da9150_set_bits(struct da9150 *da9150, u16 reg, u8 mask, u8 val);
void da9150_bulk_read(struct da9150 *da9150, u16 reg, int count, u8 *buf);
void da9150_bulk_write(struct da9150 *da9150, u16 reg, int count, const u8 *buf);
#endif /* __DA9150_CORE_H */