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kernel/linux-rt-4.4.41/include/linux/mfd/da9150/core.h 2.26 KB
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  /*
   * 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 */