/*
   * (C) Copyright 2014
   * Texas Instruments, <www.ti.com>
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  #ifndef __POWER_TPS65218_H__
  #define __POWER_TPS65218_H__

  #include <linux/bitops.h>

  /* I2C chip address */
  #define TPS65218_CHIP_PM			0x24
  
  /* Registers */
  enum {
  	TPS65218_CHIPID				= 0x00,
  	TPS65218_INT1,
  	TPS65218_INT2,
  	TPS65218_INT_MASK1,
  	TPS65218_INT_MASK2,
  	TPS65218_STATUS,
  	TPS65218_CONTROL,
  	TPS65218_FLAG,
  	TPS65218_PASSWORD			= 0x10,
  	TPS65218_ENABLE1,
  	TPS65218_ENABLE2,
  	TPS65218_CONFIG1,
  	TPS65218_CONFIG2,
  	TPS65218_CONFIG3,
  	TPS65218_DCDC1,
  	TPS65218_DCDC2,
  	TPS65218_DCDC3,
  	TPS65218_DCDC4,
  	TPS65218_SLEW,
  	TPS65218_LDO1,
  	TPS65218_SEQ1				= 0x20,
  	TPS65218_SEQ2,
  	TPS65218_SEQ3,
  	TPS65218_SEQ4,
  	TPS65218_SEQ5,
  	TPS65218_SEQ6,
  	TPS65218_SEQ7,
  	TPS65218_PMIC_NUM_OF_REGS,
  };
  
  #define TPS65218_PROT_LEVEL_NONE		0x00
  #define TPS65218_PROT_LEVEL_1			0x01
  #define TPS65218_PROT_LEVEL_2			0x02
  
  #define TPS65218_PASSWORD_LOCK_FOR_WRITE	0x00
  #define TPS65218_PASSWORD_UNLOCK		0x7D
  
  #define TPS65218_DCDC_GO			0x80
  
  #define TPS65218_MASK_ALL_BITS			0xFF

  #define TPS65218_DCDC_VSEL_MASK			0x3F

  #define TPS65218_DCDC_VOLT_SEL_0950MV		0x0a

  #define TPS65218_DCDC_VOLT_SEL_1100MV		0x19

  #define TPS65218_DCDC_VOLT_SEL_1200MV		0x23
  #define TPS65218_DCDC_VOLT_SEL_1260MV		0x29

  #define TPS65218_DCDC_VOLT_SEL_1330MV		0x30

  #define TPS65218_DCDC3_VOLT_SEL_1350MV		0x12

  #define TPS65218_CC_STAT	(BIT(0) | BIT(1))
  #define TPS65218_STATE		(BIT(2) | BIT(3))
  #define TPS65218_PB_STATE	BIT(4)
  #define TPS65218_AC_STATE	BIT(5)
  #define TPS65218_EE		BIT(6)
  #define TPS65218_FSEAL		BIT(7)
  
  int tps65218_reg_read(uchar dest_reg, uchar *dest_val);

  int tps65218_reg_write(uchar prot_level, uchar dest_reg, uchar dest_val,
  		       uchar mask);
  int tps65218_voltage_update(uchar dc_cntrl_reg, uchar volt_sel);

  int tps65218_toggle_fseal(void);
  int tps65218_lock_fseal(void);

  int power_tps65218_init(unsigned char bus);

  #endif	/* __POWER_TPS65218_H__ */