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/* Copyright 2015 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
* TI bq25890/bq25892/bq25895 battery charger driver.
*/
#ifndef __CROS_EC_CHARGER_BQ2589X_H
#define __CROS_EC_CHARGER_BQ2589X_H
/* Registers */
#define BQ2589X_REG_INPUT_CURR 0x00
#define BQ2589X_REG_VINDPM 0x01
#define BQ2589X_REG_CFG1 0x02
#define BQ2589X_REG_CFG2 0x03
#define BQ2589X_REG_CHG_CURR 0x04
#define BQ2589X_REG_PRE_CHG_CURR 0x05
#define BQ2589X_REG_CHG_VOLT 0x06
#define BQ2589X_REG_TIMER 0x07
#define BQ2589X_REG_IR_COMP 0x08
#define BQ2589X_REG_FORCE 0x09
#define BQ2589X_REG_BOOST_MODE 0x0A
#define BQ2589X_REG_STATUS 0x0B /* Read-only */
#define BQ2589X_REG_FAULT 0x0C /* Read-only */
#define BQ2589X_REG_VINDPM_THRESH 0x0D
#define BQ2589X_REG_ADC_BATT_VOLT 0x0E /* Read-only */
#define BQ2589X_REG_ADC_SYS_VOLT 0x0F /* Read-only */
#define BQ2589X_REG_ADC_TS 0x10 /* Read-only */
#define BQ2589X_REG_ADC_VBUS_VOLT 0x11 /* Read-only */
#define BQ2589X_REG_ADC_CHG_CURR 0x12 /* Read-only */
#define BQ2589X_REG_ADC_INPUT_CURR 0x13 /* Read-only */
#define BQ2589X_REG_ID 0x14
/* REG00 : input current register bit definitions */
#define BQ2589X_INPUT_CURR_EN_ILIM (1<<6)
/* REG02 : first configuration register bit definitions */
#define BQ2589X_CFG1_CONV_START (1<<7)
#define BQ2589X_CFG1_AUTO_DPDM_EN (1<<0)
/* REG03 : second configuration register bit definitions */
#define BQ2589X_CFG2_CHG_CONFIG (1<<4)
#define BQ2589X_CFG2_OTG_CONFIG (1<<5)
#define BQ2589X_CFG2_WD_RST (1<<6)
/* 5V VBUS Boost settings */
#define BQ2589X_BOOSTV_MV(mv) (((((mv) - 4550)/64) & 0xF) << 4)
#define BQ2589X_BOOSTV_DEFAULT BQ2589X_BOOSTV_MV(4998)
#define BQ2589X_BOOST_LIM_500MA 0x00
#define BQ2589X_BOOST_LIM_750MA 0x01
#define BQ2589X_BOOST_LIM_1200MA 0x02
#define BQ2589X_BOOST_LIM_1400MA 0x03
#define BQ2589X_BOOST_LIM_1650MA 0x04
#define BQ2589X_BOOST_LIM_1875MA 0x05
#define BQ2589X_BOOST_LIM_2150MA 0x06
#define BQ2589X_BOOST_LIM_2450MA 0x07
#define BQ2589X_BOOST_LIM_DEFAULT BQ2589X_BOOST_LIM_1400MA
#define BQ2589X_BOOST_DEFAULT (BQ2589X_BOOST_LIM_DEFAULT |\
BQ2589X_BOOSTV_DEFAULT)
#define BQ2589X_DEVICE_ID_MASK 0x38
#define BQ25890_DEVICE_ID 0x18
#define BQ25892_DEVICE_ID 0x00
#define BQ25895_DEVICE_ID 0x38
/* Variant-specific configuration */
#if defined(CONFIG_CHARGER_BQ25890)
#define BQ2589X_DEVICE_ID BQ25890_DEVICE_ID
#define BQ2589X_ADDR (0x6A << 1)
#elif defined(CONFIG_CHARGER_BQ25895)
#define BQ2589X_DEVICE_ID BQ25895_DEVICE_ID
#define BQ2589X_ADDR (0x6A << 1)
#elif defined(CONFIG_CHARGER_BQ25892)
#define BQ2589X_DEVICE_ID BQ25892_DEVICE_ID
#define BQ2589X_ADDR (0x6B << 1)
#else
#error BQ2589X unknown variant
#endif
#endif /* __CROS_EC_CHARGER_BQ2589X_H */
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