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/* Copyright 2012 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
* TI bq24715 battery charger driver.
*/
#ifndef __CROS_EC_BQ24715_H
#define __CROS_EC_BQ24715_H
/* NOTES:
* If battery is not present keep charge current register (0x14) at 0.
* Max charge voltage (0x15) needs to be programmed before 0x14.
*/
/* Chip specific registers */
#define BQ24715_CHARGE_OPTION 0x12
#define BQ24715_CHARGE_CURRENT 0x14
#define BQ24715_MAX_CHARGE_VOLTAGE 0x15
#define BQ24715_MIN_SYSTEM_VOLTAGE 0x3e
#define BQ24715_INPUT_CURRENT 0x3f
#define BQ24715_MANUFACTURER_ID 0xfe
#define BQ24715_DEVICE_ID 0xff
/* ChargeOption Register - 0x12 */
#define OPT_LOWPOWER_MASK BIT(15)
#define OPT_LOWPOWER_DSCHRG_I_MON_ON (0 << 15)
#define OPT_LOWPOWER_DSCHRG_I_MON_OFF BIT(15)
#define OPT_WATCHDOG_MASK (3 << 13)
#define OPT_WATCHDOG_DISABLE (0 << 13)
#define OPT_WATCHDOG_44SEC BIT(13)
#define OPT_WATCHDOG_88SEC (2 << 13)
#define OPT_WATCHDOG_175SEC (3 << 13)
#define OPT_SYSOVP_MASK BIT(12)
#define OPT_SYSOVP_15P1_3SEC_10P1_2SEC (0 << 12)
#define OPT_SYSOVP_17P0_3SEC_11P3_2SEC BIT(12)
#define OPT_SYSOVP_STATUS_MASK BIT(11)
#define OPT_SYSOVP_STATUS BIT(11)
#define OPT_AUDIO_FREQ_LIMIT_MASK BIT(10)
#define OPT_AUDIO_FREQ_NO_LIMIT (0 << 10)
#define OPT_AUDIO_FREQ_40KHZ_LIMIT BIT(10)
#define OPT_SWITCH_FREQ_MASK (3 << 8)
#define OPT_SWITCH_FREQ_600KHZ (0 << 8)
#define OPT_SWITCH_FREQ_800KHZ BIT(8)
#define OPT_SWITCH_FREQ_1MHZ (2 << 8)
#define OPT_SWITCH_FREQ_800KHZ_DUP (3 << 8)
#define OPT_ACOC_MASK BIT(7)
#define OPT_ACOC_DISABLED (0 << 7)
#define OPT_ACOC_333PCT_IPDM BIT(7)
#define OPT_LSFET_OCP_MASK BIT(6)
#define OPT_LSFET_OCP_250MV (0 << 6)
#define OPT_LSFET_OCP_350MV BIT(6)
#define OPT_LEARN_MASK BIT(5)
#define OPT_LEARN_DISABLE (0 << 5)
#define OPT_LEARN_ENABLE BIT(5)
#define OPT_IOUT_MASK BIT(4)
#define OPT_IOUT_40X (0 << 4)
#define OPT_IOUT_16X BIT(4)
#define OPT_FIX_IOUT_MASK BIT(3)
#define OPT_FIX_IOUT_IDPM_EN (0 << 3)
#define OPT_FIX_IOUT_ALWAYS BIT(3)
#define OPT_LDO_MODE_MASK BIT(2)
#define OPT_LDO_DISABLE (0 << 2)
#define OPT_LDO_ENABLE BIT(2)
#define OPT_IDPM_MASK BIT(1)
#define OPT_IDPM_DISABLE (0 << 1)
#define OPT_IDPM_ENABLE BIT(1)
#define OPT_CHARGE_INHIBIT_MASK BIT(0)
#define OPT_CHARGE_ENABLE (0 << 0)
#define OPT_CHARGE_DISABLE BIT(0)
/* ChargeCurrent Register - 0x14
* The ChargeCurrent register controls a DAC. Therefore
* the below definitions are cummulative. */
#define CHARGE_I_64MA BIT(6)
#define CHARGE_I_128MA BIT(7)
#define CHARGE_I_256MA BIT(8)
#define CHARGE_I_512MA BIT(9)
#define CHARGE_I_1024MA BIT(10)
#define CHARGE_I_2048MA BIT(11)
#define CHARGE_I_4096MA BIT(12)
#define CHARGE_I_OFF (0)
#define CHARGE_I_MIN (128)
#define CHARGE_I_MAX (8128)
#define CHARGE_I_STEP (64)
/* MaxChargeVoltage Register - 0x15
* The MaxChargeVoltage register controls a DAC. Therefore
* the below definitions are cummulative. */
#define CHARGE_V_16MV BIT(4)
#define CHARGE_V_32MV BIT(5)
#define CHARGE_V_64MV BIT(6)
#define CHARGE_V_128MV BIT(7)
#define CHARGE_V_256MV BIT(8)
#define CHARGE_V_512MV BIT(9)
#define CHARGE_V_1024MV BIT(10)
#define CHARGE_V_2048MV BIT(11)
#define CHARGE_V_4096MV BIT(12)
#define CHARGE_V_8192MV BIT(13)
#define CHARGE_V_MIN (4096)
#define CHARGE_V_MAX (0x3ff0)
#define CHARGE_V_STEP (16)
/* MinSystemVoltage Register - 0x3e
* The MinSystemVoltage register controls a DAC. Therefore
* the below definitions are cummulative. */
#define MIN_SYS_V_256MV BIT(8)
#define MIN_SYS_V_512MV BIT(9)
#define MIN_SYS_V_1024MV BIT(10)
#define MIN_SYS_V_2048MV BIT(11)
#define MIN_SYS_V_4096MV BIT(12)
#define MIN_SYS_V_8192MV BIT(13)
#define MIN_SYS_V_MIN (4096)
/* InputCurrent Register - 0x3f
* The InputCurrent register controls a DAC. Therefore
* the below definitions are cummulative. */
#define INPUT_I_64MA BIT(6)
#define INPUT_I_128MA BIT(7)
#define INPUT_I_256MA BIT(8)
#define INPUT_I_512MA BIT(9)
#define INPUT_I_1024MA BIT(10)
#define INPUT_I_2048MA BIT(11)
#define INPUT_I_4096MA BIT(12)
#define INPUT_I_MIN (128)
#define INPUT_I_MAX (8064)
#define INPUT_I_STEP (64)
extern const struct charger_drv bq24715_drv;
#endif /* __CROS_EC_BQ24715_H */
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