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Diffstat (limited to 'common/charger_bq24725.h')
| -rw-r--r-- | common/charger_bq24725.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/common/charger_bq24725.h b/common/charger_bq24725.h new file mode 100644 index 0000000000..ab0a4324b3 --- /dev/null +++ b/common/charger_bq24725.h @@ -0,0 +1,53 @@ +/* Copyright (c) 2012 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 bq24725 battery charger driver. + */ + +#ifndef __CROS_EC_CHARGER_BQ24725_H +#define __CROS_EC_CHARGER_BQ24725_H + +/* I2C address */ +#define CHARGER_ADDR 0x12 + +/* Chip specific commands */ +#define BQ24725_CHARGE_OPTION 0x12 +#define BQ24725_INPUT_CURRENT 0x3f +#define BQ24725_MANUFACTURE_ID 0xfe +#define BQ24725_DEVICE_ID 0xff + +/* ChargeOption 0x12 */ +#define OPTION_CHARGE_INHIBIT (1 << 0) +#define OPTION_ACOC_THRESHOLD (3 << 1) +#define OPTION_IOUT_SELECTION (1 << 5) +#define OPTION_LEARN_ENABLE (1 << 6) +#define OPTION_IFAULT_HI_THRESHOLD (3 << 7) +#define OPTION_EMI_FREQ_ENABLE (1 << 9) +#define OPTION_EMI_FREQ_ADJ (1 << 10) +#define OPTION_BAT_DEPLETION_THRESHOLD (3 << 11) +#define OPTION_WATCHDOG_TIMER (3 << 13) +#define OPTION_AOC_DELITCH_TIME (1 << 15) +/* OPTION_ACOC_THRESHOLD */ +#define ACOC_THRESHOLD_DISABLE (0 << 1) +#define ACOC_THRESHOLD_133X (1 << 1) +#define ACOC_THRESHOLD_166X_DEFAULT (2 << 1) +#define ACOC_THRESHOLD_222X (3 << 1) +/* OPTION_IFAULT_HI_THRESHOLD */ +#define IFAULT_THRESHOLD_300MV (0 << 7) +#define IFAULT_THRESHOLD_500MV (1 << 7) +#define IFAULT_THRESHOLD_700MV_DEFAULT (2 << 7) +#define IFAULT_THRESHOLD_900MV (3 << 7) +/* OPTION_BAT_DEPLETION_THRESHOLD */ +#define FALLING_THRESHOLD_5919 (0 << 11) +#define FALLING_THRESHOLD_6265 (1 << 11) +#define FALLING_THRESHOLD_6655 (2 << 11) +#define FALLING_THRESHOLD_7097_DEFAULT (3 << 11) +/* OPTION_WATCHDOG_TIMER */ +#define CHARGE_WATCHDOG_DISABLE (0 << 13) +#define CHARGE_WATCHDOG_44SEC (1 << 13) +#define CHARGE_WATCHDOG_88SEC (2 << 13) +#define CHARGE_WATCHDOG_175SEC_DEFAULT (3 << 13) + +#endif /* __CROS_EC_CHARGER_BQ24725_H */ + |