85 lines
2.9 KiB
C
85 lines
2.9 KiB
C
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/* Copyright (c) 2011, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __PMIC8058_CHARGER_H__
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#define __PMIC8058_CHARGER_H__
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/**
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* enum pmic8058_chg_state - pmic8058 charging states
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* @PMIC8058_CHG_STATE_NONE: Initial off state
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* @PMIC8058_CHG_STATE_PWR_CHG: Device powered from charger
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* @PMIC8058_CHG_STATE_ATC: Device is Auto Tricke Charged (ATC)
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* @PMIC8058_CHG_STATE_PWR_BAT: Device powered from Battery
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* @PMIC8058_CHG_STATE_ATC_FAIL: ATC failed
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* @PMIC8058_CHG_STATE_AUX_EN: Transient state
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* @PMIC8058_CHG_STATE_PON_AFTER_ATC: Power on from battery and chg with limit
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* of 90mA
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* @PMIC8058_CHG_STATE_FAST_CHG: pmic is fast charging the battery
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* @PMIC8058_CHG_STATE_TRKL_CHG: pmic is trck charging the battery
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* @PMIC8058_CHG_STATE_CHG_FAIL: charging failed
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* @PMIC8058_CHG_STATE_EOC: end of charging reached
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* @PMIC8058_CHG_STATE_INRUSH_LIMIT: Brings up Vdd with 90mA max drawn from
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* VBUS
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* @PMIC8058_CHG_STATE_USB_SUSPENDED: USB supended, no current drawn from VBUS
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* @PMIC8058_CHG_STATE_PAUSE_ATC: ATC paused
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* @PMIC8058_CHG_STATE_PAUSE_FAST_CHG: FAST charging paused
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* @PMIC8058_CHG_STATE_PAUSE_TRKL_CHG: TRLK charging paused
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*
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* The paused states happen when a unfavourable condition for charging is
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* detected. The most common one being the battery gets too hot ot gets
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* too cold for charging.
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*/
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enum pmic8058_chg_state {
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PMIC8058_CHG_STATE_NONE,
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PMIC8058_CHG_STATE_PWR_CHG,
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PMIC8058_CHG_STATE_ATC,
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PMIC8058_CHG_STATE_PWR_BAT,
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PMIC8058_CHG_STATE_ATC_FAIL,
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PMIC8058_CHG_STATE_AUX_EN,
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PMIC8058_CHG_STATE_PON_AFTER_ATC,
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PMIC8058_CHG_STATE_FAST_CHG,
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PMIC8058_CHG_STATE_TRKL_CHG,
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PMIC8058_CHG_STATE_CHG_FAIL,
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PMIC8058_CHG_STATE_EOC,
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PMIC8058_CHG_STATE_INRUSH_LIMIT,
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PMIC8058_CHG_STATE_USB_SUSPENDED,
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PMIC8058_CHG_STATE_PAUSE_ATC,
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PMIC8058_CHG_STATE_PAUSE_FAST_CHG,
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PMIC8058_CHG_STATE_PAUSE_TRKL_CHG
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};
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#if defined(CONFIG_BATTERY_MSM8X60) || defined(CONFIG_BATTERY_MSM8X60_MODULE)
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int pmic8058_get_charge_batt(void);
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int pmic8058_set_charge_batt(int);
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/**
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* pmic8058_get_fsm_state -
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*
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* CONTEXT: may sleep - should not be called from non-atomic context
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*
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* RETURNS: The pmic internal state, or error otherwise
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*/
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enum pmic8058_chg_state pmic8058_get_fsm_state(void);
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#else
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int pmic8058_get_charge_batt(void)
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{
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return -ENXIO;
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}
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int pmic8058_set_charge_batt(int)
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{
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return -ENXIO;
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}
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enum pmic8058_chg_state pmic8058_get_fsm_state(void)
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{
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return -ENXIO;
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}
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#endif
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#endif /* __PMIC8058_CHARGER_H__ */
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