| Duy Truong | e833aca | 2013-02-12 13:35:08 -0800 | [diff] [blame] | 1 | /* Copyright (c) 2011, The Linux Foundation. All rights reserved. |
| Bryan Huntsman | 3f2bc4d | 2011-08-16 17:27:22 -0700 | [diff] [blame] | 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License version 2 and |
| 5 | * only version 2 as published by the Free Software Foundation. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | */ |
| 12 | |
| 13 | #ifndef __PMIC8058_CHARGER_H__ |
| 14 | #define __PMIC8058_CHARGER_H__ |
| Abhijeet Dharmapurikar | f734c67 | 2011-08-11 10:20:27 -0700 | [diff] [blame] | 15 | /** |
| 16 | * enum pmic8058_chg_state - pmic8058 charging states |
| 17 | * @PMIC8058_CHG_STATE_NONE: Initial off state |
| 18 | * @PMIC8058_CHG_STATE_PWR_CHG: Device powered from charger |
| 19 | * @PMIC8058_CHG_STATE_ATC: Device is Auto Tricke Charged (ATC) |
| 20 | * @PMIC8058_CHG_STATE_PWR_BAT: Device powered from Battery |
| 21 | * @PMIC8058_CHG_STATE_ATC_FAIL: ATC failed |
| 22 | * @PMIC8058_CHG_STATE_AUX_EN: Transient state |
| 23 | * @PMIC8058_CHG_STATE_PON_AFTER_ATC: Power on from battery and chg with limit |
| 24 | * of 90mA |
| 25 | * @PMIC8058_CHG_STATE_FAST_CHG: pmic is fast charging the battery |
| 26 | * @PMIC8058_CHG_STATE_TRKL_CHG: pmic is trck charging the battery |
| 27 | * @PMIC8058_CHG_STATE_CHG_FAIL: charging failed |
| 28 | * @PMIC8058_CHG_STATE_EOC: end of charging reached |
| 29 | * @PMIC8058_CHG_STATE_INRUSH_LIMIT: Brings up Vdd with 90mA max drawn from |
| 30 | * VBUS |
| 31 | * @PMIC8058_CHG_STATE_USB_SUSPENDED: USB supended, no current drawn from VBUS |
| 32 | * @PMIC8058_CHG_STATE_PAUSE_ATC: ATC paused |
| 33 | * @PMIC8058_CHG_STATE_PAUSE_FAST_CHG: FAST charging paused |
| 34 | * @PMIC8058_CHG_STATE_PAUSE_TRKL_CHG: TRLK charging paused |
| 35 | * |
| 36 | * The paused states happen when a unfavourable condition for charging is |
| 37 | * detected. The most common one being the battery gets too hot ot gets |
| 38 | * too cold for charging. |
| 39 | */ |
| 40 | enum pmic8058_chg_state { |
| 41 | PMIC8058_CHG_STATE_NONE, |
| 42 | PMIC8058_CHG_STATE_PWR_CHG, |
| 43 | PMIC8058_CHG_STATE_ATC, |
| 44 | PMIC8058_CHG_STATE_PWR_BAT, |
| 45 | PMIC8058_CHG_STATE_ATC_FAIL, |
| 46 | PMIC8058_CHG_STATE_AUX_EN, |
| 47 | PMIC8058_CHG_STATE_PON_AFTER_ATC, |
| 48 | PMIC8058_CHG_STATE_FAST_CHG, |
| 49 | PMIC8058_CHG_STATE_TRKL_CHG, |
| 50 | PMIC8058_CHG_STATE_CHG_FAIL, |
| 51 | PMIC8058_CHG_STATE_EOC, |
| 52 | PMIC8058_CHG_STATE_INRUSH_LIMIT, |
| 53 | PMIC8058_CHG_STATE_USB_SUSPENDED, |
| 54 | PMIC8058_CHG_STATE_PAUSE_ATC, |
| 55 | PMIC8058_CHG_STATE_PAUSE_FAST_CHG, |
| 56 | PMIC8058_CHG_STATE_PAUSE_TRKL_CHG |
| 57 | }; |
| Bryan Huntsman | 3f2bc4d | 2011-08-16 17:27:22 -0700 | [diff] [blame] | 58 | |
| 59 | #if defined(CONFIG_BATTERY_MSM8X60) || defined(CONFIG_BATTERY_MSM8X60_MODULE) |
| 60 | int pmic8058_get_charge_batt(void); |
| 61 | int pmic8058_set_charge_batt(int); |
| Abhijeet Dharmapurikar | f734c67 | 2011-08-11 10:20:27 -0700 | [diff] [blame] | 62 | /** |
| 63 | * pmic8058_get_fsm_state - |
| 64 | * |
| 65 | * CONTEXT: may sleep - should not be called from non-atomic context |
| 66 | * |
| 67 | * RETURNS: The pmic internal state, or error otherwise |
| 68 | */ |
| 69 | enum pmic8058_chg_state pmic8058_get_fsm_state(void); |
| Bryan Huntsman | 3f2bc4d | 2011-08-16 17:27:22 -0700 | [diff] [blame] | 70 | #else |
| 71 | int pmic8058_get_charge_batt(void) |
| 72 | { |
| 73 | return -ENXIO; |
| 74 | } |
| 75 | int pmic8058_set_charge_batt(int) |
| 76 | { |
| 77 | return -ENXIO; |
| 78 | } |
| Abhijeet Dharmapurikar | f734c67 | 2011-08-11 10:20:27 -0700 | [diff] [blame] | 79 | enum pmic8058_chg_state pmic8058_get_fsm_state(void) |
| 80 | { |
| 81 | return -ENXIO; |
| 82 | } |
| Bryan Huntsman | 3f2bc4d | 2011-08-16 17:27:22 -0700 | [diff] [blame] | 83 | #endif |
| 84 | #endif /* __PMIC8058_CHARGER_H__ */ |