diff options
Diffstat (limited to 'drivers/power/sprd_battery.h')
| -rw-r--r-- | drivers/power/sprd_battery.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/drivers/power/sprd_battery.h b/drivers/power/sprd_battery.h new file mode 100644 index 00000000..388f0180 --- /dev/null +++ b/drivers/power/sprd_battery.h @@ -0,0 +1,140 @@ +/* + * Copyright (C) 2012 Spreadtrum Communications Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _SPRD_BATTERY_H_ +#define _SPRD_BATTERY_H_ + +#include <linux/types.h> +#include <linux/hrtimer.h> +#include <linux/wakelock.h> +#include <linux/power_supply.h> +#include <linux/sprd_battery_common.h> + + +#if defined(CONFIG_SPRD_2713_POWER) || defined(CONFIG_SPRD_EXT_IC_POWER) +#include "sprd_2713_charge.h" +#include "sprd_2713_fgu.h" +#endif + +#define SPRDBAT_AUXADC_CAL_NO 0 +#define SPRDBAT_AUXADC_CAL_NV 1 +#define SPRDBAT_AUXADC_CAL_CHIP 2 + +#define SPRDBAT_CHG_END_NONE_BIT 0 +#define SPRDBAT_CHG_END_FULL_BIT (1 << 0) +#define SPRDBAT_CHG_END_OTP_OVERHEAT_BIT (1 << 1) +#define SPRDBAT_CHG_END_OTP_COLD_BIT (1 << 2) +#define SPRDBAT_CHG_END_TIMEOUT_BIT (1 << 3) +#define SPRDBAT_CHG_END_OVP_BIT (1 << 4) +#define SPRDBAT_CHG_END_UNSPEC (1 << 8) + + +#define SPRDBAT_AVERAGE_COUNT 8 +#define SPRDBAT_PLUG_WAKELOCK_TIME_SEC 3 + +#define SPRDBAT_AUXADC_CAL_TYPE_NO 0 +#define SPRDBAT_AUXADC_CAL_TYPE_NV 1 +#define SPRDBAT_AUXADC_CAL_TYPE_EFUSE 2 + +//#define SPRDFGU_TEMP_COMP_SOC + +enum sprd_adapter_type { + ADP_TYPE_UNKNOW = 0, //unknow adapter type + ADP_TYPE_CDP = 1, //Charging Downstream Port,USB&standard charger + ADP_TYPE_DCP = 2, //Dedicated Charging Port, standard charger + ADP_TYPE_SDP = 4, //Standard Downstream Port,USB and nonstandard charge +}; + +struct sprdbat_info { + uint32_t module_state; + uint32_t bat_health; + uint32_t chging_current; + int bat_current; + int bat_current_avg; + uint32_t chg_current_type; + uint32_t adp_type; + uint32_t usb_online; + uint32_t ac_online; + uint32_t vchg_vol; + uint32_t cccv_point; + unsigned long chg_start_time; + uint32_t chg_stop_flags; + uint32_t vbat_vol; + uint32_t vbat_ocv; + int cur_temp; + uint32_t capacity; + uint32_t soc; + uint32_t chg_this_timeout; +}; + +struct sprdbat_drivier_data { + struct sprd_battery_platform_data *pdata; + struct sprdbat_info bat_info; + struct mutex lock; + struct device *dev; + struct power_supply battery; + struct power_supply ac; + struct power_supply usb; + uint32_t gpio_charger_detect; + uint32_t gpio_chg_cv_state; + uint32_t gpio_vchg_ovi; + uint32_t gpio_vbat_detect; + uint32_t irq_charger_detect; + uint32_t irq_chg_cv_state; + uint32_t irq_vchg_ovi; + uint32_t irq_vbat_detect; + struct wake_lock charger_plug_out_lock; + struct workqueue_struct *monitor_wqueue; + struct delayed_work cv_irq_work; + struct delayed_work battery_work; + struct delayed_work battery_sleep_work; + struct work_struct ovi_irq_work; + struct work_struct vbat_detect_irq_work; + struct delayed_work *charge_work; + int (*start_charge) (void); + int (*stop_charge) (void); +#ifdef CONFIG_LEDS_TRIGGERS + struct led_classdev charging_led; +#endif + +}; + +struct sprdbat_auxadc_cal { + uint16_t p0_vol; //4.2V + uint16_t p0_adc; + uint16_t p1_vol; //3.6V + uint16_t p1_adc; + uint16_t cal_type; +}; + +#define sprdbat_read_vbat_vol sprdfgu_read_vbat_vol +#define sprdbat_read_temp sprdchg_read_temp +#define sprdbat_adp_plug_nodify sprdfgu_adp_status_set +#define sprdbat_read_temp_adc sprdchg_read_temp_adc + +int sprdbat_interpolate(int x, int n, struct sprdbat_table_data *tab); + +#ifdef SPRDBAT_TWO_CHARGE_CHANNEL +#define SPRDBAT_CHG_EVENT_EXT_OVI 1 +#define SPRDBAT_CHG_EVENT_EXT_OVI_RESTART 2 +void sprdchg_start_charge_ext(void); +void sprdchg_stop_charge_ext(void); +int sprdchg_is_chg_done_ext(void); +int sprdchg_charge_init_ext(struct platform_device *pdev); +void sprdchg_chg_monitor_cb_ext(void *data); +void sprdchg_open_ovi_fun_ext(void); +void sprdchg_close_ovi_fun_ext(void); +void sprdbat_charge_event_ext(uint32_t event); +#endif + +#endif /* _CHG_DRVAPI_H_ */ |