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/*
* 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_ */
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