int lm3530_set_brightness_control(struct lm3530_private_data* pdata, int val)
{
if ((val < 0) || (val > 255))
return -EINVAL;
/* */
#if defined(CONFIG_LG_FW_MAX17043_FUEL_GAUGE_I2C) || defined(CONFIG_LG_FW_MAX17048_FUEL_GAUGE_I2C)
if (get_bat_present() == 0 &&
get_charging_ic_status() == POWER_SUPPLY_TYPE_FACTORY)
return -1;
#endif
return lm3530_write_byte(pdata, LM3530_REG_BRT, val);
}
static int twl4030_ac_bci_battery_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
max8922_status chr_ic_status = CHARGING_IC_DEACTIVE;
chr_ic_status = get_charging_ic_status();
TYPE_MUIC_MODE muic_mode = MUIC_NONE;
switch (psp) {
case POWER_SUPPLY_PROP_ONLINE:
/* LGE_CHANGE_S [[email protected]] 2010-03-19 */
#if defined(CONFIG_HUB_MUIC)
muic_mode = get_muic_mode();
if ( muic_mode == MUIC_LG_TA || muic_mode == MUIC_NA_TA || muic_mode == MUIC_HCHH || muic_mode == MUIC_INVALID_CHG )
val->intval = 1;
else
val->intval = 0;
break;
// [email protected] 20120502 MUIC re-work start
#elif defined(CONFIG_MUIC)
muic_mode = muic_get_mode();
if ( muic_mode == MUIC_LG_TA || muic_mode == MUIC_NA_TA || muic_mode == MUIC_TA_1A || muic_mode == MUIC_INVALID_CHG && chr_ic_status != CHARGING_IC_DEACTIVE)
val->intval = 1;
else
val->intval = 0;
break;
// [email protected] 20120502 MUIC re-work end
#endif
/* LGE_CHANGE_E [[email protected]] 2010-03-19 */
default:
return -EINVAL;
}
return 0;
}
static int twl4030_bci_battery_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
struct twl4030_bci_device_info *di;
#if defined(CONFIG_HUB_MUIC)
#else
int status = 0;
#endif
max8922_status chr_ic_status = CHARGING_IC_DEACTIVE;
chr_ic_status = get_charging_ic_status();
TYPE_MUIC_MODE muic_mode = MUIC_NONE;
di = to_twl4030_bci_device_info(psy);
/*
switch (psp) {
case POWER_SUPPLY_PROP_STATUS:
val->intval = di->charge_status;
return 0;
default:
break;
}
*/
switch (psp) {
case POWER_SUPPLY_PROP_STATUS:
val->intval = di->charge_status;
#if 0 //ntyeongon.moon 2011-03-16 full-charge status comes from soc level [START]
if(di->voltage_uV > 4190) { // QM Requested for Dummy Battery Test (LGP970)
val->intval = POWER_SUPPLY_STATUS_FULL;
}
#endif //ntyeongon.moon 2011-03-16 full-charge status comes from soc level [END]
break;
case POWER_SUPPLY_PROP_VOLTAGE_NOW:
val->intval = di->voltage_uV;
break;
case POWER_SUPPLY_PROP_CURRENT_NOW:
val->intval = di->current_uA;
break;
case POWER_SUPPLY_PROP_TEMP:
if(di->battery_present == 0) // No Battery or Dummy Battery
val->intval = 200;
// S[, 20120725, [email protected], Enable charging by fake mode.
else if (di->temp_control == UNLIMITED_TEMP_VAL)
{
if (di->temp_C > UNLIMITED_TEMP_HIGH)
val->intval = UNLIMITED_TEMP_HIGH;
else if (di->temp_C < UNLIMITED_TEMP_LOW)
val->intval = UNLIMITED_TEMP_LOW;
else
val->intval = di->temp_C;
}
// E], 20120725, [email protected], Enable charging by fake mode.
else
val->intval = di->temp_C;
break;
case POWER_SUPPLY_PROP_ONLINE:
#if defined(CONFIG_HUB_MUIC) || defined(CONFIG_MUIC)
val->intval = di->charge_rsoc;
//2011-03-23 [email protected] get muic INT_STAT VBUS [START_LGE]
if(!is_muic_mvbus_on()) val->intval = 0;
//2011-03-23 [email protected] get muic INT_STAT VBUSVBUS [END_LGE]
break;
#else
status = twl4030bci_status();
if ((status & AC_STATEC) == AC_STATEC)
val->intval = POWER_SUPPLY_TYPE_MAINS;
else if (usb_charger_flag)
val->intval = POWER_SUPPLY_TYPE_USB;
else
val->intval = 0;
break;
#endif // CONFIG_HUB_MUIC
case POWER_SUPPLY_PROP_PRESENT:
val->intval = di->battery_present;
#if defined(CONFIG_HUB_MUIC)
muic_mode = get_muic_mode();
if(muic_mode == MUIC_CP_USB || // JIG
muic_mode == MUIC_CP_UART ||
muic_mode == MUIC_AP_UART) {
val->intval = 1;
} else if(muic_mode == MUIC_NONE) { // Dummy Battery
val->intval = 1;
}
// [email protected] 20120502 MUIC re-work start
#elif defined(CONFIG_MUIC)
muic_mode = muic_get_mode();
if(muic_mode == MUIC_CP_USB || // JIG
muic_mode == MUIC_CP_UART ||
muic_mode == MUIC_AP_UART &&
chr_ic_status != CHARGING_IC_DEACTIVE) {
val->intval = 1;
} else if(muic_mode == MUIC_NONE) { // Dummy Battery
val->intval = 1;
}
#else
#error
// [email protected] 20120502 MUIC re-work end
#endif
break;
case POWER_SUPPLY_PROP_CAPACITY:
#if defined(CONFIG_HUB_MUIC)
muic_mode = get_muic_mode();
#elif defined(CONFIG_MUIC)
muic_mode = muic_get_mode();
#endif
val->intval = di->battery_capacity;
printk("[BATTER] cap:%d , muic:%d \n",val->intval, muic_mode);
// for Lockscreen sync with status bar
#if 0 //ntyeongon.moon 2011-03-16 full-charge status comes from soc level [START]
if(di->charge_rsoc == POWER_SUPPLY_TYPE_MAINS ||
di->charge_rsoc == POWER_SUPPLY_TYPE_USB) { // When Charging Mode
if(di->charge_status == POWER_SUPPLY_STATUS_FULL) {
val->intval = 100;
} else if(di->battery_present == 1 && // Battery Present and not Full
val->intval == 100) { // but battery level is 100%
val->intval = 99; // view as 99% for lockscreen
} else if(di->voltage_uV > 4190) { // QM Requested for Dummy Battery Test (LGP970)
val->intval = 100;
}
}
#endif //ntyeongon.moon 2011-03-16 full-charge status comes from soc level [END]
break;
/* FIXME : It depends on H/W specific */
case POWER_SUPPLY_PROP_HEALTH:
if(!di->battery_present)
val->intval = POWER_SUPPLY_HEALTH_UNKNOWN;
else if(di->voltage_uV > 5000) // Over voltage
val->intval = POWER_SUPPLY_HEALTH_OVERVOLTAGE;
else if(di->temp_C < TEMP_CRITICAL_LOWER) // Cold
val->intval = POWER_SUPPLY_HEALTH_COLD;
else if(di->temp_C > TEMP_CRITICAL_UPPER) // Hot
val->intval = POWER_SUPPLY_HEALTH_OVERHEAT;
else
val->intval = POWER_SUPPLY_HEALTH_GOOD;
break;
case POWER_SUPPLY_PROP_TECHNOLOGY:
val->intval = POWER_SUPPLY_TECHNOLOGY_LION; // Fixed value : Li-ion
break;
// S[, 20120725, [email protected], Enable charging by fake mode.
case POWER_SUPPLY_PROP_TEMP_CONTROL:
//#ifdef CONFIG_MACH_LGE_CX2 // <-- not defined.
// lge_dynamic_nvdata_read(LGE_NVDATA_DYNAMIC_CHARGING_TEMP_OFFSET, &temp_val, 1);
//
// val->intval = (int)temp_val;
//#else
val->intval = (int)di->temp_control;
//#endif
break;
// E], 20120725, [email protected], Enable charging by fake mode.
default:
return -EINVAL;
}
return 0;
}
static int set_battery_charging(struct twl4030_bci_device_info *di)
{
int trickle_chg_max, trickle_chg_min, trickle_chg_timer_start;
max8922_status chr_ic_status = get_charging_ic_status();
if(di->battery_present == 0 || // No Battery State
di->charge_rsoc == POWER_SUPPLY_TYPE_BATTERY) { // No Charging Source
start_monitor = 0;
set_end_of_charge(0);
set_charging_timer(0);
return 0;
}
/*
* Recharging algorithm
* - High Temperature : up to 4.0V
* - Normal : up to 4.2V
*/
// Set maximum charging voltage
if((di->temp_C < TEMP_CRITICAL_LOWER ||
di->temp_C > TEMP_CRITICAL_UPPER) && // Critical Temperature! Must stop charging
di->temp_control != UNLIMITED_TEMP_VAL){ // 20120725, [email protected], Enable charging by fake mode.
start_monitor = 0;
set_end_of_charge(0);
set_charging_timer(0);
if (di->battery_present == 1)
charging_ic_deactive();
return 0;
} else if(di->temp_C < TEMP_LIMIT_LOWER ||
di->temp_C > TEMP_LIMIT_UPPER) { // Charging Limit
trickle_chg_max = 4000;
trickle_chg_timer_start = 3950;
trickle_chg_min = 3900;
} else { // Normal Charging
trickle_chg_max = 4220; // to unintentional charging stop
trickle_chg_timer_start = 4197;
trickle_chg_min = 4140;
if((di->previous_temp_C < TEMP_LIMIT_LOWER ||
di->previous_temp_C > TEMP_LIMIT_UPPER) &&
di->temp_control != UNLIMITED_TEMP_VAL) { // 20120725, [email protected], Enable charging by fake mode.
start_monitor = 0;
set_end_of_charge(0);
set_charging_timer(0);
}
}
// Deactive charger for protect overcharge & monitoring
if(chr_ic_status != CHARGING_IC_DEACTIVE) {
if(/*di->voltage_uV >= trickle_chg_max ||*/ charging_timeout() || end_of_charge) {
// Battery Full Charged Once. Entering Trickle Charging Mode
if(!charging_timeout()) // Do not stop charging when timeout occured
charging_ic_deactive(); // It's not actually charged full.
set_charging_timer(0);
set_end_of_charge(0);
if(start_monitor == 0) {
printk(KERN_DEBUG "[Battery] Trickle Charging Start!\n");
start_monitor = 1;
}
} else if(di->voltage_uV >= trickle_chg_timer_start) {
set_charging_timer(1);
}
} else if(di->voltage_uV < trickle_chg_min) { // active charger for recharging
switch(di->charge_rsoc) {
case POWER_SUPPLY_TYPE_MAINS:
charging_ic_set_ta_mode();
break;
case POWER_SUPPLY_TYPE_USB:
charging_ic_set_usb_mode();
break;
case POWER_SUPPLY_TYPE_UPS:
charging_ic_set_factory_mode();
break;
default:
break;
}
}
return 0;
}