static void twl6030_bci_battery_external_power_changed(struct power_supply *psy)
{
struct twl6030_bci_device_info *di = to_twl6030_bci_device_info(psy);
cancel_delayed_work(&di->twl6030_bci_monitor_work);
schedule_delayed_work(&di->twl6030_bci_monitor_work, 0);
}
static int twl6030_bci_battery_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
struct twl6030_bci_device_info *di;
int status = 0;
di = to_twl6030_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_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:
val->intval = di->temp_C;
break;
case POWER_SUPPLY_PROP_ONLINE:
status = twl6030bci_status();
if ((status & CONTROLLER_CTRL1_EN_CHARGER)) {
if ((status & CONTROLLER_CTRL1_SEL_CHARGER))
val->intval = POWER_SUPPLY_TYPE_MAINS;
else if(usb_connected)
val->intval = POWER_SUPPLY_TYPE_USB;
else
val->intval = 0;
} else
val->intval = 0;
break;
case POWER_SUPPLY_PROP_CAPACITY:
/* FIXME correct the threshold
* need to get the correct percentage value per the
* battery characteristics. Approx values for now.
*/
if (di->voltage_uV < 3250)
val->intval = 5;
else if (di->voltage_uV > 3250 && di->voltage_uV < 3400)
val->intval = 20;
else if (di->voltage_uV > 3400 && di->voltage_uV < 3700)
val->intval = 50;
else if (di->voltage_uV > 3700 && di->voltage_uV < 3950)
val->intval = 75;
else if (di->voltage_uV > 3950)
val->intval = 90;
break;
default:
return -EINVAL;
}
return 0;
}
static int twl6030_bci_battery_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
struct twl6030_bci_device_info *di;
di = to_twl6030_bci_device_info(psy);
switch (psp) {
case POWER_SUPPLY_PROP_STATUS:
switch (di->state) {
case STATE_USB:
case STATE_AC:
case STATE_FULL: /* TODO ?? */
val->intval = POWER_SUPPLY_STATUS_CHARGING;
break;
default:
val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
}
break;
case POWER_SUPPLY_PROP_VOLTAGE_NOW:
val->intval = twl6030_get_battery_voltage(di) * 1000;
break;
case POWER_SUPPLY_PROP_CURRENT_NOW:
twl6030battery_current(di);
val->intval = di->current_uA;
break;
case POWER_SUPPLY_PROP_CHARGE_COUNTER:
val->intval = di->capacity_uAh;
break;
case POWER_SUPPLY_PROP_TEMP:
val->intval = 275; // simulate a healthy battery temp
break;
case POWER_SUPPLY_PROP_ONLINE:
val->intval = 1;
break;
case POWER_SUPPLY_PROP_CURRENT_AVG:
val->intval = di->current_avg_uA;
break;
case POWER_SUPPLY_PROP_HEALTH:
val->intval = di->bat_health;
break;
case POWER_SUPPLY_PROP_CAPACITY:
val->intval = di->capacity;
break;
default:
return -EINVAL;
}
return 0;
}
