static int mc13892_battery_read_status(struct mc13892_dev_info *di)
{
int retval;
#ifdef CONFIG_MACH_MX51_ERDOS
/* set voltage */
retval = pmic_get_batt_voltage(&(di->voltage_raw), 0);
if (retval == 0) {
di->voltage_uV = di->voltage_raw * 1000; /* mV -> uV */
}
#else
int coulomb;
retval = pmic_get_batt_voltage(&(di->voltage_raw));
if (retval == 0)
di->voltage_uV = di->voltage_raw * BAT_VOLTAGE_UNIT_UV;
retval = pmic_get_batt_current(&(di->current_raw));
if (retval == 0) {
if (di->current_raw & 0x200)
di->current_uA =
(0x1FF - (di->current_raw & 0x1FF)) *
BAT_CURRENT_UNIT_UA * (-1);
else
di->current_uA =
(di->current_raw & 0x1FF) * BAT_CURRENT_UNIT_UA;
}
retval = pmic_get_charger_coulomb(&coulomb);
if (retval == 0)
di->accum_current_uAh = COULOMB_TO_UAH(coulomb);
#endif /* CONFIG_MACH_MX51_ERDOS */
return retval;
}
static int mc13892_battery_read_status(struct mc13892_dev_info *di)
{
int retval;
int coulomb;
retval = pmic_get_batt_voltage(&(di->voltage_raw));
if (retval == 0)
di->voltage_uV = di->voltage_raw * PMIC_BAT_VOLTAGE_UNIT_UV;
retval = pmic_get_batt_current(&(di->current_raw));
if (retval == 0) {
if (di->current_raw & 0x200)
di->current_uA =
(0x1FF - (di->current_raw & 0x1FF)) *
PMIC_BAT_CURRENT_UNIT_UA * (-1);
else
di->current_uA =
(di->current_raw & 0x1FF) * PMIC_BAT_CURRENT_UNIT_UA;
}
retval = pmic_get_charger_coulomb(&coulomb);
if (retval == 0)
di->accum_current_uAh = COULOMB_TO_UAH(coulomb);
else
di->accum_current_uAh = -1;
return retval;
}
int get_battery_mV(void)
{
unsigned short value=0;
pmic_get_batt_voltage(&value);
return (value*PMIC_BAT_VOLTAGE_UNIT_UV/PMIC_CHG_VOLTAGE_CORT);
}
static int mc13892_charger_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
struct mc13892_dev_info *di =
container_of((psy), struct mc13892_dev_info, charger);
switch (psp) {
case POWER_SUPPLY_PROP_ONLINE:
val->intval = di->charger_online;
return 0;
#ifdef CONFIG_MACH_MX51_ERDOS
case POWER_SUPPLY_PROP_STATUS:
if ( di->charger_online == 0 ) { /* AC off */
val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
} else { /* AC on */
int stat = gpio_charge_status();
switch (stat) {
case 0x1: /* STAT2: charged */
val->intval = POWER_SUPPLY_STATUS_FULL;
break;
case 0x2: /* STAT1: now charging */
val->intval = POWER_SUPPLY_STATUS_CHARGING;
break;
default:
val->intval = POWER_SUPPLY_STATUS_NOT_CHARGING;
break;
}
}
return 0;
case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN:
val->intval = BQ24105_BATTERY_VOLTAGE_MAX;
return 0;
case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN:
val->intval = BQ24105_BATTERY_VOLTAGE_MIN;
return 0;
case POWER_SUPPLY_PROP_VOLTAGE_NOW:
{
unsigned short voltage = 0;
pmic_get_batt_voltage (&voltage, 0);
val->intval = voltage; /* mV */
return 0;
}
break;
case POWER_SUPPLY_PROP_CAPACITY:
{
/*
* BATT life temp
*/
unsigned short voltage = 0;
int raw = batt_cap [0].raw;
struct _batt_cap *tbl = &(batt_cap [0]);
int i, mx;
pmic_get_batt_voltage (&voltage, &raw);
mx = sizeof(batt_cap) / sizeof(struct _batt_cap);
for ( i = 0 ; i < mx ; i++ , tbl++ ) {
if (tbl->raw <= raw) {
val->intval = tbl->cap;
break;
}
}
return 0;
}
break;
#endif /* CONFIG_MACH_MX51_ERDOS */
default:
break;
}
return -EINVAL;
}
