diff options
Diffstat (limited to 'drivers/power/gta01_battery.c')
| -rw-r--r-- | drivers/power/gta01_battery.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/power/gta01_battery.c b/drivers/power/gta01_battery.c index 3c7c49777b0..2078b071b06 100644 --- a/drivers/power/gta01_battery.c +++ b/drivers/power/gta01_battery.c @@ -24,8 +24,13 @@ static enum power_supply_property gta01_bat_props[] = { POWER_SUPPLY_PROP_VOLTAGE_NOW, POWER_SUPPLY_PROP_CURRENT_NOW, POWER_SUPPLY_PROP_CAPACITY, + POWER_SUPPLY_PROP_CHARGE_FULL, + POWER_SUPPLY_PROP_CHARGE_NOW, }; +/* Capacity of typical BL-5C dumb battery */ +#define GTA01_BAT_CHARGE_FULL 850000 + static int gta01_bat_voltscale(int volt) { /* This table is suggested by SpeedEvil based on analysis of @@ -83,6 +88,14 @@ static int gta01_bat_get_property(struct power_supply *psy, case POWER_SUPPLY_PROP_PRESENT: val->intval = 1; /* You must never run GTA01 without battery. */ break; + case POWER_SUPPLY_PROP_CHARGE_NOW: + if (bat->pdata->get_voltage) { + int perc = gta01_bat_voltscale( + bat->pdata->get_voltage()/1000); + val->intval = perc * GTA01_BAT_CHARGE_FULL / 100; + } else + val->intval = 0; + break; case POWER_SUPPLY_PROP_CAPACITY: if (bat->pdata->get_voltage) val->intval = gta01_bat_voltscale( @@ -90,6 +103,9 @@ static int gta01_bat_get_property(struct power_supply *psy, else val->intval = 0; break; + case POWER_SUPPLY_PROP_CHARGE_FULL: + val->intval = GTA01_BAT_CHARGE_FULL; + break; default: return -EINVAL; |