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power: supply: max17042_battery: Add support for the CHARGE_FULL_DESIGN property

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The info is there, lets export it as a property.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
This commit is contained in:
Hans de Goede 2017-04-14 20:32:56 +02:00 committed by Sebastian Reichel
parent d7d15fc677
commit 2e015412a3
1 changed files with 10 additions and 0 deletions
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10
drivers/power/supply/max17042_battery.c
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@ -87,6 +87,7 @@ static enum power_supply_property max17042_battery_props[] = {
POWER_SUPPLY_PROP_VOLTAGE_AVG,
POWER_SUPPLY_PROP_VOLTAGE_OCV,
POWER_SUPPLY_PROP_CAPACITY,
POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
POWER_SUPPLY_PROP_CHARGE_FULL,
POWER_SUPPLY_PROP_CHARGE_COUNTER,
POWER_SUPPLY_PROP_TEMP,
@ -305,6 +306,15 @@ static int max17042_get_property(struct power_supply *psy,
val->intval = data >> 8;
break;
case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN:
ret = regmap_read(map, MAX17042_DesignCap, &data);
if (ret < 0)
return ret;
data64 = data * 5000000ll;
do_div(data64, chip->pdata->r_sns);
val->intval = data64;
break;
case POWER_SUPPLY_PROP_CHARGE_FULL:
ret = regmap_read(map, MAX17042_FullCAP, &data);
if (ret < 0)