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path: root/drivers/power/supply/max17042_battery.c
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Diffstat (limited to 'drivers/power/supply/max17042_battery.c')
-rw-r--r--drivers/power/supply/max17042_battery.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/power/supply/max17042_battery.c b/drivers/power/supply/max17042_battery.c
index 254550038455..0e94349b3855 100644
--- a/drivers/power/supply/max17042_battery.c
+++ b/drivers/power/supply/max17042_battery.c
@@ -81,6 +81,7 @@ static enum power_supply_property max17042_battery_props[] = {
POWER_SUPPLY_PROP_TECHNOLOGY,
POWER_SUPPLY_PROP_CYCLE_COUNT,
POWER_SUPPLY_PROP_VOLTAGE_MAX,
+ POWER_SUPPLY_PROP_VOLTAGE_MIN,
POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
POWER_SUPPLY_PROP_VOLTAGE_NOW,
POWER_SUPPLY_PROP_VOLTAGE_AVG,
@@ -257,6 +258,13 @@ static int max17042_get_property(struct power_supply *psy,
val->intval = data >> 8;
val->intval *= 20000; /* Units of LSB = 20mV */
break;
+ case POWER_SUPPLY_PROP_VOLTAGE_MIN:
+ ret = regmap_read(map, MAX17042_MinMaxVolt, &data);
+ if (ret < 0)
+ return ret;
+
+ val->intval = (data & 0xff) * 20000; /* Units of 20mV */
+ break;
case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN:
if (chip->chip_type == MAXIM_DEVICE_TYPE_MAX17042)
ret = regmap_read(map, MAX17042_V_empty, &data);