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power: supply: core: Add resistance power supply property

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Some battery drivers provide the ability to export internal resistance
as a parameter. Add internal_resistance power supply property for that
purpose.

Signed-off-by: Fenglin Wu <fenglin.wu@oss.qualcomm.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Fenglin Wu
2025-09-17 18:15:14 +08:00
committed by Sebastian Reichel
parent 1bafaa156e
commit d69ae81efb
3 changed files with 18 additions and 0 deletions
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1
drivers/power/supply/power_supply_sysfs.c
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@@ -223,6 +223,7 @@ static struct power_supply_attr power_supply_attrs[] __ro_after_init = {
POWER_SUPPLY_ATTR(MANUFACTURE_YEAR),
POWER_SUPPLY_ATTR(MANUFACTURE_MONTH),
POWER_SUPPLY_ATTR(MANUFACTURE_DAY),
POWER_SUPPLY_ATTR(INTERNAL_RESISTANCE),
/* Properties of type `const char *' */
POWER_SUPPLY_ATTR(MODEL_NAME),
POWER_SUPPLY_ATTR(MANUFACTURER),