From d6f56321089203a9f740c7dd7eba4de88f98f993 Mon Sep 17 00:00:00 2001 From: Sebastian Reichel Date: Wed, 13 May 2020 20:56:02 +0200 Subject: power: supply: sbs-battery: add POWER_SUPPLY_PROP_CAPACITY_ERROR_MARGIN support Add support for reporting the MaxError register from battery fuel gauges following the smart battery standard. Reviewed-by: Emil Velikov Signed-off-by: Sebastian Reichel --- drivers/power/supply/sbs-battery.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers/power') diff --git a/drivers/power/supply/sbs-battery.c b/drivers/power/supply/sbs-battery.c index a15783802ef8..4356fdf25d4a 100644 --- a/drivers/power/supply/sbs-battery.c +++ b/drivers/power/supply/sbs-battery.c @@ -26,6 +26,7 @@ enum { REG_TEMPERATURE, REG_VOLTAGE, REG_CURRENT, + REG_MAX_ERR, REG_CAPACITY, REG_TIME_TO_EMPTY, REG_TIME_TO_FULL, @@ -85,6 +86,8 @@ static const struct chip_data { SBS_DATA(POWER_SUPPLY_PROP_VOLTAGE_NOW, 0x09, 0, 20000), [REG_CURRENT] = SBS_DATA(POWER_SUPPLY_PROP_CURRENT_NOW, 0x0A, -32768, 32767), + [REG_MAX_ERR] = + SBS_DATA(POWER_SUPPLY_PROP_CAPACITY_ERROR_MARGIN, 0x0c, 0, 100), [REG_CAPACITY] = SBS_DATA(POWER_SUPPLY_PROP_CAPACITY, 0x0D, 0, 100), [REG_REMAINING_CAPACITY] = @@ -132,6 +135,7 @@ static enum power_supply_property sbs_properties[] = { POWER_SUPPLY_PROP_VOLTAGE_NOW, POWER_SUPPLY_PROP_CURRENT_NOW, POWER_SUPPLY_PROP_CAPACITY, + POWER_SUPPLY_PROP_CAPACITY_ERROR_MARGIN, POWER_SUPPLY_PROP_TEMP, POWER_SUPPLY_PROP_TIME_TO_EMPTY_AVG, POWER_SUPPLY_PROP_TIME_TO_FULL_AVG, @@ -676,6 +680,7 @@ static int sbs_get_property(struct power_supply *psy, case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN: case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN: case POWER_SUPPLY_PROP_CAPACITY: + case POWER_SUPPLY_PROP_CAPACITY_ERROR_MARGIN: ret = sbs_get_property_index(client, psp); if (ret < 0) break; -- cgit v1.2.3