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| author | LI Qingwu <Qing-wu.Li@leica-geosystems.com.cn> | 2021-03-19 11:02:36 +0000 |
|---|---|---|
| committer | Sebastian Reichel <sre@kernel.org> | 2021-03-21 21:29:26 +0100 |
| commit | 4eed7f5a8334a179f40b2c78c1ead572b9dd04a0 (patch) | |
| tree | c90ba00c4b5b06b86932bae492ac3b3008d3880e /include/linux/power | |
| parent | 83ee0681993dfe68868683bdc02042ec025ac38f (diff) | |
| download | lwn-4eed7f5a8334a179f40b2c78c1ead572b9dd04a0.tar.gz lwn-4eed7f5a8334a179f40b2c78c1ead572b9dd04a0.zip | |
power: supply: bq27xxx: Add support for BQ78Z100
Add support for TI BQ78Z100, I2C interface gas gauge.
It provides a fully integrated safety protection
and authentication for 1 to 2-series cell Li-Ion and
Li-Polymer battery packs.
The patch was tested with BQ78Z100 equipment.
CASE I: Discharging:
POWER_SUPPLY_NAME=bq78z100-0
POWER_SUPPLY_STATUS=Discharging
POWER_SUPPLY_PRESENT=1
POWER_SUPPLY_VOLTAGE_NOW=3386000
POWER_SUPPLY_CURRENT_NOW=-5000
POWER_SUPPLY_CAPACITY=27
POWER_SUPPLY_CAPACITY_LEVEL=Normal
POWER_SUPPLY_TEMP=269
POWER_SUPPLY_TIME_TO_EMPTY_NOW=1249920
POWER_SUPPLY_TECHNOLOGY=Li-ion
POWER_SUPPLY_CHARGE_FULL=6494000
POWER_SUPPLY_CHARGE_NOW=1736000
POWER_SUPPLY_CHARGE_FULL_DESIGN=6000000
POWER_SUPPLY_CYCLE_COUNT=1
POWER_SUPPLY_POWER_AVG=-20000
POWER_SUPPLY_HEALTH=Good
POWER_SUPPLY_MANUFACTURER=Texas Instruments
CASE II : No discharging current:
POWER_SUPPLY_NAME=bq78z100-0
POWER_SUPPLY_STATUS=Not charging
POWER_SUPPLY_PRESENT=1
POWER_SUPPLY_VOLTAGE_NOW=3386000
POWER_SUPPLY_CURRENT_NOW=0
POWER_SUPPLY_CAPACITY=27
POWER_SUPPLY_CAPACITY_LEVEL=Normal
POWER_SUPPLY_TEMP=270
POWER_SUPPLY_TECHNOLOGY=Li-ion
POWER_SUPPLY_CHARGE_FULL=6494000
POWER_SUPPLY_CHARGE_NOW=1734000
POWER_SUPPLY_CHARGE_FULL_DESIGN=6000000
POWER_SUPPLY_CYCLE_COUNT=1
POWER_SUPPLY_POWER_AVG=0
POWER_SUPPLY_HEALTH=Good
POWER_SUPPLY_MANUFACTURER=Texas Instruments
Signed-off-by: LI Qingwu <Qing-wu.Li@leica-geosystems.com.cn>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Diffstat (limited to 'include/linux/power')
| -rw-r--r-- | include/linux/power/bq27xxx_battery.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/power/bq27xxx_battery.h b/include/linux/power/bq27xxx_battery.h index 8d5f4f40fb41..a1aa68141d0b 100644 --- a/include/linux/power/bq27xxx_battery.h +++ b/include/linux/power/bq27xxx_battery.h @@ -33,6 +33,7 @@ enum bq27xxx_chip { BQ27Z561, BQ28Z610, BQ34Z100, + BQ78Z100, }; struct bq27xxx_device_info; |