1. 23 Mar, 2021 33 commits
  2. 22 Mar, 2021 5 commits
  3. 21 Mar, 2021 2 commits
    • LI Qingwu's avatar
      power: supply: bq27xxx: Add support for BQ78Z100 · 4eed7f5a
      LI Qingwu authored
      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: default avatarLI Qingwu <Qing-wu.Li@leica-geosystems.com.cn>
      Reviewed-by: default avatarKrzysztof Kozlowski <krzk@kernel.org>
      Signed-off-by: default avatarSebastian Reichel <sebastian.reichel@collabora.com>
      4eed7f5a
    • LI Qingwu's avatar
      dt-bindings: power: bq27xxx: add bq78z100 · 83ee0681
      LI Qingwu authored
      Add bindings for TI BQ78Z100. An 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.
      Signed-off-by: default avatarLI Qingwu <Qing-wu.Li@leica-geosystems.com.cn>
      Acked-by: default avatarRob Herring <robh@kernel.org>
      Signed-off-by: default avatarSebastian Reichel <sebastian.reichel@collabora.com>
      83ee0681