[Letux-kernel] [PATCH] power: supply: bq27xxx: do not report bogus zero values

[H. Nikolaus Schaller]

AH, sorry I found it in a separate mail.

BR,
Nikolaus

> Am 13.03.2025 um 08:28 schrieb H. Nikolaus Schaller <hns at goldelico.com>:
> 
> Hi Sicelo,
> please can you append the patch to the e-mail as usual?
> 
> Then "git am" can easily be applied or it can be found in patchwork.
> 
> BR and thanks,
> Nikolaus
> 
>> Am 12.03.2025 um 13:28 schrieb Sicelo <absicsz at gmail.com>:
>> 
>> Hi Nikolaus
>> 
>> On Fri, Feb 28, 2025 at 11:01:35AM +0100, H. Nikolaus Schaller wrote:
>>>> 
>>>> Thanks for the review. I will do more thorough testing over the weekend
>>>> and send the patch.
>> 
>> I have made a follow-up patch [0], which produces the following values
>> on the N900:
>> 
>> bq27200 in 'normal' state:
>> 
>>  DEVTYPE=power_supply
>>  OF_NAME=bq27200
>>  OF_FULLNAME=/ocp at 68000000/i2c at 48072000/bq27200 at 55
>>  OF_COMPATIBLE_0=ti,bq27200
>>  OF_COMPATIBLE_N=1
>>  POWER_SUPPLY_NAME=bq27200-0
>>  POWER_SUPPLY_TYPE=Battery
>>  POWER_SUPPLY_STATUS=Discharging
>>  POWER_SUPPLY_HEALTH=Calibration required
>>  POWER_SUPPLY_PRESENT=1
>>  POWER_SUPPLY_TECHNOLOGY=Li-ion
>>  POWER_SUPPLY_CYCLE_COUNT=0
>>  POWER_SUPPLY_VOLTAGE_MAX_DESIGN=4064000
>>  POWER_SUPPLY_VOLTAGE_MIN_DESIGN=3000000
>>  POWER_SUPPLY_VOLTAGE_NOW=3536000
>>  POWER_SUPPLY_CURRENT_NOW=-432327
>>  POWER_SUPPLY_POWER_AVG=1146100
>>  POWER_SUPPLY_CHARGE_FULL_DESIGN=2056320
>>  POWER_SUPPLY_CHARGE_FULL=2050560
>>  POWER_SUPPLY_CHARGE_NOW=366680
>>  POWER_SUPPLY_ENERGY_NOW=1207420
>>  POWER_SUPPLY_CAPACITY=18
>>  POWER_SUPPLY_CAPACITY_LEVEL=Normal
>>  POWER_SUPPLY_TEMP=316
>>  POWER_SUPPLY_TIME_TO_EMPTY_NOW=4140
>>  POWER_SUPPLY_TIME_TO_EMPTY_AVG=3780
>>  POWER_SUPPLY_TYPE=Battery
>>  POWER_SUPPLY_MANUFACTURER=Texas Instruments
>> 
>> bq27200 in 'broken' state:
>> 
>>  DEVTYPE=power_supply
>>  OF_NAME=bq27200
>>  OF_FULLNAME=/ocp at 68000000/i2c at 48072000/bq27200 at 55
>>  OF_COMPATIBLE_0=ti,bq27200
>>  OF_COMPATIBLE_N=1
>>  POWER_SUPPLY_NAME=bq27200-0
>>  POWER_SUPPLY_TYPE=Battery
>>  POWER_SUPPLY_STATUS=Discharging
>>  POWER_SUPPLY_HEALTH=Calibration required
>>  POWER_SUPPLY_PRESENT=1
>>  POWER_SUPPLY_TECHNOLOGY=Li-ion
>>  POWER_SUPPLY_CYCLE_COUNT=0
>>  POWER_SUPPLY_VOLTAGE_MAX_DESIGN=4064000
>>  POWER_SUPPLY_VOLTAGE_MIN_DESIGN=3000000
>>  POWER_SUPPLY_VOLTAGE_NOW=3633000
>>  POWER_SUPPLY_CURRENT_NOW=-397341
>>  POWER_SUPPLY_POWER_AVG=1432260
>>  POWER_SUPPLY_CHARGE_FULL_DESIGN=2056320
>>  POWER_SUPPLY_CHARGE_FULL=2050560
>>  POWER_SUPPLY_CAPACITY_LEVEL=Normal
>>  POWER_SUPPLY_TEMP=299
>>  POWER_SUPPLY_TYPE=Battery
>>  POWER_SUPPLY_MANUFACTURER=Texas Instruments
>> 
>> 
>> Hope this also works fine on your devices.
>> 
>> Thanks and Regards
>> Sicelo
>> 
>> 
>> 
>> [0] https://lore.kernel.org/linux-pm/20250312121712.146109-1-absicsz@gmail.com/T/#t
> 
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