Re: [PATCH v5 2/2] dt-bindings: rtc: add max313xx RTCs

[Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>]

On 04/04/2023 11:26, Tilki, Ibrahim wrote:
>>>> +  aux-voltage-chargeable:
>>>> +    enum: [0, 1, 2]
>>>> +    description: |
>>>> +      Enables trickle charger.
>>>> +      0: Charger is disabled (default)
>>>> +      1: Charger is enabled
>>>> +      2: Charger is enabled with a diode
>>>
>>> 2 is not an allowed value. I asked to drop this property. It is coming
>>> from rtc.yaml. I also do not understand "with a diode". So otherwise it
>>> is charging with, I don't know, FET?
>>
>> No, what is not explained here (and maybe not unsterstood by the
>> submitter) is that the RTC has an extra diode so, charging will always
>> enable a diode, select a resistor and then have or not an extra diode.
>> Figure2 of the MAX31329 datasheet is great.
>>
> 
> That is exactly why I had "adi,trickle-diode-enable" property in previous patch.
> So if I can't have "adi,trickle-diode-enable" and can't add an additional value
> to "aux-voltage-chargeable", I am not sure how to add support for the extra
> diode at this point.

Ask the person who asked you to remove adi,trickle-diode-enable...
Anyway even if you decided to go with such advise, the solution is not
to create binding which fails.


Best regards,
Krzysztof