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

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On 04/04/2023 09:44, Alexandre Belloni wrote:
>>
>>> charging will always
>>> enable a diode, select a resistor and then have or not an extra diode.
>>> Figure2 of the MAX31329 datasheet is great.
>>
>> So the diode is in the max313xx? Then why enabling it is a property of
>> DT? Either this should be inferred from compatible or is even a policy,
>> not a DT property. Just because device has a register for something, is
>> not an argument that "something" should be in DT.
> 
> Well, it depends on the battery that is installed on the board so it
> makes sense to have it in DT.

OK, that would be a good reason, but I wonder why? Why choosing diode or
not depends on the battery? Wouldn't you always want to have the diode?

Best regards,
Krzysztof




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