[fedora-arm] Re: GPIO

On Tue, Aug 14, 2018 at 4:01 PM, Alessio Ciregia <alciregi@gmail.com> wrote:
> On Tue, Aug 14, 2018 at 4:34 PM Peter Robinson <pbrobinson@gmail.com> wrote:
>> > In addition to that, current kernel modules (like wire, wire_therm,
>> > wire_gpio) cannot be used, and someone should write something new (i'm
>> > thinking to 1wire sensors).
>>
>> Please provide details as to why you think that is the case.
>
> I didn't look at the module sources, due to the fact that I won't know
> what I will read :-) but as far as I can see in the documentation, and
> looking at the behaviours, it seems that wire and wire_therm modules
> interact with the Sysfs interface (/sys/class/gpio). So we should need
> modules that interact with the character device. Isn't it (more or
> less)?

Don't expect you to dig through code but you mention "as far as I can
see in the documentation" so where is that documentation?

>> Nope, completely relevant, the GPIO bits in general upstream need
>> improving, I've discussed this a few times, it's getting there but way
>> too slowly.
>
> Thank you very much for the clarifications and for your efforts.
>
> Ciao,
> A.
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