JackOfAll wrote: 
> I suspect that would probably be a sane default. ;) (No doubt someone is
> using GPIO25 for something else, but I suspect for most people it is a
> sane default.)
> 
> You probably need to start thinking about GPIO contention, especially if
> you intend to support that Audiophonics PS control board, which needs 3x
> GPIO's. ISTR, it uses GPIO22 by default for BOOT_OK. And of course the
> IQAudio AMP+ and DigiAMP+ boards use GPIO22 for mute..... All good fun!

Another vote for GPIO 25 as a the default for IR. I believe IQAudio's IR
header passes through to this GPIO too and they refer to GPIO 25 in the
documentation for the Pi Dac+

Thanks :)


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