GPIO input / function analysis

[Andy Green]

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Somebody in the thread at some point said:
> Andy Green wrote:
>> These are OK.  They are all set for OUTPUT 0.  GPA[] is different from
>> the others in that they cannot be configured for GPIO input.
> 
> Oh, right, silly me.
> 
>>> H9	TP-1532
>> This is set for CLKOUT0, it's ok.
> 
> I have to check my dump again. I thought it was an input at least when
> not in suspend. If it's outputting a clock (in non-suspend), we probably
> want to turn this off as well.

I doubt it got changed during suspend... I can't think of a reason that
would be done.  There will be no FCLK clock during suspend so its ok,
there's still zero reason to send out FCLK during normal operation
though and at least two reasons not to.

- -Andy
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