[Bug 89008] [BYT] No HDMI hotplugging

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=89008

--- Comment #15 from Egbert Eich <eich at pdx.freedesktop.org> ---
(In reply to Ville Syrjala from comment #11)
> (In reply to Ville Syrjala from comment #10)
> > The GPIO approach would involve changing the pin muxing depending on the
> > state of the power well (or maybe leave them as GPIO pins all the time?).
> 
> Oh yeah we can't leave them as GPIO pins since we'll be wanting the hardware
> long/short pulse detection to work.

In the case where the power wells are off (ie. no displays connected and link
down) this is probably  irrelevant as in this situation you would only expect a
long pulse, short pulses (ie sink issuing an IRQ) should only happen when the
link is up, shouldn't they?

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