Re: Intel SunrisePoint GPIO used as GpioInt in ACPI stuck in "mode 1" rather then configured as GPIO?

[Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>]

On Tue, Mar 27, 2018 at 11:59:19AM +0200, Vivien FRASCA wrote:
>    Thanks Mika.
>    I've applyed the commit [1]https://github.com/torvalds/linux/commit/
>    f5a26acf0162477af6ee4c11b4fb9cffe5d3e257 as a patch
>    ([2]https://github.com/torvalds/linux/commit/
>    f5a26acf0162477af6ee4c11b4fb9cffe5d3e257.patch) on kernel 4.15.3 (the
>    one used to debug print the pin number as previously asked).
>    And the result is... I got the famous black screen when booting (I've
>    posted a topic on fedora-fr forum, in French :
>    [3]https://forums.fedora-fr.org/viewtopic.php?id=67482). The screen is
>    black, but I don't know if the screen is turned off or maybe the
>    brightness is set at 0.
>    This unexpected behavior has been shown on an official fedora kernel
>    since the 4.15.4 (which correspond to this pinctl fix).
>    So I can't confirm the success of this patch to solve the original bug.
>    May be I should open a new bug about this black screen issue ?

So you have v4.15.3 and you applied only the pinctrl patch and you get
crash? That's unexpected. Does it survive if you unapply the patch
again?
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