Re: [PATCH] pinctrl: intel: Turn Baytrail support to tristate

[Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>]

On Tue, Feb 16, 2016 at 12:13:36AM +0100, Linus Walleij wrote:
> On Thu, Feb 11, 2016 at 12:23 PM, Mika Westerberg
> <mika.westerberg@xxxxxxxxxxxxxxx> wrote:
> > On Thu, Feb 11, 2016 at 12:05:51PM +0100, Jean Delvare wrote:
> >> The pinctrl-baytrail driver builds just fine as a module so give
> >> users this option.
> >
> > IIRC the reason why this is built-in is that there are all kind of ACPI
> > GPIO magic happening behind the scenes on Baytrail-T based machines
> > (such as Asus T100) and it does not work without the GPIO driver. Some
> > of the stuff is done pretty early too.
> 
> Hm I wonder if that could be the case for the AMD driver that just
> got tristated too...

If they use ACPI GPIO events and operation regions early at boot then it
can be the case.
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