Re: Can't pinctrl-baytrail be a module?

[Takashi Iwai <tiwai@xxxxxxx>]

On Thu, 11 Feb 2016 13:56:45 +0100,
Mika Westerberg wrote:
> 
> +Jean and Mathias
> 
> On Thu, Feb 11, 2016 at 01:45:16PM +0100, Takashi Iwai wrote:
> > Hi,
> > 
> > while discussing whether to enable pinctrl drivers on openSUSE distro 
> > kernels, I wonder why pinctrl-baytrail is built-in only.  Basically
> > the forced built-in is the only reason against the enablement in
> > distro kernels.
> > 
> > The other Intel pinctrl drivers seem to be tristate.
> > Any missing piece there?
> 
> Jean sent a patch against this couple of hours ago.

I noticed it right after I send my mail, too, sorry :)

> I explained to him
> that there is some ACPI GPIO magic happening on Baytrail-T based
> machines such as Asus T100 where the GPIO driver is needed early at
> boot, or something along those lines. I've CC'd Mathias Nyman the
> original author who hopefully remembers this better.

I know of pinctrl-cherryview is needed before others like shdci, but
for Baytrail-T, it's more than that?


thanks,

Takashi
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