[PATCH v2] pinctrl: implement pinctrl deferred probing

[Stephen Warren]

On 04/11/2012 02:34 AM, Linus Walleij wrote:
> From: Linus Walleij <linus.walleij at linaro.org>
> 
> If drivers try to obtain pinctrl handles for a pin controller that
> has not yet registered to the subsystem, we need to be able to
> back out and retry with deferred probing. So let's return
> -EPROBE_DEFER whenever this location fails. Also downgrade the
> errors to info, maybe we will even set them to debug once the
> deferred probing is commonplace.

Acked-by: Stephen Warren <swarren at wwwdotorg.org>