* Ezequiel Garcia <ezequiel@xxxxxxxxxxxxxxxxxxxx> [140716 04:48]:
> On 22 May 04:31 PM, Tony Lindgren wrote:
> > * Christoph Fritz <chf.fritz@xxxxxxxxxxxxxx> [140522 16:07]:
> > > --- a/drivers/pinctrl/pinctrl-single.c
> > > +++ b/drivers/pinctrl/pinctrl-single.c
> > > @@ -2069,7 +2069,22 @@ static struct platform_driver pcs_driver = {
> > > #endif
> > > };
> > >
> > > +#ifdef CONFIG_USE_OF
> > > +static int __init pcs_driver_drv_init(void)
> > > +{
> > > + return platform_driver_register(&pcs_driver);
> > > +}
> > > +postcore_initcall(pcs_driver_drv_init);
> > > +
> > > +static void __exit pcs_driver_drv_exit(void)
> > > +{
> > > + platform_driver_unregister(&pcs_driver);
> > > +}
> > > +module_exit(pcs_driver_drv_exit);
> > > +#else
> > > module_platform_driver(pcs_driver);
> > > +#endif
> > > +
> >
> > I would prefer to initialize all the drivers with module_init
> > and and if necessary, selected frameworks with subsys_initcall.
> >
> > In drivers/Makefile we do have painctrl before gpio, so this
> > too could be just module_init once the other drivers are fixed.
> >
>
> I've been using patches that change gpio and i2c initialization to module_init
> for some time now. However, I still see some non-DT boards using the GPIO API
> in early functions such as .init_machine.
>
> Only when these boards get converted and the legacy support is dropped, we'll
> be able to move all the drivers to module_init.
Hmm yeah tons of dependencies to dropping the legacy booting.. But to not
have that dependency maybe we can convert those .init_machine functions
easily to late_initcall.
Regards,
Tony
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