Re: GPIO chip select support in McSPI

[Grant Likely <grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>]

On Mon, Mar 14, 2011 at 10:22:31PM -0400, Ben Gamari wrote:
> On Mon, 14 Mar 2011 13:25:36 -0600, Grant Likely <grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org> wrote:
> > I see two solutions:
> > 1) platform code registers a bus notifier so that it gets called back
> > before the device gets bound to a driver.  Then it can augment the
> > platform data.
> > 
> This sounds like it might be a bit involved and I'm not terribly
> familiar with these facets of the driver model. This would probably be
> the more flexible approach but I think I'll stick with the simpler
> option.
> 
> > 2) add an api to arch/arm/mach-omap2/devices.c for providing a cs
> > table before the device gets registered (must be called before
> > arch_initcall() time).
> > 
> This is along the lines of what I was thinking. Any thoughts on how to
> get function called before arch_initcall()?

You can call it from .init_machine()

g.

> 
> - Ben

------------------------------------------------------------------------------
Colocation vs. Managed Hosting
A question and answer guide to determining the best fit
for your organization - today and in the future.
http://p.sf.net/sfu/internap-sfd2d