Re: GPIO chip select support in McSPI

[Ben Gamari <bgamari.foss-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

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()?

- Ben

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