Handling of modular boards

[Mark Brown]

On Tue, May 08, 2012 at 02:26:54PM +0200, Linus Walleij wrote:
> On Fri, May 4, 2012 at 9:34 PM, Arnd Bergmann <arnd at arndb.de> wrote:

> > Thanks for getting the discussion started. I've seen the same issue come
> > up for arch/arm/mach-ux500/board-mop500*uib.c and for the beaglebone.
> > I'm sure there are many more, but we should make sure that everyone
> > of these can live with whatever we come up with.

> The same issue sort of comes up with any system that uses the idiom
> to have a few GPIO lines indicate in a binary code what version of the
> board we're dealing with and what devices are thus on it, right?

> We have this issue for the U9540 reference design and potentially
> on the Snowball as well.

Yes, I think that's basically the same problem.
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