[PATCH] arm: at91: fix build-error for board-dt

[Jean-Christophe PLAGNIOL-VILLARD]

On 18:39 Sat 21 Apr     , Arnd Bergmann wrote:
> On Saturday 21 April 2012, Jean-Christophe PLAGNIOL-VILLARD wrote:
> > > Ok, we can discard this patch and see it as a bug report.
> > > Since you know best what you'd like, would you send a patch?
> > I'll fix on 3.5 by make it depends on AT91SAM9
> 
> I think it should be fixed for v3.4, especially since it's so easy
> to trigger and the fix will be trivial.
The symbol does not exist before

and the board-dt is sam9 only

Best Regards,
J.