[GIT PULL] at91: cleanup for 4.1 #4 (bis)

[Arnd Bergmann]

On Sunday 05 April 2015, Nicolas Ferre wrote:
> Fourth batch of cleanup for 4.1:
> - 1 issues revealed by the kbuild test robot fixed
> - move of some functions and macros into relevant files to be able to
>   streamline the at91 specific header afterwards
> 

As we should really have the bug fix in the next/multiplatform branch,
I've pulled all of this in.

Sorry for the delay, I hope we don't get into trouble for adding
this too late.

	Arnd