[coreboot] [RFC] Remove empty mainboard.c files up for review

[Stefan Reinauer]

* Paul Menzel <paulepanter at users.sourceforge.net> [151109 23:42]:
> Dear coreboot folks,
> 
> I pushed change set I379e4b1e1b1725648c6231bc6954ac3cc655a596
> (mainboard: Remove empty mainboard.c files) [1] for review.
> 
> ```
> mainboard: Remove empty mainboard.c files
> 
> All the deleted mainboard files contain no code besides some print
> statements denoting, that the init is executed.
> 
> If such statements are desired, this should be done in common code so it
> does not have to be added to each mainboard.
> 
> Therefore, also delete files with just print statements.
> ```
 
This is much appreciated. These files are really only boilerplate
(which could indicate that all of these ports are really incomplete,
but that's a different story ;)

I am going to submit the patch.

Stefan