[U-Boot] [PATCH v3] Add support for the digsy MTC board.

[Grzegorz Bernacki]

Hi Ben,

> No more adding to this mess, please.  This absolutely belongs in board
> code.  I know you're not responsible for it, so if you don't have time
> to clean it up I can do so and supply an untested patch.
> 

Yes, you are right, but I would like to merge this patch into main repository
and then clean it up for all the boards. If you have a preliminary patch to fix
it I can help you with testing on digsy_mtc.

regards,
Grzesiek