[U-Boot-Users] ARM VersatilePB - Fixed flash support

[Shawn]

> Yes please. The flash.c was cut and paste and needed to be fixed. The
> flash part is indeed a 28F640J3C.

So 28F256L18T is not a flash part on CP board? If that's the case I
can remove all its stuff from flash.c.

-Shawn.