[U-Boot] Code style questions (weak functions, cpu/ v's lib_arch/)

[Jon Loeliger]

Mike Frysinger wrote:

> i doubt it.  the only hard & fast rule is dont make Wolfgang disagreeable.
> -mike

Come now!  WD is never disagreeable!  He may disagree with you,
but I've always found him to be a rather pleasant sort of fellow!

jdl