linux-yocto*: zaurus: beat kernel size down to 2,5 MB

Adding a separate fragment with MD, ethernet and debug options
which can be easily reenabled.

Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
linux-yocto*: collie: revert brute hack for CFI detection

We have now a less intrusive hack to 'fix' QRY answer.

Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
linux-yocto*: collie: apply workaround for CFI NOR misdetection

It is still unclear whether collie is a special case or the setup
of 2x16bit chips on 32bit bus needs some bugfix.
Apparently the issue is only with the answer of READ QUERY (0x98):
the logs show that both chips are answering in all other cases.

Signed-off-by: Andrea Adami <andrea.adami@gmail.com>