Add support for 128 bytes write granularity

Some chips such as the ENE KB9012 internal flash require a write
granularity of 128 bytes.

Corresponding to flashrom svn r1897.

Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Acked-by: Nico Huber <nico.h@gmx.de>
2 files changed