mtd: spi-nor: add support for w25q128fw

Tested only with single I/O, but the datasheet says it supports dual and
quad.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Brian Norris 2015-09-18 15:08:14 -07:00
commit 4404bd742d