Add support for Atmel / Adesto AT25SF041 SPI flash chip

probe/erase/read/write/verify hardware-tests were done.

Change-Id: I0be930ff2258300508398e12fbe5abe10400fea2
Signed-off-by: Julian von Mendel <git@jinvent.de>
Signed-off-by: jvm <git@jinvent.de>
Reviewed-on: https://review.coreboot.org/25047
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
2 files changed