Support WINBOND SPI 4MB flush

Change-Id: I6646a4b3117724dfb32741adfd77ac239e744566
Signed-off-by: Eli Nidam <elini@marvell.com>
Reviewed-on: http://vgitil04.il.marvell.com:8080/4255
Reviewed-by: Omri Itach <omrii@marvell.com>
Tested-by: Omri Itach <omrii@marvell.com>
Tested-by: Star_Automation <star@marvell.com>
2 files changed