mvebu defconfig for 4.19 (part 1)

 - add NAND controller on multi_v7
 - add SFP support on mvebu_v7

* tag 'mvebu-defconfig-4.19-1' of git://git.infradead.org/linux-mvebu:
  ARM: mvebu_v7_defconfig: enable SFP support
  ARM: mvebu_v7_defconfig: sync defconfig
  ARM: multi_v7_defconfig: Add Marvell NAND controller support
Signed-off-by: Olof Johansson <olof@lixom.net>