[media] exynos4-is: Set valid initial format on FIMC.n subdevs

Ensure there are valid initial image formats on the FIMC.n subdev pads.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --cc drivers/media/platform/exynos4-is/fimc-capture.c
Simple merge

diff --cc drivers/media/platform/exynos4-is/fimc-core.h
Simple merge