[media] coda: add support for planar YCbCr 4:2:2 (YUV422P) format

This patch adds support for the three-plane YUV422P format with one luma plane
and two horizontally subsampled chroma planes.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --cc drivers/media/platform/coda/coda-bit.c
Simple merge

diff --cc drivers/media/platform/coda/coda-common.c
Simple merge