Add Renesas R-Car JPEG processing unit driver device tree bindings
documentation.
Signed-off-by: NMikhail Ulyanov <mikhail.ulyanov@cogentembedded.com>
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@osg.samsung.com>