Since we expose the definition to the dt-bindings we need to keep those definitions in sync. To address this the patch adds a simple cross reference to the dt-bindings. Signed-off-by: Marco Felsch <m.felsch@pengutronix.de> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>