media: rockchip: rkcif: add support for px30 vip dvp capture

The PX30 Video Input Processor (VIP) unit features a Digital Video
Port (DVP). Add support for the DVP in general and for the PX30
VIP DVP in particular.

Tested-by: Gerald Loacker <gerald.loacker@wolfvision.net>
Reviewed-by: Gerald Loacker <gerald.loacker@wolfvision.net>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Reviewed-by: Mehdi Djait <mehdi.djait@linux.intel.com>
Signed-off-by: Michael Riesch <michael.riesch@collabora.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>

Author: Michael Riesch

drivers/media/platform/rockchip/rkcif/Makefile

@@ -1,6 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_VIDEO_ROCKCHIP_CIF) += rockchip-cif.o
 
+rockchip-cif-objs += rkcif-capture-dvp.o
 rockchip-cif-objs += rkcif-dev.o
 rockchip-cif-objs += rkcif-interface.o
 rockchip-cif-objs += rkcif-stream.o