The CSI1 controller of V3/V3s/S3/S3L chips is used for parallel CSI.

Add the device tree node of it.
Signed-off-by: NIcenowy Zheng <icenowy@aosc.io>
Signed-off-by: NMaxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20200923005858.148261-2-icenowy@aosc.io