Some platforms may not be capable of supporting the bandwidth
required for 12 bit or 3840x2160@60 resolutions.

Add support for dynamically selecting 10 bit and 1920x1080@30
resolutions while leaving the existing configuration as default.
Reviewed-by: NJacopo Mondi <jacopo.mondi@ideasonboard.com>
CC: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: NPrakash Battu <Prakash.Battu@microchip.com>
Signed-off-by: NShravan Chippa <shravan.chippa@microchip.com>
Signed-off-by: NSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@kernel.org>