hi846: add and enable broken 816x612 and 3264x2448 full-sensor modes

to hack on using the debug interface:


	echo 1 > "$path/clear"

	# these register values are overwriting the default settings when
	# starting to stream
	#     REG                                VALUE
	echo "0x0902" > "$path/address" && echo "0x4319" > "$path/add_value"
	# you can put a reg/value table here
2 jobs for hi846_816x612 in 121 minutes and 18 seconds (queued for 1 second)