s3cfb_s6e8aa0: Decrease driver verbosity

It stops driver from clobbering kmsg entirely.

Change-Id: Ide6641c57cb9ce58c616e4239b52801a7b5fcb44

Conflicts:
	drivers/video/samsung/s3cfb_s6e8aa0.c
smdk4412: Notification LED controls

Change-Id: Ic20c4946d4ea2336e1fa844d6600469e3517752d