Enable SUPPORT_LPM_PAN_DISPLAY on LPM mode only

Normal boot graphics not working properly with SUPPORT_LPM_PAN_DISPLAY
enabled but the new lpm binary from KitKat not working properly
without this support.

(cherry picked from commit e46ccc1b97293639281ff6ed5786136f987c50b9)

Conflicts:
	drivers/video/samsung/s3cfb_ops.c
cpuidle-exynos4: calm down some logspam

* noticed these CONSTANTLY flooding the log with screen off
  using wireless adb (so it was unplugged)

Change-Id: I4df4f0da9f62cfd86552b77c71d4a2de11dac5d4
(cherry picked from commit 8245168f47a7ea62521b3bf7520059284de3311d)