Fix dat damn uart thing.
Fixed USBD_DOWN and RAMDISK locations.
Added board revision detection for GC.
Some debugging stuff.
Hack-around approach for stock initramfs.
Fixed machine number to 0xEC5.
Added dumping ATAGs before bootup.
Lowered ARM and APLL clock speed to 800MHz.
Enabled debug prints in image.c.
Merge branch 'master' of github.com:Rebell/exynos4_uboot

Conflicts:
	common/image.c