Add support for AHCI controllers that are not PCI based.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Cc: Wolfgang Denk <wd@denx.de>

"All Rights Reserved" conflicts with the GPL.

Signed-off-by: Kumar Gala <kumar.gala@freescale.com>

This commit gets rid of a huge amount of silly white-space issues.
Especially, all sequences of SPACEs followed by TAB characters get
removed (unless they appear in print statements).

Also remove all embedded "vim:" and "vi:" statements which hide
indentation problems.

Signed-off-by: Wolfgang Denk <wd@denx.de>

Add AHCI support in u-boot, enable the sata disk controllers which
following the AHCI protocol.

Signed-off-by: Jason <Jin&lt;jason.jin@freescale.com>