The current pinmux handling has spread throughout Blackfin drivers and
board code and is getting hideous to maintain. So import the gpio and
portmux layer from the Blackfin Linux code. This should spur a serious
of cleanups across the Blackfin tree.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This helps to clean up the include/ directory so that it only contains
non-architecture-specific headers and also matches Linux's directory
layout which many U-Boot developers are already familiar with.
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
