Use CONFIG parameters only at one location to simplify
the code. Also create ace_readw/writew functions.
Signed-off-by: Michal Simek <monstr@monstr.eu>
If we don't want to build support for any partition types we can now
add #undef CONFIG_PARTITIONS in a board config file to keep this from
being compiled in. Otherwise boards assume this is compiled in by
default
Signed-off-by: Matthew McClintock <msm@freescale.com>