We plan to move to a environment access via drivers for each location
where the environment can be stored. Add an implementation for this. So
far it is not used, but will be pressed into service in a future patch.
Signed-off-by: Simon Glass <sjg@chromium.org>
About a quarter of the files in common/ relate to the environment. It
seems better to put these into their own subdirectory and remove the
prefix.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>