uffer interfaces, but its Makefile and Kconfig do not
reflect that usage, so its build breaks.  Add a new Kconfig
symbol to reflect that usage and change max1363.h & Makefile
to use the new Kconfig symbol.

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>