spi: Zap mpc52xx_spi.c, config and related code

armada100_spi.c, related config options and related codes
are zapping becuase of "no DM conversion".

Cc: Werner Pfister <Pfister_Werner@intercontrol.de>
Signed-off-by: Jagan Teki <jagan@openedev.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
12 files changed