The mips_display/_scroll_message() have been removed since
commit 0b003749 ("MIPS: malta: Use img-ascii-lcd driver for LCD
display"), so remove them.
Signed-off-by: Gaosheng Cui <cuigaosheng1@huawei.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>