Revert "8250: uniphier: allow modular build with 8250 console"

This reverts commit d56edd7e, it
shouldn't have been applied, it was fixed properly with commit
71f50c6d ("of: drop symbols declared by
_OF_DECLARE() from modules")

Reported-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>