m68k: Atari input drivers cleanup:
  - memleak on failed init/register of input devices fixed
  - correct keycodes table (Atari keycodes are almost, but not entirely, equal
    to Linux keycodes).
Signed-off-by: NMichael Schmitz <schmitz@biophys.uni-duesseldorf.de>
Signed-off-by: NGeert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

Atari keyboard and mouse support.
(reformating and Kconfig fixes by Roman Zippel)
Signed-off-by: NMichael Schmitz <schmitz@debian.org>
Signed-off-by: NRoman Zippel <zippel@linux-m68k.org>
Signed-off-by: NGeert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>