Revert "m68k: make HPDCA and HPAPCI bools"

This reverts commit 5a66087.

m68k patches shouldn't go through the tty tree without the m68k
maintainer acking them first.

Cc: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Author: gregkh

arch/m68k/Kconfig.devices

@@ -105,14 +105,14 @@ config AMIGA_BUILTIN_SERIAL
 	  To compile this driver as a module, choose M here.
 
 config HPDCA
-	bool "HP DCA serial support"
+	tristate "HP DCA serial support"
 	depends on DIO && SERIAL_8250
 	help
 	  If you want to use the internal "DCA" serial ports on an HP300
 	  machine, say Y here.
 
 config HPAPCI
-	bool "HP APCI serial support"
+	tristate "HP APCI serial support"
 	depends on HP300 && SERIAL_8250
 	help
 	  If you want to use the internal "APCI" serial ports on an HP400