Input: add support for SEGA Dreamcast keyboard

Signed-off by: Adrian McMenamin <adrian@mcmen.demon.co.uk>
Acked-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index 18303f2..f6f79e8 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -274,4 +274,14 @@
 	  To compile this driver as a module, choose M here: the
 	  module will be called gpio-keys.
 
+config KEYBOARD_MAPLE
+	tristate "Maple bus keyboard"
+	depends on SH_DREAMCAST && MAPLE
+	help
+	  Say Y here if you have a Dreamcast console running Linux and have
+	  a keyboard attached to its Maple bus.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called maple_keyb.
+
 endif