[XTENSA] Remove dead code reported by Robert P. J. Day.

Signed-off-by: NAdrian Bunk <bunk@kernel.org>
Signed-off-by: NChristian Zankel <chris@zankel.net>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>

arch/xtensa/kernel/setup.c

@@ -60,11 +60,6 @@ struct ide_ops *ide_ops;
 extern struct rtc_ops no_rtc_ops;
 struct rtc_ops *rtc_ops;
 
-#ifdef CONFIG_PC_KEYB
-extern struct kbd_ops no_kbd_ops;
-struct kbd_ops *kbd_ops;
-#endif
-
 #ifdef CONFIG_BLK_DEV_INITRD
 extern void *initrd_start;
 extern void *initrd_end;