mpc8xx_pcmcia: move CONFIG_8xx out of .c file and into Makefile

Move the CONFIG_8xx mpc8xx_pcmcia.c protection out of the C file and
into the Makefile so we avoid pointless compiling of the file.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/drivers/pcmcia/mpc8xx_pcmcia.c b/drivers/pcmcia/mpc8xx_pcmcia.c
index 95ea5e9..7030574 100644
--- a/drivers/pcmcia/mpc8xx_pcmcia.c
+++ b/drivers/pcmcia/mpc8xx_pcmcia.c
@@ -1,7 +1,5 @@
 #include <common.h>
-#if defined(CONFIG_8xx)
 #include <mpc8xx.h>
-#endif
 #include <pcmcia.h>
 
 #undef	CONFIG_PCMCIA
@@ -14,7 +12,7 @@
 #define	CONFIG_PCMCIA
 #endif
 
-#if defined(CONFIG_8xx)	&& defined(CONFIG_PCMCIA)
+#if defined(CONFIG_PCMCIA)
 
 #if	defined(CONFIG_IDE_8xx_PCCARD)
 extern int check_ide_device (int slot);
@@ -301,4 +299,4 @@
 }
 #endif	/* 0 */
 
-#endif	/* CONFIG_8xx && CONFIG_PCMCIA */
+#endif	/* CONFIG_PCMCIA */