MAINTAINERS: merge s3c6400 and 6410 to 64xx

Removed by commit 431107e ("ARM: S3C64XX: Merge mach-s3c6400 and
mach-s3c6410").

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

MAINTAINERS

@@ -930,19 +930,12 @@ S:	Maintained
 F:	arch/arm/mach-s3c2440/
 F:	arch/arm/mach-s3c2443/
 
-ARM/S3C6400 ARM ARCHITECTURE
+ARM/S3C64xx ARM ARCHITECTURE
 M:	Ben Dooks <ben-linux@fluff.org>
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.fluff.org/ben/linux/
 S:	Maintained
-F:	arch/arm/mach-s3c6400/
-
-ARM/S3C6410 ARM ARCHITECTURE
-M:	Ben Dooks <ben-linux@fluff.org>
-L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-W:	http://www.fluff.org/ben/linux/
-S:	Maintained
-F:	arch/arm/mach-s3c6410/
+F:	arch/arm/mach-s3c64xx/
 
 ARM/S5P ARM ARCHITECTURES
 M:	Kukjin Kim <kgene.kim@samsung.com>