MMC: S3C24XX: Add maintainer entry

Add Ben Dooks as S3C24XX SD/MMC driver maintainer.
Signed-off-by: NBen Dooks <ben-linux@fluff.org>
Signed-off-by: NPierre Ossman <drzeus@drzeus.cx>

MAINTAINERS

@@ -3530,6 +3530,13 @@ L:	linux-s390@vger.kernel.org
 W:	http://www.ibm.com/developerworks/linux/linux390/
 S:	Supported
 
+S3C24XX SD/MMC Driver
+P:	Ben Dooks
+M:	ben-linux@fluff.org
+L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-kernel@vger.kernel.org
+S:	Supported
+
 SAA7146 VIDEO4LINUX-2 DRIVER
 P:	Michael Hunold
 M:	michael@mihu.de