MAINTAINERS: Add entry for APM X-Gene SoC EDAC driver

Add a MAINTAINERS entry for APM X-Gene SoC EDAC driver.
Signed-off-by: Loc Ho <lho@apm.com>
Cc: devicetree@vger.kernel.org
Cc: dougthompson@xmission.com
Cc: ijc+devicetree@hellion.org.uk
Cc: jcm@redhat.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-edac <linux-edac@vger.kernel.org>
Cc: mark.rutland@arm.com
Cc: mchehab@osg.samsung.com
Cc: patches@apm.com
Cc: robh+dt@kernel.org
Link: http://lkml.kernel.org/r/1432337580-3750-3-git-send-email-lho@apm.comSigned-off-by: Borislav Petkov <bp@suse.de>

MAINTAINERS

@@ -3735,6 +3735,13 @@ W:	bluesmoke.sourceforge.net
 S:	Maintained
 F:	drivers/edac/sb_edac.c
 
+EDAC-XGENE
+APPLIED MICRO (APM) X-GENE SOC EDAC
+M:     Loc Ho <lho@apm.com>
+S:     Supported
+F:     drivers/edac/xgene_edac.c
+F:     Documentation/devicetree/bindings/edac/apm-xgene-edac.txt
+
 EDIROL UA-101/UA-1000 DRIVER
 M:	Clemens Ladisch <clemens@ladisch.de>
 L:	alsa-devel@alsa-project.org (moderated for non-subscribers)