mxc: MAINTAINERS: Add maintainer for mach-mx5

Add self to MAINTAINERS for Freescale i.MX5 SoCs
Signed-off-by: NAmit Kucheria <amit.kucheria@canonical.com>

MAINTAINERS

@@ -663,6 +663,12 @@ T:	git://git.pengutronix.de/git/imx/linux-2.6.git
 F:	arch/arm/mach-mx*/
 F:	arch/arm/plat-mxc/
 
+ARM/FREESCALE IMX51
+M:	Amit Kucheria <amit.kucheria@canonical.com>
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S:	Maintained
+F:	arch/arm/mach-mx5/
+
 ARM/GLOMATION GESBC9312SX MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)