MAINTAINERS:ARM:hisi: add Hisilicon SoC family

Introduce a new mach-hisi that will support Hisilicon SoCs based on ARMv7 and
I am taking maintainership for it.

Signed-off-by: Wei Xu <xuwei5@hisilicon.com>

MAINTAINERS

@@ -972,6 +972,14 @@ F:	arch/arm/mach-pxa/hx4700.c
 F:	arch/arm/mach-pxa/include/mach/hx4700.h
 F:	sound/soc/pxa/hx4700.c
 
+ARM/HISILICON SOC SUPPORT
+M:	Wei Xu <xuwei5@hisilicon.com>
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+W:	http://www.hisilicon.com
+S:	Supported
+T:	git git://github.com/hisilicon/linux-hisi.git
+F:	arch/arm/mach-hisi/
+
 ARM/HP JORNADA 7XX MACHINE SUPPORT
 M:	Kristoffer Ericson <kristoffer.ericson@gmail.com>
 W:	www.jlime.com