MAINTAINERS: add entry for Marvell Xenon MMC Host Controller drivers

Add maintainer entry for Marvell Xenon eMMC/SD/SDIO
Host Controller drivers.
Signed-off-by: Hu Ziji <huziji@marvell.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

MAINTAINERS

@@ -7898,6 +7898,13 @@ M:	Nicolas Pitre <nico@fluxnic.net>
 S:	Odd Fixes
 F:	drivers/mmc/host/mvsdio.*
 
+MARVELL XENON MMC/SD/SDIO HOST CONTROLLER DRIVER
+M:	Hu Ziji <huziji@marvell.com>
+L:	linux-mmc@vger.kernel.org
+S:	Supported
+F:	drivers/mmc/host/sdhci-xenon*
+F:	Documentation/devicetree/bindings/mmc/marvell,xenon-sdhci.txt
+
 MATROX FRAMEBUFFER DRIVER
 L:	linux-fbdev@vger.kernel.org
 S:	Orphan