MAINTAINERS: add atmel nand driver maintainer entry

Add an entry in MAINTAINERS file for ATMEL nand driver.
Signed-off-by: NJosh Wu <josh.wu@atmel.com>
Acked-by: NNicolas Ferre <nicolas.ferre@atmel.com>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

MAINTAINERS

@@ -1738,6 +1738,12 @@ M:	Nicolas Ferre <nicolas.ferre@atmel.com>
 S:	Supported
 F:	drivers/net/ethernet/cadence/
 
+ATMEL NAND DRIVER
+M:	Josh Wu <josh.wu@atmel.com>
+L:	linux-mtd@lists.infradead.org
+S:	Supported
+F:	drivers/mtd/nand/atmel_nand*
+
 ATMEL SPI DRIVER
 M:	Nicolas Ferre <nicolas.ferre@atmel.com>
 S:	Supported