zynqmp: nand: Add Nand driver support for zynqmp

Add nand driver support for zynqmp. The Nand
controller used in ZynqMP is Arasan Nand Flash
controller.

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
[scottwood: Fix checkpatch warning]
Signed-off-by: Scott Wood <oss@buserror.net>
diff --git a/configs/xilinx_zynqmp_ep_defconfig b/configs/xilinx_zynqmp_ep_defconfig
index dd2a9ed..2811918 100644
--- a/configs/xilinx_zynqmp_ep_defconfig
+++ b/configs/xilinx_zynqmp_ep_defconfig
@@ -1,6 +1,7 @@
 CONFIG_ARM=y
 CONFIG_ARCH_ZYNQMP=y
 CONFIG_ZYNQMP_USB=y
+CONFIG_NAND_ARASAN=y
 CONFIG_SYS_TEXT_BASE=0x8000000
 CONFIG_DEFAULT_DEVICE_TREE="zynqmp-ep108"
 CONFIG_FIT=y