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/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index 9a74064..2fc73ef 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -71,6 +71,13 @@
 	Enable support for NAND. This option allows SPL to read from
 	sunxi NAND using DMA transfers.
 
+config NAND_ARASAN
+	bool "Configure Arasan Nand"
+	help
+	  This enables Nand driver support for Arasan nand flash
+	  controller. This uses the hardware ECC for read and
+	  write operations.
+
 comment "Generic NAND options"
 
 # Enhance depends when converting drivers to Kconfig which use this config