Blackfin: bf537-stamp: fix NAND resources

The NAND platform driver expects the registers to have a "mem"
resource type rather than "io".

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c
index 9c83b52..62c480e 100644
--- a/arch/blackfin/mach-bf537/boards/stamp.c
+++ b/arch/blackfin/mach-bf537/boards/stamp.c
@@ -418,7 +418,7 @@
 static struct resource bfin_plat_nand_resources = {
 	.start = 0x20212000,
 	.end   = 0x20212000 + (1 << MAX(BFIN_NAND_PLAT_CLE, BFIN_NAND_PLAT_ALE)),
-	.flags = IORESOURCE_IO,
+	.flags = IORESOURCE_MEM,
 };
 
 static struct platform_device bfin_async_nand_device = {