ARM: Fix gen_nand probe structures contents

These three platforms didn't properly fill nr_chips in gen_nand 
registration and therefore depended on gen_nand bug fixed by commit 
81cbb0b17796d81cbd92defe113cf2a7c7a21fbb ("mtd: gen_nand: fix support for 
multiple chips")

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
diff --git a/arch/arm/mach-mx3/mach-qong.c b/arch/arm/mach-mx3/mach-qong.c
index d44ac70..c8c380e 100644
--- a/arch/arm/mach-mx3/mach-qong.c
+++ b/arch/arm/mach-mx3/mach-qong.c
@@ -165,6 +165,7 @@
 
 static struct platform_nand_data qong_nand_data = {
 	.chip = {
+		.nr_chips		= 1,
 		.chip_delay		= 20,
 		.options		= 0,
 	},