SPL: ONENAND: Fix some ONENAND related defines.

Some ONENAND related defines use the term ONE_NAND instead of
ONENAND, as the technology name is ONENAND this patch replaces
all these defines.

Signed-off-by: Enric Balletbo i Serra <eballetbo@iseebcn.com>
diff --git a/arch/arm/include/asm/arch-omap5/spl.h b/arch/arm/include/asm/arch-omap5/spl.h
index d125c61..323cd63 100644
--- a/arch/arm/include/asm/arch-omap5/spl.h
+++ b/arch/arm/include/asm/arch-omap5/spl.h
@@ -27,7 +27,7 @@
 #define BOOT_DEVICE_XIP         1
 #define BOOT_DEVICE_XIPWAIT     2
 #define BOOT_DEVICE_NAND        3
-#define BOOT_DEVICE_ONE_NAND    4
+#define BOOT_DEVICE_ONENAND    4
 #define BOOT_DEVICE_MMC1        5
 #define BOOT_DEVICE_MMC2        6
 #define BOOT_DEVICE_MMC2_2	7