Exynos5420: Add base patch for SMDK5420

Adding the base patch for Exynos based SMDK5420.
This shall enable compilation and basic boot support for
SMDK5420.

Signed-off-by: Rajeshwari S Shinde <rajeshwari.s@samsung.com>
Signed-off-by: Akshay Saraswat <akshay.s@samsung.com>
Acked-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/include/configs/arndale.h b/include/configs/arndale.h
index a3cb56b..b7fb29e 100644
--- a/include/configs/arndale.h
+++ b/include/configs/arndale.h
@@ -117,6 +117,7 @@
 #define CONFIG_USB_STORAGE
 
 /* MMC SPL */
+#define CONFIG_EXYNOS_SPL
 #define CONFIG_SPL
 #define COPY_BL2_FNPTR_ADDR	0x02020030