snow: set fdtfile

Needed to boot with EFI distro boot.

Signed-off-by: Guillaume GARDET <guillaume.gardet@free.fr>

Cc: Akshay Saraswat <akshay.s@samsung.com>
Cc: Tom Rini <trini@konsulko.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

include/configs/snow.h

@@ -8,6 +8,9 @@
 #ifndef __CONFIG_SNOW_H
 #define __CONFIG_SNOW_H
 
+#define EXYNOS_FDTFILE_SETTING \
+	"fdtfile=exynos5250-snow.dtb\0"
+
 #include <configs/exynos5250-common.h>
 #include <configs/exynos5-dt-common.h>
 #include <configs/exynos5-common.h>