Exynos: Change BL1 (boot loader 1) file name.

Change every "boot loader 1" to be same file name in different folders.

BUG=none
TEST=manual: emerge-daisy chromeos-firmware-snow
BRANCH=none

Change-Id: Ie709b74b3bd3340f2cdc7b5685300102340bb399
Reviewed-on: https://gerrit.chromium.org/gerrit/58125
Tested-by: Hung-Te Lin <hungte@chromium.org>
Reviewed-by: Gabe Black <gabeblack@chromium.org>
Commit-Queue: Hung-Te Lin <hungte@chromium.org>
diff --git a/src/cpu/samsung/exynos5250/Makefile.inc b/src/cpu/samsung/exynos5250/Makefile.inc
index e55b1a0..dcc783d 100644
--- a/src/cpu/samsung/exynos5250/Makefile.inc
+++ b/src/cpu/samsung/exynos5250/Makefile.inc
@@ -51,5 +51,5 @@
 
 exynos5250_add_bl1: $(obj)/coreboot.pre
 	printf "    DD         Adding Samsung Exynos5250 BL1\n"
-	dd if=3rdparty/cpu/samsung/exynos5250/E5250.nbl1.bin \
+	dd if=3rdparty/cpu/samsung/exynos5250/bl1.bin \
 		of=$(obj)/coreboot.pre conv=notrunc >/dev/null 2>&1
diff --git a/src/cpu/samsung/exynos5420/Makefile.inc b/src/cpu/samsung/exynos5420/Makefile.inc
index 4099b12..c3416c4 100644
--- a/src/cpu/samsung/exynos5420/Makefile.inc
+++ b/src/cpu/samsung/exynos5420/Makefile.inc
@@ -51,5 +51,5 @@
 
 exynos5420_add_bl1: $(obj)/coreboot.pre
 	printf "    DD         Adding Samsung Exynos5420 BL1\n"
-	dd if=3rdparty/cpu/samsung/exynos5420/E5420.nbl1.bin \
+	dd if=3rdparty/cpu/samsung/exynos5420/bl1.bin \
 		of=$(obj)/coreboot.pre conv=notrunc >/dev/null 2>&1