ODROID-C5: configs: rebuild 'preboot' command

Signed-off-by: Dongjin Kim <tobetter@gmail.com>
Change-Id: Ie4fc9ab44d18a206c230b50a7f75a5639d9edc7e
diff --git a/board/amlogic/configs/s7d_odroidc5.h b/board/amlogic/configs/s7d_odroidc5.h
index fd92b5a..80488d6 100644
--- a/board/amlogic/configs/s7d_odroidc5.h
+++ b/board/amlogic/configs/s7d_odroidc5.h
@@ -109,13 +109,7 @@
 
 #ifndef CONFIG_PXP_DDR
 #define CONFIG_PREBOOT  \
-		"run bcb_cmd; "\
-		"run upgrade_check;"\
-		"run init_display;"\
-		"run storeargs;"\
-		"run upgrade_key;" \
-		"bcb uboot-command;"\
-		"run switch_bootmode;"
+		"run init_display"
 #else
 #define CONFIG_PREBOOT  "echo preboot"
 #endif