smegw01: Run altbootcmd in the case of failure

Run the altbootcmd script if any step of bootcmd fails.

This ensures that always a valid image can be run.

Signed-off-by: Eduard Strehlau <eduard@lionizers.com>
Signed-off-by: Fabio Estevam <festevam@denx.de>
diff --git a/configs/smegw01_defconfig b/configs/smegw01_defconfig
index 418151a..b3580d5 100644
--- a/configs/smegw01_defconfig
+++ b/configs/smegw01_defconfig
@@ -18,7 +18,7 @@
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_USE_BOOTCOMMAND=y
-CONFIG_BOOTCOMMAND="if test \"${ustate}\" = 1; then setenv upgrade_available 1; saveenv; fi; if run loadimage; then run mmcboot; fi; "
+CONFIG_BOOTCOMMAND="if test \"${ustate}\" = 1; then setenv upgrade_available 1; saveenv; fi; if run loadimage; then run mmcboot; else run altbootcmd; fi; "
 CONFIG_HUSH_PARSER=y
 CONFIG_SYS_MAXARGS=32
 CONFIG_SYS_PBSIZE=532