configs: icore-rqs: Enable falcon mode

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/configs/imx6qdl_icore_rqs_defconfig b/configs/imx6qdl_icore_rqs_defconfig
index 6cf9852..aaf9646 100644
--- a/configs/imx6qdl_icore_rqs_defconfig
+++ b/configs/imx6qdl_icore_rqs_defconfig
@@ -16,6 +16,7 @@
 CONFIG_BOOTDELAY=3
 CONFIG_SPL=y
 CONFIG_SPL_EXT_SUPPORT=y
+CONFIG_SPL_OS_BOOT=y
 CONFIG_HUSH_PARSER=y
 CONFIG_SYS_PROMPT="icorem6qdl-rqs> "
 CONFIG_CRC32_VERIFY=y