diff --git a/configs/marsboard_defconfig b/configs/marsboard_defconfig
index 4d15f04..63fc60a 100644
--- a/configs/marsboard_defconfig
+++ b/configs/marsboard_defconfig
@@ -30,6 +30,7 @@
 CONFIG_DM=y
 CONFIG_DM_GPIO=y
 CONFIG_BOUNCE_BUFFER=y
+CONFIG_DM_MMC=y
 CONFIG_FSL_USDHC=y
 CONFIG_PINCTRL=y
 CONFIG_PINCTRL_IMX6=y