diff --git a/configs/jiffy_defconfig b/configs/jiffy_defconfig
index 3ac4e2c8..89e5ba72 100644
--- a/configs/jiffy_defconfig
+++ b/configs/jiffy_defconfig
@@ -93,11 +93,11 @@ CONFIG_DRIVERS_IMX_GPIO=y
 # MMC Host drivers
 #
 CONFIG_MMC_CORE=y
-# CONFIG_MMC_CORE_DEBUG_CMDS is not set
-# CONFIG_MMC_CORE_DEBUG_IOS is not set
+CONFIG_MMC_CORE_DEBUG_CMDS=y
+CONFIG_MMC_CORE_DEBUG_IOS=y
 # CONFIG_MMC_CORE_HS200_TUNE is not set
 CONFIG_IMX_USDHC=y
-# CONFIG_IMX_USDHC_XTRA_DEBUG is not set
+CONFIG_IMX_USDHC_XTRA_DEBUG=y
 # end of MMC Host drivers
 
 #