mpc8379erdb: Convert to DM_MMC

Signed-off-by: Sinan Akman <sinan@writeme.com>
diff --git a/configs/MPC837XERDB_defconfig b/configs/MPC837XERDB_defconfig
index 0d8ec8e..0e61c59 100644
--- a/configs/MPC837XERDB_defconfig
+++ b/configs/MPC837XERDB_defconfig
@@ -161,7 +161,11 @@
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_ENV_OVERWRITE=y
+CONFIG_OF_CONTROL=y
+CONFIG_DEFAULT_DEVICE_TREE="mpc8379erdb"
 CONFIG_ENV_ADDR=0xFE080000
+CONFIG_DM=y
+CONFIG_DM_MMC=y
 CONFIG_FSL_SATA=y
 CONFIG_FSL_ESDHC=y
 CONFIG_MTD_NOR_FLASH=y
@@ -183,4 +187,3 @@
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_STORAGE=y
-CONFIG_OF_LIBFDT=y