diff --git a/target/linux/adm5120-2.6/config/default b/target/linux/adm5120-2.6/config/default
index 88628a9817..aa6640cedd 100644
--- a/target/linux/adm5120-2.6/config/default
+++ b/target/linux/adm5120-2.6/config/default
@@ -154,7 +154,7 @@ CONFIG_MTD_CFI_I2=y
 CONFIG_MTD_CFI_UTIL=y
 CONFIG_MTD_CHAR=y
 CONFIG_MTD_CMDLINE_PARTS=y
-# CONFIG_MTD_COMPLEX_MAPPINGS is not set
+CONFIG_MTD_COMPLEX_MAPPINGS=y
 # CONFIG_MTD_CONCAT is not set
 # CONFIG_MTD_DEBUG is not set
 # CONFIG_MTD_DOC2000 is not set
@@ -181,6 +181,7 @@ CONFIG_MTD_NAND_RB100=y
 # CONFIG_MTD_OBSOLETE_CHIPS is not set
 # CONFIG_MTD_ONENAND is not set
 CONFIG_MTD_PARTITIONS=y
+# CONFIG_MTD_PCI is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_PHYSMAP is not set
 # CONFIG_MTD_PLATRAM is not set