diff --git a/configs/microblaze-generic_defconfig b/configs/microblaze-generic_defconfig
index 2cbabf6..6ba7022 100644
--- a/configs/microblaze-generic_defconfig
+++ b/configs/microblaze-generic_defconfig
@@ -35,10 +35,6 @@ CONFIG_CMD_TFTPPUT=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_JFFS2=y
-CONFIG_MTDIDS_DEFAULT="nor0=flash-0"
-CONFIG_MTDPARTS_DEFAULT="mtdparts=flash-0:256k(u-boot),256k(env),3m(kernel),1m(romfs),1m(cramfs),-(jffs2)"
-CONFIG_CMD_UBI=y
-# CONFIG_CMD_UBIFS is not set
 CONFIG_SPL_OF_CONTROL=y
 CONFIG_OF_EMBED=y
 CONFIG_NETCONSOLE=y