mtd: Enable Open Firmware initialisation of MTD devices and maps for MicroBlaze

Signed-off-by: Michal Simek <monstr@monstr.eu>
diff --git a/drivers/mtd/Kconfig b/drivers/mtd/Kconfig
index b8e35a0..bf1997f 100644
--- a/drivers/mtd/Kconfig
+++ b/drivers/mtd/Kconfig
@@ -159,7 +159,7 @@
 
 config MTD_OF_PARTS
 	tristate "Flash partition map based on OF description"
-	depends on PPC_OF && MTD_PARTITIONS
+	depends on (MICROBLAZE || PPC_OF) && MTD_PARTITIONS
 	help
 	  This provides a partition parsing function which derives
 	  the partition map from the children of the flash node,