diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index aff9dcd..9d109f9a 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -1402,7 +1402,7 @@
 
 config SERIAL_OF_PLATFORM
 	tristate "Serial port on Open Firmware platform bus"
-	depends on PPC_OF || MICROBLAZE
+	depends on OF
 	depends on SERIAL_8250 || SERIAL_OF_PLATFORM_NWPSERIAL
 	help
 	  If you have a PowerPC based system that has serial ports