diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 43b35d0..19e255c 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -631,6 +631,12 @@
 	help
 	  Xen virtual console device driver
 
+config HVC_UDBG
+       bool "udbg based fake hypervisor console"
+       depends on PPC && EXPERIMENTAL
+       select HVC_DRIVER
+       default n
+
 config VIRTIO_CONSOLE
 	tristate "Virtio console"
 	depends on VIRTIO