diff --git a/common/Kconfig b/common/Kconfig
index 03a0dc9..877d385 100644
--- a/common/Kconfig
+++ b/common/Kconfig
@@ -450,8 +450,14 @@
 
 config PASSWORD_DEFAULT
 	string
-	prompt "Password default"
+	prompt "Password default file"
 	depends on PASSWORD
+	help
+	  Set this to a file which is used as default password file. This file
+	  has to contain the passwd encoded with the selected password digest.
+	  i.e.:
+	  echo -ne "MyPassword" | md5sum | while read a b; do echo $a > passwdfile; done
+
 
 if PASSWORD