diff --git a/drivers/watchdog/watchdog_pretimeout.h b/drivers/watchdog/watchdog_pretimeout.h
index 6cd6c89..a5a32b3 100644
--- a/drivers/watchdog/watchdog_pretimeout.h
+++ b/drivers/watchdog/watchdog_pretimeout.h
@@ -18,6 +18,7 @@
 /* Interfaces to watchdog_dev.c */
 int watchdog_register_pretimeout(struct watchdog_device *wdd);
 void watchdog_unregister_pretimeout(struct watchdog_device *wdd);
+int watchdog_pretimeout_available_governors_get(char *buf);
 int watchdog_pretimeout_governor_get(struct watchdog_device *wdd, char *buf);
 int watchdog_pretimeout_governor_set(struct watchdog_device *wdd,
 				     const char *buf);
@@ -38,6 +39,11 @@
 {
 }
 
+static inline int watchdog_pretimeout_available_governors_get(char *buf)
+{
+	return -EINVAL;
+}
+
 static inline int watchdog_pretimeout_governor_get(struct watchdog_device *wdd,
 						   char *buf)
 {