diff --git a/drivers/watchdog/orion_wdt.c b/drivers/watchdog/orion_wdt.c
index 9db3b09f7568..8b259c712c52 100644
--- a/drivers/watchdog/orion_wdt.c
+++ b/drivers/watchdog/orion_wdt.c
@@ -349,13 +349,6 @@ static unsigned int orion_wdt_get_timeleft(struct watchdog_device *wdt_dev)
 	return readl(dev->reg + dev->data->wdt_counter_offset) / dev->clk_rate;
 }
 
-static int orion_wdt_set_timeout(struct watchdog_device *wdt_dev,
-				 unsigned int timeout)
-{
-	wdt_dev->timeout = timeout;
-	return 0;
-}
-
 static const struct watchdog_info orion_wdt_info = {
 	.options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING | WDIOF_MAGICCLOSE,
 	.identity = "Orion Watchdog",
@@ -366,7 +359,6 @@ static const struct watchdog_ops orion_wdt_ops = {
 	.start = orion_wdt_start,
 	.stop = orion_wdt_stop,
 	.ping = orion_wdt_ping,
-	.set_timeout = orion_wdt_set_timeout,
 	.get_timeleft = orion_wdt_get_timeleft,
 };