diff -urNp a/drivers/pinctrl/ralink/pinctrl-mt7620.c b/drivers/pinctrl/ralink/pinctrl-mt7620.c
--- a/drivers/pinctrl/ralink/pinctrl-mt7620.c	2026-01-19 12:10:20.000000000 +0000
+++ b/drivers/pinctrl/ralink/pinctrl-mt7620.c	2026-06-02 22:47:00.316791155 +0000
@@ -78,7 +78,7 @@ static struct ralink_pmx_func uartf_grp[
 };
 static struct ralink_pmx_func wdt_grp[] = {
 	FUNC("wdt rst", 0, 17, 1),
-	FUNC("wdt refclk", 0, 17, 1),
+	FUNC("wdt refclk", 1, 17, 1),
 	};
 static struct ralink_pmx_func pcie_rst_grp[] = {
 	FUNC("pcie rst", MT7620_GPIO_MODE_PCIE_RST, 36, 1),