diff --git a/boards/arm/npcm400f_evb/npcm400f_evb.dts b/boards/arm/npcm400f_evb/npcm400f_evb.dts
index 46f218a27bb69c..968f9800de0065 100644
--- a/boards/arm/npcm400f_evb/npcm400f_evb.dts
+++ b/boards/arm/npcm400f_evb/npcm400f_evb.dts
@@ -65,6 +65,10 @@
 	current-speed = <115200>;
 };
 
+&twd0 {
+	status = "okay";
+};
+
 &peci0 {
 	status = "okay";
 	pinctrl-0 = <&pinctrl_peci0_default>;
diff --git a/drivers/watchdog/wdt_npcm4xx.c b/drivers/watchdog/wdt_npcm4xx.c
index cfed19012cebf2..208d3ed68a7272 100644
--- a/drivers/watchdog/wdt_npcm4xx.c
+++ b/drivers/watchdog/wdt_npcm4xx.c
@@ -359,8 +359,11 @@ static const struct wdt_driver_api wdt_npcm4xx_driver_api = {
 	.feed = wdt_npcm4xx_feed,
 };
 
-DEVICE_DT_INST_DEFINE(0, wdt_npcm4xx_init, NULL,
-		      &wdt_npcm4xx_data_0, &wdt_npcm4xx_cfg_0,
-		      PRE_KERNEL_1,
-		      CONFIG_KERNEL_INIT_PRIORITY_DEFAULT,
-		      &wdt_npcm4xx_driver_api);
+#define NPCM4XX_WDT_INIT(inst)							\
+	DEVICE_DT_INST_DEFINE(inst, wdt_npcm4xx_init, NULL, 			\
+			&wdt_npcm4xx_data_##inst, &wdt_npcm4xx_cfg_##inst, 	\
+			PRE_KERNEL_1, 						\
+			CONFIG_KERNEL_INIT_PRIORITY_DEFAULT, 			\
+			&wdt_npcm4xx_driver_api);
+
+DT_INST_FOREACH_STATUS_OKAY(NPCM4XX_WDT_INIT)