boards: nxp: frdm_mcxa153: Support wwdt for NXP frdm_mcxa153 board

NeilChen93 · kartben · commit 9941902e2ca7 · 2025-05-21T19:57:05.000+02:00
Support watchdog for NXP frdm_mcxa153 board.
Test it using samples/drivers/watchdog.

Signed-off-by: Neil Chen &lt;cheng.chen_1@nxp.com&gt;
diff --git a/boards/nxp/frdm_mcxa153/board.c b/boards/nxp/frdm_mcxa153/board.c
@@ -189,6 +189,10 @@ void board_early_init_hook(void)
 	RESET_ReleasePeripheralReset(kPORT3_RST_SHIFT_RSTn);
 #endif
 
+#if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(wwdt0))
+	CLOCK_SetClockDiv(kCLOCK_DivWWDT0, 1u);
+#endif
+
 	/* Set SystemCoreClock variable. */
 	SystemCoreClock = CLOCK_INIT_CORE_CLOCK;
 }
diff --git a/boards/nxp/frdm_mcxa153/frdm_mcxa153.dts b/boards/nxp/frdm_mcxa153/frdm_mcxa153.dts
@@ -22,6 +22,7 @@
 		sw0 = &user_button_2;
 		sw1 = &user_button_3;
 		pwm-0 = &flexpwm0_pwm0;
+		watchdog0 = &wwdt0;
 		ambient-temp0 = &p3t1755;
 	};
 
@@ -183,3 +184,7 @@
 	pinctrl-0 = <&pinmux_lpuart2>;
 	pinctrl-names = "default";
 };
+
+&wwdt0 {
+	status = "okay";
+};
diff --git a/boards/nxp/frdm_mcxa153/frdm_mcxa153.yaml b/boards/nxp/frdm_mcxa153/frdm_mcxa153.yaml
@@ -24,4 +24,5 @@ supported:
   - pwm
   - spi
   - uart
+  - watchdog
 vendor: nxp
