tests: drivers: pwm: pwm_api: frdm_rw612: Enable standby power mode

Enables System PM and Standby mode to verify that the PWM driver
correctly blocks standby entry.

Signed-off-by: Alex Rodriguez <[email protected]>

Author: alrodlim

tests/drivers/pwm/pwm_api/boards/frdm_rw612.conf

@@ -0,0 +1,7 @@
+#
+# Copyright 2025 NXP
+#
+# SPDX-License-Identifier Apache-2.0
+#
+CONFIG_PM=y
+CONFIG_PM_DEVICE=y

tests/drivers/pwm/pwm_api/boards/frdm_rw612.overlay

@@ -0,0 +1,10 @@
+/*
+ * Copyright 2025 NXP
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/* Enable standby low power mode */
+&standby {
+	status = "okay";
+};