diff --git a/samples/sensor/mcux_lpcmp/boards/frdm_mcxn947_mcxn947_cpu0_qspi.overlay b/samples/sensor/mcux_lpcmp/boards/frdm_mcxn947_mcxn947_cpu0_qspi.overlay
new file mode 100644
index 00000000000000..cec0ea5e62421b
--- /dev/null
+++ b/samples/sensor/mcux_lpcmp/boards/frdm_mcxn947_mcxn947_cpu0_qspi.overlay
@@ -0,0 +1,9 @@
+/*
+ * Copyright 2024 NXP
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+&lpcmp0 {
+	function-clock = "CMP_CLOCK";
+};