diff --git a/samples/basic/blinky_pwm/boards/nucleo_l4r5zi.overlay b/samples/basic/blinky_pwm/boards/nucleo_l4r5zi.overlay
index a0192785994f..acfca5fc91ec 100644
--- a/samples/basic/blinky_pwm/boards/nucleo_l4r5zi.overlay
+++ b/samples/basic/blinky_pwm/boards/nucleo_l4r5zi.overlay
@@ -8,6 +8,10 @@
 	status = "okay";
 };
 
+&timers1 {
+	st,prescaler = <10000>;
+};
+
 &pwm1 {
 	status = "okay";
 };
diff --git a/samples/drivers/led/pwm/boards/nucleo_l4r5zi.overlay b/samples/drivers/led/pwm/boards/nucleo_l4r5zi.overlay
new file mode 100644
index 000000000000..4f5e0831efbb
--- /dev/null
+++ b/samples/drivers/led/pwm/boards/nucleo_l4r5zi.overlay
@@ -0,0 +1,23 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Copyright (c) 2022 STMicroelectronics
+ */
+
+/ {
+	leds {
+		status = "disabled";
+	};
+};
+
+&pwmleds {
+	status = "okay";
+};
+
+&timers1 {
+	st,prescaler = <10000>;
+};
+
+&pwm1 {
+	status = "okay";
+};