From 8d214448f18b68def963614d65c773e48492552f Mon Sep 17 00:00:00 2001
From: Mahesh Mahadevan <mahesh.mahadevan@nxp.com>
Date: Mon, 13 May 2024 17:36:21 -0500
Subject: [PATCH] boards: rd_rw61x: Switch to OS Timer for System clock

This clock is better suited for Power Management support
than Systick.

Signed-off-by: Mahesh Mahadevan <mahesh.mahadevan@nxp.com>
---
 boards/nxp/rd_rw612_bga/rd_rw612_bga.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/boards/nxp/rd_rw612_bga/rd_rw612_bga.dtsi b/boards/nxp/rd_rw612_bga/rd_rw612_bga.dtsi
index 6216d381d03..3310e806608 100644
--- a/boards/nxp/rd_rw612_bga/rd_rw612_bga.dtsi
+++ b/boards/nxp/rd_rw612_bga/rd_rw612_bga.dtsi
@@ -254,3 +254,13 @@ zephyr_udc0: &usb_otg {
 &dac0 {
 	status = "okay";
 };
+
+/* OS Timer is the wakeup source for PM mode 2 */
+&os_timer {
+	status = "okay";
+	wakeup-source;
+};
+
+&systick {
+	status = "disabled";
+};