From b4ec77305c2645ce96c4a13aca0c375815e06672 Mon Sep 17 00:00:00 2001
From: Hari Nagalla <hnagalla@ti.com>
Date: Fri, 2 May 2025 17:03:24 -0500
Subject: [PATCH] arm64: dts: ti: k3-am62a7-sk: Reserve main_rti4 for C7x DSP

The main rti4 watchdog timer is used by the C7x DSP, so reserve the
timer in the linux device tree.

Signed-off-by: Hari Nagalla <hnagalla@ti.com>
Signed-off-by: Judith Mendez <jm@ti.com>
Reviewed-by: Andrew Davis <afd@ti.com>
Link: https://lore.kernel.org/r/20250502220325.3230653-11-jm@ti.com
Signed-off-by: Nishanth Menon <nm@ti.com>
---
 arch/arm64/boot/dts/ti/k3-am62a7-sk.dts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
index 1f1a27667bcb1..b277590260149 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
@@ -871,3 +871,8 @@
 			<&c7x_0_memory_region>;
 	status = "okay";
 };
+
+/* main_rti4 is used by C7x DSP */
+&main_rti4 {
+	status = "reserved";
+};
-- 
2.39.5