From: Hari Nagalla <hnagalla@ti.com>
Date: Fri, 2 May 2025 22:03:24 +0000 (-0500)
Subject: arm64: dts: ti: k3-am62a7-sk: Reserve main_rti4 for C7x DSP
X-Git-Tag: ceph-for-6.17-rc6~710^2~28^2~15
X-Git-Url: http://git.apps.os.sepia.ceph.com/?a=commitdiff_plain;h=b4ec77305c2645ce96c4a13aca0c375815e06672;p=ceph-client.git

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>
---

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";
+};