[PATCH v6 10/11] arm64: dts: ti: k3-am62a7-sk: Reserve main_rti4 for C7x DSP

Judith Mendez jm at ti.com
Fri Apr 4 17:15:17 PDT 2025


From: Hari Nagalla <hnagalla at ti.com>

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 at ti.com>
Signed-off-by: Judith Mendez <jm at 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 8d7645bb90337..032f1f18d184e 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
@@ -830,3 +830,8 @@ &c7x_0 {
 			<&c7x_0_memory_region>;
 	status = "okay";
 };
+
+/* main_rti4 is used by C7x DSP */
+&main_rti4 {
+	status = "reserved";
+};
-- 
2.49.0




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