linux-kernel - [PATCH v5 09/10] arm64: dts: ti: k3-am62a7-sk: Reserve main

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Message-ID: <20250210221530.1234009-10-jm@ti.com>
Date: Mon, 10 Feb 2025 16:15:29 -0600
From: Judith Mendez <jm@...com>
To: Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>
CC: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Andrew Davis
	<afd@...com>,
        Hari Nagalla <hnagalla@...com>, Judith Mendez <jm@...com>
Subject: [PATCH v5 09/10] arm64: dts: ti: k3-am62a7-sk: Reserve main_rti4 for C7x DSP

From: Hari Nagalla <hnagalla@...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@...com>
Signed-off-by: Judith Mendez <jm@...com>
---
Changes since v4:
- No change
---
 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 11390a8742453..07f21abd03c12 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts
@@ -826,3 +826,8 @@ &c7x_0 {
 			<&c7x_0_memory_region>;
 	status = "okay";
 };
+
+/* main_rti4 is used by C7x DSP */
+&main_rti4 {
+	status = "reserved";
+};
-- 
2.48.0