linux-kernel - [PATCH v2 2/2] arm64: dts: ti: k3-am625-sk: mark MCU and WKUP watchdogs as reserved

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Message-Id: <20221103181440.232727-3-jpanis@baylibre.com>
Date:   Thu,  3 Nov 2022 19:14:40 +0100
From:   Julien Panis <jpanis@...libre.com>
To:     nm@...com, vigneshr@...com, kristo@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org,
        linux-arm-kernel@...ts.infradead.org
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 2/2] arm64: dts: ti: k3-am625-sk: mark MCU and WKUP watchdogs as reserved

MCU wdt is typically used by M4F.
Wake up wdt is typically used by DM (R5) firmware.

Signed-off-by: Julien Panis <jpanis@...libre.com>
---
 arch/arm64/boot/dts/ti/k3-am625-sk.dts | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am625-sk.dts b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
index 93a5f0817efc..9ade591ef563 100644
--- a/arch/arm64/boot/dts/ti/k3-am625-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
@@ -503,6 +503,16 @@ &main_mcan0 {
 	status = "disabled";
 };
 
+&mcu_rti0 {
+	/* MCU RTI0 is used by M4F firmware */
+	status = "reserved";
+};
+
+&wkup_rti0 {
+	/* WKUP RTI0 is used by DM firmware */
+	status = "reserved";
+};
+
 &epwm0 {
 	status = "disabled";
 };
-- 
2.37.3