From: Wolfram Sang <wsa+renesas@sang-engineering.com>
Date: Thu, 25 Sep 2025 09:39:49 +0000 (+0200)
Subject: arm64: dts: renesas: draak: Mark SWDT as reserved
X-Git-Tag: v6.19-rc1~100^2~32^2~34
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f30dbf65a1614d35aef108fe8fd7b51d4e36157b;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: renesas: draak: Mark SWDT as reserved

This watchdog can't be used with Linux because the firmware needs it on
Draak boards. Sadly, it doesn't mark the node as reserved, so this is
added manually here.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20250925093941.8800-24-wsa+renesas@sang-engineering.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---

diff --git a/arch/arm64/boot/dts/renesas/draak.dtsi b/arch/arm64/boot/dts/renesas/draak.dtsi
index 71d9f277c966f..733a55f77cfb0 100644
--- a/arch/arm64/boot/dts/renesas/draak.dtsi
+++ b/arch/arm64/boot/dts/renesas/draak.dtsi
@@ -722,6 +722,11 @@
 	shared-pin;
 };
 
+/* Firmware should reserve it but sadly doesn't */
+&swdt {
+	status = "reserved";
+};
+
 &usb2_phy0 {
 	pinctrl-0 = <&usb0_pins>;
 	pinctrl-names = "default";