From: Wolfram Sang <wsa+renesas@sang-engineering.com>
Date: Thu, 25 Sep 2025 09:39:47 +0000 (+0200)
Subject: arm64: dts: renesas: salvator-common: Mark SWDT as reserved
X-Git-Tag: v6.19-rc1~100^2~32^2~36
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=249e6bb275b50829d475551e63fbbc7a7b626a18;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: renesas: salvator-common: Mark SWDT as reserved

This watchdog can't be used with Linux because the firmware needs it on
Salvator 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/20250925093941.8800-22-wsa+renesas@sang-engineering.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---

diff --git a/arch/arm64/boot/dts/renesas/salvator-common.dtsi b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
index bbb3583372d04..fa8bfee07b3c8 100644
--- a/arch/arm64/boot/dts/renesas/salvator-common.dtsi
+++ b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
@@ -1004,6 +1004,11 @@
 	shared-pin;
 };
 
+/* Firmware should reserve it but sadly doesn't */
+&swdt {
+	status = "reserved";
+};
+
 &usb_extal_clk {
 	clock-frequency = <50000000>;
 };