From 502679d256981eb8c26e98e54ea0c3a52970a1cc Mon Sep 17 00:00:00 2001 From: Wolfram Sang Date: Thu, 25 Sep 2025 11:39:51 +0200 Subject: [PATCH] arm64: dts: renesas: eagle/v3msk: Mark SWDT as reserved This watchdog can't be used with Linux because the firmware needs it on V3M boards. Sadly, it doesn't mark the node as reserved, so this is added manually here. Signed-off-by: Wolfram Sang Reviewed-by: Geert Uytterhoeven Link: https://patch.msgid.link/20250925093941.8800-26-wsa+renesas@sang-engineering.com Signed-off-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/r8a77970-eagle.dts | 5 +++++ arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts | 5 +++++ 2 files changed, 10 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts index 8b594e9e9dc10..b7328f9f7d4ba 100644 --- a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts +++ b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts @@ -417,3 +417,8 @@ &scif_clk { clock-frequency = <14745600>; }; + +/* Firmware should reserve it but sadly doesn't */ +&swdt { + status = "reserved"; +}; diff --git a/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts b/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts index 6319a66fac953..3de327d642cd2 100644 --- a/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts +++ b/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts @@ -299,3 +299,8 @@ status = "okay"; }; + +/* Firmware should reserve it but sadly doesn't */ +&swdt { + status = "reserved"; +}; -- 2.47.3