From cb12cfa7f650cfa315994a43ce7f795f62d19e15 Mon Sep 17 00:00:00 2001 From: Wolfram Sang Date: Mon, 15 Dec 2025 12:13:19 +0900 Subject: [PATCH] arm64: dts: renesas: condor/v3hsk: Mark SWDT as reserved This watchdog can't be used with Linux because the firmware needs it on R-Car V3H 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/20251215031318.2219-6-wsa+renesas@sang-engineering.com Signed-off-by: Geert Uytterhoeven --- arch/arm64/boot/dts/renesas/condor-common.dtsi | 5 +++++ arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts | 5 +++++ 2 files changed, 10 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/condor-common.dtsi b/arch/arm64/boot/dts/renesas/condor-common.dtsi index 9fe9c722187d8..38d486e7b8c38 100644 --- a/arch/arm64/boot/dts/renesas/condor-common.dtsi +++ b/arch/arm64/boot/dts/renesas/condor-common.dtsi @@ -554,3 +554,8 @@ &scif_clk { clock-frequency = <14745600>; }; + +/* Firmware should reserve it but sadly doesn't */ +&swdt { + status = "reserved"; +}; diff --git a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts index 2da63b4daa0ac..87a9bb44cad6c 100644 --- a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts +++ b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts @@ -289,3 +289,8 @@ &scif_clk { clock-frequency = <14745600>; }; + +/* Firmware should reserve it but sadly doesn't */ +&swdt { + status = "reserved"; +}; -- 2.47.3