From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.zeus03.de (zeus03.de [194.117.254.33]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A12D425D53C for ; Mon, 6 Oct 2025 08:29:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.117.254.33 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759739354; cv=none; b=NkJUgCeiPJnaLTsPnYzAfGHvI8uWtLGfTn8KzjN65MkbuuINAGEgVPRVsYYrS2Iib06LSK4u6zkAPgkhwK5V0KurjixCrflUujnRhT25vZWLAY0r6sZZ8778SP5OP83Icd3ynM8Z2rI2UJoHpEBVFD0b4PYRhMU5IKoHP7bIQWU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759739354; c=relaxed/simple; bh=uMxDPfmhFu9c/Vzs4BdXYisoHbh3leAaUC2QHZAwoh0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=hhDnBn6iyDAmSkdxMguAq25VXWhgwej9B4Np2Op3H4mBMBRZIOb8nIhaIw0gslHlJ/KxulTs6mxo+a0nwDAvfMTz4GOxWOdm5FGUb+2LuR7Ll+EYeD+RzaPBjI4f4QbOpl2KdQa1FiRj89MN7Lwa/YhFIYuUrQVMStW/VxN2cms= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com; spf=pass smtp.mailfrom=sang-engineering.com; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b=DL6u660v; arc=none smtp.client-ip=194.117.254.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="DL6u660v" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; s=k1; bh=x39VBSHFccwrhbfyjsPp7h90lsVDCyxui9hUPD390MI=; b=DL6u66 0voyWlDJZzyXhQqVeBoXSjYSmNMJ52b6Rr+uAUniBR43WnASHTB7nWF9o8opNRF9 rLdobOKeRSA63NWKsI8x/jmVmhBhTU6Yx1qOHTr3VVxAd9qaCw9qoAg87Ee7VT4t 6+YxtqV4Dc7+eYt8zFtmH4HK3K0zMYl3o8z0UFKTTcXz2h5j63Imd/rWSIVqY53b lEwhjCD7L4OejU7xML78OTJ4LKYQ8QAza11pJeR4jeL1An26WsNBiFvVfiFV4Zwn SbDyNko6rMwgdN1pqvpv53dkttynqgz4tDvb/owDBhDL4GZY75E0yEo7awtjGY61 +KlnU6/BTR7UIA8Q== Received: (qmail 1689949 invoked from network); 6 Oct 2025 10:29:08 +0200 Received: by mail.zeus03.de with UTF8SMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 6 Oct 2025 10:29:08 +0200 X-UD-Smtp-Session: l3s3148p1@cC29PnlAlOwgAwDPXwQHAL/S9V79e5yL From: Wolfram Sang To: linux-renesas-soc@vger.kernel.org Cc: Wolfram Sang , Geert Uytterhoeven , Magnus Damm , Rob Herring , Krzysztof Kozlowski , Conor Dooley , devicetree@vger.kernel.org Subject: [PATCH 7/9] arm64: dts: renesas: v4h: mark SWDT as reserved Date: Mon, 6 Oct 2025 10:25:25 +0200 Message-ID: <20251006082520.10570-18-wsa+renesas@sang-engineering.com> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20251006082520.10570-11-wsa+renesas@sang-engineering.com> References: <20251006082520.10570-11-wsa+renesas@sang-engineering.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This watchdog can't be used with Linux because the firmware needs it on V4H boards. Sadly, it doesn't mark the node as reserved, so this is added manually here. Signed-off-by: Wolfram Sang --- arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi | 5 +++++ arch/arm64/boot/dts/renesas/r8a779g3-sparrow-hawk.dts | 5 +++++ 2 files changed, 10 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi index 15554aa64c5d..86f09b9a0488 100644 --- a/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi @@ -17,3 +17,8 @@ &rwdt { timeout-sec = <60>; status = "okay"; }; + +/* Firmware should reserve it but sadly doesn't */ +&swdt { + status = "reserved"; +}; diff --git a/arch/arm64/boot/dts/renesas/r8a779g3-sparrow-hawk.dts b/arch/arm64/boot/dts/renesas/r8a779g3-sparrow-hawk.dts index 1da8e476b219..161c083241f9 100644 --- a/arch/arm64/boot/dts/renesas/r8a779g3-sparrow-hawk.dts +++ b/arch/arm64/boot/dts/renesas/r8a779g3-sparrow-hawk.dts @@ -942,3 +942,8 @@ &sensor_thermal_cr52 { &sensor_thermal_ddr1 { critical-action = "shutdown"; }; + +/* Firmware should reserve it but sadly doesn't */ +&swdt { + status = "reserved"; +}; -- 2.47.2