From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mout-p-103.mailbox.org (mout-p-103.mailbox.org [80.241.56.161]) (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 57D3622A80D; Sun, 21 Jun 2026 22:46:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=80.241.56.161 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782081995; cv=none; b=qqYKuvzXiKPg/bYNs1zl6FM+IWHXAVWGoGO+xmqF0D5jR3iXZoKYTAFFDyUCBGRcBj/MpQn21Kzosuna2HidXTFfuZZn9xDDcs0rew0s20SCaHdZddoc5mzPHQVjaelatzzGPO90gqPBLPoVST/HiWnmQXepu3Idk0jhVj3vcME= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782081995; c=relaxed/simple; bh=+pmHWMM8sggC9q3HIshbjnGSzbhp5UITxK7VniY563k=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=GXI0GL89LE42O81y9yiqIGKcc83d++IEXJxqKNRi9oelcwwbfQ98HCKJYcyvFcyCgyluq2xF9iBIg/wXayUybQMUf5oETfkOGmFxpB8+pBboxbGt5jx7TfV59LulhuhyZH9A0c6ZD3eEAEDP81trI7Cf2jZZSOoquy3T8G7XUHM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=mailbox.org; spf=pass smtp.mailfrom=mailbox.org; dkim=pass (2048-bit key) header.d=mailbox.org header.i=@mailbox.org header.b=YuKr0L4w; arc=none smtp.client-ip=80.241.56.161 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=mailbox.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mailbox.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=mailbox.org header.i=@mailbox.org header.b="YuKr0L4w" Received: from smtp102.mailbox.org (smtp102.mailbox.org [10.196.197.102]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mout-p-103.mailbox.org (Postfix) with ESMTPS id 4gk5zT6T4Vz9tnx; Mon, 22 Jun 2026 00:46:29 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailbox.org; s=mail20150812; t=1782081989; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=gEt6DTuBzI0+FzGS8r7ZT6Ohyc5Y63Le4qa6MCGvfow=; b=YuKr0L4wCdBvR6PEHbJBHWgcBIr4EUYEj7DgkSyARftTpwWKTcttWJue4QRFTnT2XLRw8F URVVqNoAXGTy82KmgEGt6GxYxqyjn88uvd9jzQSc8K7xXasz9G3QRWBP8At6u3Asu6RZUK 34ceq07SUILwfmMA9sTLigAJLFIroByMbhHUq0i5a4P/yhl/B/tXlyml7gOhkZTeQrShnm 3Af+2x0NxVL5aS27Ll+AGlpAcP+qPaQ+vj3paPetTDn9pK7a8ohT6sTYOfqMlccUSXzlYm LI3/pPLB23QBVV3bejKFgZMeXsHDFPOGglROgwUPRMXftSFdzSs4lOvewbHbaw== Message-ID: Date: Mon, 22 Jun 2026 00:46:25 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [PATCH v2 3/4] irqchip/gic-v3: Add Renesas R-Car Gen4 erratum workaround To: Thomas Gleixner , linux-pci@vger.kernel.org Cc: Yoshihiro Shimoda , =?UTF-8?Q?Krzysztof_Wilczy=C5=84ski?= , Bjorn Helgaas , Catalin Marinas , Conor Dooley , Geert Uytterhoeven , Krzysztof Kozlowski , Lorenzo Pieralisi , Manivannan Sadhasivam , Marc Zyngier , Rob Herring , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org References: <20260618220427.14325-1-marek.vasut+renesas@mailbox.org> <20260618220427.14325-4-marek.vasut+renesas@mailbox.org> <87cxxkma5p.ffs@fw13> Content-Language: en-US From: Marek Vasut In-Reply-To: <87cxxkma5p.ffs@fw13> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-MBO-RS-META: n8czsugnw3z1ybb5adzw75f9b7bgn1xy X-MBO-RS-ID: 9459b256e9c9aa6c616 On 6/21/26 12:59 PM, Thomas Gleixner wrote: > On Fri, Jun 19 2026 at 00:02, Marek Vasut wrote: >> Renesas R-Car S4/V4H/V4M GIC600 integration has address width for AXI >> or APB interface configured to 32 bit, it can therefore access only >> the first 4 GiB of physical address space. This information comes from >> R-Car V4H Interface Specification sheet, there is currently no technical >> update number assigned to this limitation. Further input from hardware >> engineer indicates that this limitation also applies to R-Car S4 and V4M. >> Name the limitation GEN4GICITS1, and add a driver quirk to mitigate this >> limitation. >> >> The quirk is keyed on the combination of the GIC implementation >> and the platform identification in the device tree. >> >> Signed-off-by: Yoshihiro Shimoda >> Signed-off-by: Marek Vasut > > This SOB chain is broken. Broken ? I don't understand , could you please elaborate ? Should I sort this alphabetically or is that something else ? Thank you for your help !