From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_2 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6CFECC433E7 for ; Wed, 14 Oct 2020 13:25:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1D5A722202 for ; Wed, 14 Oct 2020 13:25:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727782AbgJNNZV convert rfc822-to-8bit (ORCPT ); Wed, 14 Oct 2020 09:25:21 -0400 Received: from mslow2.mail.gandi.net ([217.70.178.242]:50286 "EHLO mslow2.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725944AbgJNNZV (ORCPT ); Wed, 14 Oct 2020 09:25:21 -0400 Received: from relay12.mail.gandi.net (unknown [217.70.178.232]) by mslow2.mail.gandi.net (Postfix) with ESMTP id 4F3193B5E05 for ; Wed, 14 Oct 2020 12:59:18 +0000 (UTC) Received: from xps13 (unknown [91.224.148.103]) (Authenticated sender: miquel.raynal@bootlin.com) by relay12.mail.gandi.net (Postfix) with ESMTPSA id B936D200013; Wed, 14 Oct 2020 12:58:47 +0000 (UTC) Date: Wed, 14 Oct 2020 14:58:46 +0200 From: Miquel Raynal To: Fabio Estevam Cc: Florian Fainelli , Jim Quinlan , Stephen Rothwell , abhimanyu.saini@nxp.com, Ioana Ciornei , Naresh Kamboju , Joerg Roedel , Robin Murphy , Poonam Aggrwal , Rob Herring , Joerg Roedel , Arnd Bergmann , Richard Weinberger , open list , lkft-triage@lists.linaro.org, Linux-Next Mailing List , linux-mtd@lists.infradead.org, Suram Suram , masonccyang@mxic.com.tw, Will Deacon , "Z.Q. Hou" , Christoph Hellwig Subject: Re: arm-smmu 5000000.iommu: Cannot accommodate DMA offset for IOMMU page tables Message-ID: <20201014145846.613977d5@xps13> In-Reply-To: References: <20200924090349.GF27174@8bytes.org> <20200924092546.GJ27174@8bytes.org> <20200924095629.GL27174@8bytes.org> <20201011055258.22337d66@canb.auug.org.au> Organization: Bootlin X-Mailer: Claws Mail 3.17.4 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Precedence: bulk List-ID: X-Mailing-List: linux-next@vger.kernel.org Hello, Fabio Estevam wrote on Wed, 14 Oct 2020 09:28:49 -0300: > Hi Florian, > > On Sun, Oct 11, 2020 at 6:59 PM Florian Fainelli wrote: > > > however the NAND warning still remains. Someone else familiar with these > > NXP development boards should fix the DTS so as to provide the require > > ECC strength property. > > The ECC NAND warning looks like a regression. > > I had originally reported it for an imx27 board and now I also pointed > out that it also affects Layerscape: > https://lore.kernel.org/linux-mtd/20201013193652.0c535c7c@xps13/T/#m09fad7eacdf86aee0834bbd8863d6d5ee2e69f8c I think this thread initially reported two distinct defects, one has been solved, the second one is in my hands but I couldn't find the root cause yet. I tried to reproduce, without luck, with another NAND controller. If someone has an imx based board and a NAND controller on it, I would appreciate some help. Thanks, Miquèl