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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DF531C43219 for ; Thu, 29 Sep 2022 11:13:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234861AbiI2LNV (ORCPT ); Thu, 29 Sep 2022 07:13:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59332 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234890AbiI2LNT (ORCPT ); Thu, 29 Sep 2022 07:13:19 -0400 Received: from mail-lf1-x12a.google.com (mail-lf1-x12a.google.com [IPv6:2a00:1450:4864:20::12a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8246213744F for ; Thu, 29 Sep 2022 04:13:14 -0700 (PDT) Received: by mail-lf1-x12a.google.com with SMTP id z4so1736805lft.2 for ; Thu, 29 Sep 2022 04:13:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date; bh=9XLTjcTfR7oKSD6FYuz8rsf9GaidwI4jkeOMp+Vcpgg=; b=VILJW6FkPk1WbGBiCV8qFpKI6AtDdxlKMn1nkgynaFiFDYXgYALLkde01boSxSjc9y VTtRPBQQuCYc66LY6UTkxgPNNKj1rBPnUmqHtovqRq/zmqOc4TmFThTC63sch0Oi2rQ2 kC8A98Hih5oPQpZyHRoNTdbdD9tyBEMbsgU+0aMyBeK2PUPsRJy+NDr69LTA9z+jkJ0L k319ehu5cXosJQn++rTiqrw2IPS+PpgODfNUbhjuX9XZd1AmsSwcujSjIFjLQzjDZgE5 XjzssLtQ4wOvCZrxuIq2CY4VM4ahQR+LS9Ksb+c1OWiAvK2jXpeYWTOQAXanUCMbMdEy 7aVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date; bh=9XLTjcTfR7oKSD6FYuz8rsf9GaidwI4jkeOMp+Vcpgg=; b=I9i/Pokaf1z5SrG84cPKzZOH2/Yxlc9dCmrbG9wa6WlfesAl+VMPKn1NVkfeUlxpga oHL7XcNehu4Txh4o7HYe57m1Sp3F6+vuMXdSkpFvQmC4L1s6DhsT0hgnO2/jIyptYojQ 6dEec5X/I6lGrUmEpMA5IOEjBDfGNwIj/dSE9Gq4C673M/QVU3wApfWmV377F2eT2drf pWc+8a1DAbMu9EARn9igj2KJcycxEz1E8LAwf2e1JP7idzBx+2+ofvd4e1t5GC7m/K3P awdrV+vcxOimn9I+tX9vC8Sm0Pw7Mmc8VrDW04yHCvJ0VmybXRZtQ3yxSkYSsImHg2hB ix+g== X-Gm-Message-State: ACrzQf3Q1pTpIzH5wzVhxMjreA1xqM0GVWf3eSvDliV4lzdSpTw6Tyyy QSBuoWQm7aLQ1sWbLpxNtJBEHA== X-Google-Smtp-Source: AMsMyM6Da2z1LE8/N7lc1Nv5jLptMuhM82djEkbuGMvc1Nn6mwOVTPATqxh0opJtTKeFH3DT2jNBgg== X-Received: by 2002:a05:6512:b17:b0:4a0:13c:9b3f with SMTP id w23-20020a0565120b1700b004a0013c9b3fmr1105109lfu.91.1664449992253; Thu, 29 Sep 2022 04:13:12 -0700 (PDT) Received: from [192.168.0.21] (78-11-189-27.static.ip.netia.com.pl. [78.11.189.27]) by smtp.gmail.com with ESMTPSA id k17-20020ac24f11000000b0048b365176d9sm753425lfr.286.2022.09.29.04.13.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 29 Sep 2022 04:13:11 -0700 (PDT) Message-ID: <059dd56e-d778-5b10-0285-3555ba930410@linaro.org> Date: Thu, 29 Sep 2022 13:13:11 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.3.0 Subject: Re: [PATCHv4 1/3] dt-bindings: mmc: synopsys-dw-mshc: document "altr,sysmgr-syscon" Content-Language: en-US To: Ulf Hansson Cc: Dinh Nguyen , jh80.chung@samsung.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org References: <20220928165420.1212284-1-dinguyen@kernel.org> <0fff7922-7932-dda7-f476-32f4b0d09fa0@linaro.org> From: Krzysztof Kozlowski In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 29/09/2022 13:04, Ulf Hansson wrote: >>> So this change will not be backwards compatible with existing DTBs. I >>> noticed that patch2 updates the DTS files for the arm64 platforms, but >>> there seems to be some arm32 platforms too. Isn't this going to be a >>> problem? >>> >> >> The backwards compatibility is actually expressed by the driver. If the >> driver keeps ABI, we can change bindings so that all DTS are being >> updated to pass the checks. > > Right. > > So, I should probably have responded to patch3 instead, as backwards > compatibility doesn't seem to be supported, unless I am mistaken. Yes, it looks like Best regards, Krzysztof