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 1CB0FC433F5 for ; Wed, 6 Apr 2022 17:05:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238339AbiDFRHy (ORCPT ); Wed, 6 Apr 2022 13:07:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58936 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238266AbiDFRHl (ORCPT ); Wed, 6 Apr 2022 13:07:41 -0400 Received: from mail-ej1-x62f.google.com (mail-ej1-x62f.google.com [IPv6:2a00:1450:4864:20::62f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CBF23116B41 for ; Wed, 6 Apr 2022 07:44:19 -0700 (PDT) Received: by mail-ej1-x62f.google.com with SMTP id bh17so4735141ejb.8 for ; Wed, 06 Apr 2022 07:44:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=UNqM0LlACzUWebKPb32nAc46OxRJa6ogRvRpwiXpenY=; b=whpZ3f6EBitVqq0rstJxB66VMYokK6P1XsHnHCPNRzkc24btGAatngLwzN3FrEmk+X nXT4tCx7EzcaMXTxngfAU80wkPN1yAVsJZzSkSehSs2BXtRZcANCt6m93GX/BihIB+RY V7oYXx4CRRS7J6miGCAMWSNwRF8g+2l++6BEPLe7nzBKUOC+V2vfMI/s7CSmVp/9jdHg 2/Olc5oty19Vow4Sg9OXhlXGsSwaVffLD3aYy1+qWIQMaUVmQfNqM4kQlZSdQ670kpqP vXJHa0sJFTiCf0/nKh9/Le5EEfDWZiiBQuOkp6OsMtfLFinyDWYCxFlQdT5cQN3FFnwh nmVQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=UNqM0LlACzUWebKPb32nAc46OxRJa6ogRvRpwiXpenY=; b=fkdmI/cq26cRfMhAX8a2uMem760dYveIL3SVFpUD2rLEKMjvsNMmzFJXbiiNYVAap7 219n466eBeuMc7N3Q+IgwOHuT/SUUelxFZZwNAdkkBIq7Uw0R4dj6gtl4vrifal+cpPM gBtYUC0d5plcBaj9B40lOdxnr+bwtoQwMt5SSLfRkcfjFdSs/i+h45Tp3olIQ1mplaaq R88FrLlpBqlqlLqprxGIvRY2+909QLrkREd9abwHkSsEOJdZX/XDeau3wrr7zj5Wr4cy 1SaFLSGC73baTPT14v/+Ahf0OV32MqnYCQsGI5ahaUgEwBNXYBghTyReN9OBMmT2ozfm RkOw== X-Gm-Message-State: AOAM5314rxXTuvTCr8gGoWCR1/+Thuv3iKhKeAC9dCRufsmYLWNtE9dN 7UJ8W/AbYXA+JN038AwjGAGcwA== X-Google-Smtp-Source: ABdhPJweVGzt2UYsW0wgC1QYNfzk/buFhSRGS7vEy/Lzgm2Wxo+7xzpzsQtReauuNt8ndDaCKGNT3A== X-Received: by 2002:a17:907:3d93:b0:6e7:4d22:75c8 with SMTP id he19-20020a1709073d9300b006e74d2275c8mr8656814ejc.330.1649256258352; Wed, 06 Apr 2022 07:44:18 -0700 (PDT) Received: from [192.168.0.185] (xdsl-188-155-201-27.adslplus.ch. [188.155.201.27]) by smtp.gmail.com with ESMTPSA id h30-20020a056402095e00b00412b81dd96esm7858108edz.29.2022.04.06.07.44.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 06 Apr 2022 07:44:17 -0700 (PDT) Message-ID: <397e30c2-18c3-93d6-16f5-b113be77f51a@linaro.org> Date: Wed, 6 Apr 2022 16:44:16 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.7.0 Subject: Re: [PATCH 1/3] dt-bindings: display: mediatek: Correct disp_aal binding for MT8183 Content-Language: en-US To: Rex-BC Chen , chunkuang.hu@kernel.org, robh+dt@kernel.org, krzk+dt@kernel.org Cc: matthias.bgg@gmail.com, p.zabel@pengutronix.de, airlied@linux.ie, yongqiang.niu@mediatek.com, jason-jh.lin@mediatek.com, nancy.lin@mediatek.com, allen-kh.cheng@mediatek.com, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Project_Global_Chrome_Upstream_Group@mediatek.com References: <20220406094654.29722-1-rex-bc.chen@mediatek.com> <20220406094654.29722-2-rex-bc.chen@mediatek.com> From: Krzysztof Kozlowski In-Reply-To: <20220406094654.29722-2-rex-bc.chen@mediatek.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 06/04/2022 11:46, Rex-BC Chen wrote: > The driver data of MT8183 and MT8173 are different. > The value of has_gamma for MT8173 is true while the value of MT8183 is > false. Therefore, the compatible of disp_aal for MT8183 is not suitable > for the compatible for MT8173. Just because one feature is not supported, it does not mean they are incompatible, which you claim in the patch below. Are you sure they are really incompatible and MT8173 fallback cannot be used? Best regards, Krzysztof