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 8E735C433EF for ; Wed, 29 Dec 2021 17:19:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241042AbhL2RTQ (ORCPT ); Wed, 29 Dec 2021 12:19:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44248 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241034AbhL2RTO (ORCPT ); Wed, 29 Dec 2021 12:19:14 -0500 Received: from mail-lf1-x130.google.com (mail-lf1-x130.google.com [IPv6:2a00:1450:4864:20::130]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 10164C06173F for ; Wed, 29 Dec 2021 09:19:14 -0800 (PST) Received: by mail-lf1-x130.google.com with SMTP id x21so49386888lfa.5 for ; Wed, 29 Dec 2021 09:19:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cogentembedded-com.20210112.gappssmtp.com; s=20210112; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=ApBdSAzt+Zwxf/bUdk7J8+5TGYqTMygUtZUxKyiH+JI=; b=EczcsHb6QnST7K5tF6xIvkMEWJ6xh0Hh27/S5aGO6Bcrb1qI/3InFft+DwOMQFvXK3 6Uy2WfYtq7hObIexa3klhXSajsk42jMWpuSaGVGhAaO7WI3b6GZBq/QwC4rHCkJ6VIKn CFtkCtOEzLAva5IS4L8sTb7axN0vWGvve9/w5qCJVAQ6fPBdoKu5Wc2tcpWWkmPDhBln 1YFpP/8VcErYQB+F1ktL7GhmduKce8WdoN22Qs/uHoQ/ETyFKupJ+DCFfukX8o/dEl18 Kg5kXtLPXaXLbOg7vpOhyFvbSWccgu+MQmSs8wcdZTrfPWTaIey4qvJZzdcwyxUB0a0+ /tCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=ApBdSAzt+Zwxf/bUdk7J8+5TGYqTMygUtZUxKyiH+JI=; b=bKsMbDKNxCb45QjQfZYQWccwoWg3v3mGKtorPOwNKY6ZnIcOcNs5ohsjBopmpBWnts 9Zu85qgiTTXCFH+j4cWkKJIxUJCUXBVsdEg3M/CyqYiH7vxPcSFVzKjx+kZ0gVOQKAAZ s48n7khQxCjK9kW5mFE2k2KuPFAh3/VFp5ywdv8AhPc2bYDHgCuG0dgn06Sd+OU1orkx RUSp8Dz5eK/ERUl5JJtkHu4pUKuyLE3O56r0ge9jFWoW9XyNNwmyjQIli5aTmriZYgFs Lr50heMdA+MI/XaqmUDaevg0XmWbd+Dp4LSlmXRfmZYQ4cF1au/KWkakkq+2DESFUs8X AlhA== X-Gm-Message-State: AOAM533BEac4Lqh04yIIW6FHwiJ5tHk0Xxm1WIAzxQoTQMQ1NLSLmcys vNasUfWjv27ZgpsLQpcE2vTxim87fM0nA9KwdLY= X-Google-Smtp-Source: ABdhPJzJ/vs5ia+NXIwRMuT9HMiGYdJGHoTCRb9uX4YNy/amgGcQX361wEa95q8uNE2X1yzH3ss36A== X-Received: by 2002:a05:6512:15b:: with SMTP id m27mr21949929lfo.218.1640798351957; Wed, 29 Dec 2021 09:19:11 -0800 (PST) Received: from [192.168.112.17] (nikaet.starlink.ru. [94.141.168.29]) by smtp.gmail.com with ESMTPSA id z18sm2251172lfd.8.2021.12.29.09.19.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 29 Dec 2021 09:19:11 -0800 (PST) Subject: Re: [PATCH 2/3] arm64: dts: renesas: r8a77961: Add lvds0 device node To: Laurent Pinchart Cc: Geert Uytterhoeven , Magnus Damm , Kieran Bingham , David Airlie , Daniel Vetter , Rob Herring , dri-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20211224052309.1997096-1-nikita.yoush@cogentembedded.com> <20211224052309.1997096-3-nikita.yoush@cogentembedded.com> <87626d61-ada0-c220-bea5-5330f5256629@cogentembedded.com> From: Nikita Yushchenko Message-ID: <39f70781-831e-c86a-ec5f-68f2b4bd3d62@cogentembedded.com> Date: Wed, 29 Dec 2021 20:19:10 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >> If this approach is not appropriate, then perhaps need to fix it in >> files for all SoCs, to make it possible for extension board dtsi to be >> compatible with all of them. > > I'm writing a patch to drop those right now :-) I'll CC you. Ok. But, are you sure that empty nodes like these are that bad? I was going to suggest a movement in opposite direction - adding more such nodes, so they could form a sort of API for dts plugins describing e.g. displays connectable to boards based on different SoCs. Nikita 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CFA98C433EF for ; Thu, 30 Dec 2021 17:18:34 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BD21810E2CC; Thu, 30 Dec 2021 17:18:33 +0000 (UTC) Received: from mail-lf1-x135.google.com (mail-lf1-x135.google.com [IPv6:2a00:1450:4864:20::135]) by gabe.freedesktop.org (Postfix) with ESMTPS id 94B9B10E22D for ; Wed, 29 Dec 2021 17:19:13 +0000 (UTC) Received: by mail-lf1-x135.google.com with SMTP id x7so49357978lfu.8 for ; Wed, 29 Dec 2021 09:19:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cogentembedded-com.20210112.gappssmtp.com; s=20210112; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=ApBdSAzt+Zwxf/bUdk7J8+5TGYqTMygUtZUxKyiH+JI=; b=EczcsHb6QnST7K5tF6xIvkMEWJ6xh0Hh27/S5aGO6Bcrb1qI/3InFft+DwOMQFvXK3 6Uy2WfYtq7hObIexa3klhXSajsk42jMWpuSaGVGhAaO7WI3b6GZBq/QwC4rHCkJ6VIKn CFtkCtOEzLAva5IS4L8sTb7axN0vWGvve9/w5qCJVAQ6fPBdoKu5Wc2tcpWWkmPDhBln 1YFpP/8VcErYQB+F1ktL7GhmduKce8WdoN22Qs/uHoQ/ETyFKupJ+DCFfukX8o/dEl18 Kg5kXtLPXaXLbOg7vpOhyFvbSWccgu+MQmSs8wcdZTrfPWTaIey4qvJZzdcwyxUB0a0+ /tCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=ApBdSAzt+Zwxf/bUdk7J8+5TGYqTMygUtZUxKyiH+JI=; b=J1WJ8BBF7HWf0V3CksGlddGWr1rUMgiF44K2xINu8VjYYAGWEof2D14Cogj9BkiSFM NSgSQ1x6MrE9N81yI5ZMd1vw6mWipjj7DHW2Nh5Jao5aydRhCsRpOvS8COCceTgFJIzY v2BkT2m0HmGqMeKeArSWBTj6nhhwoS7tbYMfQ2fOP62lb102EpV71Xrt1nnAjEPIFJ0U NphKGTCvpImLM4XmWmHxHefagGvKTWjrk7OYy5GXdfcJO/etr2nnBTVmv7J4wmjz3P66 4LpBGoIA7j6hJ/6QyF48EWD+4OVp5CwFwXK7miPSi3cfXwMAd0OWhW/8l6nsskBoZmS5 VF6w== X-Gm-Message-State: AOAM531EfbYuiL1m+PWJru4YoeU9ZLL0MUBnbvfpwIudj8KCfrdMGrUt Mi6ZMD2PhOBkgsHf3AzskeguTg== X-Google-Smtp-Source: ABdhPJzJ/vs5ia+NXIwRMuT9HMiGYdJGHoTCRb9uX4YNy/amgGcQX361wEa95q8uNE2X1yzH3ss36A== X-Received: by 2002:a05:6512:15b:: with SMTP id m27mr21949929lfo.218.1640798351957; Wed, 29 Dec 2021 09:19:11 -0800 (PST) Received: from [192.168.112.17] (nikaet.starlink.ru. [94.141.168.29]) by smtp.gmail.com with ESMTPSA id z18sm2251172lfd.8.2021.12.29.09.19.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 29 Dec 2021 09:19:11 -0800 (PST) Subject: Re: [PATCH 2/3] arm64: dts: renesas: r8a77961: Add lvds0 device node To: Laurent Pinchart References: <20211224052309.1997096-1-nikita.yoush@cogentembedded.com> <20211224052309.1997096-3-nikita.yoush@cogentembedded.com> <87626d61-ada0-c220-bea5-5330f5256629@cogentembedded.com> From: Nikita Yushchenko Message-ID: <39f70781-831e-c86a-ec5f-68f2b4bd3d62@cogentembedded.com> Date: Wed, 29 Dec 2021 20:19:10 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Mailman-Approved-At: Thu, 30 Dec 2021 17:17:01 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Geert Uytterhoeven , David Airlie , Kieran Bingham , Magnus Damm , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, Rob Herring Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" >> If this approach is not appropriate, then perhaps need to fix it in >> files for all SoCs, to make it possible for extension board dtsi to be >> compatible with all of them. > > I'm writing a patch to drop those right now :-) I'll CC you. Ok. But, are you sure that empty nodes like these are that bad? I was going to suggest a movement in opposite direction - adding more such nodes, so they could form a sort of API for dts plugins describing e.g. displays connectable to boards based on different SoCs. Nikita