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=-5.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 3C3F5C433E0 for ; Thu, 2 Jul 2020 06:02:38 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 07C792070C for ; Thu, 2 Jul 2020 06:02:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="rhkVidui" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 07C792070C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=qzYEGRHJZ2ljZ/91w5zUzAl0z1qUyPT2CGBTbVzKSE4=; b=rhkVidui9e+h5O+HOJfOXwodN 1MRAhXg0jrP4i5JUJ5T3QkMZFh1tZdqE+BOZf9ZWiaWkCSZnPftbtoS3QiE3QblgnPVtygrlyNPvw vfj/2+SDIZnqrgokJrMpj03TaTiz6BFnMFd1owcQLZRljSl+t1F3zx1hQVV9TLH1c3CXatK69HS8k W6BGNIrGTprVcM8h1qnDvXYYXrLIdEERap/rtFzlDtCjbcQT9HDDkGLHL6u0FxVEoWnmpW8c5gPFV k5rTJFpJ7NJycJf84B5cYfdMCOnwnuZn9/1X5VGNfy+wB8FI+FUXhyQSNrvlQMBwJy/GQpVTvdMxU fWwbVy6pA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jqsHh-0000i2-9C; Thu, 02 Jul 2020 06:01:21 +0000 Received: from mail-ed1-f67.google.com ([209.85.208.67]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jqsHf-0000gx-7q for linux-arm-kernel@lists.infradead.org; Thu, 02 Jul 2020 06:01:19 +0000 Received: by mail-ed1-f67.google.com with SMTP id dg28so22321983edb.3 for ; Wed, 01 Jul 2020 23:01:18 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=lh8nOJbCY3dntMrTsg/+G+LQq9DAGDc6JO+HAJfI85o=; b=Mmx9vIV0RmmXdibw3xrIULb1CW4BOkMWBt3im0L21QURfNbzDuPPKh63mqSxYmbYXI wdRLc6roZyQNDJwabyCro0vSXQl4bEe5JAX/ix66WzJ0DMBkHmFWSqYrfMxf7uhMp01n 3kQLpQOn2/ObnPzAJnGsWu6vKyrruhCPKR3qgC4+c8st9qHLWZxEalYMuZwWYjX3nwEE 3U7MscUKbPUFg8CxGg6rtzinxynLU6VR//Ou1RBrReVuNFuUof60S3U47IhsmzbJ0PBg 1IPmigmAXKNtSXy/1b6gOMkxcjiliKOrDNYwKvr5VHqHrCCg1czcqlZGo1GNN6TJFLpg JZWw== X-Gm-Message-State: AOAM5329PQHO/m2pzUDA8s5hLR3VejUZnvIqzANX11YThDbo+A/JvQbf Z0tKGNMa0FJA9v74DAM+1qQ= X-Google-Smtp-Source: ABdhPJytqNBKyu/7EesZQUeT1QVMje4jzUxwKQOO1ElwidZDiWnDP+YK1VCjC1i7ybpkImxk+ckfUg== X-Received: by 2002:a50:f9c9:: with SMTP id a9mr34533109edq.89.1593669677760; Wed, 01 Jul 2020 23:01:17 -0700 (PDT) Received: from kozik-lap ([194.230.155.195]) by smtp.googlemail.com with ESMTPSA id r17sm8046146edw.68.2020.07.01.23.01.16 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Wed, 01 Jul 2020 23:01:17 -0700 (PDT) Date: Thu, 2 Jul 2020 08:01:15 +0200 From: Krzysztof Kozlowski To: Marek Szyprowski Subject: Re: [PATCH 3/4] arm64: dts: exynos: Align DMA controller bus node name with dtschema Message-ID: <20200702060115.GB4175@kozik-lap> References: <20200629204442.17336-1-krzk@kernel.org> <20200629204442.17336-3-krzk@kernel.org> <3c1eb3fe-8eef-1f91-ff4e-3081a871fc80@samsung.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <3c1eb3fe-8eef-1f91-ff4e-3081a871fc80@samsung.com> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200702_020119_316171_F542754B X-CRM114-Status: GOOD ( 13.96 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org, Bartlomiej Zolnierkiewicz , Sylwester Nawrocki , Pankaj Dubey , linux-kernel@vger.kernel.org, Chanwoo Choi , Rob Herring , Kukjin Kim , Alim Akhtar , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Jun 30, 2020 at 09:34:52AM +0200, Marek Szyprowski wrote: > Hi Krzysztof, > > On 29.06.2020 22:44, Krzysztof Kozlowski wrote: > > AMBA is a bus so name the node with DMA controllers just as "bus" to fix > > dtschema warnings like: > > > > amba: $nodename:0: 'amba' does not match '^(bus|soc|axi|ahb|apb)(@[0-9a-f]+)?$' > > > > Signed-off-by: Krzysztof Kozlowski > > Do we really need a separate 'bus' for those DMA controllers? > > IMHO they are not different from the hw perspective from the other > devices available on the SoC. A separate bus is a historical thing, they > work fine when moved directly under the 'soc' node. The separate bus > only mimics the way Linux organizes its drivers. This comment affects > both ARM and ARM64. Good point, other boards keep them under SoC usually. Thanks for feedback. Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel