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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 1C2DCD30CEE for ; Tue, 13 Jan 2026 22:54:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Gn55x6/YZ4/slyCsrh5AT6hhmEgzx3mWUMl3XlI4UJk=; b=MCvbRg1b/mUbD/lMWcRKEgCLPb gLjQStb3DouSYiE5KbKihNRscFsfIq/va8aqPv5Ow8jIvFkS29hVX3/Ufz9h+AZw8XAvt4i9Lxgm+ zeh5Zul5oguGZciDrQX7en582V4VAf6Dhm1xRfDYxHdv7nyTSW/ZbtZy8XRVm9WK7Ws/J4bw56AWg uzIygUqcRYVvUOcFdbKJ+1ePkja1mJzXoCzTyn1sF6SiAiV1loiGairKJbISrpy3FuWLz2WpRPYBs p9fb0YIR4mcfVm93o0sOUqMm/oGfI1WF2GKdpU5sYcFz++Zs1buaPqc+wGNhDsNSPwEzx5xrBQIyN aT8wa2AQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vfnGo-00000007qbN-0LOY; Tue, 13 Jan 2026 22:53:50 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vfnGl-00000007qb0-3Ojd; Tue, 13 Jan 2026 22:53:48 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 3A5E943621; Tue, 13 Jan 2026 22:53:47 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EBDD9C116C6; Tue, 13 Jan 2026 22:53:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768344827; bh=2MHv5Sgc3pFqXVzbcr112eYhr4dz8zmnuSF9FChDKqc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=eDqGCxraARN2E4kq9xiAODfNysntzYgLFvVCreFPo/qN0DvAqziIxJwnH5briFYcq DtZg8c0OBejyMyBZR61bDYz+gMViYisessBIZn62p21dHScGPcHsy0saZwlfJxtMgB Q5EEGXKgy2/OtH1EjvdvvGzyLce/0radOLE6Hrya6bnJdc+670c1yJb9UmRv1Y3mYq 9ik0mXibfa82PYbau9buuGRe1dwXPlfDHczLjrQTiqsCDHo7DN4jm1ft1Ij3hUpuBP f+/gWYdkl2h2mAJcOeqp7R1niAyPqm5TZUtbC9iYzWD5EdOFbb55CdPNlBLfeiENy7 MvV8u58hsgx6Q== Date: Tue, 13 Jan 2026 16:53:46 -0600 From: Rob Herring To: AngeloGioacchino Del Regno Cc: krzk+dt@kernel.org, conor+dt@kernel.org, matthias.bgg@gmail.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, kernel@collabora.com Subject: Re: [PATCH 1/3] dt-bindings: arm: mediatek: mmsys: Allow single vdo/mmsys endpoint Message-ID: <20260113225346.GA367211-robh@kernel.org> References: <20260108143934.69634-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260108143934.69634-1-angelogioacchino.delregno@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260113_145347_875911_4EE8EF47 X-CRM114-Status: UNSURE ( 9.49 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Jan 08, 2026 at 03:39:32PM +0100, AngeloGioacchino Del Regno wrote: > The hardware supports using just a single output while leaving all > of the others unconfigured (disabled), but the binding did not > really allow specifying a single endpoint@0, because in this case > one must either: > - Call the subnode `endpoint` and not declare any address and/or > size cells; or > - Call the subnode `endpoint@0` and have at least one more other > endpoint(@1 or @2), and declare address/size cells. > > Allow specifying a single `endpoint` subnode, without the `@0` > implicit suffix to suppress warnings happening on this kind of > valid usecase. This series isn't needed. We've dropped this check from dtc. I'll do a sync with upstream. In any case, it's also a W=1 warning which wouldn't be my top priority. Rob