From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0D3CD13D61C; Tue, 26 Mar 2024 21:30:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711488656; cv=none; b=TqkNpF3kDYb7EvrwI68jgcA4laFko/It6x/EiaAEX1rdwXves9XrdMe1t+Q8RaJwRDupbhbaT2ESOPtLSqeftU7SGjiBQf7QkUOQuM45jouzs8VDXPRHpBnL0C+kKMVZRRFsOFW42N1eRUxhZoRSMSvnScWcLLEVxpyB0e/d1zU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711488656; c=relaxed/simple; bh=t4eVO8xDzDU1Y35LKgvIqWUq1Xt8ynqtLWNZOdQr6Xg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=a+J5ssBF8VlbgSSOwQ1PV77IN6TixrFyFkex8i0vsBzRODQ2KnmKOLfe7zK7sw38MmAH7oAw/DUabTfTbZ0Anvf38+XLmZmTMJUWOlc3sgcv9zLm9/UjRGtqV6Aqa2xSYaxaKwdkxCsyQmyHJzCUob/HPSzwwO1mGibPXwTHRbE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GwSJ65LM; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="GwSJ65LM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 522EBC433C7; Tue, 26 Mar 2024 21:30:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711488655; bh=t4eVO8xDzDU1Y35LKgvIqWUq1Xt8ynqtLWNZOdQr6Xg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=GwSJ65LMOtWa1CJvrvfTXZP594whXeCAnZp/Drs1ECQMoMmoNSwm563U5wzHthtmQ 2bJJCbHLDEipof+KwOUlSRAhnfvEfaOeevF7TNOliq6covJ3rmKbsbfcYp+66zLCZg Jhf9eZq12gYx/us8d0ausMk+zXmqvftyFlDcurj8x4CNy+sCt7bYedUFArLGb4xSNv HgEaOR56CfE2Pxuh1Zb3hA20P66yBw11YlFZUWOgpshvuMFRvNwGPkQ3j6LfDeEvkM KdDCY6ZdDHZx5EqNdQgcbj42z5OQ1Mv3S2VuZv7cGi+l9+DK85jfBFaF+vAuKfQy6S 6U0h7n+2cZ/Tw== Date: Tue, 26 Mar 2024 16:30:53 -0500 From: Rob Herring To: Laurent Pinchart Cc: devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-gpio@vger.kernel.org, Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Broadcom internal kernel review list , Ray Jui , Scott Branden , Linus Walleij , Bartosz Golaszewski , Eric Anholt , Stefan Wahren Subject: Re: [PATCH 1/2] dt-bindings: arm: bcm: raspberrypi,bcm2835-firmware: Add missing properties Message-ID: <20240326213053.GA3562515-robh@kernel.org> References: <20240326004902.17054-1-laurent.pinchart@ideasonboard.com> <20240326004902.17054-2-laurent.pinchart@ideasonboard.com> Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240326004902.17054-2-laurent.pinchart@ideasonboard.com> On Tue, Mar 26, 2024 at 02:49:01AM +0200, Laurent Pinchart wrote: > The raspberrypi,bcm2835-firmware devices requires a dma-ranges property, > and, as a result, also needs to specify #address-cells and #size-cells. > Those properties have been added to thebcm2835-rpi.dtsi in commits > be08d278eb09 ("ARM: dts: bcm283x: Add cells encoding format to firmware > bus") and 55c7c0621078 ("ARM: dts: bcm283x: Fix vc4's firmware bus DMA > limitations"), but the DT bindings haven't been updated, resulting in > validation errors: I don't understand. We treat no dma-ranges the same as empty dma-ranges (dma-ranges;). If we didn't, *every* DT would be broken. We should never have dma-ranges without ranges either. Rob