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 0BE56CD11DF for ; Tue, 26 Mar 2024 21:54:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc: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=MHSxVAdvMKeRU0E/xSWNsTucwprlEfKE6CRh7bQu0lU=; b=hRe7CgR1JBd3sV E1DBU1eZ5uv/kvuDdrX5/or3dLDwmHKeWzGI1Etw9AbTI8A0Bn10ITnobMJhZPm6vuocHOspl7eGc JFnRxetBH/dzzqrkSugZlt7tUU9ZNqV2ybKPtk+YAEL84tU1SRrt8Dbmkoo6KjR0exzqYTfxBjOZT uufy7QjOXQnFiIV3sZv3gcuWaXUbuDFQ9KLhVWIGDbLRfh+pU+EF2WqYMtkUzHC20Ou35sji5QOAv 7AVpqKQsUpNbh1pcnqC3tCf7ie5v621420l4oQLZ8p1Gvjd9Rnb14kYx8arwHxC4/Tmd66QsH8uL0 gcSNhuzMu5H7oarI+QmQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rpEkE-00000006bJx-2Chf; Tue, 26 Mar 2024 21:54:10 +0000 Received: from perceval.ideasonboard.com ([213.167.242.64]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rpEkB-00000006bJ2-0PW9; Tue, 26 Mar 2024 21:54:08 +0000 Received: from pendragon.ideasonboard.com (81-175-209-231.bb.dnainternet.fi [81.175.209.231]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id BB29663B; Tue, 26 Mar 2024 22:53:31 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1711490011; bh=0YogUJwlOZxXpf+6tmPxP7JEq8wWzuFiKIVXwOOILUE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Zgij5KQMPN5Xuvg7wBCtC62cMUuBOx1ORvCnsklRonM1fjtNZVPHYVVc10AiX0QF6 g06ESUM9RZXsW/vELsL3IZXcgKyldtYzqY6we2u5OipTzafysVLPqw4V4H1AXsdHBh Y/YkN5mJSHqTug2YOXJ7qtK5uKo1jOJaEWoFHhD4= Date: Tue, 26 Mar 2024 23:53:54 +0200 From: Laurent Pinchart To: Rob Herring 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: <20240326215354.GA15295@pendragon.ideasonboard.com> References: <20240326004902.17054-1-laurent.pinchart@ideasonboard.com> <20240326004902.17054-2-laurent.pinchart@ideasonboard.com> <20240326213053.GA3562515-robh@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20240326213053.GA3562515-robh@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240326_145407_402878_FBCEA1C9 X-CRM114-Status: GOOD ( 12.24 ) 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: , 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 Hi Rob, On Tue, Mar 26, 2024 at 04:30:53PM -0500, Rob Herring wrote: > 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. Please see v2 :-) https://lore.kernel.org/linux-arm-kernel/20240326195807.15163-3-laurent.pinchart@ideasonboard.com/ https://lore.kernel.org/linux-arm-kernel/20240326195807.15163-4-laurent.pinchart@ideasonboard.com/ -- Regards, Laurent Pinchart _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel