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 6620B23EABF; Fri, 5 Dec 2025 08:08:59 +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=1764922139; cv=none; b=r0XVXNFlTg1pUM3hBN5c8m0Sx4iTQelY57VUDGsh4H5raoaA45+JdDMg2dYeJRGzC7bTrrrtWxfs/oRSICAXSccQ+VcqptePMstjYMx+sI0xlvgARE9qAHG2iTE8HMotVn6CQOUNqrHnTMF1GZUG7IP9013cuOTk84wEFAtALZU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764922139; c=relaxed/simple; bh=uDMIUxMDwlKVBIc+Lk+xFokJcFCeFvx0VMvgpa2qhZA=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=ItfsQfvHTITDGPlaX5YkdlCa8XpBTZk2EBe5o2vujR4teokH2ntoHO7K26umVOs1YTmBqE1jcmdXU3CDHnOqRxPBixCRxoaeZhNp4a8vAetmdaZWIqGqf9NqDVpraeIqjn94aW3LJD6CWSnb4NbjUzlZZ7Z5fNRkc8qfB/xWeI4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kb76jhaJ; 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="kb76jhaJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 35C77C4CEF1; Fri, 5 Dec 2025 08:08:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1764922138; bh=uDMIUxMDwlKVBIc+Lk+xFokJcFCeFvx0VMvgpa2qhZA=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=kb76jhaJCz9XKCGu+Y0A+4FG3jgNG1xWmAK8JZwBpIDiEMLhjjHtW68EmRLJJp+KO NlqTAAfLV9evS0ROi5z/6/I0/Doe1Fou7c+twEtYKmFJb4jtOCdZlbdo2J+BFpAIFa nWrkEijAgWCCoDEUzp88Div6qvzMP64zknELsNiHed1XCgazXRhiE78eHH0nx7qoK7 Ekr6K+bV3tzFQfwhL8+wN04eDfKWmAIPerTuDS2kFSKqT9JvA2H7NHJck2Onid1lu2 d//m5Pee+2F6/0QtR/lPXdSCaRSaHDyG/KLPplqr7sX2RgwQfY/ge4xPHcJhb7mBks J6X5qnCpHMkPg== Message-ID: Date: Fri, 5 Dec 2025 09:08:54 +0100 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH] arm64: broadcom: bcm2712: Rework rp1 overlay handling To: Florian Fainelli Cc: "Rob Herring (Arm)" , Krzysztof Kozlowski , Phil Elwell , Broadcom internal kernel review list , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Conor Dooley , linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Andrea della Porta References: <20251117211503.728354-2-robh@kernel.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 17/11/2025 22:15, Rob Herring (Arm) wrote: > It's a requirement that DT overlays be applied at build time in order to > validate them as overlays are not validated on their own. > > Simply adding a build time target is possible, but it's also not desirable > to have targets which include the overlay contents and apply the same > overlay. > > Rework the targets such that there are 2 overlays: the existing RP1 overlay > and the board specific configuration of the RP1 (bcm2712-rpi-5-b.dtso). > > Signed-off-by: Rob Herring (Arm) > --- > The missing applying of rp1.dtbo will soon be a warning[1]. > > The comment in bcm2712-rpi-5-b.dts(o) needs updating or removing. The RP1 > driver or userspace handling of the overlay probably needs updating to > handle the 2 overlays. IIRC, I think we can apply overlays to overlays > which may be useful here. If not, adding that to the tools should be > possible. > > [1] https://lore.kernel.org/all/20251114222759.4181152-1-robh@kernel.org/ > --- > arch/arm64/boot/dts/broadcom/Makefile | 10 ++++++++-- > ...m2712-d-rpi-5-b.dts => bcm2712-d-rpi-5-b-base.dts} | 2 +- > .../{bcm2712-rpi-5-b.dts => bcm2712-rpi-5-b.dtso} | 11 +++++------ So now Linus' tree has warnings. Can this be applied by anyone around Broadcom and sent as fixes? Best regards, Krzysztof