From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ot1-f99.google.com (mail-ot1-f99.google.com [209.85.210.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 63EFD315D46 for ; Fri, 5 Dec 2025 16:41:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.99 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764952928; cv=none; b=QXjYMeCUtcsWfJWTRbIs/MssUD2IAEUxcwWYnQ+JDY5zF7n6xtdEo+VrEtP6/3MV23KRrydredojWmnW4VxHawgKKabBBgyZT1gYsM85AzxFrjCyGAoRFit/1BequsxjoJEEYd/lfhGAAQZrQhZqnHw6K8Ugh4EszCA6gWM3dVE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764952928; c=relaxed/simple; bh=rXP155dmfxplW4KsLZ6mP2cYyC7nZVUSAbAAWTO5dNM=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=LFtIMkEdjOVPq+ZUN8T8FwS3JZ887v+baLaC3KNu2QTKpEBVPuOjP+O92Hw5yxb9YfCpbYgnrJh/uysH+46IZovdp8oeDtVD0oX1ikk/jrSWuYewKTIbf/nDTTArWDQ/UW1weCAxQC1AHkoZKjztAj7QToe2kGPiexesowHkbog= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=broadcom.com; spf=fail smtp.mailfrom=broadcom.com; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b=ELOTza4d; arc=none smtp.client-ip=209.85.210.99 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=broadcom.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=broadcom.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="ELOTza4d" Received: by mail-ot1-f99.google.com with SMTP id 46e09a7af769-7c95936e43cso844125a34.0 for ; Fri, 05 Dec 2025 08:41:49 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764952907; x=1765557707; h=content-transfer-encoding:in-reply-to:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:dkim-signature:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=x8vWFsGyx37EcR9Ck3rWLZNCzDMVpsZ+MmmOiw3mV4E=; b=H4vjy2cmU873QNunW2Vd0UOj6RwBgQo2YwGsZX3HRWkbkt/d3N5vf1x0Y5nGhgVc2/ u77+t9xKfyeBKVgoLkGVei3t78gIpPsZfvFnf2bue3L92f1tXFKjoTv/x76rwq8yW9gb hqZO1cOuU/+Kii+EHTZLh84Y/2UtiVIjQRL1iDNtQlYFiYsedNucTzHqZ/ECoRXsQG2G aPVLdZL681KO9LmtQf9QHM0Hkop+j3DwIRRfx3X/hTWELUzimJgF4Y7aMKMTXBhROKtO 5I8mZiXGh9ojxi9R10SmJ7lfPVH+R6jSeJLN60jW1F39l7OrpBYbNjxXJ79R25xCgLoS Zudw== X-Forwarded-Encrypted: i=1; AJvYcCWueHg3SX21UGzrEfLkSsvQqMfh9xOSJZZjsk9oRSm3318oeyQvFQyN+lWw4F4wYm3ooqI0W9Fnj5fj@vger.kernel.org X-Gm-Message-State: AOJu0YxQUpmFam68n6zZBrocO/ppJv9HinCekee84nb+hT+skusNN+pT q5d3ZX4mw9QGuTvmv3cYF0cP7YHLOBuRHXikt/6oD24nD1YfyJy0/4wlSg7stPwQxnEle8sboe8 2CUYRQdkk2bWxb8NkWaiVS1WEYIVoFoOVWPMGgj5ef1yMralsaC4RasFuxnjAzAJkRxbw0sPaDB /xaZp9vuziytc5xwVU5fn78GwQsH9YRcGdQirwb6i+vy0hWesBCPVdZECgsJu0/WHcRYkJcCSSy iTh4BGfUL5j6kE8KSkK6g== X-Gm-Gg: ASbGncuHYuZjU7aEW8x3Fd9wHPVmoUAPbH01efErxS0IufXFFFUsumXO8O7GG1Gs6ag thov61YMi/KVVt889HhvVcEHcK1e/S4zhMNWnhHACXeP0k3w3MWXd/uHsq1dPhMtyD1qgnQzRsO L9VixGUOXTPWoycwt+YSSzzr5kH85U9yPylkUruPTOnfZo2h9Zkq9uf656WJVMB/wrG4Bu8i6tT oYu1AqkNtZ3J/CW8eFhV1HPXjP2YCSwXlUeZ+5b7h4AfTIgV2F6ZTrE/gwK6aj7YjR/nRup5BVB DT0gCobCX1+nbKEcfCeBfGU42OQ72ZelojFJZZKfOXkbePJP+xkxIfCdKNCUr92J7hxJZYUUNEV MfGZtlm/Zfv4FAFDPrPuV65BZNn3NMh0LXMJRFtJkKREPHobHVkoqErwZshVmRCWLBMmoQZKhP3 jwP25p0gLkRBffQuLKxRDMcXNMFHhmf6O1bnjQ7oxnWY1Qui8ujrW+ X-Google-Smtp-Source: AGHT+IH9j43u4Hg3BOQxwFldGfOS9KMZrr4mmEgAVXFS1McMRqVlozW73YsZgiYN8879fnMC4Ohdk5hXUd+r X-Received: by 2002:a05:6830:90b:b0:7ae:56f2:c2c5 with SMTP id 46e09a7af769-7c94dc36922mr7843283a34.28.1764952907119; Fri, 05 Dec 2025 08:41:47 -0800 (PST) Received: from smtp-us-east1-p01-i01-si01.dlp.protect.broadcom.com (address-144-49-247-103.dlp.protect.broadcom.com. [144.49.247.103]) by smtp-relay.gmail.com with ESMTPS id 46e09a7af769-7c95ac68b13sm724794a34.6.2025.12.05.08.41.46 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 05 Dec 2025 08:41:47 -0800 (PST) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-wr1-f72.google.com with SMTP id ffacd0b85a97d-42e2e2389aeso1263985f8f.1 for ; Fri, 05 Dec 2025 08:41:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1764952905; x=1765557705; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:from:to:cc:subject:date:message-id:reply-to; bh=x8vWFsGyx37EcR9Ck3rWLZNCzDMVpsZ+MmmOiw3mV4E=; b=ELOTza4dV4BOJRxuoACKmSGCT4B2MO9/4jw91z8FKJSy3z4j/2G/OscMAzyv0HFE98 HrZpNyMUEmIwi1xLoDOn1H/K2r2Doi0ql2TGlr4MU/Fsf8FpZOOUW6Rwc0gFayZtvbmt lcm3h9xeEy3OSKUi/8tEF0kajjIW+Zmi0Av+E= X-Forwarded-Encrypted: i=1; AJvYcCXrGQ81BvqMl3RLxY3NH8wvEhNbzos3aua45Vn0qQHjYhd8p09nIq0D439I7KF0QKyT4m5uToRcP2nR@vger.kernel.org X-Received: by 2002:a05:6000:310e:b0:429:d6fa:da32 with SMTP id ffacd0b85a97d-42f731d1ab7mr11349007f8f.59.1764952905187; Fri, 05 Dec 2025 08:41:45 -0800 (PST) X-Received: by 2002:a05:6000:310e:b0:429:d6fa:da32 with SMTP id ffacd0b85a97d-42f731d1ab7mr11348971f8f.59.1764952904652; Fri, 05 Dec 2025 08:41:44 -0800 (PST) Received: from [10.67.48.245] ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-42f7d331e62sm10059554f8f.35.2025.12.05.08.41.40 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 05 Dec 2025 08:41:43 -0800 (PST) Message-ID: <7f051318-0aaf-454d-8a85-b6d16fa10d2b@broadcom.com> Date: Fri, 5 Dec 2025 08:41:38 -0800 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: Krzysztof Kozlowski 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> Content-Language: en-US, fr-FR From: Florian Fainelli Autocrypt: addr=florian.fainelli@broadcom.com; keydata= xsBNBFPAG8ABCAC3EO02urEwipgbUNJ1r6oI2Vr/+uE389lSEShN2PmL3MVnzhViSAtrYxeT M0Txqn1tOWoIc4QUl6Ggqf5KP6FoRkCrgMMTnUAINsINYXK+3OLe7HjP10h2jDRX4Ajs4Ghs JrZOBru6rH0YrgAhr6O5gG7NE1jhly+EsOa2MpwOiXO4DE/YKZGuVe6Bh87WqmILs9KvnNrQ PcycQnYKTVpqE95d4M824M5cuRB6D1GrYovCsjA9uxo22kPdOoQRAu5gBBn3AdtALFyQj9DQ KQuc39/i/Kt6XLZ/RsBc6qLs+p+JnEuPJngTSfWvzGjpx0nkwCMi4yBb+xk7Hki4kEslABEB AAHNMEZsb3JpYW4gRmFpbmVsbGkgPGZsb3JpYW4uZmFpbmVsbGlAYnJvYWRjb20uY29tPsLB IQQQAQgAywUCZWl41AUJI+Jo+hcKAAG/SMv+fS3xUQWa0NryPuoRGjsA3SAUAAAAAAAWAAFr ZXktdXNhZ2UtbWFza0BwZ3AuY29tjDAUgAAAAAAgAAdwcmVmZXJyZWQtZW1haWwtZW5jb2Rp bmdAcGdwLmNvbXBncG1pbWUICwkIBwMCAQoFF4AAAAAZGGxkYXA6Ly9rZXlzLmJyb2FkY29t Lm5ldAUbAwAAAAMWAgEFHgEAAAAEFQgJChYhBNXZKpfnkVze1+R8aIExtcQpvGagAAoJEIEx tcQpvGagWPEH/2l0DNr9QkTwJUxOoP9wgHfmVhqc0ZlDsBFv91I3BbhGKI5UATbipKNqG13Z TsBrJHcrnCqnTRS+8n9/myOF0ng2A4YT0EJnayzHugXm+hrkO5O9UEPJ8a+0553VqyoFhHqA zjxj8fUu1px5cbb4R9G4UAySqyeLLeqnYLCKb4+GklGSBGsLMYvLmIDNYlkhMdnnzsSUAS61 WJYW6jjnzMwuKJ0ZHv7xZvSHyhIsFRiYiEs44kiYjbUUMcXor/uLEuTIazGrE3MahuGdjpT2 IOjoMiTsbMc0yfhHp6G/2E769oDXMVxCCbMVpA+LUtVIQEA+8Zr6mX0Yk4nDS7OiBlvOwE0E U8AbwQEIAKxr71oqe+0+MYCc7WafWEcpQHFUwvYLcdBoOnmJPxDwDRpvU5LhqSPvk/yJdh9k 4xUDQu3rm1qIW2I9Puk5n/Jz/lZsqGw8T13DKyu8eMcvaA/irm9lX9El27DPHy/0qsxmxVmU pu9y9S+BmaMb2CM9IuyxMWEl9ruWFS2jAWh/R8CrdnL6+zLk60R7XGzmSJqF09vYNlJ6Bdbs MWDXkYWWP5Ub1ZJGNJQ4qT7g8IN0qXxzLQsmz6tbgLMEHYBGx80bBF8AkdThd6SLhreCN7Uh IR/5NXGqotAZao2xlDpJLuOMQtoH9WVNuuxQQZHVd8if+yp6yRJ5DAmIUt5CCPcAEQEAAcLB gQQYAQIBKwUCU8AbwgUbDAAAAMBdIAQZAQgABgUCU8AbwQAKCRCTYAaomC8PVQ0VCACWk3n+ obFABEp5Rg6Qvspi9kWXcwCcfZV41OIYWhXMoc57ssjCand5noZi8bKg0bxw4qsg+9cNgZ3P N/DFWcNKcAT3Z2/4fTnJqdJS//YcEhlr8uGs+ZWFcqAPbteFCM4dGDRruo69IrHfyyQGx16s CcFlrN8vD066RKevFepb/ml7eYEdN5SRALyEdQMKeCSf3mectdoECEqdF/MWpfWIYQ1hEfdm C2Kztm+h3Nkt9ZQLqc3wsPJZmbD9T0c9Rphfypgw/SfTf2/CHoYVkKqwUIzI59itl5Lze+R5 wDByhWHx2Ud2R7SudmT9XK1e0x7W7a5z11Q6vrzuED5nQvkhAAoJEIExtcQpvGagugcIAJd5 EYe6KM6Y6RvI6TvHp+QgbU5dxvjqSiSvam0Ms3QrLidCtantcGT2Wz/2PlbZqkoJxMQc40rb fXa4xQSvJYj0GWpadrDJUvUu3LEsunDCxdWrmbmwGRKqZraV2oG7YEddmDqOe0Xm/NxeSobc MIlnaE6V0U8f5zNHB7Y46yJjjYT/Ds1TJo3pvwevDWPvv6rdBeV07D9s43frUS6xYd1uFxHC 7dZYWJjZmyUf5evr1W1gCgwLXG0PEi9n3qmz1lelQ8lSocmvxBKtMbX/OKhAfuP/iIwnTsww 95A2SaPiQZA51NywV8OFgsN0ITl2PlZ4Tp9hHERDe6nQCsNI/Us= In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-DetectorID-Processed: b00c1d49-9d2e-4205-b15f-d015386d3d5e On 12/5/25 00:08, Krzysztof Kozlowski wrote: > 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? It's an RFC and I was hoping to get Andrea to comment on this patch before applying. -- Florian