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 9CD4028BAB9; Wed, 3 Dec 2025 07:30:32 +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=1764747032; cv=none; b=Wn6yxThYLeHo0U/HrVHB/P0XXLB78micBT6FszaKuFq1rJ6vClpKxK7zq1ZlDtQzlLijxZWxvRxMz/pv0t7zOIgkDchf2Zu1NYln+wqnaydQ1IK2U/QayC1dILLj1VHf35Ff+ntus3hEQFr45MS7mw+41UDYOq9IhcQkSLPeeio= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764747032; c=relaxed/simple; bh=pv6q00YaSFpFrZeUj2emgD6eb67X85Dw29g2lgwIGWU=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=tlQm3QDHCzKnNr7J5mUxWtcj5m4QtQUBOqoVWN9jC1UzeHI2n0+M0mA1vKtA6cmD8qpuKwP/HRBUpWusG/MQU5Fml1KSjk9dUfzaK7B9s/5gXzHSYIShsxlkr7LSC374r0woTRQLKMzlI4/O/lyWIFxZMv861zKIwPLwOv5cn6s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Fape61ID; 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="Fape61ID" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B8226C4CEFB; Wed, 3 Dec 2025 07:30:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1764747032; bh=pv6q00YaSFpFrZeUj2emgD6eb67X85Dw29g2lgwIGWU=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=Fape61IDMTOfqKbe8C3rN4Vx/9jyoSyxk10t7rb1z0CCi+yZmMWdQE3P4GAhOMOhc IJucEBOY42kldk3Os5xLVB7gxGXnVg8i70B0bGcczNByoqB8jOyDUKbE0vZm5K22NQ oQ4QpaTkwe/+HpDZPgLvLh2B/1Km7Auut8jrI+vIOA7U3BMKx3Au1N9tYVdzuFQMg6 jG4hPpd4jQ5mYzBB07PUbqdEm+HN9r2qG/G/lvPTSggl5UGEaW5ge/qY1s1KYiKN6k OFXl6j4pCBB5zlAxNWoT9NWsh2Cjxw6xSxN1sI0Ln1R1EyjNlNgdFYTgJwtH85yj3y 95kSGrOcSfEDg== Message-ID: <9a28308b-2ca6-4206-a22d-9615cd1dfabb@kernel.org> Date: Wed, 3 Dec 2025 08:30:28 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RESEND PATCH 1/2] dt-bindings: soc: altera: Move altera.yaml from arm to soc To: Dinh Nguyen Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20251125134004.261165-1-dinguyen@kernel.org> <20251126-flat-fennec-of-charisma-ba8dc1@kuoka> <054158a2-eb47-48a4-ba4c-0bcf7703e0e3@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 02/12/2025 22:04, Dinh Nguyen wrote: > > > On 11/26/25 03:46, Krzysztof Kozlowski wrote: >> On Tue, Nov 25, 2025 at 07:40:02AM -0600, Dinh Nguyen wrote: >>> All Altera boards can hosts soft core CPUs like NIOS V or a RISC V, so >> >> Please send it with the user of this change, so with DTS for RISC-V or >> NIOS-V. >> >> This alone is not really correct, if all compatibles here are for ARM >> and nothing in commit msg said that any compatible is not for ARM... >> unless you claim that each of these SoCs are multi-arch? >> > > The SoCFPGA devices can house both the hardened ARM cluster running But "can" does not mean "does". None of the boards here do host. If they do, it must be clearly expressed that you documented RISC-V under ARM. > simultaneously with a number of soft Nios V cores in the FPGA fabric. > They may be running independently or working together through shared > memory or shared peripheral IO. I think that would be a qualify as a > multi-arch device. Again, we speak ONLY about these few, very specific boards. Not SoCs. > > From what we've seen of multi-arch use cases, there are separate DTS > files for the soft-core CPU unit. Can you elaborate by what DTS you'd > like to see to accomodate this change? We do not discuss DTS at all here. Best regards, Krzysztof