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 73F7C1EA7F9; Wed, 26 Mar 2025 14:15:25 +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=1742998525; cv=none; b=TugAH4T2p3wlTXCO1rmOSoFstVCHF/1cO7RR2XdqgyDd36be8C51xQOW/b2Pix0ndmFs4hF0v7Q8hy7fCUZpj3GcvscbXGgmTiniSk6f6wyi8ItvCgi8zBwaZ2HdQzh2q+qaapAym3TYxMYYYJ3TZWhapqEhk44S/dzNEu4SB/U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742998525; c=relaxed/simple; bh=vG0DOe3IBVr+HcgMZZgwW/F29/365bkkNGRl4wzfDMs=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=UBT7bYWjT/oIzMifn5flbJQ8lE6Pur1ntAbioby64lvTB+Mb/CmrGVdk7tIt6CG5+Qk2fcg+Lxi3s9FLdbpKZ0UHDQaLC51anbhWdycjeRMgErZLXvuwYpmDVVhqB+TehYkKTAvtB7QUaJX+x6s4jWkGmG5eeTYLJPHnouWSIkA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=garKwtRj; 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="garKwtRj" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E77DDC4CEE2; Wed, 26 Mar 2025 14:15:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1742998524; bh=vG0DOe3IBVr+HcgMZZgwW/F29/365bkkNGRl4wzfDMs=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=garKwtRj7KwpwKzUP4RYPlVsPY9w10dYR7v2T7G0zn1KWQjQO/+pPLlu/5HPtNNH2 Bt5Jz9bs+LiWua3X+chxD6Oavk14NpoEDmTaxFTqJjXaOHhYrPdhPQXzUrOga8+VZ/ ilxV3THATr5K4bGmCvfP+ay3tQLjujvlCxZVS30HpdGJodz65xwVXZ1t9V5iHf4UO3 hXenuZ4YA9XEGeX7802BGi0hs65kwr2FRqpLVl4eAqKxzkYDIq47H0GBE+XuWcMFEr 7UJGTtbfdoPQvc+DDRyV4hmm+X90csiIZJGboVhN+yongGOsIZu22jGSXuFCmnPnFU gt4/2/mdnh8EA== Message-ID: Date: Wed, 26 Mar 2025 15:15:14 +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: [PATCH 2/5] dt-bindings: net: Add MTIP L2 switch description (fec,mtip-switch.yaml) To: Lukasz Majewski , Andrew Lunn Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Paolo Abeni , Jakub Kicinski , Eric Dumazet , davem@davemloft.net, Andrew Lunn , Pengutronix Kernel Team , Fabio Estevam , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Richard Cochran , netdev@vger.kernel.org, Maxime Chevallier References: <20250325115736.1732721-1-lukma@denx.de> <20250325115736.1732721-3-lukma@denx.de> <2ccab52d-5ed1-4257-a8f1-328c76127ebe@lunn.ch> <20250326144316.2ca252f7@wsk> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 26/03/2025 14:43, Lukasz Majewski wrote: > Hi Andrew, > >>> + phy-reset-gpios: >>> + deprecated: true >>> + description: >>> + Should specify the gpio for phy reset. >> >> It seem odd that a new binding has deprecated properties. Maybe add a >> comment in the commit message as to why they are there. I assume this >> is because you are re-using part of the FEC code as is, and it >> implements them? >> > > In the case of MTIP L2 switch, the reset gpio line (in my case, but > also on e.g. imx28-evk, and vf610) is single for both PHYs. That's kind of proof that property was not placed in correct place. > > I could move the reset to mdio child nodes, but this would be > problematic, as asserting reset on one PHY would reset the second one. It wouldn't if you used reset controller framework for that GPIO. Please move the GPIOs to the device actually having the line, so the GPIOs. Since a year such workarounds are not allowed in kernel anymore. Best regards, Krzysztof