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 DF42F19F462; Fri, 25 Apr 2025 16:36:27 +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=1745598988; cv=none; b=adKokek/Ceiaqyg8bM86VLTHxI9TQZjH2/kfAs6FD+antKdQU/YJmL/MZDS02+is9CfQpIgNEoNRTiU3/xvFA84AMwuWTITMKJgDDzUIyNsvWmB05PCgN4Mg0I4Dbz99d5RsgCBuaWrMi71TNheSsqpTlkhrSAwm7m+2jPp9nAw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745598988; c=relaxed/simple; bh=qyYP/d0Q/C/Ic0eifIrMXz9F9Vl6Jkj4BL5YiQzS9uY=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=E1ODokoVAwZNrVIb9KwAxgOJ71YuiSZW2iImNdDMAf3SjDS3GuTHEFlFBaUHxHU8z9STAdeSdX4+6+stxURTIyp1HxHlkNiB4vIK9C4cP5czZm7jKmi6KjJoTZX1wrTzNqeKrhw6uZVm2r4tpkdX1o6vEoFZKDVaJROiZpablM0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=eGLaRP/w; 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="eGLaRP/w" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 14348C4CEE4; Fri, 25 Apr 2025 16:36:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1745598987; bh=qyYP/d0Q/C/Ic0eifIrMXz9F9Vl6Jkj4BL5YiQzS9uY=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=eGLaRP/w67b6h2wN8dZhO7dOlM7r9Fk99DiSfwgCAFU3mWJ3w8GA2JN6No26ObB4T U74kacS1VdPLlfj6tXp33L07rJXCBMxTy7RIGt6cTaRDjAC8kakgMeFCWDbDawAexY qvWNZtNH1OouvW97QfH6v9TLuoEaOm6Axg4nf1hEMxM6nSvWa14CkRq9BCaYBbKuyn cSNk6KwCLL5XfT7RMmgU0p7o+q5hIPzM1mEJTzEH/EGrt4dbj2jBiTjlxIhq/jnpWN bRrtBYI1dWpbYDbS1VWaOpUTA+ZzGtKsdh/9IL+iEFRmp73xm17WoZ2bZXj8N0immK 6ivpz4qjHLEQQ== Message-ID: <16a98816-f43c-4f4d-940e-9da30cb1f73f@kernel.org> Date: Fri, 25 Apr 2025 18:36:22 +0200 Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v1] arm64: dts: imx8qm: add ethernet aliases To: Francesco Dolcini , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Cc: Francesco Dolcini , devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20250422100239.58799-1-francesco@dolcini.it> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 22/04/2025 12:02, Francesco Dolcini wrote: > From: Francesco Dolcini > > Add ethernet aliases, they are used by the firmware to set the MAC > address and by systemd to rename network interfaces to predictable > interface names, e.g. end0 and end1. > > Signed-off-by: Francesco Dolcini > --- > arch/arm64/boot/dts/freescale/imx8qm.dtsi | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8qm.dtsi b/arch/arm64/boot/dts/freescale/imx8qm.dtsi > index 6fa31bc9ece8..eccd0087efa7 100644 > --- a/arch/arm64/boot/dts/freescale/imx8qm.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8qm.dtsi > @@ -17,6 +17,8 @@ / { > #size-cells = <2>; > > aliases { > + ethernet0 = &fec1; > + ethernet1 = &fec2; Can't they be disabled (e.g. because MAC is external?) on actual board? IOW, aliases for exposed interfaces are properties of boards, not SoC. What's more, I cannot find these in this DTSI, so how can you add alias to non-existing node? Best regards, Krzysztof