linux-kernel - Re: [PATCH 02/10] ARM: dts: imx6ul: support Engicam MicroGEA-MX6UL SoM

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Message-ID: <60bc2857-d3d6-4309-a24b-e41cd37c6991@lunn.ch>
Date: Sat, 7 Jun 2025 16:02:12 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Dario Binacchi <dario.binacchi@...rulasolutions.com>
Cc: linux-kernel@...r.kernel.org, Matteo Lisi <matteo.lisi@...icam.com>,
	linux-amarula@...rulasolutions.com,
	Conor Dooley <conor+dt@...nel.org>,
	Fabio Estevam <festevam@...il.com>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Rob Herring <robh@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Shawn Guo <shawnguo@...nel.org>, devicetree@...r.kernel.org,
	imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 02/10] ARM: dts: imx6ul: support Engicam MicroGEA-MX6UL
 SoM

> +&fec1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_enet1>, <&pinctrl_phy_reset>;
> +	phy-mode = "rmii";
> +	phy-handle = <&ethphy0>;
> +	local-mac-address = [00 04 9F 01 1B B9];

00:04:9f is Freescale Semiconductor. Since you are not Freescale, are
you actually allowed to use this MAC address?

If you look around, you find most boards use 00 00 00 00 00 00 as a
place holder, and the bootloader puts in the real per device MAC
address.

	Andrew