linux-kernel - Re: [PATCH 2/2] ARM: dts: aspeed: ventura2: Add Meta ventura2 BMC

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Message-ID: <c069b452-df22-4afa-bf6a-c48949f40ebc@lunn.ch>
Date: Mon, 22 Dec 2025 10:30:44 +0100
From: Andrew Lunn <andrew@...n.ch>
To: Kyle Hsieh <kylehsieh1995@...il.com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Joel Stanley <joel@....id.au>,
	Andrew Jeffery <andrew@...econstruct.com.au>,
	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-aspeed@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] ARM: dts: aspeed: ventura2: Add Meta ventura2 BMC

> +&mdio0 {
> +	status = "okay";
> +};
> +
> +&mac2 {
> +	status = "okay";
> +	phy-mode = "rmii";
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_rmii3_default>;
> +	fixed-link {
> +		speed = <100>;
> +		full-duplex;
> +	};
> +};

That is an odd combination. You enable the MDIO bus, but don't have
any PHYs on it, no phandles pointing to it. And you have this
fixed-link. It makes me think you have an Ethernet switch on the bus,
and this connects to it?

    Andrew