linux-kernel - Re: [PATCH 2/2] ARM: dts: Add the ethernet and ethernet PHY to the cygnus core DT.

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Message-ID: <20170424220842.GA26241@lunn.ch>
Date:   Tue, 25 Apr 2017 00:08:42 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Eric Anholt <eric@...olt.net>
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        Vivien Didelot <vivien.didelot@...oirfairelinux.com>,
        netdev@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        bcm-kernel-feedback-list@...adcom.com, Ray Jui <rjui@...adcom.com>,
        Scott Branden <sbranden@...adcom.com>,
        Jon Mason <jonmason@...adcom.com>
Subject: Re: [PATCH 2/2] ARM: dts: Add the ethernet and ethernet PHY to the
 cygnus core DT.

> +		mdio: mdio@...02000 {
> +			compatible = "brcm,iproc-mdio";
> +			reg = <0x18002000 0x8>;
> +			#size-cells = <1>;
> +			#address-cells = <0>;
> +
> +			gphy0: eth-gphy@0 {
> +				reg = <0>;
> +				max-speed = <1000>;
> +			};
> +
> +			gphy1: eth-gphy@1 {
> +				reg = <1>;
> +				max-speed = <1000>;
> +			};
> +		};

Hi Eric

Do these max-speed properties do anything useful? Is the PHY capable
of > 1Gbps?

   Thanks
	Andrew