netdev - Re: [PATCH 9/9] arm64: marvell: dts: add xmdio nodes for 7k/8k

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Message-ID: <20170608084515.GA12385@kwain>
Date:   Thu, 8 Jun 2017 10:45:15 +0200
From:   Antoine Tenart <antoine.tenart@...e-electrons.com>
To:     davem@...emloft.net, jason@...edaemon.net, andrew@...n.ch,
        gregory.clement@...e-electrons.com,
        sebastian.hesselbarth@...il.com, f.fainelli@...il.com
Cc:     Antoine Tenart <antoine.tenart@...e-electrons.com>,
        thomas.petazzoni@...e-electrons.com, mw@...ihalf.com,
        linux@...linux.org.uk, netdev@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 9/9] arm64: marvell: dts: add xmdio nodes for 7k/8k

Hi Gregory,

On Wed, Jun 07, 2017 at 10:38:10AM +0200, Antoine Tenart wrote:
> diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
> index 2a99ff8fca2a..594356243ddb 100644
> --- a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
> +++ b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
> @@ -103,6 +103,13 @@
>  				clocks = <&cps_syscon0 1 9>, <&cps_syscon0 1 5>;
>  			};
>  
> +			cps_xmdio: mdio@...600 {
> +				#address-cells = <1>;
> +				#size-cells = <0>;
> +				compatible = "marvell,xmdio";
> +				reg = <0x12a600 0x10>;
> +			};
> +

Russell pointed out on IRC the mdio/xmdio interfaces aren't wired to
anything on the mcbin. We could either disable these interfaces by
default, or add explicit disables in the mcbin device tree.

What's your thoughts on this?

Thanks!
Antoine

-- 
Antoine Ténart, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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