linux-kernel - Re: [PATCH 3/8] ARM: dts: armada-388-clearfog: Utilize new DSA binding

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Message-ID: <87fuky7mjt.fsf@weeman.i-did-not-set--mail-host-address--so-tickle-me>
Date:   Wed, 04 Jan 2017 12:38:30 -0500
From:   Vivien Didelot <vivien.didelot@...oirfairelinux.com>
To:     Florian Fainelli <f.fainelli@...il.com>,
        Gregory CLEMENT <gregory.clement@...e-electrons.com>
Cc:     linux-arm-kernel@...ts.infradead.org,
        Jason Cooper <jason@...edaemon.net>,
        Andrew Lunn <andrew@...n.ch>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        "open list\:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/8] ARM: dts: armada-388-clearfog: Utilize new DSA binding

Hi Florian, All,

Florian Fainelli <f.fainelli@...il.com> writes:

>> However is there a way to be sure that the new binding is used?
>
> The best way is probably to make sure that your switch device appears
> parented to the MDIO bus driver under /sys/class/mdio_bus/*mvmdio*.
> Alternatively, if you see a message like:
>
> DSA: switch 0 0 parsed
>
> in your dmesg, that would also be indicative of using the new binding
> and corresponding code.

That makes me think that we should either remove, or use different
values for the version described in net/dsa/dsa.c:

    char dsa_driver_version[] = "0.1";

Today this is absolutely useless and erroneous.

Thanks,

        Vivien