linux-kernel - Re: [PATCH v2 4/6] net: phy: at803x: mention AR8033 as same as AR8031

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Date:   Thu, 7 Nov 2019 03:04:36 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Michael Walle <michael@...le.cc>
Cc:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        netdev@...r.kernel.org, Rob Herring <robh@...nel.org>,
        David Miller <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>,
        Simon Horman <simon.horman@...ronome.com>,
        Oleksij Rempel <o.rempel@...gutronix.de>
Subject: Re: [PATCH v2 4/6] net: phy: at803x: mention AR8033 as same as AR8031

On Wed, Nov 06, 2019 at 11:36:15PM +0100, Michael Walle wrote:
> The AR8033 is the AR8031 without PTP support. All other registers are
> the same. Unfortunately, they share the same PHY ID. Therefore, we
> cannot distinguish between the one with PTP support and the one without.

Not nice. I suppose there might be a PTP register you can read to
determine this, but that is not very helpful.

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew