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From:   =?utf-8?Q?Bj=C3=B8rn_Mork?= <bjorn@mork.no>
To:     "Russell King (Oracle)" <linux@armlinux.org.uk>
Cc:     Frank Wunderlich <frank-w@public-files.de>,
        Frank Wunderlich <linux@fw-web.de>,
        linux-mediatek@lists.infradead.org,
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        Paolo Abeni <pabeni@redhat.com>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] net: mtk_sgmii: implement mtk_pcs_ops
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Date:   Mon, 16 Jan 2023 17:48:45 +0100
In-Reply-To: <Y8V+pvWlV6pSuDX/@shell.armlinux.org.uk> (Russell King's message
        of "Mon, 16 Jan 2023 16:43:18 +0000")
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"Russell King (Oracle)" <linux@armlinux.org.uk> writes:

> I found the document for the PHY at:
>
> https://assets.maxlinear.com/web/documents/617792_gpy212b1vc_gpy212c0vc_d=
s_rev1.3.pdf
>
> It seems as I suspected, the PHY has not completed SGMII AN. Please
> can you read register 8 when operating at 1G speeds as well
> (VSPEC1_SGMII_CTRL)? Thanks.

Both phys at 1G:

root@OpenWrt:/# mdio mdio-bus 5:30 raw 8
0x34da

root@OpenWrt:/# mdio mdio-bus 6:30 raw 8
0x34da


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