netdev - RE: [PATCH net-next v4 2/3] net: enetc: Initialize SerDes for SGMII and USXGMII protocols

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Date:   Tue, 7 Jul 2020 07:53:54 +0000
From:   Claudiu Manoil <claudiu.manoil@....com>
To:     Michael Walle <michael@...le.cc>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, Andrew Lunn <andrew@...n.ch>,
        Vladimir Oltean <olteanv@...il.com>,
        Alexandru Marginean <alexandru.marginean@....com>,
        Heiko Thiery <heiko.thiery@...il.com>,
        Russell King - ARM Linux admin <linux@...linux.org.uk>
Subject: RE: [PATCH net-next v4 2/3] net: enetc: Initialize SerDes for SGMII
 and USXGMII protocols

>-----Original Message-----
>From: Michael Walle <michael@...le.cc>
>Sent: Tuesday, July 7, 2020 1:03 AM
[...]
>Subject: [PATCH net-next v4 2/3] net: enetc: Initialize SerDes for SGMII and
>USXGMII protocols
>
>ENETC has ethernet MACs capable of SGMII, 2500BaseX and USXGMII. But in
>order to use these protocols some SerDes configurations need to be
>performed. The SerDes is configurable via an internal PCS PHY which is
>connected to an internal MDIO bus at address 0.
>
>This patch basically removes the dependency on bootloader regarding
>SerDes initialization.
>
>Signed-off-by: Michael Walle <michael@...le.cc>

Reviewed-by: Claudiu Manoil <claudiu.manoil@....com>