netdev - Re: [PATCH v2] net: dsa: mv88e6xxx: support RGMII cmode

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Message-ID: <Yv/KwIDbYewAGD/d@lunn.ch>
Date:   Fri, 19 Aug 2022 19:39:12 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Marcus Carlberg <marcus.carlberg@...s.com>
Cc:     Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, kernel@...s.com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] net: dsa: mv88e6xxx: support RGMII cmode

On Fri, Aug 19, 2022 at 03:56:29PM +0200, Marcus Carlberg wrote:
> Since the probe defaults all interfaces to the highest speed possible
> (10GBASE-X in mv88e6393x) before the phy mode configuration from the
> devicetree is considered it is currently impossible to use port 0 in
> RGMII mode.
> 
> This change will allow RGMII modes to be configurable for port 0
> enabling port 0 to be configured as RGMII as well as serial depending
> on configuration.
> 
> Signed-off-by: Marcus Carlberg <marcus.carlberg@...s.com>

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

    Andrew