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Message-ID: <04508e5f-5ead-7c05-b7ff-d227ae5bc6ac@gmail.com>
Date: Tue, 10 Dec 2019 09:32:56 -0800
From: Florian Fainelli <f.fainelli@...il.com>
To: Russell King <rmk+kernel@...linux.org.uk>,
Andrew Lunn <andrew@...n.ch>,
Heiner Kallweit <hkallweit1@...il.com>
Cc: "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org
Subject: Re: [PATCH net-next v2 12/14] net: phylink: make Broadcom BCM84881
based SFPs work
On 12/9/19 7:19 AM, Russell King wrote:
> The Broadcom BCM84881 does not appear to send the SGMII control word
> when operating in SGMII mode, which causes network adapters to fail
> to link with the PHY, or decide to operate at fixed 1G speed, even if
> the PHY negotiated 100M.
>
> Work around this by detecting the Broadcom BCM84881 and switch to phy
> mode rather than inband mode.
>
> Signed-off-by: Russell King <rmk+kernel@...linux.org.uk>
Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
--
Florian
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