netdev - Re: [PATCH net-next v2 3/3] net: ethernet: fec: Allow the MDIO preamble to be disabled

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Message-ID: <733512b9-aa39-2a4f-6b01-b12823eb92c2@gmail.com>
Date:   Sat, 18 Apr 2020 14:09:29 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Andrew Lunn <andrew@...n.ch>, David Miller <davem@...emloft.net>
Cc:     netdev <netdev@...r.kernel.org>,
        Heiner Kallweit <hkallweit1@...il.com>, fugang.duan@....com,
        Chris Healy <Chris.Healy@....aero>
Subject: Re: [PATCH net-next v2 3/3] net: ethernet: fec: Allow the MDIO
 preamble to be disabled



On 4/17/2020 5:03 PM, Andrew Lunn wrote:
> An MDIO transaction normally starts with 32 1s as a preamble. However
> not all devices requires such a preamble. Add a device tree property
> which allows the preamble to be suppressed. This will half the size of
> the MDIO transaction, allowing faster transactions.
> 
> Suggested-by: Chris Healy <Chris.Healy@....aero>
> Signed-off-by: Andrew Lunn <andrew@...n.ch>

Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
-- 
Florian