netdev - Re: [PATCH net-next v3 2/2] net: phy: micrel: lan8814 cable improvement errata

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Message-ID: <2bbc2980-ce44-49ab-81b3-dbbaa0829bb7@lunn.ch>
Date: Mon, 4 Mar 2024 14:25:07 +0100
From: Andrew Lunn <andrew@...n.ch>
To: Horatiu Vultur <horatiu.vultur@...rochip.com>
Cc: hkallweit1@...il.com, linux@...linux.org.uk, davem@...emloft.net,
	edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
	wojciech.drewek@...el.com, arun.ramadoss@...rochip.com,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	UNGLinuxDriver@...rochip.com
Subject: Re: [PATCH net-next v3 2/2] net: phy: micrel: lan8814 cable
 improvement errata

On Mon, Mar 04, 2024 at 10:15:48AM +0100, Horatiu Vultur wrote:
> When the length of the cable is more than 100m and the lan8814 is
> configured to run in 1000Base-T Slave then the register of the device
> needs to be optimized.
> 
> Workaround this by setting the measure time to a value of 0xb. This
> value can be set regardless of the configuration.
> 
> This issue is described in 'LAN8814 Silicon Errata and Data Sheet
> Clarification' and according to that, this will not be corrected in a
> future silicon revision.
> 
> Reviewed-by: Wojciech Drewek <wojciech.drewek@...el.com>
> Signed-off-by: Horatiu Vultur <horatiu.vultur@...rochip.com>

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

    Andrew