linux-kernel - Re: [PATCH net v2 1/1] net: dsa: microchip: make sure drive strength configuration is not lost by soft reset

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Message-ID: <ba872ca08cba230cceeaab3e7a0b7724f639bfed.camel@microchip.com>
Date: Tue, 5 Mar 2024 08:03:18 +0000
From: <Arun.Ramadoss@...rochip.com>
To: <andrew@...n.ch>, <olteanv@...il.com>, <davem@...emloft.net>,
	<Woojung.Huh@...rochip.com>, <pabeni@...hat.com>, <o.rempel@...gutronix.de>,
	<edumazet@...gle.com>, <f.fainelli@...il.com>, <kuba@...nel.org>
CC: <kernel@...gutronix.de>, <linux-kernel@...r.kernel.org>,
	<netdev@...r.kernel.org>, <UNGLinuxDriver@...rochip.com>
Subject: Re: [PATCH net v2 1/1] net: dsa: microchip: make sure drive strength
 configuration is not lost by soft reset

Hi Oleksij,

On Tue, 2024-03-05 at 07:48 +0100, Oleksij Rempel wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you
> know the content is safe
> 
> This driver has two separate reset sequence in different places:
> - gpio/HW reset on start of ksz_switch_register()
> - SW reset on start of ksz_setup()
> 
> The second one will overwrite drive strength configuration made in
> the
> ksz_switch_register().
> 
> To fix it, move ksz_parse_drive_strength() from ksz_switch_register()
> to
> ksz_setup().
> 
> Fixes: d67d7247f641 ("net: dsa: microchip: Add drive strength
> configuration")
> Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>
> 

Acked-by: Arun Ramadoss <arun.ramadoss@...rochip.com>