netdev - Re: [PATCH] net: dsa: microchip: Support GMII on user ports

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Date:   Tue, 23 Aug 2022 21:13:38 +0300
From:   Vladimir Oltean <olteanv@...il.com>
To:     Marek Vasut <marex@...x.de>
Cc:     netdev@...r.kernel.org,
        Arun Ramadoss <arun.ramadoss@...rochip.com>,
        "David S . Miller" <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>
Subject: Re: [PATCH] net: dsa: microchip: Support GMII on user ports

On Tue, Aug 23, 2022 at 12:43:43PM +0200, Marek Vasut wrote:
> The user ports on KSZ879x indicate they are of GMII interface type instead
> of INTERNAL interface type. Add GMII into the list of supported user port
> interfaces to avoid the following failure on probe:
> 
> "
> ksz8795-switch spi0.0 lan1 (uninitialized): validation of gmii with support 0000000,00000000,000062cf and advertisement 0000000,00000000,000062cf failed: -EINVAL
> ksz8795-switch spi0.0 lan1 (uninitialized): failed to connect to PHY: -EINVAL
> ksz8795-switch spi0.0 lan1 (uninitialized): error -22 setting up PHY for tree 0, switch 0, port 0
> "
> 
> Signed-off-by: Marek Vasut <marex@...x.de>
> ---
> Cc: Arun Ramadoss <arun.ramadoss@...rochip.com>
> Cc: David S. Miller <davem@...emloft.net>
> Cc: Florian Fainelli <f.fainelli@...il.com>
> Cc: Vladimir Oltean <olteanv@...il.com>

https://lore.kernel.org/netdev/20220818143250.2797111-1-vladimir.oltean@nxp.com/