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Date: Wed, 9 Aug 2023 13:11:04 +0100
From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: Sergei Antonov <saproj@gmail.com>
Cc: Vladimir Oltean <olteanv@gmail.com>, netdev@vger.kernel.org
Subject: Re: Regression: supported_interfaces filling enforcement
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	lindbergh.monkeyblade.net

On Mon, Jul 10, 2023 at 05:35:35PM +0300, Sergei Antonov wrote:
> &mdio1 {
>         status = "okay";
> 
>         #address-cells = <1>;
>         #size-cells = <0>;
> 
>         switch@10 {
>                 compatible = "marvell,mv88e6060";
>                 reg = <0x10>;
> 
>                 ports {
>                         #address-cells = <1>;
>                         #size-cells = <0>;
> 
>                         port@0 {
>                                 reg = <0>;
>                                 label = "lan2";
>                         };
> 
>                         port@1 {
>                                 reg = <1>;
>                                 label = "lan3";
>                         };
> 
>                         port@2 {
>                                 reg = <2>;
>                                 label = "lan1";
>                         };
> 
>                         port@5 {
>                                 reg = <5>;
>                                 label = "cpu";
>                                 ethernet = <&mac1>;
>                                 phy-mode = "mii";

While looking at the datasheet for this switch, it supports SNI,
MII MAC (mii), MII PHY (revmii), and RMII PHY (revrmii) modes.

Is your port 5 actually configured for "revmii" rather than "mii"?

Thanks.

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