From mboxrd@z Thu Jan  1 00:00:00 1970
From: Florian Fainelli <f.fainelli@gmail.com>
Subject: Re: net-next lan9303 and CONFIG_NET_DSA_LEGACY
Date: Fri, 15 Dec 2017 12:06:01 -0800
Message-ID: <8DB857B3-F472-4D5D-AD66-27B3FA42ABBE@gmail.com>
References: <5b406965-4ac0-f747-1185-e51de4cecd00@egil-hjelmeland.no>
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Cc: netdev <netdev@vger.kernel.org>
To: Egil Hjelmeland <privat@egil-hjelmeland.no>, andrew@lunn.ch,
        Vivien Didelot <vivien.didelot@savoirfairelinux.com>
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On December 15, 2017 6:51:45 AM PST, Egil Hjelmeland <privat@egil-hjelmelan=
d=2Eno> wrote:
>Hi
>I found that our lan9303 board is unable to receive network data unless
>
>CONFIG_NET_DSA_LEGACY is set=2E Is that a problem with the driver, or our
>
>DTS?  (imx28)
>
>    ahb@80080000 {
>       mac0: ethernet@800f0000 {
>          clocks =3D <&clks 57>, <&clks 57>, <&clks 64>;
>          clock-names =3D "ipg", "ahb", "enet_out";
>          phy-mode =3D "rmii";
>          pinctrl-names =3D "default";
>          pinctrl-0 =3D <&mac0_pins_a>;
>          status =3D "okay";
>
>          fixed-link {
>             speed =3D <100>;
>             full-duplex;
>          };
>
>          mdio {
>             #address-cells =3D <1>;
>             #size-cells =3D <0>;
>
>             switch: switch-phy@0 {
>                compatible =3D "smsc,lan9303-mdio";
>                reg =3D <0>;
>                reset-gpios =3D <&gpio2 7 GPIO_ACTIVE_LOW >;
>                reset-duration =3D <10>;
>                ports {
>                   #address-cells =3D <1>;
>                   #size-cells =3D <0>;
>
>                   port@0 {
>                      reg =3D <0>;
>                      label =3D "cpu";
>                      ethernet =3D <&mac0>;
>                      phy-mode =3D "rmii";
>                      fixed-link {
>                         speed =3D <100>;
>                         full-duplex;
>                      };
>                   };
>
>                   port@1 { /* external port 1 */
>                      reg =3D <1>;
>                      label =3D "sw1";
>                      phy-mode =3D "rmii";
>                   };
>
>                   port@2 { /* external port 2 */
>                      reg =3D <2>;
>                      label =3D "sw2";
>                      phy-mode =3D "rmii";
>                   };
>                };
>             };
>          };
>       };
>    };
>
>Any advise would be appreciated=2E

Your DTS appears sane and using the new binding=2E Is the switch driver su=
ccessfully probing and it is just packet transmission/reception that is non=
 functional?
Hi Egil,
--=20
Florian