[OpenWrt-Devel] ramips/mt7621 after 5.4 switch

[Sergio Paracuellos]

Hi,

On Tue, Apr 7, 2020 at 12:16 PM Chuanhong Guo <gch981213 at gmail.com> wrote:
>
> [CC Sergio who worked on upstream PCIE driver]
>
> On Tue, Apr 7, 2020 at 4:45 PM Andre Valentin <avalentin at marcant.net> wrote:
> >
> > Hi!
> >
> > Currently I'm having some serious problems with the new 5.4 port.
> > 1) PCIe
> > I'm developing on the ZyXEL LTE3301-PLUS. It has PCIe and a mt7615e connected to second bus on the first phy.
> > If booting the device, kernel hangs with a RST message, telling the device is not detected. It seems the PCIe bus 1
> > cannot be reseted because nothing is connected to bus 0.
> > An upport of the old PCI driver reenables the function. I can provide more logs on this if needed.

Logs and dmesg traces are always welcome and would be helpful. Both
working and not working traces.

>
> Hi Sergio:
> You may want to look into this.
>
> > 2) DSA
> > These are my first experiments with DSA. I've configured 2 bridges:
> > lan: lan1 lan2 lan3 lan4
> > dmz: lan1.20 lan2.20 lan3.20 lan4.20
> >
> > Inbound traffic on vlan 20 is comming in, outgoing traffic passes the lan1 port but does note arrive at the other end.
> >
> > Should this work with DSA on mediathek?
>
> It's supposed to work so this may be yet another bug upstream.
>
> > If not, I can offer that I write a patch for traditional swconfig.
>
> swconfig is considered deprecated so there's no need to do so.
> In fact, this driver under mediatek target also works for mt7621:
> target/linux/mediatek/files-5.4/drivers/net/phy/mtk/mt753x
>
> --
> Regards,
> Chuanhong Guo

Best regards,
    Sergio Paracuellos

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