netdev - Re: net: dsa: lantiq_gswip: getting the first selftests to pass

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Date:   Mon, 1 Aug 2022 21:48:38 +0200
From:   Martin Blumenstingl <martin.blumenstingl@...glemail.com>
To:     Aleksander Bajkowski <olek2@...pl>
Cc:     Vladimir Oltean <olteanv@...il.com>, netdev@...r.kernel.org,
        andrew@...n.ch, vivien.didelot@...il.com,
        Hauke Mehrtens <hauke@...ke-m.de>, f.fainelli@...il.com
Subject: Re: net: dsa: lantiq_gswip: getting the first selftests to pass

Hi Aleksander,

On Sun, Jul 31, 2022 at 11:29 PM Aleksander Bajkowski <olek2@...pl> wrote:
[...]
> > The GSWIP140 datasheet (page 82) has a "MAC Learning disable and MAC
> > Learning Limitation Description" (table 26).
> > In the xRX200 vendor kernel I cannot find the LNDIS bit in
> > PCE_PCTRL_3, so I suspect it has only been added in newer GSWIP
> > revisions (xRX200 is at least one major IP revision behind GSW140).
> > Maybe Hauke knows?
>
>
> In the GPL sources [1] for the xRX330, the LNDIS bit is marked as added
> in revision 2.2 of the GSWIP IP core. The xRX200 uses revision 2.0 or 2.1.
oh, that's some really useful information - thanks a lot!


Best regards,
Martin