Regression, bisected: meson-dwmac8b never loads, no ethernet

[Martin Blumenstingl]

Hi Geraldo,

On Tue, Sep 21, 2021 at 4:09 AM Geraldo Nascimento
<geraldogabriel at gmail.com> wrote:
>
> Sorry to add further noise to this, as there's still 6 release candidates to solve this regression, but the correct name of the driver is meson8b-dwmac.
>
> You see, git bisecting the kernel had my head spinning so much that I apparently switched the proper driver name.
>
> Speaking of which, I swear I ran git bisect every time telling it good when where's good and vice-versa. And was I left with a qcom general device tree commit that also merges qcom 5.14-rc3 into 5.15 because of a regression in USB apparently?
Which board/SoC are you referring to?
I can confirm that dwmac-meson8b still works fine on an Odroid-C1
(Meson8b SoC) with 5.15-rc2
Newer (arm64) SoCs additionally use an MDIO mux driver:
- mdio-mux-mmioreg on GXL, GXM
- mdio-mux-meson-g12a on G12A, G12B, SM1


Best regards,
Martin