Re: [PATCH net 0/2] net: bcmgenet: revisit MAC reset

From: David Miller
Date: Wed Mar 18 2020 - 00:02:24 EST


From: Doug Berger <opendmb@xxxxxxxxx>
Date: Mon, 16 Mar 2020 14:44:54 -0700

> Commit 3a55402c9387 ("net: bcmgenet: use RGMII loopback for MAC
> reset") was intended to resolve issues with reseting the UniMAC
> core within the GENET block by providing better control over the
> clocks used by the UniMAC core. Unfortunately, it is not
> compatible with all of the supported system configurations so an
> alternative method must be applied.
>
> This commit set provides such an alternative. The first commit
> reverts the previous change and the second commit provides the
> alternative reset sequence that addresses the concerns observed
> with the previous implementation.
>
> This replacement implementation should be applied to the stable
> branches wherever commit 3a55402c9387 ("net: bcmgenet: use RGMII
> loopback for MAC reset") has been applied.
>
> Unfortunately, reverting that commit may conflict with some
> restructuring changes introduced by commit 4f8d81b77e66 ("net:
> bcmgenet: Refactor register access in bcmgenet_mii_config").
> The first commit in this set has been manually edited to
> resolve the conflict on net/master. I would be happy to help
> stable maintainers with resolving any such conflicts if they
> occur. However, I do not expect that commit to have been
> backported to stable branch so hopefully the revert can be
> applied cleanly.

Series applied and queued up for -stable, thank you.