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SubjectRe: [PATCH v3 4/4] net: phy: marvell-88q2xxx: add driver for the Marvell 88Q2220 PHY
On Thu, Dec 21, 2023 at 03:25:56PM +0100, Andrew Lunn wrote:
> > Without setting the master-slave option it didn't work. I think its
> > mandatory.
>
> I don't think it is. The PHY should have a default setting for
> master-slave. Often its based on the typical use case. If its
> typically inside a switch, then it should default to prefer-master. If
> its typically in an end system, then it should be prefer-slave.

However, master/slave needs autoneg, and if autoneg is disabled, then
that may not be resolvable, and it may need manual configuration.

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