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From:   Andrew Lunn <andrew@lunn.ch>
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Subject: Re: [PATCH net-next v2 0/2] Enable 2.5Gbps speed for stmmac
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> Intel mgbe is flexible to pair with any PHY. Only Aquantia/Marvell
> multi-gige PHY can do rate adaption right?

The Marvell/Marvell multi-gige PHY can also do rate
adaptation. Marvell buying Aquantia made naming messy :-(
I should probably use part numbers.

> Hence, we still need to take care of others PHYs.

Yes, it just makes working around the broken design harder if you want
to get the most out of the hardware.

   Andrew