Re: [PATCH net-next 4/6] net: dsa: mt7530: Add the support of MT7531 switch

From: Andrew Lunn
Date: Tue Dec 10 2019 - 11:36:07 EST


On Tue, Dec 10, 2019 at 04:14:40PM +0800, Landen Chao wrote:
> Add new support for MT7531:
>
> MT7531 is the next generation of MT7530. It is also a 7-ports switch with
> 5 giga embedded phys, 2 cpu ports, and the same MAC logic of MT7530. Cpu
> port 6 only supports HSGMII interface. Cpu port 5 supports either RGMII
> or HSGMII in different HW sku.

Hi Landen

Looking at the code, you seem to treat HSGMII as 2500Base-X. Is this
correct? Or is it SGMII over clocked to 2.5Gbps?

Andrew