Subject: Re: [RFC-PATCH] net: stmmac: Add KR port support.

From: "Russell King (Oracle)" <[email-masked]>
Date: Fri, 30 Jul 2021 16:11:25 +0100

On Thu, Jul 29, 2021 at 04:44:42PM -0700, Daniel Walker wrote:
> From: Balamurugan Selvarajan <[email-masked]>
> 
> For KR port the mii interface is a chip-to-chip
> interface without a mechanical connector. So PHY
> inits are not applicable. In this case MAC is
> configured to operate at forced speed(1000Mbps)
> and full duplex. Modified driver to accommodate
> PHY and NON-PHY mode.

Can we clarify exactly what you are talking about here. What does
"KR port" refer to? What protocol is spoken by this port? Is it
1000BASE-KX (1000BASE-X over backplane)? Does it include 10GBASE-KR?

Thanks.

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