Messages in this thread | | | Date | Fri, 30 Jul 2021 05:01:44 +0200 | From | Andrew Lunn <> | Subject | Re: [RFC-PATCH] net: stmmac: Add KR port support. |
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On Thu, Jul 29, 2021 at 04:44:42PM -0700, Daniel Walker wrote: > From: Balamurugan Selvarajan <balamsel@cisco.com> > > 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.
I agree with Florian here. Look at all the in kernel examples of a SoC MAC connected to an Ethernet switch. Some use rgmii, others 1000BaseX or higher. But they all follow the same scheme, and don't need invasive MAC driver changes.
Andrew
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