lkml.org 
[lkml]   [2021]   [Jul]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC-PATCH] net: stmmac: Add KR port support.
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

\
 
 \ /
  Last update: 2021-07-30 05:02    [W:0.095 / U:0.160 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site