Re: [PATCH net-next 4/8] net: dsa: lan9645x: add basic dsa driver for LAN9645X
From: Jens Emil Schulz Ostergaard
Date: Fri Mar 06 2026 - 10:07:17 EST
On Thu, 2026-03-05 at 18:37 +0100, Andrew Lunn wrote:
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>
> > > However, this is a multi-giga switch, with high speed SERDES ports. My
> > > guess is, a SERDES port is used to connect to the host, not RGMII. So
> > > i would not implement this, until somebody reports having a board with
> > > RGMII connecting to the host. KISS.
> >
> > We intend to do exactly that with this switch, just because the host
> > doesn't support SGMII, just RMII/RGMII.
>
> :-)
>
> Then i suggest using {rx|tx}-internal-delay-ps as Vladimir suggested.
>
> Andrew
OK, I will use {rx|tx}-internal-delay-ps instead. I can add that the
current EVB board for lan9645x also uses RGMI mac2mac to the host, so there
are already users who would appreciate this. This is the LAN96459 EDS2
Daughter Card with part number EV14H52A.
Thanks,
Emil