Re: [PATCH net-next v3 0/9] net: dsa: add DSA support for the LAN9645x switch chip family

From: Jakub Kicinski

Date: Mon Apr 13 2026 - 18:48:05 EST


On Fri, 10 Apr 2026 13:48:36 +0200 Jens Emil Schulz Østergaard wrote:
> This series provides the Microchip LAN9645X Switch driver.
>
> The LAN9645x is a family of chips with ethernet switch functionality and
> multiple peripheral functions. The switch delivers up to 9 ethernet
> ports and 12 Gbps switching bandwidth.
>
> The switch chip has 5 integrated copper PHYs, support for 2x RGMII
> interfaces, 2x SGMII and one QSGMII interface.
>
> The switch chip is from the same design architecture family as ocelot
> and lan966x, and the driver reflects this similarity. However, LAN9645x
> does not have an internal CPU in any package, and must be driven
> externally. For register IO it supports interfaces such as SPI, I2C and
> MDIO.

We're wrapping up the 7.1 PR and doesn't look like Vladimir (or any
other DSA expert) had a chance to review this yet, so let's defer to
the next cycle.
--
pw-bot: defer