Re: [PATCH] [v4] wiznet: convert to GPIO descriptors

Andrew Lunn
2026-04-27T14:48:47Z

On Mon, Apr 27, 2026 at 04:28:29PM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
>
> The w5100/w5300 drivers only support probing with old platform data in
> MMIO mode, or probing with DT in SPI mode. There are no users of this
> platform data in tree, and from the git history it appears that the only
> users of MMIO mode were on the (since removed) blackfin architecture.

A quick grep does not find any .dts files referencing the compatible.

> It would probably be possible to just remove the MMIO mode driver
> completely, but it seems fine otherwise, and fixing it to use the modern
> interface seems easy enough.

Last real development work on this driver was:

Author: Nicolas Saenz Julienne <nsaenz@kernel.org>
Date: Wed Jun 12 14:25:25 2019 +0200

net: ethernet: wiznet: w5X00 add device tree support

The w5X00 chip provides an SPI to Ethernet inteface. This patch allows
platform devices to be defined through the device tree.

Nicolas, are you still using it?

Andrew