Re: [PATCH net-next v4 0/4] net: mdio: support dynamic OF device changes

Andrew Lunn <[email protected]> Fri, 7 Aug 2026 17:09:58 +0200

Newsgroups	org.kernel.vger.linux-pm,dev.linux.lists.imx,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-omap,org.kernel.vger.linux-usb,org.kernel.vger.netdev
Message-ID	<[email protected]>

On Fri, Aug 07, 2026 at 08:59:47AM -0600, James Hilliard wrote:
> On Fri, Aug 7, 2026 at 7:16 AM Andrew Lunn <[email protected]> wrote:
> >
> > On Thu, Aug 06, 2026 at 09:54:19PM -0600, James Hilliard wrote:
> > > MDIO buses enumerate firmware children only when the bus is registered. A
> > > later devicetree overlay or status transition is ignored, unlike on I2C and
> > > SPI buses. Supporting live reconfiguration also means that population and
> > > removal can race address scanning, PHY attachment and bus teardown.
> >
> > Please make the bootloader work around the issues, and drop this
> > patchset.
> 
> This is just fixing OF_DYNAMIC for mdio now, it's no longer used
> by the AC200/AC300 PHY patches anymore.

Meaning it has no users?

We don't add code unless it has a user. To do so pointlessly adds
Maintenance burden.

   Andrew