Re: [Upstream] Re: [PATCH v3] arm64: dts: freescale: imx93-phycore-som: Delay the phy reset by a gpio

[Christoph Stoidner <C.Stoidner@phytec.de>]

Hello Shawn,

sorry for bothering.

Can you tell me if there's anything missing or wrong with this patch,
or if there's anything else I can do so that it becomes applied?

Thanks and regards,
Christoph

On Fr, 2025-07-18 at 17:33 +0000, Christoph Stoidner wrote:
> On Di, 2025-07-08 at 10:35 +0200, Primoz Fiser wrote:
> > Hi all,
> > 
> > is there something holding up this patch?
> 
> I dont see any blocker.
> @Maintainers: If there is any missing/blocking point, could you
> please comment.
> 
> Thanks,
> Christoph
> 
> > 
> > BR,
> > Primoz
> > 
> > On 2. 06. 25 14:26, Andrew Lunn wrote:
> > > > > I agree it is long enough, but i'm also surprised how slow
> > > > > the
> > > > > kernel
> > > > > was. Are you using a fixed IP address, or dhcp?
> > > > 
> > > > I use a fixed IP address.
> > > > 
> > > > But isn't the bringup of ethernet+phy interface one of the last
> > > > things
> > > > that happens during the kernel boot-up?
> > > 
> > > Mounting the rootfs is somewhat towards the end of the core
> > > kernel. But if you have an initramfs, there can be modules loaded
> > > both
> > > before and afterwards, and once the rootfs has been mounted, yet
> > > more
> > > modules can be loaded.
> > > 
> > > > However, what timing would you expect?
> > > 
> > > I've seen interfaces configured up from deep within
> > > register_netdev(). I don't remember the exact configuration, but
> > > i
> > > thought it was NFS root. It might be in combination with
> > > initramfs.
> > > If
> > > you have the Ethernet driver as a module in the initramfs, and
> > > are
> > > using the "rootwait" option, it could be that you are already
> > > past
> > > the
> > > point it would first mount the rootfs, and with every new device
> > > popping into existence it is trying to see if the just created
> > > device
> > > allows it to do the mount. At that point, register_netdev() is
> > > going
> > > to trigger actions.
> > > 
> > >  Andrew
> > > _______________________________________________
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> > 
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