[RFC PATCH 4/4] arm: dts: k3-am62: Bump dtsi from linux v6.5-rc1
Nishanth Menon
nm at ti.com
Wed Jul 19 19:22:30 CEST 2023
On 16:14-20230719, Maxime Ripard wrote:
> On Wed, Jul 19, 2023 at 09:05:55AM -0500, Nishanth Menon wrote:
> > On 10:27-20230719, Maxime Ripard wrote:
> > > Hi Nishanth,
> > >
> > > On Thu, Jul 13, 2023 at 02:20:19AM -0500, Nishanth Menon wrote:
> > [...]
> >
> > > > - Add mdio pins to the cpsw3g pinctrl in u-boot dtsi. It moved to a subnode in the
> > > > linux dtsi that u-boot doesn't use/support
> > >
> > > Unfortunately, this introduces a regression in Linux where the pinctrl
> > > node is now affected to both the MAC and PHY, and we end up not being
> > > able to probe both.
> >
> >
> > Uggh!!!! this is the case where u-boot hands over it's device tree to
> > linux kernel to boot, I presume?
>
> Yes, it is :)
>
> I've started to look into making the MAC driver grab the MDIO pinctrl
> state, but it doesn't look trivial to do since the pinctrl API doesn't
> support taking an ofnode pointer instead of a device. Shouldn't be too
> hard either though.
>
> Do you know if there's any other way to fix this?
I dont think there is any other way - I am looping in Ravi who is our
networking lead on the topic for ideas.
--
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D
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