[PATCH] arm64: dts: imx8mp-debix-model-a: Disable EEE for 1000T

Russell King (Oracle) linux at armlinux.org.uk
Wed Nov 12 04:56:22 PST 2025


On Wed, Nov 12, 2025 at 12:41:50PM +0000, Kieran Bingham wrote:
> Perhaps further complicating matters.
> 
> I have a Debix Model A as well ... I'm in a different office to Laurent
> - and I believe EEE is enabled on my board/network switch.
> 
> I do not get an interrupt storm.
> 
> I'm not sure how this helps yet, - I don't know what to debug as I can't
> reproduce the issue!
> 
> I can provide remote access to the board with ssh if that helps anyone
> who wants to look at something specific about my setup or run anything
> if anyone has ideas of what to check my side.
> 
> Perhaps we can find some subtle difference between a working case and a
> non-working case...

Thanks, that's interesting. I guess the next steps would be to try and
work out what's different between your two setups.

- same board revision?
- same firmware/ATF?
- same kernel/modules?
- same type of link partner? (I suspect, given the cpu-pd-wait
   interaction, isn't the problem.)

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