Re: SD card timeouts on older Raspberry Pi 4 models on 14.1-BETA

From: Mike Karels <mike_at_karels.net>
Date: Tue, 07 May 2024 18:58:04 UTC
On 7 May 2024, at 13:17, HP van Braam wrote:

>> I'll note that my testing that Mike mentioned was without any USB 
>> devices
>> being plugged into any USB port: Just Serial console, Ethernet 
>> connection,
>> power supply, and the fan's power-pin connections. Nothing else 
>> connected.
>
> Thanks for confirming! It just *looks* like the bug I'm chasing then!
>
>> Only the old 4 GiByte Rev 1.1 RPi4B's failed to boot 14.1.
>
> I'll test this locally as well, I think I still have one kicking 
> around.
>
> One thing I'd like you to check is to see if the "mmc" overlay is 
> enabled in
> config.txt. If it is can you try commenting it out? If that does work 
> problems
> are probably related after all.

I also tried commenting out the mmc overlay, with the same result as 
Mark.

Two other tests: I added 15-current and 14.0 kernels to the BETA1 image, 
and
booted each of them.  Both worked.  So the difference must be in the 
kernel.

		Mike