[PATCH v4 2/2] arm64: dts: freescale: add support for NXP i.MX93 FRDM

[Thomas Petazzoni]

Hello (again),

On Tue, 30 Dec 2025 17:15:48 +0100
Thomas Petazzoni <thomas.petazzoni at bootlin.com> wrote:

> I see the PMIC interrupt and the RTC interrupts are routed to the I2C
> GPIO expander at 1-0022, so I imagine either the PMIC or the RTC are
> triggering an interrupt (left enabled by U-Boot), and the kernel isn't
> compiled with the driver for either the PMIC or the RTC, and therefore
> there's no IRQ handler?
> 
> (I confess I didn't investigate more than that at this point.)

Upon closer inspection, I in fact get thousands over IRQ #100 per
seconds right after boot, until the point where it reaches 100000 IRQ
events, and the splat appears, with the IRQ being subsequently
disabled. So it's not just one interrupt, but a storm of it.

Thomas
-- 
Thomas Petazzoni, co-owner and CEO, Bootlin
Embedded Linux and Kernel engineering and training
https://bootlin.com