Re: [PATCH v6 3/5] irqchip/imx-irqsteer: add NXP S32N79 support

From: Thomas Gleixner

Date: Wed Mar 11 2026 - 05:10:47 EST


On Wed, Mar 11 2026 at 09:11, Ciprian Costea wrote:
> From: Ciprian Marian Costea <ciprianmarian.costea@xxxxxxxxxxx>
>
> Add support for the interrupt steering controller found in NXP S32N79
> series automotive SoCs.
>
> The S32N79 IRQ_STEER variant differs from the i.MX version by not
> implementing the CHANCTRL register. To handle this hardware difference,
> introduce a device type data structure with quirks field. The
> IRQSTEER_QUIRK_NO_CHANCTRL quirk skips CHANCTRL register access for S32N79
> variants.
>
> The interrupt routing functionality and register layout are otherwise
> identical between the two variants.
>
> Co-developed-by: Larisa Grigore <larisa.grigore@xxxxxxx>
> Signed-off-by: Larisa Grigore <larisa.grigore@xxxxxxx>
> Signed-off-by: Ciprian Marian Costea <ciprianmarian.costea@xxxxxxxxxxx>

I've picked up this one. Can the ARM64 folks please pick up the DT muck
as that really has close to zero relevance to irqchips.

Thanks,

tglx