Re: [PATCH v12 3/4] soc: microchip: add mpfs gpio interrupt mux driver
From: Bartosz Golaszewski
Date: Mon Mar 16 2026 - 05:56:18 EST
On Wed, Mar 11, 2026 at 4:18 PM Conor Dooley <conor@xxxxxxxxxx> wrote:
>
> From: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
>
> On PolarFire SoC there are more GPIO interrupts than there are interrupt
> lines available on the PLIC, and a runtime configurable mux is used to
> decide which interrupts are assigned direct connections to the PLIC &
> which are relegated to sharing a line.
>
> Add a driver so that Linux can set the mux based on the interrupt
> mapping in the devicetree.
>
> Signed-off-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
> ---
Reviewed-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxxxxxxxx>