Re: [PATCH v3 0/6] can: flexcan: Add NXP S32N79 SoC support
From: Marc Kleine-Budde
Date: Tue Mar 24 2026 - 08:06:20 EST
On 23.03.2026 14:58:21, Ciprian Costea wrote:
> From: Ciprian Marian Costea <ciprianmarian.costea@xxxxxxxxxxx>
>
> This patch series adds FlexCAN support for the NXP S32N79 SoC.
>
> The S32N79 is an automotive-grade processor from NXP with multiple
> FlexCAN instances. The FlexCAN IP integration on S32N79 differs from
> other SoCs in the interrupt routing - it uses two separate interrupt
> lines:
> - one interrupt for mailboxes 0-127
> - one interrupt for bus error detection and device state changes
>
> The CAN controllers are connected through an irqsteer interrupt
> controller in the RCU (Resource Control Unit) domain.
>
> This series:
> 1. Splits flexcan_irq() into dedicated handlers for multi-IRQ platforms
> 2. Adds dt-bindings documentation for S32N79 FlexCAN
> 3. Introduces FLEXCAN_QUIRK_IRQ_BERR to handle the two-interrupt
> configuration
> 4. Adds S32N79 device data and compatible string to the driver
> 5. Adds FlexCAN device tree nodes for S32N79 SoC
> 6. Enables FlexCAN devices on the S32N79-RDB board
Can you please add support for multiple IRQs to
flexcan_chip_interrupts_enable().
regards,
Marc
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