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SubjectRe: [PATCH 0/3] irqchip: atmel-aic: Add irq RTC fixups
On Thu, Jul 10, 2014 at 08:25:38PM +0200, Boris BREZILLON wrote:
> Hello,
>
> This patch series introduce the notion of irq fixups for atmel SoCs.
>
> In most at91 SoCs the first interrupt line is shared by several IPs, and
> some of these HW blocks might be in an unknown state when booting the
> Linux kernel.
> Hence these IPs might generate spurious interrupts if they've not masked
> their irqs and the shared irq line is requested by another peripheral.
>
> These fixups were previously done in arch/arm/mach-at91/sysirq_mask.c
> but as we're trying to use standard implementation (IRQCHIP_DECLARE and
> automatic call of irqchip_init within arch/arm/kernel/irq.c) we need to
> do those fixups in the irqchip driver.
>
> This series only fix RTC irqs, but other HW blocks (RTT, PMC, ...) will
> be added later on.
>
> This series depends on this one [1].
>
> Best Regards,
>
> Boris
>
> [1] http://lists.infradead.org/pipermail/linux-arm-kernel/2014-July/271413.html
>
> Boris BREZILLON (3):
> irqchip: atmel-aic: Add irq fixup infrastructure
> irqchip: atmel-aic: Implement RTC irq fixup
> irqchip: atmel-aic: Define irq fixups for atmel SoCs
>
> drivers/irqchip/irq-atmel-aic-common.c | 47 ++++++++++++++++++++++++++++++++++
> drivers/irqchip/irq-atmel-aic-common.h | 4 +++
> drivers/irqchip/irq-atmel-aic.c | 15 +++++++++++
> drivers/irqchip/irq-atmel-aic5.c | 12 +++++++++
> 4 files changed, 78 insertions(+)

Whole series applied on top of irqchip/atmel-aic.

thx,

Jason.


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