[PATCH] ARM: ux500: set proper GIC flags

Shilimkar, Santosh santosh.shilimkar at ti.com
Fri Aug 24 09:08:39 EDT 2012


On Fri, Aug 24, 2012 at 6:31 PM, Linus Walleij
<linus.walleij at stericsson.com> wrote:
> From: Linus Walleij <linus.walleij at linaro.org>
>
> The Ux500 will be able to wake up on any IRQ, so flag it with
> IRQCHIP_SKIP_SET_WAKE, and we want to mask off the IRQs when
> going to suspend to avoid transient effects so also flag
> this with IRQCHIP_MASK_ON_SUSPEND.
>
> Cc: Etienne Carriere <etienne.carriere at st.com>
> Signed-off-by: Linus Walleij <linus.walleij at linaro.org>
> ---
>  arch/arm/mach-ux500/cpu.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c
> index e2360e7..2957432 100644
> --- a/arch/arm/mach-ux500/cpu.c
> +++ b/arch/arm/mach-ux500/cpu.c
> @@ -51,6 +51,8 @@ void __init ux500_init_irq(void)
>         void __iomem *dist_base;
>         void __iomem *cpu_base;
>
> +       gic_arch_extn.flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_MASK_ON_SUSPEND;
> +
With this patch, you should no longer need the dummy set_irq_wake()
patch which I was form
you for ux500.

Regards
Santosh



More information about the linux-arm-kernel mailing list