linux-kernel - Re: [PATCH v2 3/5] ARM: at91/dt: select DUMB_IRQ

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Date:	Wed, 14 Jan 2015 14:45:50 +0100
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	Boris Brezillon <boris.brezillon@...e-electrons.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Jason Cooper <jason@...edaemon.net>,
	"Jean-Christophe Plagniol-Villard" <plagnioj@...osoft.com>,
	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
CC:	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, "Rob Herring" <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	"Kumar Gala" <galak@...eaurora.org>, <devicetree@...r.kernel.org>
Subject: Re: [PATCH v2 3/5] ARM: at91/dt: select DUMB_IRQ_DEMUX for all at91
 SoCs

Le 13/01/2015 19:46, Boris Brezillon a écrit :
> at91 SoCs need an dumb irq demuxer to gracefully support the fact that

"Older AT91 SoCs" please ;-)

Nit.: "an dumb demuxer" => "a virtual dumb demuxer"

> irq1 is shared by several devices and a timer.
> 
> Signed-off-by: Boris Brezillon <boris.brezillon@...e-electrons.com>

As the newer SoCs don't need it, we can't select this option for the
whole CONFIG_ARCH_AT91, so indeed:
Acked-by: Nicolas Ferre <nicolas.ferre@...el.com>

> ---
>  arch/arm/mach-at91/Kconfig | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
> index 2395c68..8ff2c2a 100644
> --- a/arch/arm/mach-at91/Kconfig
> +++ b/arch/arm/mach-at91/Kconfig
> @@ -28,6 +28,7 @@ config HAVE_AT91_H32MX
>  config SOC_AT91SAM9
>  	bool
>  	select ATMEL_AIC_IRQ
> +	select DUMB_DEMUX_IRQ
>  	select COMMON_CLK_AT91
>  	select CPU_ARM926T
>  	select GENERIC_CLOCKEVENTS
> @@ -98,6 +99,7 @@ if SOC_SAM_V4_V5
>  config SOC_AT91RM9200
>  	bool "AT91RM9200"
>  	select ATMEL_AIC_IRQ
> +	select DUMB_DEMUX_IRQ
>  	select COMMON_CLK_AT91
>  	select CPU_ARM920T
>  	select GENERIC_CLOCKEVENTS
> 


-- 
Nicolas Ferre
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