Re: [PATCH] ARM: dts: make arch-timer always on in rk3288 soc

[Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>]

Hi,

On Wed, Aug 27, 2014 at 02:47:40AM +0100, Kever Yang wrote:
> We need use the hrtimer, which need the arch-timer to be 'always-on'

Just to check: it isn't possible to place CPUs in the rk3288 SoC into
low power states where their timers lose state and/or might not fire?

Mark.

> Signed-off-by: Kever Yang <kever.yang-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
> ---
> 
>  arch/arm/boot/dts/rk3288.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi
> index 5950b0a..698e6ea 100644
> --- a/arch/arm/boot/dts/rk3288.dtsi
> +++ b/arch/arm/boot/dts/rk3288.dtsi
> @@ -76,6 +76,7 @@
>  			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
>  			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
>  		clock-frequency = <24000000>;
> +		always-on;
>  	};
>  
>  	i2c1: i2c@ff140000 {
> -- 
> 1.9.1
> 
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