linux-kernel - Re: [PATCH] ARM: dts: vf610: add performance monitoring unit

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Message-ID: <20160218151042.GE6756@tiger>
Date:	Thu, 18 Feb 2016 23:10:42 +0800
From:	Shawn Guo <shawnguo@...nel.org>
To:	Stefan Agner <stefan@...er.ch>
Cc:	kernel@...gutronix.de, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ARM: dts: vf610: add performance monitoring unit

On Wed, Feb 17, 2016 at 04:37:00PM -0800, Stefan Agner wrote:
> All Freescale Vybrid SoC include a Cortex-A5 core which supports
> ARM's standard PMU (performance monitoring unit). Include the
> monitoring unit into the Cortex-A5 base device tree vf500.dtsi.
> 
> Signed-off-by: Stefan Agner <stefan@...er.ch>
> ---
>  arch/arm/boot/dts/vf500.dtsi | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/vf500.dtsi b/arch/arm/boot/dts/vf500.dtsi
> index b94b992..9cd1ac5 100644
> --- a/arch/arm/boot/dts/vf500.dtsi
> +++ b/arch/arm/boot/dts/vf500.dtsi
> @@ -75,6 +75,16 @@
>  				clocks = <&clks VF610_CLK_PLATFORM_BUS>;
>  			};
>  		};
> +
> +		aips-bus@...80000 {
> +

This new line is not really necessary.  I applied the patch with it
dropped.

Shawn

> +			pmu@...89000 {
> +				compatible = "arm,cortex-a5-pmu";
> +				interrupts = <7 IRQ_TYPE_LEVEL_HIGH>;
> +				interrupt-affinity = <&a5_cpu>;
> +			};
> +		};
> +
>  	};
>  };
>  
> -- 
> 2.7.1
> 
>