linux-kernel - Re: [PATCH 2/5] ARM: dts: qcom: msm8226: Add PMU node

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Date:   Sat, 20 May 2023 01:22:13 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Matti Lehtimäki <matti.lehtimaki@...il.com>,
        linux-arm-msm@...r.kernel.org
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/5] ARM: dts: qcom: msm8226: Add PMU node



On 19.05.2023 23:08, Matti Lehtimäki wrote:
> Enable perf events on MSM8226 devices by adding the PMU node.
> 
> Signed-off-by: Matti Lehtimäki <matti.lehtimaki@...il.com>
> ---
>  arch/arm/boot/dts/qcom-msm8226.dtsi | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/qcom-msm8226.dtsi b/arch/arm/boot/dts/qcom-msm8226.dtsi
> index 42acb9ddb8cc..e272a1e15b44 100644
> --- a/arch/arm/boot/dts/qcom-msm8226.dtsi
> +++ b/arch/arm/boot/dts/qcom-msm8226.dtsi
> @@ -47,6 +47,11 @@ scm {
>  		};
>  	};
>  
> +	pmu {
> +		compatible = "arm,cortex-a7-pmu";
> +		interrupts = <GIC_PPI 7 0xf04>;
GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH

Konrad
> +	};
> +
>  	reserved-memory {
>  		#address-cells = <1>;
>  		#size-cells = <1>;