linux-kernel - Re: [PATCH v2 2/4] ARM: dts: qcom: msm8226: Add PMU node

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Date:   Mon, 22 May 2023 18:03:07 +0200
From:   Luca Weiss <luca@...tu.xyz>
To:     linux-arm-msm@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        Matti Lehtimäki <matti.lehtimaki@...il.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Matti Lehtimäki <matti.lehtimaki@...il.com>
Subject: Re: [PATCH v2 2/4] ARM: dts: qcom: msm8226: Add PMU node

On Samstag, 20. Mai 2023 14:19:31 CEST Matti Lehtimäki wrote:
> Enable perf events on MSM8226 devices by adding the PMU node.
> 
> Signed-off-by: Matti Lehtimäki <matti.lehtimaki@...il.com>

Reviewed-by: Luca Weiss <luca@...tu.xyz>

> ---
> Changes in v2:
>   - Use constants instead of magic number
> ---
>  arch/arm/boot/dts/qcom-msm8226.dtsi | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/qcom-msm8226.dtsi
> b/arch/arm/boot/dts/qcom-msm8226.dtsi index c373081bc21b..cb4b4a6d0447
> 100644
> --- a/arch/arm/boot/dts/qcom-msm8226.dtsi
> +++ b/arch/arm/boot/dts/qcom-msm8226.dtsi
> @@ -46,6 +46,12 @@ scm {
>  		};
>  	};
> 
> +	pmu {
> +		compatible = "arm,cortex-a7-pmu";
> +		interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) |
> +					 IRQ_TYPE_LEVEL_HIGH)>;
> +	};
> +
>  	reserved-memory {
>  		#address-cells = <1>;
>  		#size-cells = <1>;