linux-kernel - Re: [PATCH v2 14/15] arm64: dts: qcom: Add initial Milos dtsi

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Message-ID: <268811ba-03c5-4957-b073-1dfbad77747b@linaro.org>
Date: Wed, 23 Jul 2025 17:36:14 +0200
From: neil.armstrong@...aro.org
To: Konrad Dybcio <konrad.dybcio@....qualcomm.com>,
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Cc: ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
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Subject: Re: [PATCH v2 14/15] arm64: dts: qcom: Add initial Milos dtsi

Hi,

<snip>
> 
>> +	pmu-a520 {
>> +		compatible = "arm,cortex-a520-pmu";
>> +		interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>;
>> +	};
>> +
>> +	pmu-a720 {
>> +		compatible = "arm,cortex-a720-pmu";
>> +		interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>;
>> +	};
> 
> See:
> 
> 9ce52e908bd5 ("arm64: dts: qcom: sm8650: switch to interrupt-cells 4 to add PPI partitions")
> 2c06e0797c32 ("arm64: dts: qcom: sm8650: add PPI interrupt partitions for the ARM PMUs")
> 

Yeah switch to 4 cells now, so you can properly route the PMU PPI interrupt to the right core.

New SoCs DTs should have 4 interrupts-cells from now, I'll migrate sm8550 shortly.

Neil