linux-kernel - Re: [PATCH v2 1/2] arm64: dts: qcom: talos: switch to interrupt-cells 4 to add PPI partitions

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Message-ID: <d90f592f-6bf7-4b04-98c6-608383652797@kernel.org>
Date: Thu, 8 Jan 2026 14:38:33 +0100
From: Konrad Dybcio <konradybcio@...nel.org>
To: yuanjie yang <yuanjie.yang@....qualcomm.com>, andersson@...nel.org,
 robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, tingwei.zhang@....qualcomm.com
Subject: Re: [PATCH v2 1/2] arm64: dts: qcom: talos: switch to interrupt-cells
 4 to add PPI partitions



On 1/8/26 10:25 AM, yuanjie yang wrote:
> From: Yuanjie Yang <yuanjie.yang@....qualcomm.com>
> 
> The ARM PMUs shares the same per-cpu (PPI) interrupt, so we need to switch
> to interrupt-cells = <4> in the GIC node to allow adding an interrupt
> partition map phandle as the 4th cell value for GIC_PPI interrupts.
> 
> Signed-off-by: Yuanjie Yang <yuanjie.yang@....qualcomm.com>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad