linux-kernel - [PATCH v2 2/2] arm64: dts: qcom: talos: Add PMU support

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Message-Id: <20260108092542.1371-3-yuanjie.yang@oss.qualcomm.com>
Date: Thu,  8 Jan 2026 17:25:42 +0800
From: yuanjie yang <yuanjie.yang@....qualcomm.com>
To: andersson@...nel.org, konradybcio@...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: [PATCH v2 2/2] arm64: dts: qcom: talos: Add PMU support

From: Yuanjie Yang <yuanjie.yang@....qualcomm.com>

Add the PMU node for talos platforms.

Signed-off-by: Yuanjie Yang <yuanjie.yang@....qualcomm.com>
---
 arch/arm64/boot/dts/qcom/talos.dtsi | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/talos.dtsi b/arch/arm64/boot/dts/qcom/talos.dtsi
index 084386f76a61..e16ccb371ee9 100644
--- a/arch/arm64/boot/dts/qcom/talos.dtsi
+++ b/arch/arm64/boot/dts/qcom/talos.dtsi
@@ -550,6 +550,16 @@ opp-128000000 {
 		};
 	};
 
+	pmu-a55 {
+		compatible = "arm,cortex-a55-pmu";
+		interrupts = <GIC_PPI 5 IRQ_TYPE_LEVEL_HIGH &ppi_cluster0>;
+	};
+
+	pmu-a76 {
+		compatible = "arm,cortex-a76-pmu";
+		interrupts = <GIC_PPI 5 IRQ_TYPE_LEVEL_HIGH &ppi_cluster1>;
+	};
+
 	psci {
 		compatible = "arm,psci-1.0";
 		method = "smc";
@@ -4213,6 +4223,16 @@ intc: interrupt-controller@...00000 {
 			interrupt-controller;
 			#redistributor-regions = <1>;
 			redistributor-stride = <0x0 0x20000>;
+
+			ppi-partitions {
+				ppi_cluster0: interrupt-partition-0 {
+					affinity = <&cpu0 &cpu1 &cpu2 &cpu3 &cpu4 &cpu5>;
+				};
+
+				ppi_cluster1: interrupt-partition-1 {
+					affinity = <&cpu6 &cpu7>;
+				};
+			};
 		};
 
 		apss_shared: mailbox@...00000 {
-- 
2.34.1