linux-kernel - [PATCH v6 15/21] arm64: dts: apple: t7001: Add CPU PMU nodes

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Message-Id: <20250407-apple-cpmu-v6-15-ae8c2f225c1f@gmail.com>
Date: Mon, 07 Apr 2025 12:45:24 +0800
From: Nick Chan <towinchenmi@...il.com>
To: Will Deacon <will@...nel.org>, Mark Rutland <mark.rutland@....com>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Catalin Marinas <catalin.marinas@....com>, Sven Peter <sven@...npeter.dev>, 
 Janne Grunau <j@...nau.net>, Alyssa Rosenzweig <alyssa@...enzweig.io>, 
 Neal Gompa <neal@...pa.dev>
Cc: Marc Zyngier <maz@...nel.org>, linux-arm-kernel@...ts.infradead.org, 
 linux-perf-users@...r.kernel.org, devicetree@...r.kernel.org, 
 asahi@...ts.linux.dev, linux-kernel@...r.kernel.org, 
 Nick Chan <towinchenmi@...il.com>
Subject: [PATCH v6 15/21] arm64: dts: apple: t7001: Add CPU PMU nodes

Add CPU PMU nodes for Apple A8X SoC.

Signed-off-by: Nick Chan <towinchenmi@...il.com>
---
 arch/arm64/boot/dts/apple/t7001.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/apple/t7001.dtsi b/arch/arm64/boot/dts/apple/t7001.dtsi
index 8e2c67e19c4167fc6639458ce79588e153336603..fca0a100dfd7b29086735d36fec0db51144da456 100644
--- a/arch/arm64/boot/dts/apple/t7001.dtsi
+++ b/arch/arm64/boot/dts/apple/t7001.dtsi
@@ -183,6 +183,15 @@ timer {
 		interrupts = <AIC_FIQ AIC_TMR_GUEST_PHYS IRQ_TYPE_LEVEL_HIGH>,
 			     <AIC_FIQ AIC_TMR_GUEST_VIRT IRQ_TYPE_LEVEL_HIGH>;
 	};
+
+	pmu {
+		compatible = "apple,typhoon-pmu";
+		interrupt-parent = <&aic>;
+		interrupts = <AIC_IRQ 75 IRQ_TYPE_LEVEL_HIGH>,
+			     <AIC_IRQ 78 IRQ_TYPE_LEVEL_HIGH>,
+			     <AIC_IRQ 81 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-affinity = <&cpu0 &cpu1 &cpu2>;
+	};
 };
 
 #include "t7001-pmgr.dtsi"

-- 
2.49.0