linux-kernel - [PATCH v8 20/21] arm64: dts: apple: t8012: Add CPU PMU nodes

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Message-Id: <20250811-apple-cpmu-v8-20-c560ebd9ca46@gmail.com>
Date: Mon, 11 Aug 2025 21:54:52 +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>, Janne Grunau <j@...nau.net>, 
 Alyssa Rosenzweig <alyssa@...enzweig.io>, Neal Gompa <neal@...pa.dev>, 
 Sven Peter <sven@...nel.org>
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 v8 20/21] arm64: dts: apple: t8012: Add CPU PMU nodes

Add CPU PMU nodes for Apple T2 SoC.

Signed-off-by: Nick Chan <towinchenmi@...il.com>
---
 arch/arm64/boot/dts/apple/t8012.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/apple/t8012.dtsi b/arch/arm64/boot/dts/apple/t8012.dtsi
index a259e5735d938cfa5b29cee6c754c7a3c0aaae08..fc87ab818d975974dd811cedde27292ec79f2c8b 100644
--- a/arch/arm64/boot/dts/apple/t8012.dtsi
+++ b/arch/arm64/boot/dts/apple/t8012.dtsi
@@ -289,6 +289,14 @@ 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,fusion-pmu";
+		interrupt-parent = <&aic>;
+		interrupts = <AIC_IRQ 86 IRQ_TYPE_LEVEL_HIGH>,
+			     <AIC_IRQ 89 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-affinity = <&cpu0 &cpu1>;
+	};
 };
 
 #include "t8012-pmgr.dtsi"

-- 
2.50.1