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Message-Id: <20250407-apple-cpmu-v6-21-ae8c2f225c1f@gmail.com>
Date: Mon, 07 Apr 2025 12:45:30 +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 21/21] arm64: dts: apple: t8015: Add CPU PMU nodes
Add CPU PMU nodes for Apple A11 SoC.
Signed-off-by: Nick Chan <towinchenmi@...il.com>
---
arch/arm64/boot/dts/apple/t8015.dtsi | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/arch/arm64/boot/dts/apple/t8015.dtsi b/arch/arm64/boot/dts/apple/t8015.dtsi
index 4d54afcecd50b50ed1fd386ccfc46c373e190e6b..e838b65ea63eef9c198032ee87e63dae282141dc 100644
--- a/arch/arm64/boot/dts/apple/t8015.dtsi
+++ b/arch/arm64/boot/dts/apple/t8015.dtsi
@@ -252,6 +252,18 @@ aic: interrupt-controller@...100000 {
#interrupt-cells = <3>;
interrupt-controller;
power-domains = <&ps_aic>;
+
+ affinities {
+ e-core-pmu-affinity {
+ apple,fiq-index = <AIC_CPU_PMU_E>;
+ cpus = <&cpu_e0 &cpu_e1 &cpu_e2 &cpu_e3>;
+ };
+
+ p-core-pmu-affinity {
+ apple,fiq-index = <AIC_CPU_PMU_P>;
+ cpus = <&cpu_p0 &cpu_p1>;
+ };
+ };
};
pmgr: power-management@...000000 {
@@ -380,6 +392,18 @@ timer {
interrupts = <AIC_FIQ AIC_TMR_GUEST_PHYS IRQ_TYPE_LEVEL_HIGH>,
<AIC_FIQ AIC_TMR_GUEST_VIRT IRQ_TYPE_LEVEL_HIGH>;
};
+
+ pmu-e {
+ compatible = "apple,mistral-pmu";
+ interrupt-parent = <&aic>;
+ interrupts = <AIC_FIQ AIC_CPU_PMU_E IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ pmu-p {
+ compatible = "apple,monsoon-pmu";
+ interrupt-parent = <&aic>;
+ interrupts = <AIC_FIQ AIC_CPU_PMU_P IRQ_TYPE_LEVEL_HIGH>;
+ };
};
#include "t8015-pmgr.dtsi"
--
2.49.0
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