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Message-Id: <20221117102536.237515-1-james.clark@arm.com>
Date: Thu, 17 Nov 2022 10:25:36 +0000
From: James Clark <james.clark@....com>
To: linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org, James Clark <james.clark@....com>,
Liviu Dudau <liviu.dudau@....com>,
Sudeep Holla <sudeep.holla@....com>,
Lorenzo Pieralisi <lpieralisi@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
devicetree@...r.kernel.org
Subject: [PATCH] arm64: dts: fvp: Add SPE to Foundation FVP
Add SPE DT node to FVP model. If the model doesn't support SPE (e.g.,
turned off via parameter), the driver will skip the initialisation
accordingly and thus is safe.
Signed-off-by: James Clark <james.clark@....com>
---
arch/arm64/boot/dts/arm/foundation-v8.dtsi | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm64/boot/dts/arm/foundation-v8.dtsi b/arch/arm64/boot/dts/arm/foundation-v8.dtsi
index 83e3e7e3984f..b8c1a674fb43 100644
--- a/arch/arm64/boot/dts/arm/foundation-v8.dtsi
+++ b/arch/arm64/boot/dts/arm/foundation-v8.dtsi
@@ -84,6 +84,11 @@ pmu {
<GIC_SPI 63 IRQ_TYPE_LEVEL_HIGH>;
};
+ spe-pmu {
+ compatible = "arm,statistical-profiling-extension-v1";
+ interrupts = <GIC_PPI 5 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
watchdog@...40000 {
compatible = "arm,sbsa-gwdt";
reg = <0x0 0x2a440000 0 0x1000>,
--
2.25.1
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