[PATCH] arm64: dts: fvp: Add SPE to Foundation FVP

From: James Clark
Date: Thu Nov 17 2022 - 05:25:52 EST


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@xxxxxxx>
---
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@2a440000 {
compatible = "arm,sbsa-gwdt";
reg = <0x0 0x2a440000 0 0x1000>,
--
2.25.1