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@arm.com>
Link: https://lore.kernel.org/r/20221117102536.237515-1-james.clark@arm.com
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>

diff --git a/arch/arm64/boot/dts/arm/foundation-v8.dtsi b/arch/arm64/boot/dts/arm/foundation-v8.dtsi
index c8bd23b..0295780 100644 (file)
--- a/arch/arm64/boot/dts/arm/foundation-v8.dtsi
+++ b/arch/arm64/boot/dts/arm/foundation-v8.dtsi
@@ -85,6 +85,11 @@
                             <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>,