arm64: dts: Add Cavium ThunderX specific PMU

Add a compatible string for the Cavium ThunderX PMU.

Signed-off-by: Jan Glauber <jglauber@cavium.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi b/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi
index 9cb7cf94284a..2eb9b225f0bc 100644
--- a/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi
+++ b/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi
@@ -360,6 +360,11 @@
                              <1 10 0xff01>;
         };
 
+        pmu {
+                compatible = "cavium,thunder-pmu", "arm,armv8-pmuv3";
+                interrupts = <1 7 4>;
+        };
+
         soc {
                 compatible = "simple-bus";
                 #address-cells = <2>;