[PATCH v4 3/5] arm64: dts: Add Cavium ThunderX specific PMU

[Jan Glauber]

Add a compatible string for the Cavium ThunderX PMU.

Signed-off-by: Jan Glauber <jglau...@cavium.com>
---
 Documentation/devicetree/bindings/arm/pmu.txt | 1 +
 arch/arm64/boot/dts/cavium/thunder-88xx.dtsi  | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/pmu.txt 
b/Documentation/devicetree/bindings/arm/pmu.txt
index 5651883..d3999a1 100644
--- a/Documentation/devicetree/bindings/arm/pmu.txt
+++ b/Documentation/devicetree/bindings/arm/pmu.txt
@@ -25,6 +25,7 @@ Required properties:
        "qcom,scorpion-pmu"
        "qcom,scorpion-mp-pmu"
        "qcom,krait-pmu"
+       "cavium,thunder-pmu"
 - interrupts : 1 combined interrupt or 1 per core. If the interrupt is a 
per-cpu
                interrupt (PPI) then 1 interrupt should be specified.
 
diff --git a/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi 
b/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi
index 9cb7cf9..2eb9b22 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>;
-- 
1.9.1