ARM: mvebu: Enable Performance Monitor Unit on Armada 375 SoC

The Armada 375 SoC has a Cortex-A9 CPU, and so the PMU is available
to be used. This commit enables it in the devicetree.

Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/armada-375.dtsi b/arch/arm/boot/dts/armada-375.dtsi
index c6fedf2bfe3d..c675257f2377 100644
--- a/arch/arm/boot/dts/armada-375.dtsi
+++ b/arch/arm/boot/dts/armada-375.dtsi
@@ -96,6 +96,11 @@
                 };
         };
 
+        pmu {
+                compatible = "arm,cortex-a9-pmu";
+                interrupts-extended = <&mpic 3>;
+        };
+
         soc {
                 compatible = "marvell,armada375-mbus", "simple-bus";
                 #address-cells = <2>;