ARM: dts: bcm283x: Move arm-pmu out of soc node

The ARM PMU doesn't have a reg address, so fix the following DTC warning
(requires W=1):
Node /soc/arm-pmu missing or empty reg/ranges property

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
diff --git a/arch/arm/boot/dts/bcm2836.dtsi b/arch/arm/boot/dts/bcm2836.dtsi
index e47f2e9..c933e84 100644
--- a/arch/arm/boot/dts/bcm2836.dtsi
+++ b/arch/arm/boot/dts/bcm2836.dtsi
@@ -16,12 +16,12 @@
 			#interrupt-cells = <2>;
 			interrupt-parent = <&local_intc>;
 		};
+	};
 
-		arm-pmu {
-			compatible = "arm,cortex-a7-pmu";
-			interrupt-parent = <&local_intc>;
-			interrupts = <9 IRQ_TYPE_LEVEL_HIGH>;
-		};
+	arm-pmu {
+		compatible = "arm,cortex-a7-pmu";
+		interrupt-parent = <&local_intc>;
+		interrupts = <9 IRQ_TYPE_LEVEL_HIGH>;
 	};
 
 	timer {