arm64: dts: exynos: Use human-friendly symbols for timer interrupt flags

Replace hex flags with human-readable symbols from arm-gic.h header
which makes it easier to recognize what is configured.
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>

arch/arm64/boot/dts/exynos/exynos7.dtsi

@@ -10,6 +10,7 @@
  */
 
 #include <dt-bindings/clock/exynos7-clk.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
 
 / {
 	compatible = "samsung,exynos7";
@@ -473,10 +474,14 @@ hsi2c_11: hsi2c@136a0000 {
 
 		timer {
 			compatible = "arm,armv8-timer";
-			interrupts = <1 13 0xff01>,
-				     <1 14 0xff01>,
-				     <1 11 0xff01>,
-				     <1 10 0xff01>;
+			interrupts = <GIC_PPI 13
+					(GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_EDGE_RISING)>,
+				     <GIC_PPI 14
+					(GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_EDGE_RISING)>,
+				     <GIC_PPI 11
+					(GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_EDGE_RISING)>,
+				     <GIC_PPI 10
+					(GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_EDGE_RISING)>;
 		};
 
 		pmu_system_controller: system-controller@105c0000 {