arm: mvebu: dts: armada-375.dtsi: Add timer0 & timer1

Add the DT bindings / descriptions for timer0 & timer1, exactly as done
in mainline Linux.

Signed-off-by: Stefan Roese <sr@denx.de>
Tested-by: Tony Dinh <mibodhi@gmail.com>
diff --git a/arch/arm/dts/armada-375.dtsi b/arch/arm/dts/armada-375.dtsi
index 20a8c35..a044b3f 100644
--- a/arch/arm/dts/armada-375.dtsi
+++ b/arch/arm/dts/armada-375.dtsi
@@ -187,7 +187,7 @@
 				reg = <0xc000 0x58>;
 			};
 
-			timer@c600 {
+			timer0: timer@c600 {
 				compatible = "arm,cortex-a9-twd-timer";
 				reg = <0xc600 0x20>;
 				interrupts = <GIC_PPI 13 (IRQ_TYPE_EDGE_RISING | GIC_CPU_MASK_SIMPLE(2))>;
@@ -416,7 +416,7 @@
 				interrupts = <GIC_PPI 15 IRQ_TYPE_LEVEL_HIGH>;
 			};
 
-			timer@20300 {
+			timer1: timer@20300 {
 				compatible = "marvell,armada-375-timer", "marvell,armada-370-timer";
 				reg = <0x20300 0x30>, <0x21040 0x30>;
 				interrupts-extended = <&gic  GIC_SPI  8 IRQ_TYPE_LEVEL_HIGH>,