ARM: dts: exynos: Rename Multi Core Timer node to "timer"

The device node name should reflect generic class of a device so rename
the Multi Core Timer node from "mct" to "timer".  This will be also in
sync with upcoming DT schema.  No functional change.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

arch/arm/boot/dts/exynos3250.dtsi

@@ -265,7 +265,7 @@ gic: interrupt-controller@10481000 {
 					(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
 		};
 
-		mct@10050000 {
+		timer@10050000 {
 			compatible = "samsung,exynos4210-mct";
 			reg = <0x10050000 0x800>;
 			interrupts = <GIC_SPI 218 IRQ_TYPE_LEVEL_HIGH>,

arch/arm/boot/dts/exynos4210.dtsi

@@ -106,7 +106,7 @@ l2c: l2-cache-controller@10502000 {
 			arm,data-latency = <2 2 1>;
 		};
 
-		mct: mct@10050000 {
+		mct: timer@10050000 {
 			compatible = "samsung,exynos4210-mct";
 			reg = <0x10050000 0x800>;
 			interrupt-parent = <&mct_map>;

arch/arm/boot/dts/exynos4412.dtsi

@@ -243,7 +243,7 @@ isp_clock: clock-controller@10048000 {
 			clock-names = "aclk200", "aclk400_mcuisp";
 		};
 
-		mct@10050000 {
+		timer@10050000 {
 			compatible = "samsung,exynos4412-mct";
 			reg = <0x10050000 0x800>;
 			interrupt-parent = <&mct_map>;

arch/arm/boot/dts/exynos5250.dtsi

@@ -233,7 +233,7 @@ clock_audss: audss-clock-controller@3810000 {
 			power-domains = <&pd_mau>;
 		};
 
-		mct@101c0000 {
+		timer@101c0000 {
 			compatible = "samsung,exynos4210-mct";
 			reg = <0x101C0000 0x800>;
 			interrupt-controller;

arch/arm/boot/dts/exynos5260.dtsi

@@ -180,7 +180,7 @@ chipid: chipid@10000000 {
 			reg = <0x10000000 0x100>;
 		};
 
-		mct: mct@100b0000 {
+		mct: timer@100b0000 {
 			compatible = "samsung,exynos4210-mct";
 			reg = <0x100B0000 0x1000>;
 			clocks = <&fin_pll>, <&clock_peri PERI_CLK_MCT>;

arch/arm/boot/dts/exynos54xx.dtsi

@@ -73,7 +73,7 @@ smp-sysram@53000 {
 			};
 		};
 
-		mct: mct@101c0000 {
+		mct: timer@101c0000 {
 			compatible = "samsung,exynos4210-mct";
 			reg = <0x101c0000 0xb00>;
 			interrupt-parent = <&mct_map>;