arm64: dts: exynos: align pl330 node name with dtschema

Fixes dtbs_check warnings like:

  pdma@15610000: $nodename:0: 'pdma@15610000' does not match '^dma-controller(@.*)?$'
Signed-off-by: NKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: NAlim Akhtar <alim.akhtar@samsung.com>
Link: https://lore.kernel.org/r/20220129175332.298666-1-krzysztof.kozlowski@canonical.com

arch/arm64/boot/dts/exynos/exynos5433.dtsi

@@ -1858,7 +1858,7 @@
 			status = "disabled";
 		};
 
-		pdma0: pdma@15610000 {
+		pdma0: dma-controller@15610000 {
 			compatible = "arm,pl330", "arm,primecell";
 			reg = <0x15610000 0x1000>;
 			interrupts = <GIC_SPI 228 IRQ_TYPE_LEVEL_HIGH>;
@@ -1869,7 +1869,7 @@
 			#dma-requests = <32>;
 		};
 
-		pdma1: pdma@15600000 {
+		pdma1: dma-controller@15600000 {
 			compatible = "arm,pl330", "arm,primecell";
 			reg = <0x15600000 0x1000>;
 			interrupts = <GIC_SPI 246 IRQ_TYPE_LEVEL_HIGH>;
@@ -1891,7 +1891,7 @@
 			#size-cells = <1>;
 			ranges;
 
-			adma: adma@11420000 {
+			adma: dma-controller@11420000 {
 				compatible = "arm,pl330", "arm,primecell";
 				reg = <0x11420000 0x1000>;
 				interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;

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

@@ -142,7 +142,7 @@
 				<0x11006000 0x2000>;
 		};
 
-		pdma0: pdma@10e10000 {
+		pdma0: dma-controller@10e10000 {
 			compatible = "arm,pl330", "arm,primecell";
 			reg = <0x10E10000 0x1000>;
 			interrupts = <GIC_SPI 225 IRQ_TYPE_LEVEL_HIGH>;
@@ -153,7 +153,7 @@
 			#dma-requests = <32>;
 		};
 
-		pdma1: pdma@10eb0000 {
+		pdma1: dma-controller@10eb0000 {
 			compatible = "arm,pl330", "arm,primecell";
 			reg = <0x10EB0000 0x1000>;
 			interrupts = <GIC_SPI 226 IRQ_TYPE_LEVEL_HIGH>;