ARM: dts: rockchip: use generic node name for dma rk3036/rk322x

The node names should be generic, so fix this for the rk3036 and
rk322x dma node and rename it to "dma-controller".
Signed-off-by: NJohan Jonker <jbx6244@gmail.com>
Reviewed-by: NKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220331125644.6841-1-jbx6244@gmail.comSigned-off-by: NHeiko Stuebner <heiko@sntech.de>

arch/arm/boot/dts/rk3036.dtsi

@@ -556,7 +556,7 @@
 		status = "disabled";
 	};
 
-	pdma: pdma@20078000 {
+	pdma: dma-controller@20078000 {
 		compatible = "arm,pl330", "arm,primecell";
 		reg = <0x20078000 0x4000>;
 		interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,

arch/arm/boot/dts/rk322x.dtsi

@@ -501,7 +501,7 @@
 			<75000000>;
 	};
 
-	pdma: pdma@110f0000 {
+	pdma: dma-controller@110f0000 {
 		compatible = "arm,pl330", "arm,primecell";
 		reg = <0x110f0000 0x4000>;
 		interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,