arm64: dts: imx8qxp: move scu pd node before scu clock node

SCU clock depends on SCU Power domain. Moving scu pd node before
scu clock can save a hundred of defer probes of all system devices
which depends on power domain and clocks.

Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: devicetree@vger.kernel.org
Cc: Sascha Hauer <kernel@pengutronix.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/imx8qxp.dtsi

@@ -158,6 +158,11 @@ scu {
 			  &lsio_mu1 1 0
 			  &lsio_mu1 3 3>;
 
+		pd: imx8qx-pd {
+			compatible = "fsl,imx8qxp-scu-pd", "fsl,scu-pd";
+			#power-domain-cells = <1>;
+		};
+
 		clk: clock-controller {
 			compatible = "fsl,imx8qxp-clk";
 			#clock-cells = <1>;
@@ -175,11 +180,6 @@ ocotp: imx8qx-ocotp {
 			#size-cells = <1>;
 		};
 
-		pd: imx8qx-pd {
-			compatible = "fsl,imx8qxp-scu-pd", "fsl,scu-pd";
-			#power-domain-cells = <1>;
-		};
-
 		scu_key: scu-key {
 			compatible = "fsl,imx8qxp-sc-key", "fsl,imx-sc-key";
 			linux,keycodes = <KEY_POWER>;