arm64: zynqmp: Enable USB3.0 for dc2/dc3

Both boards are usb3.0 capable. dc3 was also missing enabling dwc3* nodes.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>

arch/arm/dts/zynqmp-zc1751-xm016-dc2.dts

@@ -536,6 +536,8 @@
 &dwc3_1 {
 	status = "okay";
 	dr_mode = "host";
+	snps,usb3_lpm_capable;
+	maximum-speed = "super-speed";
 };
 
 &uart0 {

arch/arm/dts/zynqmp-zc1751-xm017-dc3.dts

@@ -200,11 +200,23 @@
 
 &usb0 {
 	status = "okay";
+};
+
+&dwc3_0 {
+	status = "okay";
 	dr_mode = "host";
+	snps,usb3_lpm_capable;
+	maximum-speed = "super-speed";
 };
 
 /* ULPI SMSC USB3320 */
 &usb1 {
 	status = "okay";
+};
+
+&dwc3_1 {
+	status = "okay";
 	dr_mode = "host";
+	snps,usb3_lpm_capable;
+	maximum-speed = "super-speed";
 };