arm64: dts: clearfog-gt-8k: describe mini-PCIe CON2 USB

Enable the USB3 peripheral that is wired to CON2 on the Clearfog GT-8K
board.
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>

arch/arm64/boot/dts/marvell/armada-8040-clearfog-gt-8k.dts

@@ -282,6 +282,10 @@ &cp0_sdhci0 {
 	vqmmc-supply = <&v_3_3>;
 };
 
+&cp0_usb3_1 {
+	status = "okay";
+};
+
 &cp1_pinctrl {
 	/*
 	 * MPP Bus: