arm64: dts: rockchip: add pd_usb3 power-domain node for rk3399

Add the usb3 power-domain, its qos area and assign it to the usb device
node.

Signed-off-by: Enric Balletbo i Serra <[e-mail]>
Signed-off-by: Heiko Stuebner <[e-mail]>

arch/arm64/boot/dts/rockchip/rk3399.dtsi

···
 			snps,dis_u2_susphy_quirk;
 			snps,dis-del-phy-power-chg-quirk;
 			snps,dis-tx-ipgap-linecheck-quirk;
+			power-domains = <&power RK3399_PD_USB3>;
 			status = "disabled";
 		};
 	};
···
 			snps,dis_u2_susphy_quirk;
 			snps,dis-del-phy-power-chg-quirk;
 			snps,dis-tx-ipgap-linecheck-quirk;
+			power-domains = <&power RK3399_PD_USB3>;
 			status = "disabled";
 		};
 	};
···
 				reg = <RK3399_PD_SDIOAUDIO>;
 				clocks = <&cru HCLK_SDIO>;
 				pm_qos = <&qos_sdioaudio>;
+			};
+			pd_usb3@RK3399_PD_USB3 {
+				reg = <RK3399_PD_USB3>;
+				clocks = <&cru ACLK_USB3>;
+				pm_qos = <&qos_usb_otg0>,
+					 <&qos_usb_otg1>;
 			};
 			pd_vio@RK3399_PD_VIO {
 				reg = <RK3399_PD_VIO>;