ARM: dts: imx7d-pico: Pass the USBOTG1_PWR pinctrl

Pass the USBOTG1_PWR pinctrl description in the USBOTG GPIO
controlled regulator.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx7d-pico.dtsi

@@ -41,6 +41,8 @@ reg_3p3v: regulator-3p3v {
 	};
 
 	reg_usb_otg1_vbus: regulator-usb-otg1-vbus {
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_usbotg1_pwr>;
 		compatible = "regulator-fixed";
 		regulator-name = "usb_otg1_vbus";
 		regulator-min-microvolt = <5000000>;