ARM: dts: imx6qdl-colibri: Add missing pin declaration in iomuxc

This adds the muxing for the optional pins usb-oc (overcurrent) and
usb-id.
Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
Acked-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6qdl-colibri.dtsi

@@ -426,6 +426,9 @@ &pinctrl_weim_cs1   &pinctrl_weim_cs2
 };
 
 &iomuxc {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_usbh_oc_1>;
+
 	pinctrl_audmux: audmuxgrp {
 		fsl,pins = <
 			MX6QDL_PAD_KEY_COL0__AUD5_TXC	0x130b0
@@ -615,6 +618,13 @@ MX6QDL_PAD_EIM_D31__GPIO3_IO31	0x0f058
 		>;
 	};
 
+	pinctrl_usbh_oc_1: usbhoc1grp {
+		fsl,pins = <
+			/* USBH_OC */
+			MX6QDL_PAD_EIM_D30__GPIO3_IO30		0x1b0b0
+		>;
+	};
+
 	pinctrl_spdif: spdifgrp {
 		fsl,pins = <
 			MX6QDL_PAD_GPIO_17__SPDIF_OUT 0x1b0b0
@@ -681,6 +691,13 @@ MX6QDL_PAD_RGMII_RXC__GPIO6_IO30	0x0f058
 		>;
 	};
 
+	pinctrl_usbc_id_1: usbc_id-1 {
+		fsl,pins = <
+			/* USBC_ID */
+			MX6QDL_PAD_NANDF_D2__GPIO2_IO02		0x1b0b0
+		>;
+	};
+
 	pinctrl_usdhc1: usdhc1grp {
 		fsl,pins = <
 			MX6QDL_PAD_SD1_CMD__SD1_CMD	0x17071