[D18] external SD: enable WP and RESET

arch/arm64/boot/dts/seco/seco-imx8mp-d18.dts

@@ -488,6 +488,7 @@ &usdhc2 {
 	pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
 	pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
 	cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
+	wp-gpios = <&gpio2 20 GPIO_ACTIVE_LOW>;
 	vmmc-supply = <&reg_usdhc2_vmmc>;
 	bus-width = <4>;
 	status = "okay";
@@ -652,12 +653,6 @@ MX8MP_IOMUXC_GPIO1_IO03__GPIO1_IO03	0x41
 		>;
 	};
 
-	pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
-		fsl,pins = <
-			MX8MP_IOMUXC_SD2_RESET_B__GPIO2_IO19	0x41
-		>;
-	};
-
 	pinctrl_sai2: sai2grp {
 		fsl,pins = <
 			MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_SAI2_TX_BCLK	0xd6
@@ -767,6 +762,8 @@ MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
 	pinctrl_usdhc2_gpio: usdhc2gpiogrp {
 		fsl,pins = <
 			MX8MP_IOMUXC_SD2_CD_B__GPIO2_IO12	0x1c4
+			MX8MP_IOMUXC_SD2_WP__GPIO2_IO20 	0x41
+			MX8MP_IOMUXC_SD2_RESET_B__GPIO2_IO19	0x19
 		>;
 	};