ARM: dts: imx6*-hummingboard2: fix SD card detect

Fix the SD card detect signal, which was missing the polarity
specification, and the pull-up necessary for proper signalling.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6qdl-hummingboard2.dtsi

@@ -389,7 +389,7 @@ pinctrl_hummingboard2_usbotg_vbus: hummingboard2-usbotg-vbus {
 
 		pinctrl_hummingboard2_usdhc2_aux: hummingboard2-usdhc2-aux {
 			fsl,pins = <
-				MX6QDL_PAD_GPIO_4__GPIO1_IO04    0x13071
+				MX6QDL_PAD_GPIO_4__GPIO1_IO04    0x1f071
 				MX6QDL_PAD_KEY_ROW1__SD2_VSELECT 0x1b071
 				MX6QDL_PAD_DISP0_DAT9__GPIO4_IO30 0x1b0b0
 			>;
@@ -516,7 +516,7 @@ &pinctrl_hummingboard2_usdhc2_aux
 		&pinctrl_hummingboard2_usdhc2_200mhz
 	>;
 	mmc-pwrseq = <&usdhc2_pwrseq>;
-	cd-gpios = <&gpio1 4 0>;
+	cd-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
 	status = "okay";
 };