ARM: dts: imx6*-hummingboard2: use proper gpio flags definitions

Use proper gpio flag definitions for GPIOs rather than using opaque
uninformative numbers.
Signed-off-by: Russell King <rmk+kernel@armlinux.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

@@ -46,7 +46,7 @@ chosen {
 
 	ir_recv: ir-receiver {
 		compatible = "gpio-ir-receiver";
-		gpios = <&gpio7 9 1>;
+		gpios = <&gpio7 9 GPIO_ACTIVE_LOW>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_hummingboard2_gpio7_9>;
 		linux,rc-map-name = "rc-rc6-mce";
@@ -76,7 +76,7 @@ reg_1p8v: regulator-1p8v {
 	reg_usbh1_vbus: regulator-usb-h1-vbus {
 		compatible = "regulator-fixed";
 		enable-active-high;
-		gpio = <&gpio1 0 0>;
+		gpio = <&gpio1 0 GPIO_ACTIVE_HIGH>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_hummingboard2_usbh1_vbus>;
 		regulator-name = "usb_h1_vbus";
@@ -87,7 +87,7 @@ reg_usbh1_vbus: regulator-usb-h1-vbus {
 	reg_usbotg_vbus: regulator-usb-otg-vbus {
 		compatible = "regulator-fixed";
 		enable-active-high;
-		gpio = <&gpio3 22 0>;
+		gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_hummingboard2_usbotg_vbus>;
 		regulator-name = "usb_otg_vbus";
@@ -98,7 +98,7 @@ reg_usbotg_vbus: regulator-usb-otg-vbus {
 	reg_usbh2_vbus: regulator-usb-h2-vbus {
 		compatible = "regulator-gpio";
 		enable-active-high;
-		enable-gpio = <&gpio2 13 0>;
+		enable-gpio = <&gpio2 13 GPIO_ACTIVE_HIGH>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_hummingboard2_usbh2_vbus>;
 		regulator-name = "usb_h2_vbus";
@@ -110,7 +110,7 @@ reg_usbh2_vbus: regulator-usb-h2-vbus {
 	reg_usbh3_vbus: regulator-usb-h3-vbus {
 		compatible = "regulator-gpio";
 		enable-active-high;
-		enable-gpio = <&gpio7 10 0>;
+		enable-gpio = <&gpio7 10 GPIO_ACTIVE_HIGH>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_hummingboard2_usbh3_vbus>;
 		regulator-name = "usb_h3_vbus";