ARM: dts: OMAP2+: Use existing constants for GPIOs

Use standard GPIO constants to enhance the readability of DT GPIOs.

Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
diff --git a/arch/arm/boot/dts/omap3-igep0020.dts b/arch/arm/boot/dts/omap3-igep0020.dts
index c50ce59..e8c4828 100644
--- a/arch/arm/boot/dts/omap3-igep0020.dts
+++ b/arch/arm/boot/dts/omap3-igep0020.dts
@@ -19,25 +19,25 @@
 		compatible = "gpio-leds";
 		boot {
 			 label = "omap3:green:boot";
-			 gpios = <&gpio1 26 0>;
+			 gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
 			 default-state = "on";
 		};
 
 		user0 {
 			 label = "omap3:red:user0";
-			 gpios = <&gpio1 27 0>;
+			 gpios = <&gpio1 27 GPIO_ACTIVE_HIGH>;
 			 default-state = "off";
 		};
 
 		user1 {
 			 label = "omap3:red:user1";
-			 gpios = <&gpio1 28 0>;
+			 gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
 			 default-state = "off";
 		};
 
 		user2 {
 			label = "omap3:green:user1";
-			gpios = <&twl_gpio 19 1>;
+			gpios = <&twl_gpio 19 GPIO_ACTIVE_LOW>;
 		};
 	};