ARM: dts: imx53-tx53: fix interrupt flags

Some interrupts properties are given '0' as the flags argument or no
flags argument at all.
Change them to use the appropriate interrupt flags.
Signed-off-by: Lothar Waßmann <LW@KARO-electronics.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx53-tx53-x03x.dts

@@ -254,7 +254,7 @@ touchscreen: tsc2007@48 {
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_tsc2007>;
 		interrupt-parent = <&gpio3>;
-		interrupts = <26 0>;
+		interrupts = <26 IRQ_TYPE_EDGE_FALLING>;
 		gpios = <&gpio3 26 GPIO_ACTIVE_LOW>;
 		ti,x-plate-ohms = <660>;
 		wakeup-source;

arch/arm/boot/dts/imx53-tx53.dtsi

@@ -227,7 +227,7 @@ &fec {
 
 	phy0: ethernet-phy@0 {
 		interrupt-parent = <&gpio2>;
-		interrupts = <4>;
+		interrupts = <4 IRQ_TYPE_EDGE_FALLING>;
 		device_type = "ethernet-phy";
 	};
 };
@@ -247,7 +247,7 @@ rtc1: ds1339@68 {
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_ds1339>;
 		interrupt-parent = <&gpio4>;
-		interrupts = <20 0>;
+		interrupts = <20 IRQ_TYPE_EDGE_FALLING>;
 		trickle-resistor-ohms = <250>;
 		trickle-diode-disable;
 	};