arm: boot: dts: omap2/3/am33xx: drop ti,intc-size

we are now infering number of IRQ lines based
on correct compatible flag, which renders this
binding completely useless.
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/am33xx.dtsi

@@ -136,7 +136,6 @@ intc: interrupt-controller@48200000 {
 			compatible = "ti,am33xx-intc";
 			interrupt-controller;
 			#interrupt-cells = <1>;
-			ti,intc-size = <128>;
 			reg = <0x48200000 0x1000>;
 		};
 

arch/arm/boot/dts/omap2.dtsi

@@ -75,7 +75,6 @@ intc: interrupt-controller@1 {
 			compatible = "ti,omap2-intc";
 			interrupt-controller;
 			#interrupt-cells = <1>;
-			ti,intc-size = <96>;
 			reg = <0x480FE000 0x1000>;
 		};
 

arch/arm/boot/dts/omap3.dtsi

@@ -144,7 +144,6 @@ intc: interrupt-controller@48200000 {
 			compatible = "ti,omap3-intc";
 			interrupt-controller;
 			#interrupt-cells = <1>;
-			ti,intc-size = <96>;
 			reg = <0x48200000 0x1000>;
 		};