ARM: dts: am43xx: add emif interrupt info

The EMIF instance on am43xx supports interrupts, so add the info for
completeness sake. Right now, the driver does not use this for anything,
but it is possible it would be used in future.
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/am4372.dtsi

@@ -248,6 +248,7 @@ emif: emif@4c000000 {
 			compatible = "ti,emif-am4372";
 			reg = <0x4c000000 0x1000000>;
 			ti,hwmods = "emif";
+			interrupts = <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>;
 			ti,no-idle;
 			sram = <&pm_sram_code
 				&pm_sram_data>;