arm64: dts: Add gpio_intc node for Amlogic A5 SoCs

Add GPIO interrupt controller device.

Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
Link: https://lore.kernel.org/r/20250311-irqchip-gpio-a4-a5-v5-4-ca4cc276c18c@amlogic.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>

Author: Xianwei Zhao

arch/arm64/boot/dts/amlogic/amlogic-a5.dtsi

@@ -48,3 +48,15 @@
 		};
 	};
 };
+
+&apb {
+	gpio_intc: interrupt-controller@4080 {
+		compatible = "amlogic,a5-gpio-intc",
+			     "amlogic,meson-gpio-intc";
+		reg = <0x0 0x4080 0x0 0x20>;
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		amlogic,channel-interrupts =
+			<10 11 12 13 14 15 16 17 18 19 20 21>;
+	};
+};