arm64: dts: amlogic: meson-s4: add VRTC node

Add the Virtual RTC (VRTC) controller node to the Meson S4 SoC dtsi.

Signed-off-by: Nick Xie <nick@khadas.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patch.msgid.link/20260327093016.722095-2-nick@khadas.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>

Author: numbqq

arch/arm64/boot/dts/amlogic/meson-s4.dtsi

@@ -59,6 +59,11 @@
 		method = "smc";
 	};
 
+	vrtc: rtc@fe010288 {
+		compatible = "amlogic,meson-vrtc";
+		reg = <0x0 0xfe010288 0x0 0x4>;
+	};
+
 	xtal: xtal-clk {
 		compatible = "fixed-clock";
 		clock-frequency = <24000000>;