arm64: dts: broadcom: bcm2712: Enable RNG

The RNG is the same IP as in the bcm2711 so add the
device tree block to enable the device.

Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
Reviewed-by: Stefan Wahren <wahrenst@gmx.net>
Link: https://lore.kernel.org/r/20250927075643.716179-1-pbrobinson@gmail.com
Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com>

Author: nullr0ute

arch/arm64/boot/dts/broadcom/bcm2712.dtsi

@@ -283,6 +283,12 @@
 			reg = <0x7d510700 0x20>;
 		};
 
+		random: rng@7d208000 {
+			compatible = "brcm,bcm2711-rng200";
+			reg = <0x7d208000 0x28>;
+			status = "okay";
+		};
+
 		interrupt-controller@7d517000 {
 			compatible = "brcm,bcm7271-l2-intc";
 			reg = <0x7d517000 0x10>;