arm64: dts: realtek: rtd16xx: Add memory reservations

Reserve memory regions for RPC and TEE.

Fixes: d8a6c3b3 ("arm64: dts: realtek: Add RTD1619 SoC and Realtek Mjolnir EVB")
Acked-by: James Tai <james.tai@realtek.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>

arch/arm64/boot/dts/realtek/rtd16xx.dtsi

@@ -14,6 +14,25 @@ / {
 	#address-cells = <1>;
 	#size-cells = <1>;
 
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		rpc_comm: rpc@2f000 {
+			reg = <0x2f000 0x1000>;
+		};
+
+		rpc_ringbuf: rpc@1ffe000 {
+			reg = <0x1ffe000 0x4000>;
+		};
+
+		tee: tee@10100000 {
+			reg = <0x10100000 0xf00000>;
+			no-map;
+		};
+	};
+
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;