arm64: dts: socfpga: change address-cells to support 64-bit addressing

Update the address-cells and size-cells to 2 in order to support 64-bit
addressing.

Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>

arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi

@@ -134,9 +134,8 @@ soc {
 		ranges = <0 0 0 0xffffffff>;
 
 		base_fpga_region {
-			#address-cells = <0x1>;
-			#size-cells = <0x1>;
-
+			#address-cells = <0x2>;
+			#size-cells = <0x2>;
 			compatible = "fpga-region";
 			fpga-mgr = <&fpga_mgr>;
 		};

arch/arm64/boot/dts/intel/socfpga_agilex.dtsi

@@ -139,8 +139,8 @@ soc {
 		ranges = <0 0 0 0xffffffff>;
 
 		base_fpga_region {
-			#address-cells = <0x1>;
-			#size-cells = <0x1>;
+			#address-cells = <0x2>;
+			#size-cells = <0x2>;
 			compatible = "fpga-region";
 			fpga-mgr = <&fpga_mgr>;
 		};