arm64: dts: uniphier: increase register region size of sysctrl node

The System Control node has 0x10000 byte of registers.  The current
reg size must be expanded to use the cpufreq driver because the
registers controlling CPU frequency are located at offset 0x8000.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

arch/arm64/boot/dts/socionext/uniphier-ld11.dtsi

@@ -323,7 +323,7 @@ gic: interrupt-controller@5fe00000 {
 		sysctrl@61840000 {
 			compatible = "socionext,uniphier-ld11-sysctrl",
 				     "simple-mfd", "syscon";
-			reg = <0x61840000 0x4000>;
+			reg = <0x61840000 0x10000>;
 
 			sys_clk: clock {
 				compatible = "socionext,uniphier-ld11-clock";

arch/arm64/boot/dts/socionext/uniphier-ld20.dtsi

@@ -312,7 +312,7 @@ gic: interrupt-controller@5fe00000 {
 		sysctrl@61840000 {
 			compatible = "socionext,uniphier-sysctrl",
 				     "simple-mfd", "syscon";
-			reg = <0x61840000 0x4000>;
+			reg = <0x61840000 0x10000>;
 
 			sys_clk: clock {
 				compatible = "socionext,uniphier-ld20-clock";