dm: test: Add a size to each reg property

Each sandbox peripheral should have a size as well as a base address. This
is required for regmaps to work, so make this change for all nodes that have
an address.

Signed-off-by: Simon Glass <sjg@chromium.org>

arch/sandbox/dts/test.dts

@@ -4,7 +4,7 @@
 	model = "sandbox";
 	compatible = "sandbox";
 	#address-cells = <1>;
-	#size-cells = <0>;
+	#size-cells = <1>;
 
 	aliases {
 		console = &uart0;
@@ -28,7 +28,7 @@
 	};
 
 	a-test {
-		reg = <0>;
+		reg = <0 1>;
 		compatible = "denx,u-boot-fdt-test";
 		ping-expect = <0>;
 		ping-add = <0>;
@@ -41,16 +41,16 @@
 	};
 
 	junk {
-		reg = <1>;
+		reg = <1 1>;
 		compatible = "not,compatible";
 	};
 
 	no-compatible {
-		reg = <2>;
+		reg = <2 1>;
 	};
 
 	b-test {
-		reg = <3>;
+		reg = <3 1>;
 		compatible = "denx,u-boot-fdt-test";
 		ping-expect = <3>;
 		ping-add = <3>;
@@ -60,7 +60,7 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "denx,u-boot-test-bus";
-		reg = <3>;
+		reg = <3 1>;
 		ping-expect = <4>;
 		ping-add = <4>;
 		c-test@5 {
@@ -84,14 +84,14 @@
 	};
 
 	d-test {
-		reg = <3>;
+		reg = <3 1>;
 		ping-expect = <6>;
 		ping-add = <6>;
 		compatible = "google,another-fdt-test";
 	};
 
 	e-test {
-		reg = <3>;
+		reg = <3 1>;
 		ping-expect = <6>;
 		ping-add = <6>;
 		compatible = "google,another-fdt-test";
@@ -146,7 +146,7 @@
 	i2c@0 {
 		#address-cells = <1>;
 		#size-cells = <0>;
-		reg = <0>;
+		reg = <0 1>;
 		compatible = "sandbox,i2c";
 		clock-frequency = <100000>;
 		eeprom@2c {
@@ -229,7 +229,7 @@
 	spi@0 {
 		#address-cells = <1>;
 		#size-cells = <0>;
-		reg = <0>;
+		reg = <0 1>;
 		compatible = "sandbox,spi";
 		cs-gpios = <0>, <&gpio_a 0>;
 		spi.bin@0 {
@@ -242,12 +242,15 @@
 
 	syscon@0 {
 		compatible = "sandbox,syscon0";
-		reg = <0x10>;
+		reg = <0x10 4>;
 	};
 
 	syscon@1 {
 		compatible = "sandbox,syscon1";
-		reg = <0x20>;
+		reg = <0x20 5
+			0x28 6
+			0x30 7
+			0x38 8>;
 	};
 
 	uart0: serial {