dt-binding: memory: pl353-smc: Fix the example syntax and style

Enhance the spacing, the comment style, add { }, remove (...).
Signed-off-by: NMiquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: NRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210610082040.2075611-6-miquel.raynal@bootlin.comSigned-off-by: NKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>

Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt

@@ -24,27 +24,29 @@ Required device node properties:
 			of the memory region requested by the device.
 
 Example:
-	smcc: memory-controller@e000e000
-			compatible = "arm,pl353-smc-r2p1", "arm,primecell";
-			clock-names = "memclk", "apb_pclk";
-			clocks = <&clkc 11>, <&clkc 44>;
-			reg = <0xe000e000 0x1000>;
-			#address-cells = <2>;
-			#size-cells = <1>;
-			ranges = <0x0 0x0 0xe1000000 0x1000000 //Nand CS Region
-				  0x1 0x0 0xe2000000 0x2000000 //SRAM/NOR CS Region
-				  0x2 0x0 0xe4000000 0x2000000>; //SRAM/NOR CS Region
-			nand_0: flash@e1000000 {
-				compatible = "arm,pl353-nand-r2p1"
-				reg = <0 0 0x1000000>;
-				(...)
-			};
-			nor0: flash@e2000000 {
-				compatible = "cfi-flash";
-				reg = <1 0 0x2000000>;
-			};
-			nor1: flash@e4000000 {
-				compatible = "cfi-flash";
-				reg = <2 0 0x2000000>;
-			};
+	smcc: memory-controller@e000e000 {
+		compatible = "arm,pl353-smc-r2p1", "arm,primecell";
+		clock-names = "memclk", "apb_pclk";
+		clocks = <&clkc 11>, <&clkc 44>;
+		reg = <0xe000e000 0x1000>;
+		#address-cells = <2>;
+		#size-cells = <1>;
+		ranges = <0x0 0x0 0xe1000000 0x1000000 /* Nand CS region */
+			  0x1 0x0 0xe2000000 0x2000000 /* SRAM/NOR CS0 region */
+			  0x2 0x0 0xe4000000 0x2000000>; /* SRAM/NOR CS1 region */
+
+		nand_0: flash@e1000000 {
+			compatible = "arm,pl353-nand-r2p1";
+			reg = <0 0 0x1000000>;
+		};
+
+		nor0: flash@e2000000 {
+			compatible = "cfi-flash";
+			reg = <1 0 0x2000000>;
+		};
+
+		nor1: flash@e4000000 {
+			compatible = "cfi-flash";
+			reg = <2 0 0x2000000>;
+		};
 	};