arm/dts: OMAP3&4: Remove the '0x' prefix for serial nodes

Follow the DTS convention and thus name the nodes <name>@<address> without
any '0x' prefix in the physical address.
Suggested-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>

arch/arm/boot/dts/omap3.dtsi

@@ -67,25 +67,25 @@ intc: interrupt-controller@1 {
 			#interrupt-cells = <1>;
 		};
 
-		uart1: serial@0x4806a000 {
+		uart1: serial@4806a000 {
 			compatible = "ti,omap3-uart";
 			ti,hwmods = "uart1";
 			clock-frequency = <48000000>;
 		};
 
-		uart2: serial@0x4806c000 {
+		uart2: serial@4806c000 {
 			compatible = "ti,omap3-uart";
 			ti,hwmods = "uart2";
 			clock-frequency = <48000000>;
 		};
 
-		uart3: serial@0x49020000 {
+		uart3: serial@49020000 {
 			compatible = "ti,omap3-uart";
 			ti,hwmods = "uart3";
 			clock-frequency = <48000000>;
 		};
 
-		uart4: serial@0x49042000 {
+		uart4: serial@49042000 {
 			compatible = "ti,omap3-uart";
 			ti,hwmods = "uart4";
 			clock-frequency = <48000000>;

arch/arm/boot/dts/omap4.dtsi

@@ -104,25 +104,25 @@ gic: interrupt-controller@48241000 {
 			      <0x48240100 0x0100>;
 		};
 
-		uart1: serial@0x4806a000 {
+		uart1: serial@4806a000 {
 			compatible = "ti,omap4-uart";
 			ti,hwmods = "uart1";
 			clock-frequency = <48000000>;
 		};
 
-		uart2: serial@0x4806c000 {
+		uart2: serial@4806c000 {
 			compatible = "ti,omap4-uart";
 			ti,hwmods = "uart2";
 			clock-frequency = <48000000>;
 		};
 
-		uart3: serial@0x48020000 {
+		uart3: serial@48020000 {
 			compatible = "ti,omap4-uart";
 			ti,hwmods = "uart3";
 			clock-frequency = <48000000>;
 		};
 
-		uart4: serial@0x4806e000 {
+		uart4: serial@4806e000 {
 			compatible = "ti,omap4-uart";
 			ti,hwmods = "uart4";
 			clock-frequency = <48000000>;