board: atmel: add sama5d2_ptc_ek board

Add the SAMA5D2 PTC EK board and remove the SAMA5D2 PTC ENGI board
which was a prototype.

Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Signed-off-by: Wenyou Yang <wenyou.yang@microchip.com>
diff --git a/arch/arm/dts/sama5d2.dtsi b/arch/arm/dts/sama5d2.dtsi
index 7520446..6645a55 100644
--- a/arch/arm/dts/sama5d2.dtsi
+++ b/arch/arm/dts/sama5d2.dtsi
@@ -302,6 +302,7 @@
 						#clock-cells = <0>;
 						reg = <24>;
 						atmel,clk-output-range = <0 83000000>;
+						u-boot,dm-pre-reloc;
 					};
 
 					uart1_clk: uart1_clk@25 {
@@ -315,6 +316,7 @@
 						#clock-cells = <0>;
 						reg = <26>;
 						atmel,clk-output-range = <0 83000000>;
+						u-boot,dm-pre-reloc;
 					};
 
 					uart3_clk: uart3_clk@27 {
@@ -635,6 +637,14 @@
 				status = "disabled";
 			};
 
+			uart0: serial@f801c000 {
+				compatible = "atmel,at91sam9260-usart";
+				reg = <0xf801c000 0x100>;
+				clocks = <&uart0_clk>;
+				clock-names = "usart";
+				status = "disabled";
+			};
+
 			uart1: serial@f8020000 {
 				compatible = "atmel,at91sam9260-usart";
 				reg = <0xf8020000 0x100>;
@@ -643,6 +653,14 @@
 				status = "disabled";
 			};
 
+			uart2: serial@f8024000 {
+				compatible = "atmel,at91sam9260-usart";
+				reg = <0xf8024000 0x100>;
+				clocks = <&uart2_clk>;
+				clock-names = "usart";
+				status = "disabled";
+			};
+
 			i2c0: i2c@f8028000 {
 				compatible = "atmel,sama5d2-i2c";
 				reg = <0xf8028000 0x100>;