board: atmel: Add SAMA5D27 SOM1 EK board

The SAMA5D27-SiP (System in Package) integrates the SAMA5D2
with 1Gbit DDR2-SDRAM in a single package.

The SAMA5D27 SOM1 embeds a 64Mbit QSPI flash, KSZ8081 Phy and
Mac-address EEPROM.

Signed-off-by: Wenyou Yang <wenyou.yang@microchip.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/dts/sama5d2.dtsi b/arch/arm/dts/sama5d2.dtsi
index 4233ef8..b02a602 100644
--- a/arch/arm/dts/sama5d2.dtsi
+++ b/arch/arm/dts/sama5d2.dtsi
@@ -505,11 +505,13 @@
 					qspi0_clk: qspi0_clk@52 {
 						#clock-cells = <0>;
 						reg = <52>;
+						u-boot,dm-pre-reloc;
 					};
 
 					qspi1_clk: qspi1_clk@53 {
 						#clock-cells = <0>;
 						reg = <53>;
+						u-boot,dm-pre-reloc;
 					};
 				};
 
@@ -596,6 +598,16 @@
 				status = "disabled";
 			};
 
+			qspi1: spi@f0024000 {
+				compatible = "atmel,sama5d2-qspi";
+				reg = <0xf0024000 0x100>, <0xd8000000 0x08000000>;
+				reg-names = "qspi_base", "qspi_mmap";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				clocks = <&qspi1_clk>;
+				status = "disabled";
+			};
+
 			spi0: spi@f8000000 {
 				compatible = "atmel,at91rm9200-spi";
 				reg = <0xf8000000 0x100>;
@@ -700,6 +712,14 @@
 				status = "disabled";
 			};
 
+			uart3: serial@fc008000 {
+				compatible = "atmel,at91sam9260-usart";
+				reg = <0xfc008000 0x100>;
+				clocks = <&uart3_clk>;
+				clock-names = "usart";
+				status = "disabled";
+			};
+
 			i2c1: i2c@fc028000 {
 				compatible = "atmel,sama5d2-i2c";
 				reg = <0xfc028000 0x100>;