ARM: UniPhier: add more device nodes to device tree

Add I2C controller and NAND controller devices.  Fix indentation too.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
diff --git a/arch/arm/dts/uniphier-ph1-ld4-ref.dts b/arch/arm/dts/uniphier-ph1-ld4-ref.dts
index f01189c..08bbd03 100644
--- a/arch/arm/dts/uniphier-ph1-ld4-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-ld4-ref.dts
@@ -23,20 +23,39 @@
 		bootargs = "console=ttyPS0,115200 earlyprintk";
 		stdout-path = &uart0;
 	};
+
+	aliases {
+		uart0 = &uart0;
+		uart1 = &uart1;
+		uart2 = &uart2;
+		uart3 = &uart3;
+		i2c0 = &i2c0;
+		i2c1 = &i2c1;
+		i2c2 = &i2c2;
+		i2c3 = &i2c3;
+	};
 };
 
 &uart0 {
-       status = "okay";
+	status = "okay";
 };
 
 &uart1 {
-       status = "okay";
+	status = "okay";
+};
+
+&i2c0 {
+	status = "okay";
+	eeprom {
+		compatible = "i2c-eeprom";
+		reg = <0x50>;
+	};
 };
 
 &usb0 {
-      status = "okay";
+	status = "okay";
 };
 
 &usb1 {
-      status = "okay";
+	status = "okay";
 };