diff --git a/arch/arm/dts/uniphier-ph1-ld4-ref.dts b/arch/arm/dts/uniphier-ph1-ld4-ref.dts
index 6855878c29110d3e5092c79bba9eada22b3296a8..d479be1d4d6ebdf155915be5ad8d125bf0e419bb 100644
--- a/arch/arm/dts/uniphier-ph1-ld4-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-ld4-ref.dts
@@ -1,7 +1,7 @@
 /*
  * Device Tree Source for UniPhier PH1-LD4 Reference Board
  *
- * Copyright (C) 2014 Panasonic Corporation
+ * Copyright (C) 2014-2015 Panasonic Corporation
  *   Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
@@ -9,6 +9,7 @@
 
 /dts-v1/;
 /include/ "uniphier-ph1-ld4.dtsi"
+/include/ "uniphier-ref-daughter.dtsi"
 
 / {
 	model = "Panasonic UniPhier PH1-LD4 Reference Board";
@@ -46,10 +47,6 @@
 
 &i2c0 {
 	status = "okay";
-	eeprom {
-		compatible = "i2c-eeprom";
-		reg = <0x50>;
-	};
 };
 
 &usb0 {
diff --git a/arch/arm/dts/uniphier-ph1-pro4-ref.dts b/arch/arm/dts/uniphier-ph1-pro4-ref.dts
index 1227b628d19fcbeb24047a869c25b0e5930ca47f..d9e7a8c52b8c7445e52e3f6c112b099bb2b0ed79 100644
--- a/arch/arm/dts/uniphier-ph1-pro4-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-pro4-ref.dts
@@ -1,7 +1,7 @@
 /*
  * Device Tree Source for UniPhier PH1-Pro4 Reference Board
  *
- * Copyright (C) 2014 Panasonic Corporation
+ * Copyright (C) 2014-2015 Panasonic Corporation
  *   Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
@@ -9,6 +9,7 @@
 
 /dts-v1/;
 /include/ "uniphier-ph1-pro4.dtsi"
+/include/ "uniphier-ref-daughter.dtsi"
 
 / {
 	model = "Panasonic UniPhier PH1-Pro4 Reference Board";
@@ -48,10 +49,6 @@
 
 &i2c0 {
 	status = "okay";
-	eeprom {
-		compatible = "i2c-eeprom";
-		reg = <0x50>;
-	};
 };
 
 &usb0 {
diff --git a/arch/arm/dts/uniphier-ph1-sld3-ref.dts b/arch/arm/dts/uniphier-ph1-sld3-ref.dts
index fefc592589e80735dde855a4aab238ff388bdd41..8a7f90ac78dc76b6946a9136e46b1e0222ce69a0 100644
--- a/arch/arm/dts/uniphier-ph1-sld3-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-sld3-ref.dts
@@ -1,7 +1,7 @@
 /*
  * Device Tree Source for UniPhier PH1-sLD3 Reference Board
  *
- * Copyright (C) 2014 Panasonic Corporation
+ * Copyright (C) 2014-2015 Panasonic Corporation
  *   Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
@@ -9,6 +9,7 @@
 
 /dts-v1/;
 /include/ "uniphier-ph1-sld3.dtsi"
+/include/ "uniphier-ref-daughter.dtsi"
 
 / {
 	model = "Panasonic UniPhier PH1-sLD3 Reference Board";
@@ -45,10 +46,6 @@
 
 &i2c0 {
 	status = "okay";
-	eeprom {
-		compatible = "i2c-eeprom";
-		reg = <0x50>;
-	};
 };
 
 &usb0 {
diff --git a/arch/arm/dts/uniphier-ph1-sld8-ref.dts b/arch/arm/dts/uniphier-ph1-sld8-ref.dts
index 9b6d95c4808437e6fc1d1ca5d208a0ea067ac330..0cb9c47b6570b71e8ee96c69aa7f9b1cd9c973a3 100644
--- a/arch/arm/dts/uniphier-ph1-sld8-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-sld8-ref.dts
@@ -1,7 +1,7 @@
 /*
  * Device Tree Source for UniPhier PH1-sLD8 Reference Board
  *
- * Copyright (C) 2014 Panasonic Corporation
+ * Copyright (C) 2014-2015 Panasonic Corporation
  *   Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+
@@ -9,6 +9,7 @@
 
 /dts-v1/;
 /include/ "uniphier-ph1-sld8.dtsi"
+/include/ "uniphier-ref-daughter.dtsi"
 
 / {
 	model = "Panasonic UniPhier PH1-sLD8 Reference Board";
@@ -46,10 +47,6 @@
 
 &i2c0 {
 	status = "okay";
-	eeprom {
-		compatible = "i2c-eeprom";
-		reg = <0x50>;
-	};
 };
 
 &usb0 {
diff --git a/arch/arm/dts/uniphier-ref-daughter.dtsi b/arch/arm/dts/uniphier-ref-daughter.dtsi
new file mode 100644
index 0000000000000000000000000000000000000000..33dc20547f4b3f3c05be33f2e130d06a6c155dd8
--- /dev/null
+++ b/arch/arm/dts/uniphier-ref-daughter.dtsi
@@ -0,0 +1,15 @@
+/*
+ * Device Tree Source for UniPhier Reference Daughter Board
+ *
+ * Copyright (C) 2014-2015 Panasonic Corporation
+ *   Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+&i2c0 {
+	eeprom {
+		compatible = "i2c-eeprom";
+		reg = <0x50>;
+	};
+};