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";
 };
diff --git a/arch/arm/dts/uniphier-ph1-ld4.dtsi b/arch/arm/dts/uniphier-ph1-ld4.dtsi
index 80074c5..2a3dd73 100644
--- a/arch/arm/dts/uniphier-ph1-ld4.dtsi
+++ b/arch/arm/dts/uniphier-ph1-ld4.dtsi
@@ -13,8 +13,8 @@
 	compatible = "panasonic,ph1-ld4";
 
 	cpus {
-		#size-cells = <0>;
 		#address-cells = <1>;
+		#size-cells = <0>;
 
 		cpu@0 {
 			device_type = "cpu";
@@ -57,6 +57,42 @@
 			clock-frequency = <36864000>;
 		};
 
+		i2c0: i2c@58400000 {
+			compatible = "panasonic,uniphier-i2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58400000 0x40>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
+		i2c1: i2c@58480000 {
+			compatible = "panasonic,uniphier-i2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58480000 0x40>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
+		i2c2: i2c@58500000 {
+			compatible = "panasonic,uniphier-i2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58500000 0x40>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
+		i2c3: i2c@58580000 {
+			compatible = "panasonic,uniphier-i2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58580000 0x40>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
 		usb0: usb@5a800100 {
 			compatible = "panasonic,uniphier-ehci", "usb-ehci";
 			status = "disabled";
@@ -74,5 +110,11 @@
 			status = "disabled";
 			reg = <0x5a820100 0x100>;
 		};
+
+		nand: nand@68000000 {
+			compatible = "denali,denali-nand-dt";
+			reg = <0x68000000 0x20>, <0x68100000 0x1000>;
+			reg-names = "nand_data", "denali_reg";
+		};
 	};
 };
diff --git a/arch/arm/dts/uniphier-ph1-pro4-ref.dts b/arch/arm/dts/uniphier-ph1-pro4-ref.dts
index 52fa81f..23add7c 100644
--- a/arch/arm/dts/uniphier-ph1-pro4-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-pro4-ref.dts
@@ -23,20 +23,41 @@
 		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;
+		i2c5 = &i2c5;
+		i2c6 = &i2c6;
+	};
 };
 
 &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";
 };
diff --git a/arch/arm/dts/uniphier-ph1-pro4.dtsi b/arch/arm/dts/uniphier-ph1-pro4.dtsi
index dd84269..49e375e 100644
--- a/arch/arm/dts/uniphier-ph1-pro4.dtsi
+++ b/arch/arm/dts/uniphier-ph1-pro4.dtsi
@@ -13,8 +13,8 @@
 	compatible = "panasonic,ph1-pro4";
 
 	cpus {
-		#size-cells = <0>;
 		#address-cells = <1>;
+		#size-cells = <0>;
 
 		cpu@0 {
 			device_type = "cpu";
@@ -63,6 +63,62 @@
 			clock-frequency = <73728000>;
 		};
 
+		i2c0: i2c@58780000 {
+			compatible = "panasonic,uniphier-fi2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58780000 0x80>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
+		i2c1: i2c@58781000 {
+			compatible = "panasonic,uniphier-fi2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58781000 0x80>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
+		i2c2: i2c@58782000 {
+			compatible = "panasonic,uniphier-fi2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58782000 0x80>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
+		i2c3: i2c@58783000 {
+			compatible = "panasonic,uniphier-fi2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58783000 0x80>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
+		/* i2c4 does not exist */
+
+		i2c5: i2c@58785000 {
+			compatible = "panasonic,uniphier-fi2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58785000 0x80>;
+			clock-frequency = <400000>;
+			status = "ok";
+		};
+
+		i2c6: i2c@58786000 {
+			compatible = "panasonic,uniphier-fi2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58786000 0x80>;
+			clock-frequency = <400000>;
+			status = "ok";
+		};
+
 		usb0: usb@5a800100 {
 			compatible = "panasonic,uniphier-ehci", "usb-ehci";
 			status = "disabled";
@@ -74,5 +130,11 @@
 			status = "disabled";
 			reg = <0x5a810100 0x100>;
 		};
+
+		nand: nand@68000000 {
+			compatible = "denali,denali-nand-dt";
+			reg = <0x68000000 0x20>, <0x68100000 0x1000>;
+			reg-names = "nand_data", "denali_reg";
+		};
 	};
 };
diff --git a/arch/arm/dts/uniphier-ph1-sld8-ref.dts b/arch/arm/dts/uniphier-ph1-sld8-ref.dts
index ac73aad..a8ce049 100644
--- a/arch/arm/dts/uniphier-ph1-sld8-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-sld8-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";
 };
diff --git a/arch/arm/dts/uniphier-ph1-sld8.dtsi b/arch/arm/dts/uniphier-ph1-sld8.dtsi
index 43a39f5..0ea76e5 100644
--- a/arch/arm/dts/uniphier-ph1-sld8.dtsi
+++ b/arch/arm/dts/uniphier-ph1-sld8.dtsi
@@ -13,8 +13,8 @@
 	compatible = "panasonic,ph1-sld8";
 
 	cpus {
-		#size-cells = <0>;
 		#address-cells = <1>;
+		#size-cells = <0>;
 
 		cpu@0 {
 			device_type = "cpu";
@@ -57,6 +57,42 @@
 			clock-frequency = <80000000>;
 		};
 
+		i2c0: i2c@58400000 {
+			compatible = "panasonic,uniphier-i2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58400000 0x40>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
+		i2c1: i2c@58480000 {
+			compatible = "panasonic,uniphier-i2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58480000 0x40>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
+		i2c2: i2c@58500000 {
+			compatible = "panasonic,uniphier-i2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58500000 0x40>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
+		i2c3: i2c@58580000 {
+			compatible = "panasonic,uniphier-i2c";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x58580000 0x40>;
+			clock-frequency = <100000>;
+			status = "disabled";
+		};
+
 		usb0: usb@5a800100 {
 			compatible = "panasonic,uniphier-ehci", "usb-ehci";
 			status = "disabled";
@@ -74,5 +110,11 @@
 			status = "disabled";
 			reg = <0x5a820100 0x100>;
 		};
+
+		nand: nand@68000000 {
+			compatible = "denali,denali-nand-dt";
+			reg = <0x68000000 0x20>, <0x68100000 0x1000>;
+			reg-names = "nand_data", "denali_reg";
+		};
 	};
 };