diff --git a/arch/arm/dts/exynos5.dtsi b/arch/arm/dts/exynos5.dtsi
index 238acb8..179584c 100644
--- a/arch/arm/dts/exynos5.dtsi
+++ b/arch/arm/dts/exynos5.dtsi
@@ -72,39 +72,39 @@
 		interrupts = <1 9 0xf04>;
 	};
 
-	i2c@12c60000 {
-		#address-cells = <1>;
-		#size-cells = <0>;
+	i2c_0: i2c@12C60000 {
 		compatible = "samsung,s3c2440-i2c";
 		reg = <0x12C60000 0x100>;
 		interrupts = <0 56 0>;
-	};
-
-	i2c@12c70000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
+	};
+
+	i2c_1: i2c@12C70000 {
 		compatible = "samsung,s3c2440-i2c";
 		reg = <0x12C70000 0x100>;
 		interrupts = <0 57 0>;
-	};
-
-	i2c@12c80000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
+	};
+
+	i2c_2: i2c@12C80000 {
 		compatible = "samsung,s3c2440-i2c";
 		reg = <0x12C80000 0x100>;
 		interrupts = <0 58 0>;
-	};
-
-	i2c@12c90000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
+	};
+
+	i2c_3: i2c@12C90000 {
 		compatible = "samsung,s3c2440-i2c";
 		reg = <0x12C90000 0x100>;
 		interrupts = <0 59 0>;
+		#address-cells = <1>;
+		#size-cells = <0>;
 	};
 
-	spi@12d20000 {
+	spi_0: spi@12d20000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,exynos-spi";
@@ -112,7 +112,7 @@
 		interrupts = <0 68 0>;
 	};
 
-	spi@12d30000 {
+	spi_1: spi@12d30000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,exynos-spi";
@@ -120,7 +120,7 @@
 		interrupts = <0 69 0>;
 	};
 
-	spi@12d40000 {
+	spi_2: spi@12d40000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,exynos-spi";
@@ -129,7 +129,7 @@
 		interrupts = <0 70 0>;
         };
 
-	spi@131a0000 {
+	spi_3: spi@131a0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,exynos-spi";
@@ -137,7 +137,7 @@
 		interrupts = <0 129 0>;
 	};
 
-	spi@131b0000 {
+	spi_4: spi@131b0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,exynos-spi";
diff --git a/arch/arm/dts/exynos5250-arndale.dts b/arch/arm/dts/exynos5250-arndale.dts
index 21c0a21..031c622 100644
--- a/arch/arm/dts/exynos5250-arndale.dts
+++ b/arch/arm/dts/exynos5250-arndale.dts
@@ -15,14 +15,14 @@
 	compatible = "samsung,arndale", "samsung,exynos5250";
 
 	aliases {
-		i2c0 = "/i2c@12c60000";
-		i2c1 = "/i2c@12c70000";
-		i2c2 = "/i2c@12c80000";
-		i2c3 = "/i2c@12c90000";
-		i2c4 = "/i2c@12ca0000";
-		i2c5 = "/i2c@12cb0000";
-		i2c6 = "/i2c@12cc0000";
-		i2c7 = "/i2c@12cd0000";
+		i2c0 = "/i2c@12C60000";
+		i2c1 = "/i2c@12C70000";
+		i2c2 = "/i2c@12C80000";
+		i2c3 = "/i2c@12C90000";
+		i2c4 = "/i2c@12CA0000";
+		i2c5 = "/i2c@12CB0000";
+		i2c6 = "/i2c@12CC0000";
+		i2c7 = "/i2c@12CD0000";
 		serial0 = "/serial@12C20000";
 		console = "/serial@12C20000";
 	};
diff --git a/arch/arm/dts/exynos5250-smdk5250.dts b/arch/arm/dts/exynos5250-smdk5250.dts
index 3cebfc2..636fec9 100644
--- a/arch/arm/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/dts/exynos5250-smdk5250.dts
@@ -11,20 +11,21 @@
 
 /dts-v1/;
 #include "exynos5250.dtsi"
+#include <dt-bindings/interrupt-controller/irq.h>
 
 / {
 	model = "SAMSUNG SMDK5250 board based on EXYNOS5250";
 	compatible = "samsung,smdk5250", "samsung,exynos5250";
 
 	aliases {
-		i2c0 = "/i2c@12c60000";
-		i2c1 = "/i2c@12c70000";
-		i2c2 = "/i2c@12c80000";
-		i2c3 = "/i2c@12c90000";
-		i2c4 = "/i2c@12ca0000";
-		i2c5 = "/i2c@12cb0000";
-		i2c6 = "/i2c@12cc0000";
-		i2c7 = "/i2c@12cd0000";
+		i2c0 = "/i2c@12C60000";
+		i2c1 = "/i2c@12C70000";
+		i2c2 = "/i2c@12C80000";
+		i2c3 = "/i2c@12C90000";
+		i2c4 = "/i2c@12CA0000";
+		i2c5 = "/i2c@12CB0000";
+		i2c6 = "/i2c@12CC0000";
+		i2c7 = "/i2c@12CD0000";
 		spi0 = "/spi@12d20000";
 		spi1 = "/spi@12d30000";
 		spi2 = "/spi@12d40000";
@@ -58,14 +59,14 @@
 		status = "disabled";
 	};
 
-	i2c@12c70000 {
+	i2c@12C70000 {
 		soundcodec@1a {
 			reg = <0x1a>;
 			compatible = "wolfson,wm8994-codec";
 		};
 	};
 
-	i2c@12c60000 {
+	i2c@12C60000 {
 		pmic@9 {
 			reg = <0x9>;
 			compatible = "maxim,max77686";
diff --git a/arch/arm/dts/exynos5250-snow.dts b/arch/arm/dts/exynos5250-snow.dts
index e4b3dc2..9abe0b7 100644
--- a/arch/arm/dts/exynos5250-snow.dts
+++ b/arch/arm/dts/exynos5250-snow.dts
@@ -7,24 +7,27 @@
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
-*/
+ */
 
 /dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/input/input.h>
 #include "exynos5250.dtsi"
 
 / {
 	model = "Google Snow";
-	compatible = "google,snow", "samsung,exynos5250";
+	compatible = "google,snow", "samsung,exynos5250", "samsung,exynos5";
 
 	aliases {
-		i2c0 = "/i2c@12c60000";
-		i2c1 = "/i2c@12c70000";
-		i2c2 = "/i2c@12c80000";
-		i2c3 = "/i2c@12c90000";
-		i2c4 = "/i2c@12ca0000";
-		i2c5 = "/i2c@12cb0000";
-		i2c6 = "/i2c@12cc0000";
-		i2c7 = "/i2c@12cd0000";
+		i2c0 = "/i2c@12C60000";
+		i2c1 = "/i2c@12C70000";
+		i2c2 = "/i2c@12C80000";
+		i2c3 = "/i2c@12C90000";
+		i2c4 = "/i2c@12CA0000";
+		i2c5 = "/i2c@12CB0000";
+		i2c6 = "/i2c@12CC0000";
+		i2c7 = "/i2c@12CD0000";
 		spi0 = "/spi@12d20000";
 		spi1 = "/spi@12d30000";
 		spi2 = "/spi@12d40000";
@@ -39,7 +42,7 @@
 		i2s = "/sound@3830000";
 	};
 
-	i2c4: i2c@12ca0000 {
+	i2c4: i2c@12CA0000 {
 		cros_ec: cros-ec@1e {
 			reg = <0x1e>;
 			compatible = "google,cros-ec-i2c";
@@ -66,6 +69,7 @@
 		spi-max-frequency = <1000000>;
 		spi-deactivate-delay = <100>;
 
+		/* Snow did support SPI but the released version used I2C */
 		embedded-controller {
 			compatible = "google,cros-ec-i2c";
 			reg = <0x1e>;
@@ -85,7 +89,7 @@
 		status = "disabled";
 	};
 
-	i2c@12cd0000 {
+	i2c@12CD0000 {
 		soundcodec@22 {
 			reg = <0x22>;
 			compatible = "maxim,max98095-codec";
@@ -105,8 +109,8 @@
 		};
 	};
 
-	i2c@12c60000 {
-		pmic@9 {
+	i2c@12C60000 {
+		max77686@09 {
 			reg = <0x9>;
 			compatible = "maxim,max77686";
 		};
diff --git a/arch/arm/dts/exynos5250.dtsi b/arch/arm/dts/exynos5250.dtsi
index ccbafe9..7eef3e3 100644
--- a/arch/arm/dts/exynos5250.dtsi
+++ b/arch/arm/dts/exynos5250.dtsi
@@ -47,36 +47,36 @@
 		interrupts = <0 47 0>;
 	};
 
-	i2c@12ca0000 {
-		#address-cells = <1>;
-		#size-cells = <0>;
+	i2c_4: i2c@12CA0000 {
 		compatible = "samsung,s3c2440-i2c";
 		reg = <0x12CA0000 0x100>;
 		interrupts = <0 60 0>;
-	};
-
-	i2c@12cb0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
+	};
+
+	i2c_5: i2c@12CB0000 {
 		compatible = "samsung,s3c2440-i2c";
 		reg = <0x12CB0000 0x100>;
 		interrupts = <0 61 0>;
-	};
-
-	i2c@12cc0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
+	};
+
+	i2c_6: i2c@12CC0000 {
 		compatible = "samsung,s3c2440-i2c";
 		reg = <0x12CC0000 0x100>;
 		interrupts = <0 62 0>;
-	};
-
-	i2c@12cd0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
+	};
+
+	i2c_7: i2c@12CD0000 {
 		compatible = "samsung,s3c2440-i2c";
 		reg = <0x12CD0000 0x100>;
 		interrupts = <0 63 0>;
+		#address-cells = <1>;
+		#size-cells = <0>;
 	};
 
 	sound@3830000 {
diff --git a/arch/arm/dts/exynos5420-peach-pit.dts b/arch/arm/dts/exynos5420-peach-pit.dts
index 6fe762d..0f1002e 100644
--- a/arch/arm/dts/exynos5420-peach-pit.dts
+++ b/arch/arm/dts/exynos5420-peach-pit.dts
@@ -25,7 +25,7 @@
 	aliases {
 		serial0 = "/serial@12C30000";
 		console = "/serial@12C30000";
-		pmic = "/i2c@12ca0000";
+		pmic = "/i2c@12CA0000";
 	};
 
 	dmc {
@@ -49,7 +49,7 @@
 	};
 
 	/* MAX77802 is on i2c bus 4 */
-	i2c@12ca0000 {
+	i2c@12CA0000 {
 		clock-frequency = <400000>;
 		power-regulator@9 {
 			compatible = "maxim,max77802-pmic";
@@ -57,7 +57,7 @@
 		};
 	};
 
-	i2c@12cd0000 { /* i2c7 */
+	i2c@12CD0000 { /* i2c7 */
 		clock-frequency = <100000>;
 	       soundcodec@20 {
 	              reg = <0x20>;
@@ -76,7 +76,7 @@
                 samsung,codec-type = "max98090";
         };
 
-	i2c@12e10000 { /* i2c9 */
+	i2c@12E10000 { /* i2c9 */
 		clock-frequency = <400000>;
                 tpm@20 {
                         compatible = "infineon,slb9645tt";
diff --git a/arch/arm/dts/exynos5420-smdk5420.dts b/arch/arm/dts/exynos5420-smdk5420.dts
index 6855027..015ff15 100644
--- a/arch/arm/dts/exynos5420-smdk5420.dts
+++ b/arch/arm/dts/exynos5420-smdk5420.dts
@@ -37,7 +37,7 @@
 	};
 
 	/* s2mps11 is on i2c bus 4 */
-	i2c@12ca0000 {
+	i2c@12CA0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		pmic@66 {
@@ -82,7 +82,7 @@
 		samsung,codec-type = "wm8994";
 	};
 
-	i2c@12c70000 {
+	i2c@12C70000 {
 		soundcodec@1a {
 			reg = <0x1a>;
 			compatible = "wolfson,wm8994-codec";
diff --git a/arch/arm/dts/exynos54xx.dtsi b/arch/arm/dts/exynos54xx.dtsi
index 31fabb1..bd3619d 100644
--- a/arch/arm/dts/exynos54xx.dtsi
+++ b/arch/arm/dts/exynos54xx.dtsi
@@ -14,17 +14,17 @@
 	};
 
 	aliases {
-		i2c0 = "/i2c@12c60000";
-		i2c1 = "/i2c@12c70000";
-		i2c2 = "/i2c@12c80000";
-		i2c3 = "/i2c@12c90000";
-		i2c4 = "/i2c@12ca0000";
-		i2c5 = "/i2c@12cb0000";
-		i2c6 = "/i2c@12cc0000";
-		i2c7 = "/i2c@12cd0000";
-		i2c8 = "/i2c@12e00000";
-		i2c9 = "/i2c@12e10000";
-		i2c10 = "/i2c@12e20000";
+		i2c0 = "/i2c@12C60000";
+		i2c1 = "/i2c@12C70000";
+		i2c2 = "/i2c@12C80000";
+		i2c3 = "/i2c@12C90000";
+		i2c4 = "/i2c@12CA0000";
+		i2c5 = "/i2c@12CB0000";
+		i2c6 = "/i2c@12CC0000";
+		i2c7 = "/i2c@12CD0000";
+		i2c8 = "/i2c@12E00000";
+		i2c9 = "/i2c@12E10000";
+		i2c10 = "/i2c@12E20000";
 		pinctrl0 = &pinctrl_0;
 		pinctrl1 = &pinctrl_1;
 		pinctrl2 = &pinctrl_2;
@@ -42,7 +42,7 @@
 		xhci1 = "/xhci@12400000";
 	};
 
-	i2c@12ca0000 {
+	i2c@12CA0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,exynos5-hsi2c";
@@ -50,7 +50,7 @@
 		interrupts = <0 60 0>;
 	};
 
-	i2c@12cb0000 {
+	i2c@12CB0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,exynos5-hsi2c";
@@ -58,7 +58,7 @@
 		interrupts = <0 61 0>;
 	};
 
-	i2c@12cc0000 {
+	i2c@12CC0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,exynos5-hsi2c";
@@ -66,7 +66,7 @@
 		interrupts = <0 62 0>;
 	};
 
-	i2c@12cd0000 {
+	i2c@12CD0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,exynos5-hsi2c";
@@ -74,7 +74,7 @@
 		interrupts = <0 63 0>;
 	};
 
-	i2c@12e00000 {
+	i2c@12E00000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,exynos5-hsi2c";
@@ -82,7 +82,7 @@
 		interrupts = <0 87 0>;
 	};
 
-	i2c@12e10000 {
+	i2c@12E10000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,exynos5-hsi2c";
@@ -90,7 +90,7 @@
 		interrupts = <0 88 0>;
 	};
 
-	i2c@12e20000 {
+	i2c@12E20000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,exynos5-hsi2c";
diff --git a/arch/arm/dts/exynos5800-peach-pi.dts b/arch/arm/dts/exynos5800-peach-pi.dts
index 176ce55..4e548f7 100644
--- a/arch/arm/dts/exynos5800-peach-pi.dts
+++ b/arch/arm/dts/exynos5800-peach-pi.dts
@@ -25,7 +25,7 @@
 	aliases {
 		serial0 = "/serial@12C30000";
 		console = "/serial@12C30000";
-		pmic = "/i2c@12ca0000";
+		pmic = "/i2c@12CA0000";
 	};
 
 	dmc {
@@ -49,7 +49,7 @@
 	};
 
 	/* MAX77802 is on i2c bus 4 */
-	i2c@12ca0000 {
+	i2c@12CA0000 {
 		clock-frequency = <400000>;
 		power-regulator@9 {
 			compatible = "maxim,max77802-pmic";
@@ -57,7 +57,7 @@
 		};
 	};
 
-	i2c@12cd0000 { /* i2c7 */
+	i2c@12CD0000 { /* i2c7 */
 		clock-frequency = <100000>;
 	       soundcodec@20 {
 	              reg = <0x20>;
@@ -69,7 +69,7 @@
                 samsung,codec-type = "max98090";
         };
 
-	i2c@12e10000 { /* i2c9 */
+	i2c@12E10000 { /* i2c9 */
 		clock-frequency = <400000>;
                 tpm@20 {
                         compatible = "infineon,slb9645tt";