diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
index 9583563dd0ef7a3f0d4cd89765a20bb243b10117..8a558b7ac99980b0c3ec2c50dc791341f70028c8 100644
--- a/arch/arm/boot/dts/exynos4412-trats2.dts
+++ b/arch/arm/boot/dts/exynos4412-trats2.dts
@@ -503,7 +503,7 @@
 		status = "okay";
 
 		ak8975@0c {
-			compatible = "ak,ak8975";
+			compatible = "asahi-kasei,ak8975";
 			reg = <0x0c>;
 			gpios = <&gpj0 7 0>;
 		};
diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts
index 090f9830b129b72259e4976be890917182b8a6f5..cde19c818667a50170bbd8562a3a943f05df619f 100644
--- a/arch/arm/boot/dts/exynos5250-arndale.dts
+++ b/arch/arm/boot/dts/exynos5250-arndale.dts
@@ -107,6 +107,7 @@
 					regulator-name = "VDD_IOPERI_1.8V";
 					regulator-min-microvolt = <1800000>;
 					regulator-max-microvolt = <1800000>;
+					regulator-always-on;
 					op_mode = <1>;
 				};
 
diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
index 418f2506aaf04d6d54825e650c890670f36b3d99..b69fbcb7dcb8accc3fc2f7abd713dc754b9fd5ad 100644
--- a/arch/arm/boot/dts/exynos5420.dtsi
+++ b/arch/arm/boot/dts/exynos5420.dtsi
@@ -382,7 +382,7 @@
 	spi_0: spi@12d20000 {
 		compatible = "samsung,exynos4210-spi";
 		reg = <0x12d20000 0x100>;
-		interrupts = <0 66 0>;
+		interrupts = <0 68 0>;
 		dmas = <&pdma0 5
 			&pdma0 4>;
 		dma-names = "tx", "rx";
@@ -398,7 +398,7 @@
 	spi_1: spi@12d30000 {
 		compatible = "samsung,exynos4210-spi";
 		reg = <0x12d30000 0x100>;
-		interrupts = <0 67 0>;
+		interrupts = <0 69 0>;
 		dmas = <&pdma1 5
 			&pdma1 4>;
 		dma-names = "tx", "rx";
@@ -414,7 +414,7 @@
 	spi_2: spi@12d40000 {
 		compatible = "samsung,exynos4210-spi";
 		reg = <0x12d40000 0x100>;
-		interrupts = <0 68 0>;
+		interrupts = <0 70 0>;
 		dmas = <&pdma0 7
 			&pdma0 6>;
 		dma-names = "tx", "rx";