diff --git a/arch/arm/dts/uniphier-ld11-global.dts b/arch/arm/dts/uniphier-ld11-global.dts
index 5ffe7de..11be2aa 100644
--- a/arch/arm/dts/uniphier-ld11-global.dts
+++ b/arch/arm/dts/uniphier-ld11-global.dts
@@ -1,14 +1,13 @@
-/*
- * Device Tree Source for UniPhier LD11 Global Board
- *
- * Copyright (C) 2016-2017 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *           Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier LD11 Global Board
+//
+// Copyright (C) 2016-2017 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
+//           Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
 
 /dts-v1/;
+#include <dt-bindings/gpio/uniphier-gpio.h>
 #include "uniphier-ld11.dtsi"
 
 / {
@@ -37,6 +36,53 @@
 		device_type = "memory";
 		reg = <0 0x80000000 0 0x40000000>;
 	};
+
+	dvdd_reg: reg-fixed {
+		compatible = "regulator-fixed";
+		regulator-name = "DVDD";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+
+	amp_vcc_reg: reg-fixed {
+		compatible = "regulator-fixed";
+		regulator-name = "AMP_VCC";
+		regulator-min-microvolt = <24000000>;
+		regulator-max-microvolt = <24000000>;
+	};
+
+	sound {
+		compatible = "audio-graph-card";
+		label = "UniPhier LD11";
+		widgets = "Headphone", "Headphone Jack";
+		dais = <&i2s_port2
+			&i2s_port3
+			&i2s_port4
+			&spdif_port0
+			&comp_spdif_port0>;
+	};
+
+	spdif-out {
+		compatible = "linux,spdif-dit";
+		#sound-dai-cells = <0>;
+
+		port@0 {
+			spdif_tx: endpoint {
+				remote-endpoint = <&spdif_hiecout1>;
+			};
+		};
+	};
+
+	comp-spdif-out {
+		compatible = "linux,spdif-dit";
+		#sound-dai-cells = <0>;
+
+		port@0 {
+			comp_spdif_tx: endpoint {
+				remote-endpoint = <&comp_spdif_hiecout1>;
+			};
+		};
+	};
 };
 
 &serial0 {
@@ -47,9 +93,43 @@
 	status = "okay";
 };
 
+&i2s_hpcmout1 {
+	dai-format = "i2s";
+	remote-endpoint = <&tas_speaker>;
+};
+
+&spdif_hiecout1 {
+	remote-endpoint = <&spdif_tx>;
+};
+
+&comp_spdif_hiecout1 {
+	remote-endpoint = <&comp_spdif_tx>;
+};
+
 &i2c0 {
 	status = "okay";
 
+	tas5707a@1d {
+		compatible = "ti,tas5711";
+		reg = <0x1d>;
+		reset-gpios = <&gpio UNIPHIER_GPIO_PORT(23, 4) GPIO_ACTIVE_LOW>;
+		pdn-gpios = <&gpio UNIPHIER_GPIO_PORT(23, 5) GPIO_ACTIVE_LOW>;
+		#sound-dai-cells = <0>;
+		AVDD-supply = <&dvdd_reg>;
+		DVDD-supply = <&dvdd_reg>;
+		PVDD_A-supply = <&amp_vcc_reg>;
+		PVDD_B-supply = <&amp_vcc_reg>;
+		PVDD_C-supply = <&amp_vcc_reg>;
+		PVDD_D-supply = <&amp_vcc_reg>;
+
+		port@0 {
+			tas_speaker: endpoint {
+				dai-format = "i2s";
+				remote-endpoint = <&i2s_hpcmout1>;
+			};
+		};
+	};
+
 	eeprom@50 {
 		compatible = "st,24c64", "atmel,24c64", "i2c-eeprom";
 		reg = <0x50>;
@@ -69,6 +149,17 @@
 	status = "okay";
 };
 
+&eth {
+	status = "okay";
+	phy-handle = <&ethphy>;
+};
+
+&mdio {
+	ethphy: ethphy@1 {
+		reg = <1>;
+	};
+};
+
 &nand {
 	status = "okay";
 };
diff --git a/arch/arm/dts/uniphier-ld11-ref.dts b/arch/arm/dts/uniphier-ld11-ref.dts
index 54c5317..b8f6273 100644
--- a/arch/arm/dts/uniphier-ld11-ref.dts
+++ b/arch/arm/dts/uniphier-ld11-ref.dts
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier LD11 Reference Board
- *
- * Copyright (C) 2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier LD11 Reference Board
+//
+// Copyright (C) 2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 /dts-v1/;
 #include "uniphier-ld11.dtsi"
@@ -70,3 +68,14 @@
 &usb2 {
 	status = "okay";
 };
+
+&eth {
+	status = "okay";
+	phy-handle = <&ethphy>;
+};
+
+&mdio {
+	ethphy: ethphy@1 {
+		reg = <1>;
+	};
+};
diff --git a/arch/arm/dts/uniphier-ld11.dtsi b/arch/arm/dts/uniphier-ld11.dtsi
index 8b5b363..bf3118e 100644
--- a/arch/arm/dts/uniphier-ld11.dtsi
+++ b/arch/arm/dts/uniphier-ld11.dtsi
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier LD11 SoC
- *
- * Copyright (C) 2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier LD11 SoC
+//
+// Copyright (C) 2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/gpio/uniphier-gpio.h>
@@ -191,6 +189,92 @@
 						     <21 217 3>;
 		};
 
+		audio@56000000 {
+			compatible = "socionext,uniphier-ld11-aio";
+			reg = <0x56000000 0x80000>;
+			interrupts = <0 144 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_aout1>,
+				    <&pinctrl_aoutiec1>;
+			clock-names = "aio";
+			clocks = <&sys_clk 40>;
+			reset-names = "aio";
+			resets = <&sys_rst 40>;
+			#sound-dai-cells = <1>;
+			socionext,syscon = <&soc_glue>;
+
+			i2s_port0: port@0 {
+				i2s_hdmi: endpoint {
+				};
+			};
+
+			i2s_port1: port@1 {
+				i2s_pcmin2: endpoint {
+				};
+			};
+
+			i2s_port2: port@2 {
+				i2s_line: endpoint {
+					dai-format = "i2s";
+					remote-endpoint = <&evea_line>;
+				};
+			};
+
+			i2s_port3: port@3 {
+				i2s_hpcmout1: endpoint {
+				};
+			};
+
+			i2s_port4: port@4 {
+				i2s_hp: endpoint {
+					dai-format = "i2s";
+					remote-endpoint = <&evea_hp>;
+				};
+			};
+
+			spdif_port0: port@5 {
+				spdif_hiecout1: endpoint {
+				};
+			};
+
+			src_port0: port@6 {
+				i2s_epcmout2: endpoint {
+				};
+			};
+
+			src_port1: port@7 {
+				i2s_epcmout3: endpoint {
+				};
+			};
+
+			comp_spdif_port0: port@8 {
+				comp_spdif_hiecout1: endpoint {
+				};
+			};
+		};
+
+		codec@57900000 {
+			compatible = "socionext,uniphier-evea";
+			reg = <0x57900000 0x1000>;
+			clock-names = "evea", "exiv";
+			clocks = <&sys_clk 41>, <&sys_clk 42>;
+			reset-names = "evea", "exiv", "adamv";
+			resets = <&sys_rst 41>, <&sys_rst 42>, <&adamv_rst 0>;
+			#sound-dai-cells = <1>;
+
+			port@0 {
+				evea_line: endpoint {
+					remote-endpoint = <&i2s_line>;
+				};
+			};
+
+			port@1 {
+				evea_hp: endpoint {
+					remote-endpoint = <&i2s_hp>;
+				};
+			};
+		};
+
 		adamv@57920000 {
 			compatible = "socionext,uniphier-ld11-adamv",
 				     "simple-mfd", "syscon";
@@ -400,7 +484,7 @@
 			};
 		};
 
-		soc-glue@5f800000 {
+		soc_glue: soc-glue@5f800000 {
 			compatible = "socionext,uniphier-ld11-soc-glue",
 				     "simple-mfd", "syscon";
 			reg = <0x5f800000 0x2000>;
@@ -464,6 +548,22 @@
 			};
 		};
 
+		eth: ethernet@65000000 {
+			compatible = "socionext,uniphier-ld11-ave4";
+			status = "disabled";
+			reg = <0x65000000 0x8500>;
+			interrupts = <0 66 4>;
+			clocks = <&sys_clk 6>;
+			resets = <&sys_rst 6>;
+			phy-mode = "rmii";
+			local-mac-address = [00 00 00 00 00 00];
+
+			mdio: mdio {
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+		};
+
 		nand: nand@68000000 {
 			compatible = "socionext,uniphier-denali-nand-v5b";
 			status = "disabled";
@@ -479,3 +579,12 @@
 };
 
 #include "uniphier-pinctrl.dtsi"
+
+&pinctrl_aoutiec1 {
+	drive-strength = <4>;	/* default: 4mA */
+
+	ao1arc {
+		pins = "AO1ARC";
+		drive-strength = <8>;	/* 8mA */
+	};
+};
diff --git a/arch/arm/dts/uniphier-ld20-global.dts b/arch/arm/dts/uniphier-ld20-global.dts
index fc2bc9d..fe6608e 100644
--- a/arch/arm/dts/uniphier-ld20-global.dts
+++ b/arch/arm/dts/uniphier-ld20-global.dts
@@ -1,14 +1,13 @@
-/*
- * Device Tree Source for UniPhier LD20 Global Board
- *
- * Copyright (C) 2015-2017 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *           Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier LD20 Global Board
+//
+// Copyright (C) 2015-2017 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
+//           Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
 
 /dts-v1/;
+#include <dt-bindings/gpio/uniphier-gpio.h>
 #include "uniphier-ld20.dtsi"
 
 / {
@@ -37,6 +36,53 @@
 		device_type = "memory";
 		reg = <0 0x80000000 0 0xc0000000>;
 	};
+
+	dvdd_reg: reg-fixed {
+		compatible = "regulator-fixed";
+		regulator-name = "DVDD";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+
+	amp_vcc_reg: reg-fixed {
+		compatible = "regulator-fixed";
+		regulator-name = "AMP_VCC";
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+	};
+
+	sound {
+		compatible = "audio-graph-card";
+		label = "UniPhier LD20";
+		widgets = "Headphone", "Headphone Jack";
+		dais = <&i2s_port2
+			&i2s_port3
+			&i2s_port4
+			&spdif_port0
+			&comp_spdif_port0>;
+	};
+
+	spdif-out {
+		compatible = "linux,spdif-dit";
+		#sound-dai-cells = <0>;
+
+		port@0 {
+			spdif_tx: endpoint {
+				remote-endpoint = <&spdif_hiecout1>;
+			};
+		};
+	};
+
+	comp-spdif-out {
+		compatible = "linux,spdif-dit";
+		#sound-dai-cells = <0>;
+
+		port@0 {
+			comp_spdif_tx: endpoint {
+				remote-endpoint = <&comp_spdif_hiecout1>;
+			};
+		};
+	};
 };
 
 &serial0 {
@@ -47,8 +93,55 @@
 	status = "okay";
 };
 
+&i2s_hpcmout1 {
+	dai-format = "i2s";
+	remote-endpoint = <&tas_speaker>;
+};
+
+&spdif_hiecout1 {
+	remote-endpoint = <&spdif_tx>;
+};
+
+&comp_spdif_hiecout1 {
+	remote-endpoint = <&comp_spdif_tx>;
+};
+
 &i2c0 {
 	status = "okay";
+
+	tas5707@1b {
+		compatible = "ti,tas5711";
+		reg = <0x1b>;
+		reset-gpios = <&gpio UNIPHIER_GPIO_PORT(0, 0) GPIO_ACTIVE_LOW>;
+		pdn-gpios = <&gpio UNIPHIER_GPIO_PORT(0, 1) GPIO_ACTIVE_LOW>;
+		#sound-dai-cells = <0>;
+		AVDD-supply = <&dvdd_reg>;
+		DVDD-supply = <&dvdd_reg>;
+		PVDD_A-supply = <&amp_vcc_reg>;
+		PVDD_B-supply = <&amp_vcc_reg>;
+		PVDD_C-supply = <&amp_vcc_reg>;
+		PVDD_D-supply = <&amp_vcc_reg>;
+
+		port@0 {
+			tas_speaker: endpoint {
+				dai-format = "i2s";
+				remote-endpoint = <&i2s_hpcmout1>;
+			};
+		};
+	};
+};
+
+&eth {
+	status = "okay";
+	phy-mode = "rmii";
+	pinctrl-0 = <&pinctrl_ether_rmii>;
+	phy-handle = <&ethphy>;
+};
+
+&mdio {
+	ethphy: ethphy@1 {
+		reg = <1>;
+	};
 };
 
 &nand {
diff --git a/arch/arm/dts/uniphier-ld20-ref.dts b/arch/arm/dts/uniphier-ld20-ref.dts
index 6933710..2c1a92f 100644
--- a/arch/arm/dts/uniphier-ld20-ref.dts
+++ b/arch/arm/dts/uniphier-ld20-ref.dts
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier LD20 Reference Board
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier LD20 Reference Board
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 /dts-v1/;
 #include "uniphier-ld20.dtsi"
@@ -58,3 +56,14 @@
 &i2c0 {
 	status = "okay";
 };
+
+&eth {
+	status = "okay";
+	phy-handle = <&ethphy>;
+};
+
+&mdio {
+	ethphy: ethphy@0 {
+		reg = <0>;
+	};
+};
diff --git a/arch/arm/dts/uniphier-ld20.dtsi b/arch/arm/dts/uniphier-ld20.dtsi
index 4d8655e..d40a14c 100644
--- a/arch/arm/dts/uniphier-ld20.dtsi
+++ b/arch/arm/dts/uniphier-ld20.dtsi
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier LD20 SoC
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier LD20 SoC
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/gpio/uniphier-gpio.h>
@@ -291,6 +289,92 @@
 						     <21 217 3>;
 		};
 
+		audio@56000000 {
+			compatible = "socionext,uniphier-ld20-aio";
+			reg = <0x56000000 0x80000>;
+			interrupts = <0 144 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_aout1>,
+				    <&pinctrl_aoutiec1>;
+			clock-names = "aio";
+			clocks = <&sys_clk 40>;
+			reset-names = "aio";
+			resets = <&sys_rst 40>;
+			#sound-dai-cells = <1>;
+			socionext,syscon = <&soc_glue>;
+
+			i2s_port0: port@0 {
+				i2s_hdmi: endpoint {
+				};
+			};
+
+			i2s_port1: port@1 {
+				i2s_pcmin2: endpoint {
+				};
+			};
+
+			i2s_port2: port@2 {
+				i2s_line: endpoint {
+					dai-format = "i2s";
+					remote-endpoint = <&evea_line>;
+				};
+			};
+
+			i2s_port3: port@3 {
+				i2s_hpcmout1: endpoint {
+				};
+			};
+
+			i2s_port4: port@4 {
+				i2s_hp: endpoint {
+					dai-format = "i2s";
+					remote-endpoint = <&evea_hp>;
+				};
+			};
+
+			spdif_port0: port@5 {
+				spdif_hiecout1: endpoint {
+				};
+			};
+
+			src_port0: port@6 {
+				i2s_epcmout2: endpoint {
+				};
+			};
+
+			src_port1: port@7 {
+				i2s_epcmout3: endpoint {
+				};
+			};
+
+			comp_spdif_port0: port@8 {
+				comp_spdif_hiecout1: endpoint {
+				};
+			};
+		};
+
+		codec@57900000 {
+			compatible = "socionext,uniphier-evea";
+			reg = <0x57900000 0x1000>;
+			clock-names = "evea", "exiv";
+			clocks = <&sys_clk 41>, <&sys_clk 42>;
+			reset-names = "evea", "exiv", "adamv";
+			resets = <&sys_rst 41>, <&sys_rst 42>, <&adamv_rst 0>;
+			#sound-dai-cells = <1>;
+
+			port@0 {
+				evea_line: endpoint {
+					remote-endpoint = <&i2s_line>;
+				};
+			};
+
+			port@1 {
+				evea_hp: endpoint {
+					remote-endpoint = <&i2s_hp>;
+				};
+			};
+		};
+
 		adamv@57920000 {
 			compatible = "socionext,uniphier-ld20-adamv",
 				     "simple-mfd", "syscon";
@@ -460,7 +544,7 @@
 			cap-sd-highspeed;
 		};
 
-		soc-glue@5f800000 {
+		soc_glue: soc-glue@5f800000 {
 			compatible = "socionext,uniphier-ld20-soc-glue",
 				     "simple-mfd", "syscon";
 			reg = <0x5f800000 0x2000>;
@@ -549,6 +633,24 @@
 			};
 		};
 
+		eth: ethernet@65000000 {
+			compatible = "socionext,uniphier-ld20-ave4";
+			status = "disabled";
+			reg = <0x65000000 0x8500>;
+			interrupts = <0 66 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_ether_rgmii>;
+			clocks = <&sys_clk 6>;
+			resets = <&sys_rst 6>;
+			phy-mode = "rgmii";
+			local-mac-address = [00 00 00 00 00 00];
+
+			mdio: mdio {
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+		};
+
 		nand: nand@68000000 {
 			compatible = "socionext,uniphier-denali-nand-v5b";
 			status = "disabled";
@@ -564,3 +666,21 @@
 };
 
 #include "uniphier-pinctrl.dtsi"
+
+&pinctrl_aout1 {
+	drive-strength = <4>;	/* default: 3.5mA */
+
+	ao1dacck {
+		pins = "AO1DACCK";
+		drive-strength = <5>;	/* 5mA */
+	};
+};
+
+&pinctrl_aoutiec1 {
+	drive-strength = <4>;	/* default: 3.5mA */
+
+	ao1arc {
+		pins = "AO1ARC";
+		drive-strength = <11>;	/* 11mA */
+	};
+};
diff --git a/arch/arm/dts/uniphier-ld4-ref.dts b/arch/arm/dts/uniphier-ld4-ref.dts
index 6097878..3aaca10 100644
--- a/arch/arm/dts/uniphier-ld4-ref.dts
+++ b/arch/arm/dts/uniphier-ld4-ref.dts
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier LD4 Reference Board
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier LD4 Reference Board
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 /dts-v1/;
 #include "uniphier-ld4.dtsi"
diff --git a/arch/arm/dts/uniphier-ld4.dtsi b/arch/arm/dts/uniphier-ld4.dtsi
index 0393bce..5e43a92 100644
--- a/arch/arm/dts/uniphier-ld4.dtsi
+++ b/arch/arm/dts/uniphier-ld4.dtsi
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier LD4 SoC
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier LD4 SoC
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 #include <dt-bindings/gpio/uniphier-gpio.h>
 
diff --git a/arch/arm/dts/uniphier-ld6b-ref.dts b/arch/arm/dts/uniphier-ld6b-ref.dts
index 1703d8f..2596b30 100644
--- a/arch/arm/dts/uniphier-ld6b-ref.dts
+++ b/arch/arm/dts/uniphier-ld6b-ref.dts
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier LD6b Reference Board
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier LD6b Reference Board
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 /dts-v1/;
 #include "uniphier-ld6b.dtsi"
@@ -79,6 +77,17 @@
 	status = "okay";
 };
 
+&eth {
+	status = "okay";
+	phy-handle = <&ethphy>;
+};
+
+&mdio {
+	ethphy: ethphy@0 {
+		reg = <0>;
+	};
+};
+
 &nand {
 	status = "okay";
 };
diff --git a/arch/arm/dts/uniphier-ld6b.dtsi b/arch/arm/dts/uniphier-ld6b.dtsi
index 9a7b25c..4d07a94 100644
--- a/arch/arm/dts/uniphier-ld6b.dtsi
+++ b/arch/arm/dts/uniphier-ld6b.dtsi
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier LD6b SoC
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier LD6b SoC
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 /*
  * LD6b consists of two silicon dies: D-chip and A-chip.
diff --git a/arch/arm/dts/uniphier-pinctrl.dtsi b/arch/arm/dts/uniphier-pinctrl.dtsi
index d4f78c2..9dd9d49 100644
--- a/arch/arm/dts/uniphier-pinctrl.dtsi
+++ b/arch/arm/dts/uniphier-pinctrl.dtsi
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier SoCs default pinctrl settings
- *
- * Copyright (C) 2015-2017 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier SoCs default pinctrl settings
+//
+// Copyright (C) 2015-2017 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 &pinctrl {
 	pinctrl_aout: aout {
@@ -13,6 +11,46 @@
 		function = "aout";
 	};
 
+	pinctrl_ain1: ain1 {
+		groups = "ain1";
+		function = "ain1";
+	};
+
+	pinctrl_ain2: ain2 {
+		groups = "ain2";
+		function = "ain2";
+	};
+
+	pinctrl_ainiec1: ainiec1 {
+		groups = "ainiec1";
+		function = "ainiec1";
+	};
+
+	pinctrl_aout1: aout1 {
+		groups = "aout1";
+		function = "aout1";
+	};
+
+	pinctrl_aout2: aout2 {
+		groups = "aout2";
+		function = "aout2";
+	};
+
+	pinctrl_aout3: aout3 {
+		groups = "aout3";
+		function = "aout3";
+	};
+
+	pinctrl_aoutiec1: aoutiec1 {
+		groups = "aoutiec1";
+		function = "aoutiec1";
+	};
+
+	pinctrl_aoutiec2: aoutiec2 {
+		groups = "aoutiec2";
+		function = "aoutiec2";
+	};
+
 	pinctrl_emmc: emmc {
 		groups = "emmc", "emmc_dat8";
 		function = "emmc";
@@ -38,6 +76,16 @@
 		function = "ether_rmii";
 	};
 
+	pinctrl_ether1_rgmii: ether1-rgmii {
+		groups = "ether1_rgmii";
+		function = "ether1_rgmii";
+	};
+
+	pinctrl_ether1_rmii: ether1-rmii {
+		groups = "ether1_rmii";
+		function = "ether1_rmii";
+	};
+
 	pinctrl_i2c0: i2c0 {
 		groups = "i2c0";
 		function = "i2c0";
diff --git a/arch/arm/dts/uniphier-pro4-ace.dts b/arch/arm/dts/uniphier-pro4-ace.dts
index 60a8c33..c6c4d23 100644
--- a/arch/arm/dts/uniphier-pro4-ace.dts
+++ b/arch/arm/dts/uniphier-pro4-ace.dts
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier Pro4 Ace Board
- *
- * Copyright (C) 2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier Pro4 Ace Board
+//
+// Copyright (C) 2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 /dts-v1/;
 #include "uniphier-pro4.dtsi"
@@ -90,3 +88,14 @@
 &usb3 {
 	status = "okay";
 };
+
+&eth {
+	status = "okay";
+	phy-handle = <&ethphy>;
+};
+
+&mdio {
+	ethphy: ethphy@1 {
+		reg = <1>;
+	};
+};
diff --git a/arch/arm/dts/uniphier-pro4-ref.dts b/arch/arm/dts/uniphier-pro4-ref.dts
index c2466cd..9d79a26 100644
--- a/arch/arm/dts/uniphier-pro4-ref.dts
+++ b/arch/arm/dts/uniphier-pro4-ref.dts
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier Pro4 Reference Board
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier Pro4 Reference Board
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 /dts-v1/;
 #include "uniphier-pro4.dtsi"
@@ -92,6 +90,17 @@
 	status = "okay";
 };
 
+&eth {
+	status = "okay";
+	phy-handle = <&ethphy>;
+};
+
+&mdio {
+	ethphy: ethphy@0 {
+		reg = <0>;
+	};
+};
+
 &nand {
 	status = "okay";
 };
diff --git a/arch/arm/dts/uniphier-pro4-sanji.dts b/arch/arm/dts/uniphier-pro4-sanji.dts
index 950f47a..24f4333 100644
--- a/arch/arm/dts/uniphier-pro4-sanji.dts
+++ b/arch/arm/dts/uniphier-pro4-sanji.dts
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier Pro4 Sanji Board
- *
- * Copyright (C) 2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier Pro4 Sanji Board
+//
+// Copyright (C) 2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 /dts-v1/;
 #include "uniphier-pro4.dtsi"
@@ -85,3 +83,14 @@
 &usb3 {
 	status = "okay";
 };
+
+&eth {
+	status = "okay";
+	phy-handle = <&ethphy>;
+};
+
+&mdio {
+	ethphy: ethphy@1 {
+		reg = <1>;
+	};
+};
diff --git a/arch/arm/dts/uniphier-pro4.dtsi b/arch/arm/dts/uniphier-pro4.dtsi
index e9d3a3d..6f2b813 100644
--- a/arch/arm/dts/uniphier-pro4.dtsi
+++ b/arch/arm/dts/uniphier-pro4.dtsi
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier Pro4 SoC
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier Pro4 SoC
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 #include <dt-bindings/gpio/uniphier-gpio.h>
 
@@ -458,6 +456,24 @@
 			};
 		};
 
+		eth: ethernet@65000000 {
+			compatible = "socionext,uniphier-pro4-ave4";
+			status = "disabled";
+			reg = <0x65000000 0x8500>;
+			interrupts = <0 66 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_ether_rgmii>;
+			clocks = <&sys_clk 6>;
+			resets = <&sys_rst 6>;
+			phy-mode = "rgmii";
+			local-mac-address = [00 00 00 00 00 00];
+
+			mdio: mdio {
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+		};
+
 		nand: nand@68000000 {
 			compatible = "socionext,uniphier-denali-nand-v5a";
 			status = "disabled";
diff --git a/arch/arm/dts/uniphier-pro5.dtsi b/arch/arm/dts/uniphier-pro5.dtsi
index a4de9b8..32debf5 100644
--- a/arch/arm/dts/uniphier-pro5.dtsi
+++ b/arch/arm/dts/uniphier-pro5.dtsi
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier Pro5 SoC
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier Pro5 SoC
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 / {
 	compatible = "socionext,uniphier-pro5";
diff --git a/arch/arm/dts/uniphier-pxs2-gentil.dts b/arch/arm/dts/uniphier-pxs2-gentil.dts
index 4397714..f4a2398 100644
--- a/arch/arm/dts/uniphier-pxs2-gentil.dts
+++ b/arch/arm/dts/uniphier-pxs2-gentil.dts
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier PXs2 Gentil Board
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier PXs2 Gentil Board
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 /dts-v1/;
 #include "uniphier-pxs2.dtsi"
@@ -34,6 +32,12 @@
 		device_type = "memory";
 		reg = <0x80000000 0x80000000>;
 	};
+
+	sound {
+		compatible = "audio-graph-card";
+		label = "UniPhier PXs2";
+		dais = <&i2s_port2>;
+	};
 };
 
 &serial2 {
@@ -51,8 +55,26 @@
 	};
 };
 
+&i2s_aux {
+	dai-format = "i2s";
+	remote-endpoint = <&wm_speaker>;
+};
+
 &i2c2 {
 	status = "okay";
+
+	wm8960@1a {
+		compatible = "wlf,wm8960";
+		reg = <0x1a>;
+		#sound-dai-cells = <0>;
+
+		port@0 {
+			wm_speaker: endpoint {
+				dai-format = "i2s";
+				remote-endpoint = <&i2s_aux>;
+			};
+		};
+	};
 };
 
 &emmc {
@@ -66,3 +88,14 @@
 &usb1 {
 	status = "okay";
 };
+
+&eth {
+	status = "okay";
+	phy-handle = <&ethphy>;
+};
+
+&mdio {
+	ethphy: ethphy@1 {
+		reg = <1>;
+	};
+};
diff --git a/arch/arm/dts/uniphier-pxs2-vodka.dts b/arch/arm/dts/uniphier-pxs2-vodka.dts
index d29096f..d11eef5 100644
--- a/arch/arm/dts/uniphier-pxs2-vodka.dts
+++ b/arch/arm/dts/uniphier-pxs2-vodka.dts
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier PXs2 Vodka Board
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier PXs2 Vodka Board
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 /dts-v1/;
 #include "uniphier-pxs2.dtsi"
@@ -32,12 +30,49 @@
 		device_type = "memory";
 		reg = <0x80000000 0x80000000>;
 	};
+
+	sound {
+		compatible = "audio-graph-card";
+		label = "UniPhier PXs2";
+		dais = <&spdif_port0
+			&comp_spdif_port0>;
+	};
+
+	spdif-out {
+		compatible = "linux,spdif-dit";
+		#sound-dai-cells = <0>;
+
+		port@0 {
+			spdif_tx: endpoint {
+				remote-endpoint = <&spdif_hiecout1>;
+			};
+		};
+	};
+
+	comp-spdif-out {
+		compatible = "linux,spdif-dit";
+		#sound-dai-cells = <0>;
+
+		port@0 {
+			comp_spdif_tx: endpoint {
+				remote-endpoint = <&comp_spdif_hiecout1>;
+			};
+		};
+	};
 };
 
 &serial2 {
 	status = "okay";
 };
 
+&spdif_hiecout1 {
+	remote-endpoint = <&spdif_tx>;
+};
+
+&comp_spdif_hiecout1 {
+	remote-endpoint = <&comp_spdif_tx>;
+};
+
 &i2c0 {
 	status = "okay";
 };
@@ -49,3 +84,14 @@
 &usb0 {
 	status = "okay";
 };
+
+&eth {
+	status = "okay";
+	phy-handle = <&ethphy>;
+};
+
+&mdio {
+	ethphy: ethphy@1 {
+		reg = <1>;
+	};
+};
diff --git a/arch/arm/dts/uniphier-pxs2.dtsi b/arch/arm/dts/uniphier-pxs2.dtsi
index 7822c9e..f0b129f 100644
--- a/arch/arm/dts/uniphier-pxs2.dtsi
+++ b/arch/arm/dts/uniphier-pxs2.dtsi
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier PXs2 SoC
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier PXs2 SoC
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 #include <dt-bindings/gpio/uniphier-gpio.h>
 #include <dt-bindings/thermal/thermal.h>
@@ -231,6 +229,61 @@
 						     <21 217 3>;
 		};
 
+		audio@56000000 {
+			compatible = "socionext,uniphier-pxs2-aio";
+			reg = <0x56000000 0x80000>;
+			interrupts = <0 144 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_ain1>,
+				    <&pinctrl_ain2>,
+				    <&pinctrl_ainiec1>,
+				    <&pinctrl_aout2>,
+				    <&pinctrl_aout3>,
+				    <&pinctrl_aoutiec1>,
+				    <&pinctrl_aoutiec2>;
+			clock-names = "aio";
+			clocks = <&sys_clk 40>;
+			reset-names = "aio";
+			resets = <&sys_rst 40>;
+			#sound-dai-cells = <1>;
+			socionext,syscon = <&soc_glue>;
+
+			i2s_port0: port@0 {
+				i2s_hdmi: endpoint {
+				};
+			};
+
+			i2s_port1: port@1 {
+				i2s_line: endpoint {
+				};
+			};
+
+			i2s_port2: port@2 {
+				i2s_aux: endpoint {
+				};
+			};
+
+			spdif_port0: port@3 {
+				spdif_hiecout1: endpoint {
+				};
+			};
+
+			spdif_port1: port@4 {
+				spdif_iecout1: endpoint {
+				};
+			};
+
+			comp_spdif_port0: port@5 {
+				comp_spdif_hiecout1: endpoint {
+				};
+			};
+
+			comp_spdif_port1: port@6 {
+				comp_spdif_iecout1: endpoint {
+				};
+			};
+		};
+
 		i2c0: i2c@58780000 {
 			compatible = "socionext,uniphier-fi2c";
 			status = "disabled";
@@ -405,7 +458,7 @@
 			sd-uhs-sdr50;
 		};
 
-		soc-glue@5f800000 {
+		soc_glue: soc-glue@5f800000 {
 			compatible = "socionext,uniphier-pxs2-soc-glue",
 				     "simple-mfd", "syscon";
 			reg = <0x5f800000 0x2000>;
@@ -521,6 +574,24 @@
 			};
 		};
 
+		eth: ethernet@65000000 {
+			compatible = "socionext,uniphier-pxs2-ave4";
+			status = "disabled";
+			reg = <0x65000000 0x8500>;
+			interrupts = <0 66 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_ether_rgmii>;
+			clocks = <&sys_clk 6>;
+			resets = <&sys_rst 6>;
+			phy-mode = "rgmii";
+			local-mac-address = [00 00 00 00 00 00];
+
+			mdio: mdio {
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+		};
+
 		nand: nand@68000000 {
 			compatible = "socionext,uniphier-denali-nand-v5b";
 			status = "disabled";
diff --git a/arch/arm/dts/uniphier-pxs3-ref.dts b/arch/arm/dts/uniphier-pxs3-ref.dts
index 0463a8f..9cfe7d9 100644
--- a/arch/arm/dts/uniphier-pxs3-ref.dts
+++ b/arch/arm/dts/uniphier-pxs3-ref.dts
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier PXs3 Reference Board
- *
- * Copyright (C) 2017 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier PXs3 Reference Board
+//
+// Copyright (C) 2017 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 /dts-v1/;
 #include "uniphier-pxs3.dtsi"
@@ -85,6 +83,28 @@
 	status = "okay";
 };
 
+&eth0 {
+	status = "okay";
+	phy-handle = <&ethphy0>;
+};
+
+&mdio0 {
+	ethphy0: ethphy@0 {
+		reg = <0>;
+	};
+};
+
+&eth1 {
+	status = "okay";
+	phy-handle = <&ethphy1>;
+};
+
+&mdio1 {
+	ethphy1: ethphy@0 {
+		reg = <0>;
+	};
+};
+
 &nand {
 	status = "okay";
 };
diff --git a/arch/arm/dts/uniphier-pxs3.dtsi b/arch/arm/dts/uniphier-pxs3.dtsi
index 87ab5e7..cd0c430 100644
--- a/arch/arm/dts/uniphier-pxs3.dtsi
+++ b/arch/arm/dts/uniphier-pxs3.dtsi
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier PXs3 SoC
- *
- * Copyright (C) 2017 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier PXs3 SoC
+//
+// Copyright (C) 2017 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/gpio/uniphier-gpio.h>
@@ -361,7 +359,7 @@
 			cap-sd-highspeed;
 		};
 
-		soc-glue@5f800000 {
+		soc_glue: soc-glue@5f800000 {
 			compatible = "socionext,uniphier-pxs3-soc-glue",
 				     "simple-mfd", "syscon";
 			reg = <0x5f800000 0x2000>;
@@ -461,6 +459,42 @@
 			};
 		};
 
+		eth0: ethernet@65000000 {
+			compatible = "socionext,uniphier-pxs3-ave4";
+			status = "disabled";
+			reg = <0x65000000 0x8500>;
+			interrupts = <0 66 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_ether_rgmii>;
+			clocks = <&sys_clk 6>;
+			resets = <&sys_rst 6>;
+			phy-mode = "rgmii";
+			local-mac-address = [00 00 00 00 00 00];
+
+			mdio0: mdio {
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+		};
+
+		eth1: ethernet@65200000 {
+			compatible = "socionext,uniphier-pxs3-ave4";
+			status = "disabled";
+			reg = <0x65200000 0x8500>;
+			interrupts = <0 67 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_ether1_rgmii>;
+			clocks = <&sys_clk 7>;
+			resets = <&sys_rst 7>;
+			phy-mode = "rgmii";
+			local-mac-address = [00 00 00 00 00 00];
+
+			mdio1: mdio {
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+		};
+
 		nand: nand@68000000 {
 			compatible = "socionext,uniphier-denali-nand-v5b";
 			status = "disabled";
diff --git a/arch/arm/dts/uniphier-ref-daughter.dtsi b/arch/arm/dts/uniphier-ref-daughter.dtsi
index 78eccfd..9240a31 100644
--- a/arch/arm/dts/uniphier-ref-daughter.dtsi
+++ b/arch/arm/dts/uniphier-ref-daughter.dtsi
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier Reference Daughter Board
- *
- * Copyright (C) 2015-2017 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier Reference Daughter Board
+//
+// Copyright (C) 2015-2017 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 &i2c0 {
 	eeprom@50 {
diff --git a/arch/arm/dts/uniphier-sld8-ref.dts b/arch/arm/dts/uniphier-sld8-ref.dts
index 8fae1ed..01bf94c 100644
--- a/arch/arm/dts/uniphier-sld8-ref.dts
+++ b/arch/arm/dts/uniphier-sld8-ref.dts
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier sLD8 Reference Board
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier sLD8 Reference Board
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 /dts-v1/;
 #include "uniphier-sld8.dtsi"
diff --git a/arch/arm/dts/uniphier-sld8.dtsi b/arch/arm/dts/uniphier-sld8.dtsi
index fc7585b..67d6977 100644
--- a/arch/arm/dts/uniphier-sld8.dtsi
+++ b/arch/arm/dts/uniphier-sld8.dtsi
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier sLD8 SoC
- *
- * Copyright (C) 2015-2016 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier sLD8 SoC
+//
+// Copyright (C) 2015-2016 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 #include <dt-bindings/gpio/uniphier-gpio.h>
 
diff --git a/arch/arm/dts/uniphier-support-card.dtsi b/arch/arm/dts/uniphier-support-card.dtsi
index e4e7e1b..bf441c2 100644
--- a/arch/arm/dts/uniphier-support-card.dtsi
+++ b/arch/arm/dts/uniphier-support-card.dtsi
@@ -1,11 +1,9 @@
-/*
- * Device Tree Source for UniPhier Support Card (Expansion Board)
- *
- * Copyright (C) 2015-2017 Socionext Inc.
- *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- */
+// SPDX-License-Identifier: GPL-2.0+ OR MIT
+//
+// Device Tree Source for UniPhier Support Card (Expansion Board)
+//
+// Copyright (C) 2015-2017 Socionext Inc.
+//   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
 
 &system_bus {
 	status = "okay";
