diff --git a/arch/arm/dts/uniphier-common32.dtsi b/arch/arm/dts/uniphier-common32.dtsi
index 7d59112..b0b2b57 100644
--- a/arch/arm/dts/uniphier-common32.dtsi
+++ b/arch/arm/dts/uniphier-common32.dtsi
@@ -22,6 +22,7 @@
 		#size-cells = <1>;
 		ranges;
 		interrupt-parent = <&intc>;
+		u-boot,dm-pre-reloc;
 
 		serial0: serial@54006800 {
 			compatible = "socionext,uniphier-uart";
@@ -65,9 +66,12 @@
 
 		system_bus: system-bus@58c00000 {
 			compatible = "socionext,uniphier-system-bus";
+			status = "disabled";
 			reg = <0x58c00000 0x400>;
 			#address-cells = <2>;
 			#size-cells = <1>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_system_bus>;
 		};
 
 		smpctrl@59800000 {
@@ -109,9 +113,15 @@
 			interrupt-controller;
 		};
 
-		pinctrl: pinctrl@5f801000 {
-			/* specify compatible in each SoC DTSI */
-			reg = <0x5f801000 0xe00>;
+		soc-glue@5f800000 {
+			compatible = "simple-mfd", "syscon";
+			reg = <0x5f800000 0x2000>;
+			u-boot,dm-pre-reloc;
+
+			pinctrl: pinctrl {
+				/* specify compatible in each SoC DTSI */
+				u-boot,dm-pre-reloc;
+			};
 		};
 
 		sysctrl: sysctrl@61840000 {
@@ -124,8 +134,12 @@
 
 		nand: nand@68000000 {
 			compatible = "denali,denali-nand-dt";
-			reg = <0x68000000 0x20>, <0x68100000 0x1000>;
+			status = "disabled";
 			reg-names = "nand_data", "denali_reg";
+			reg = <0x68000000 0x20>, <0x68100000 0x1000>;
+			interrupts = <0 65 4>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_nand>;
 		};
 	};
 };
diff --git a/arch/arm/dts/uniphier-ph1-ld11-ref.dts b/arch/arm/dts/uniphier-ph1-ld11-ref.dts
index b148e9f..4eb7664 100644
--- a/arch/arm/dts/uniphier-ph1-ld11-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-ld11-ref.dts
@@ -1,7 +1,8 @@
 /*
  * Device Tree Source for UniPhier PH1-LD11 Reference Board
  *
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+	X11
  */
@@ -62,20 +63,10 @@
 };
 
 /* for U-Boot only */
-/ {
-	soc {
-		u-boot,dm-pre-reloc;
-	};
-};
-
 &serial0 {
 	u-boot,dm-pre-reloc;
 };
 
-&pinctrl {
-	u-boot,dm-pre-reloc;
-};
-
 &pinctrl_uart0 {
 	u-boot,dm-pre-reloc;
 };
diff --git a/arch/arm/dts/uniphier-ph1-ld11.dtsi b/arch/arm/dts/uniphier-ph1-ld11.dtsi
index e485f90..8901a79 100644
--- a/arch/arm/dts/uniphier-ph1-ld11.dtsi
+++ b/arch/arm/dts/uniphier-ph1-ld11.dtsi
@@ -1,11 +1,14 @@
 /*
  * Device Tree Source for UniPhier PH1-LD11 SoC
  *
- * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ * Copyright (C) 2016 Socionext Inc.
+ *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  *
  * SPDX-License-Identifier:	GPL-2.0+	X11
  */
 
+/memreserve/ 0x80000000 0x00000008;	/* cpu-release-addr */
+
 / {
 	compatible = "socionext,ph1-ld11";
 	#address-cells = <2>;
@@ -16,24 +19,41 @@
 		#address-cells = <2>;
 		#size-cells = <0>;
 
+		cpu-map {
+			cluster0 {
+				core0 {
+					cpu = <&cpu0>;
+				};
+				core1 {
+					cpu = <&cpu1>;
+				};
+			};
+		};
+
-		cpu@0 {
+		cpu0: cpu@0 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a53", "arm,armv8";
 			reg = <0 0x000>;
 			enable-method = "spin-table";
-			cpu-release-addr = <0 0x80000100>;
+			cpu-release-addr = <0 0x80000000>;
 		};
 
-		cpu@1 {
+		cpu1: cpu@1 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a53", "arm,armv8";
 			reg = <0 0x001>;
 			enable-method = "spin-table";
-			cpu-release-addr = <0 0x80000100>;
+			cpu-release-addr = <0 0x80000000>;
 		};
 	};
 
 	clocks {
+		refclk: ref {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <25000000>;
+		};
+
 		uart_clk: uart_clk {
 			#clock-cells = <0>;
 			compatible = "fixed-clock";
@@ -60,6 +80,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		ranges = <0 0 0 0xffffffff>;
+		u-boot,dm-pre-reloc;
 
 		serial0: serial@54006800 {
 			compatible = "socionext,uniphier-uart";
@@ -183,6 +204,8 @@
 			reg = <0x58c00000 0x400>;
 			#address-cells = <2>;
 			#size-cells = <1>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_system_bus>;
 		};
 
 		smpctrl@59800000 {
@@ -226,9 +249,15 @@
 			#clock-cells = <1>;
 		};
 
-		pinctrl: pinctrl@5f801000 {
-			compatible = "socionext,ph1-ld11-pinctrl", "syscon";
-			reg = <0x5f801000 0xe00>;
+		soc-glue@5f800000 {
+			compatible = "simple-mfd", "syscon";
+			reg = <0x5f800000 0x2000>;
+			u-boot,dm-pre-reloc;
+
+			pinctrl: pinctrl {
+				compatible = "socionext,uniphier-ld11-pinctrl";
+				u-boot,dm-pre-reloc;
+			};
 		};
 
 		gic: interrupt-controller@5fe00000 {
diff --git a/arch/arm/dts/uniphier-ph1-ld20-ref.dts b/arch/arm/dts/uniphier-ph1-ld20-ref.dts
index 3049016..90c8705 100644
--- a/arch/arm/dts/uniphier-ph1-ld20-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-ld20-ref.dts
@@ -51,20 +51,10 @@
 };
 
 /* for U-Boot only */
-/ {
-	soc {
-		u-boot,dm-pre-reloc;
-	};
-};
-
 &serial0 {
 	u-boot,dm-pre-reloc;
 };
 
-&pinctrl {
-	u-boot,dm-pre-reloc;
-};
-
 &pinctrl_uart0 {
 	u-boot,dm-pre-reloc;
 };
diff --git a/arch/arm/dts/uniphier-ph1-ld20.dtsi b/arch/arm/dts/uniphier-ph1-ld20.dtsi
index f9cc3c4..f5cced5 100644
--- a/arch/arm/dts/uniphier-ph1-ld20.dtsi
+++ b/arch/arm/dts/uniphier-ph1-ld20.dtsi
@@ -6,6 +6,8 @@
  * SPDX-License-Identifier:	GPL-2.0+	X11
  */
 
+/memreserve/ 0x80000000 0x00000008;	/* cpu-release-addr */
+
 / {
 	compatible = "socionext,ph1-ld20";
 	#address-cells = <2>;
@@ -41,7 +43,7 @@
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0 0x000>;
 			enable-method = "spin-table";
-			cpu-release-addr = <0 0x80000100>;
+			cpu-release-addr = <0 0x80000000>;
 		};
 
 		cpu1: cpu@1 {
@@ -49,7 +51,7 @@
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0 0x001>;
 			enable-method = "spin-table";
-			cpu-release-addr = <0 0x80000100>;
+			cpu-release-addr = <0 0x80000000>;
 		};
 
 		cpu2: cpu@100 {
@@ -57,7 +59,7 @@
 			compatible = "arm,cortex-a53", "arm,armv8";
 			reg = <0 0x100>;
 			enable-method = "spin-table";
-			cpu-release-addr = <0 0x80000100>;
+			cpu-release-addr = <0 0x80000000>;
 		};
 
 		cpu3: cpu@101 {
@@ -65,11 +67,17 @@
 			compatible = "arm,cortex-a53", "arm,armv8";
 			reg = <0 0x101>;
 			enable-method = "spin-table";
-			cpu-release-addr = <0 0x80000100>;
+			cpu-release-addr = <0 0x80000000>;
 		};
 	};
 
 	clocks {
+		refclk: ref {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <25000000>;
+		};
+
 		uart_clk: uart_clk {
 			#clock-cells = <0>;
 			compatible = "fixed-clock";
@@ -96,6 +104,7 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 		ranges = <0 0 0 0xffffffff>;
+		u-boot,dm-pre-reloc;
 
 		serial0: serial@54006800 {
 			compatible = "socionext,uniphier-uart";
@@ -219,6 +228,8 @@
 			reg = <0x58c00000 0x400>;
 			#address-cells = <2>;
 			#size-cells = <1>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&pinctrl_system_bus>;
 		};
 
 		smpctrl@59800000 {
@@ -243,9 +254,15 @@
 			bus-width = <4>;
 		};
 
-		pinctrl: pinctrl@5f801000 {
-			compatible = "socionext,ph1-ld20-pinctrl", "syscon";
-			reg = <0x5f801000 0xe00>;
+		soc-glue@5f800000 {
+			compatible = "simple-mfd", "syscon";
+			reg = <0x5f800000 0x2000>;
+			u-boot,dm-pre-reloc;
+
+			pinctrl: pinctrl {
+				compatible = "socionext,uniphier-ld20-pinctrl";
+				u-boot,dm-pre-reloc;
+			};
 		};
 
 		gic: interrupt-controller@5fe00000 {
diff --git a/arch/arm/dts/uniphier-ph1-ld4-ref.dts b/arch/arm/dts/uniphier-ph1-ld4-ref.dts
index 6cae452..36de7e3 100644
--- a/arch/arm/dts/uniphier-ph1-ld4-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-ld4-ref.dts
@@ -69,20 +69,10 @@
 };
 
 /* for U-Boot only */
-/ {
-	soc {
-		u-boot,dm-pre-reloc;
-	};
-};
-
 &serial0 {
 	u-boot,dm-pre-reloc;
 };
 
-&pinctrl {
-	u-boot,dm-pre-reloc;
-};
-
 &pinctrl_uart0 {
 	u-boot,dm-pre-reloc;
 };
diff --git a/arch/arm/dts/uniphier-ph1-ld4.dtsi b/arch/arm/dts/uniphier-ph1-ld4.dtsi
index 5ae029e..5629b7d 100644
--- a/arch/arm/dts/uniphier-ph1-ld4.dtsi
+++ b/arch/arm/dts/uniphier-ph1-ld4.dtsi
@@ -310,7 +310,7 @@
 };
 
 &pinctrl {
-	compatible = "socionext,ph1-ld4-pinctrl", "syscon";
+	compatible = "socionext,uniphier-ld4-pinctrl";
 };
 
 &sysctrl {
diff --git a/arch/arm/dts/uniphier-ph1-ld6b-ref.dts b/arch/arm/dts/uniphier-ph1-ld6b-ref.dts
index e2a2a8c..e29a6ea 100644
--- a/arch/arm/dts/uniphier-ph1-ld6b-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-ld6b-ref.dts
@@ -71,20 +71,10 @@
 };
 
 /* for U-Boot only */
-/ {
-	soc {
-		u-boot,dm-pre-reloc;
-	};
-};
-
 &serial0 {
 	u-boot,dm-pre-reloc;
 };
 
-&pinctrl {
-	u-boot,dm-pre-reloc;
-};
-
 &pinctrl_uart0 {
 	u-boot,dm-pre-reloc;
 };
diff --git a/arch/arm/dts/uniphier-ph1-ld6b.dtsi b/arch/arm/dts/uniphier-ph1-ld6b.dtsi
index cf02e62..e8110ee 100644
--- a/arch/arm/dts/uniphier-ph1-ld6b.dtsi
+++ b/arch/arm/dts/uniphier-ph1-ld6b.dtsi
@@ -17,7 +17,7 @@
 	compatible = "socionext,ph1-ld6b";
 };
 
-/* UART3 unavilable: the pads are not wired to the package balls */
+/* UART3 unavailable: the pads are not wired to the package balls */
 &serial3 {
 	status = "disabled";
 };
@@ -27,5 +27,5 @@
  * which makes the pinctrl driver unshareable.
  */
 &pinctrl {
-	compatible = "socionext,ph1-ld6b-pinctrl", "syscon";
+	compatible = "socionext,uniphier-ld6b-pinctrl";
 };
diff --git a/arch/arm/dts/uniphier-ph1-pro4-ace.dts b/arch/arm/dts/uniphier-ph1-pro4-ace.dts
index 37e0853..d8740cc 100644
--- a/arch/arm/dts/uniphier-ph1-pro4-ace.dts
+++ b/arch/arm/dts/uniphier-ph1-pro4-ace.dts
@@ -90,20 +90,10 @@
 };
 
 /* for U-Boot only */
-/ {
-	soc {
-		u-boot,dm-pre-reloc;
-	};
-};
-
 &serial0 {
 	u-boot,dm-pre-reloc;
 };
 
-&pinctrl {
-	u-boot,dm-pre-reloc;
-};
-
 &pinctrl_uart0 {
 	u-boot,dm-pre-reloc;
 };
diff --git a/arch/arm/dts/uniphier-ph1-pro4-ref.dts b/arch/arm/dts/uniphier-ph1-pro4-ref.dts
index 5be76e2..4a2de08 100644
--- a/arch/arm/dts/uniphier-ph1-pro4-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-pro4-ref.dts
@@ -80,20 +80,10 @@
 };
 
 /* for U-Boot only */
-/ {
-	soc {
-		u-boot,dm-pre-reloc;
-	};
-};
-
 &serial0 {
 	u-boot,dm-pre-reloc;
 };
 
-&pinctrl {
-	u-boot,dm-pre-reloc;
-};
-
 &pinctrl_uart0 {
 	u-boot,dm-pre-reloc;
 };
diff --git a/arch/arm/dts/uniphier-ph1-pro4-sanji.dts b/arch/arm/dts/uniphier-ph1-pro4-sanji.dts
index 82e2bd0..965fe08 100644
--- a/arch/arm/dts/uniphier-ph1-pro4-sanji.dts
+++ b/arch/arm/dts/uniphier-ph1-pro4-sanji.dts
@@ -85,12 +85,6 @@
 };
 
 /* for U-Boot only */
-/ {
-	soc {
-		u-boot,dm-pre-reloc;
-	};
-};
-
 &serial0 {
 	u-boot,dm-pre-reloc;
 };
@@ -103,10 +97,6 @@
 	u-boot,dm-pre-reloc;
 };
 
-&pinctrl {
-	u-boot,dm-pre-reloc;
-};
-
 &pinctrl_uart0 {
 	u-boot,dm-pre-reloc;
 };
diff --git a/arch/arm/dts/uniphier-ph1-pro4.dtsi b/arch/arm/dts/uniphier-ph1-pro4.dtsi
index d5767b6..080fced 100644
--- a/arch/arm/dts/uniphier-ph1-pro4.dtsi
+++ b/arch/arm/dts/uniphier-ph1-pro4.dtsi
@@ -452,7 +452,7 @@
 };
 
 &pinctrl {
-	compatible = "socionext,ph1-pro4-pinctrl", "syscon";
+	compatible = "socionext,uniphier-pro4-pinctrl";
 };
 
 &sysctrl {
diff --git a/arch/arm/dts/uniphier-ph1-pro5-4kbox.dts b/arch/arm/dts/uniphier-ph1-pro5-4kbox.dts
index cbdc3eb..682b795 100644
--- a/arch/arm/dts/uniphier-ph1-pro5-4kbox.dts
+++ b/arch/arm/dts/uniphier-ph1-pro5-4kbox.dts
@@ -56,20 +56,10 @@
 };
 
 /* for U-Boot only */
-/ {
-	soc {
-		u-boot,dm-pre-reloc;
-	};
-};
-
 &serial1 {
 	u-boot,dm-pre-reloc;
 };
 
-&pinctrl {
-	u-boot,dm-pre-reloc;
-};
-
 &pinctrl_uart1 {
 	u-boot,dm-pre-reloc;
 };
diff --git a/arch/arm/dts/uniphier-ph1-pro5.dtsi b/arch/arm/dts/uniphier-ph1-pro5.dtsi
index bd1b4b1..5b7f6e8 100644
--- a/arch/arm/dts/uniphier-ph1-pro5.dtsi
+++ b/arch/arm/dts/uniphier-ph1-pro5.dtsi
@@ -431,7 +431,7 @@
 };
 
 &pinctrl {
-	compatible = "socionext,ph1-pro5-pinctrl", "syscon";
+	compatible = "socionext,uniphier-pro5-pinctrl";
 };
 
 &sysctrl {
diff --git a/arch/arm/dts/uniphier-ph1-sld8-ref.dts b/arch/arm/dts/uniphier-ph1-sld8-ref.dts
index 8ceb93e..9af012c 100644
--- a/arch/arm/dts/uniphier-ph1-sld8-ref.dts
+++ b/arch/arm/dts/uniphier-ph1-sld8-ref.dts
@@ -73,20 +73,10 @@
 };
 
 /* for U-Boot only */
-/ {
-	soc {
-		u-boot,dm-pre-reloc;
-	};
-};
-
 &serial0 {
 	u-boot,dm-pre-reloc;
 };
 
-&pinctrl {
-	u-boot,dm-pre-reloc;
-};
-
 &pinctrl_uart0 {
 	u-boot,dm-pre-reloc;
 };
diff --git a/arch/arm/dts/uniphier-ph1-sld8.dtsi b/arch/arm/dts/uniphier-ph1-sld8.dtsi
index 61e0b45..f07a1d1 100644
--- a/arch/arm/dts/uniphier-ph1-sld8.dtsi
+++ b/arch/arm/dts/uniphier-ph1-sld8.dtsi
@@ -310,7 +310,7 @@
 };
 
 &pinctrl {
-	compatible = "socionext,ph1-sld8-pinctrl", "syscon";
+	compatible = "socionext,uniphier-sld8-pinctrl";
 };
 
 &sysctrl {
diff --git a/arch/arm/dts/uniphier-pinctrl.dtsi b/arch/arm/dts/uniphier-pinctrl.dtsi
index 2d36f98..2810f3b 100644
--- a/arch/arm/dts/uniphier-pinctrl.dtsi
+++ b/arch/arm/dts/uniphier-pinctrl.dtsi
@@ -47,6 +47,11 @@
 		function = "nand";
 	};
 
+	pinctrl_nand2cs: nand2cs_grp {
+		groups = "nand", "nand_cs1";
+		function = "nand";
+	};
+
 	pinctrl_sd: sd_grp {
 		groups = "sd";
 		function = "sd";
@@ -67,6 +72,11 @@
 		function = "sd1";
 	};
 
+	pinctrl_system_bus: system_bus_grp {
+		groups = "system_bus", "system_bus_cs1";
+		function = "system_bus";
+	};
+
 	pinctrl_uart0: uart0_grp {
 		groups = "uart0";
 		function = "uart0";
diff --git a/arch/arm/dts/uniphier-proxstream2-gentil.dts b/arch/arm/dts/uniphier-proxstream2-gentil.dts
index eb1d2bc..61f6164 100644
--- a/arch/arm/dts/uniphier-proxstream2-gentil.dts
+++ b/arch/arm/dts/uniphier-proxstream2-gentil.dts
@@ -65,12 +65,6 @@
 };
 
 /* for U-Boot only */
-/ {
-	soc {
-		u-boot,dm-pre-reloc;
-	};
-};
-
 &serial2 {
 	u-boot,dm-pre-reloc;
 };
@@ -83,10 +77,6 @@
 	u-boot,dm-pre-reloc;
 };
 
-&pinctrl {
-	u-boot,dm-pre-reloc;
-};
-
 &pinctrl_uart2 {
 	u-boot,dm-pre-reloc;
 };
diff --git a/arch/arm/dts/uniphier-proxstream2-vodka.dts b/arch/arm/dts/uniphier-proxstream2-vodka.dts
index e7d5db8..3d5b300 100644
--- a/arch/arm/dts/uniphier-proxstream2-vodka.dts
+++ b/arch/arm/dts/uniphier-proxstream2-vodka.dts
@@ -50,12 +50,6 @@
 };
 
 /* for U-Boot only */
-/ {
-	soc {
-		u-boot,dm-pre-reloc;
-	};
-};
-
 &serial2 {
 	u-boot,dm-pre-reloc;
 };
@@ -68,10 +62,6 @@
 	u-boot,dm-pre-reloc;
 };
 
-&pinctrl {
-	u-boot,dm-pre-reloc;
-};
-
 &pinctrl_uart2 {
 	u-boot,dm-pre-reloc;
 };
diff --git a/arch/arm/dts/uniphier-proxstream2.dtsi b/arch/arm/dts/uniphier-proxstream2.dtsi
index 12968bd..0a8c049 100644
--- a/arch/arm/dts/uniphier-proxstream2.dtsi
+++ b/arch/arm/dts/uniphier-proxstream2.dtsi
@@ -435,7 +435,7 @@
 };
 
 &pinctrl {
-	compatible = "socionext,proxstream2-pinctrl", "syscon";
+	compatible = "socionext,uniphier-pxs2-pinctrl";
 };
 
 &sysctrl {
diff --git a/arch/arm/dts/uniphier-ref-daughter.dtsi b/arch/arm/dts/uniphier-ref-daughter.dtsi
index b8960fd..6d25104 100644
--- a/arch/arm/dts/uniphier-ref-daughter.dtsi
+++ b/arch/arm/dts/uniphier-ref-daughter.dtsi
@@ -7,7 +7,7 @@
  */
 
 &i2c0 {
-	eeprom {
+	eeprom@50 {
 		compatible = "microchip,24lc128", "i2c-eeprom";
 		reg = <0x50>;
 		u-boot,i2c-offset-len = <2>;