Merge branch 'spear/pinctrl' into spear/clock

Conflicts: arch/arm/mach-spear3xx/Makefile arch/arm/mach-spear3xx/clock.c arch/arm/mach-spear3xx/include/mach/generic.h arch/arm/mach-spear6xx/clock.c arch/arm/plat-spear/Makefile drivers/pinctrl/core.c This resolves some annoying merge conflicts. Signed-off-by: Arnd Bergmann <arnd@arndb.de>
author: Arnd Bergmann <arnd@arndb.de> 2012-05-14 17:33:42 +0400
committer: Arnd Bergmann <arnd@arndb.de> 2012-05-14 17:33:42 +0400
commit: d2819f80d465672b09c2f4cb52303b7f951c4d0f (patch)
tree: aa0262703e86b97ad1460c722e78d7233e24e3bb /arch/arm
parent: 5df33a62c4a028d6fc7f2dcc159827d09b7334b8 (diff)
parent: 366695ff706669d40459174b1cbb78fca42f4e06 (diff)
download: linux-d2819f80d465672b09c2f4cb52303b7f951c4d0f.tar.xz
32 files changed, 2387 insertions, 2115 deletions
diff --git a/arch/arm/boot/dts/spear300-evb.dts b/arch/arm/boot/dts/spear300-evb.dts
new file mode 100644
index 000000000000..402ca0d55011
--- /dev/null
+++ b/arch/arm/boot/dts/spear300-evb.dts
@@ -0,0 +1,221 @@
+/*
+ * DTS file for SPEAr300 Evaluation Baord
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/dts-v1/;
+/include/ "spear300.dtsi"
+
+/ {
+	model = "ST SPEAr300 Evaluation Board";
+	compatible = "st,spear300-evb", "st,spear300";
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	memory {
+		reg = <0 0x40000000>;
+	};
+
+	ahb {
+		pinmux@99000000 {
+			st,pinmux-mode = <2>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&state_default>;
+
+			state_default: pinmux {
+				i2c0 {
+					st,pins = "i2c0_grp";
+					st,function = "i2c0";
+				};
+				ssp0 {
+					st,pins = "ssp0_grp";
+					st,function = "ssp0";
+				};
+				mii0 {
+					st,pins = "mii0_grp";
+					st,function = "mii0";
+				};
+				uart0 {
+					st,pins = "uart0_grp";
+					st,function = "uart0";
+				};
+				clcd {
+					st,pins = "clcd_pfmode_grp";
+					st,function = "clcd";
+				};
+				sdhci {
+					st,pins = "sdhci_4bit_grp";
+					st,function = "sdhci";
+				};
+				gpio1 {
+					st,pins = "gpio1_4_to_7_grp",
+						"gpio1_0_to_3_grp";
+					st,function = "gpio1";
+				};
+			};
+		};
+
+		clcd@60000000 {
+			status = "okay";
+		};
+
+		dma@fc400000 {
+			status = "okay";
+		};
+
+		fsmc: flash@94000000 {
+			status = "okay";
+		};
+
+		gmac: eth@e0800000 {
+			status = "okay";
+		};
+
+		sdhci@70000000 {
+			int-gpio = <&gpio1 0 0>;
+			power-gpio = <&gpio1 2 1>;
+			status = "okay";
+		};
+
+		smi: flash@fc000000 {
+			status = "okay";
+		};
+
+		spi0: spi@d0100000 {
+			status = "okay";
+		};
+
+		ehci@e1800000 {
+			status = "okay";
+		};
+
+		ohci@e1900000 {
+			status = "okay";
+		};
+
+		ohci@e2100000 {
+			status = "okay";
+		};
+
+		apb {
+			gpio0: gpio@fc980000 {
+			       status = "okay";
+			};
+
+			gpio1: gpio@a9000000 {
+			       status = "okay";
+			};
+
+			i2c0: i2c@d0180000 {
+			       status = "okay";
+			};
+
+			kbd@a0000000 {
+				linux,keymap = < 0x00010000
+						 0x00020100
+						 0x00030200
+						 0x00040300
+						 0x00050400
+						 0x00060500
+						 0x00070600
+						 0x00080700
+						 0x00090800
+						 0x000a0001
+						 0x000c0101
+						 0x000d0201
+						 0x000e0301
+						 0x000f0401
+						 0x00100501
+						 0x00110601
+						 0x00120701
+						 0x00130801
+						 0x00140002
+						 0x00150102
+						 0x00160202
+						 0x00170302
+						 0x00180402
+						 0x00190502
+						 0x001a0602
+						 0x001b0702
+						 0x001c0802
+						 0x001d0003
+						 0x001e0103
+						 0x001f0203
+						 0x00200303
+						 0x00210403
+						 0x00220503
+						 0x00230603
+						 0x00240703
+						 0x00250803
+						 0x00260004
+						 0x00270104
+						 0x00280204
+						 0x00290304
+						 0x002a0404
+						 0x002b0504
+						 0x002c0604
+						 0x002d0704
+						 0x002e0804
+						 0x002f0005
+						 0x00300105
+						 0x00310205
+						 0x00320305
+						 0x00330405
+						 0x00340505
+						 0x00350605
+						 0x00360705
+						 0x00370805
+						 0x00380006
+						 0x00390106
+						 0x003a0206
+						 0x003b0306
+						 0x003c0406
+						 0x003d0506
+						 0x003e0606
+						 0x003f0706
+						 0x00400806
+						 0x00410007
+						 0x00420107
+						 0x00430207
+						 0x00440307
+						 0x00450407
+						 0x00460507
+						 0x00470607
+						 0x00480707
+						 0x00490807
+						 0x004a0008
+						 0x004b0108
+						 0x004c0208
+						 0x004d0308
+						 0x004e0408
+						 0x004f0508
+						 0x00500608
+						 0x00510708
+						 0x00520808 >;
+			       autorepeat;
+			       st,mode = <0>;
+			       status = "okay";
+			};
+
+			rtc@fc900000 {
+			       status = "okay";
+			};
+
+			serial@d0000000 {
+			       status = "okay";
+			};
+
+			wdt@fc880000 {
+			       status = "okay";
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/spear300.dtsi b/arch/arm/boot/dts/spear300.dtsi
new file mode 100644
index 000000000000..01c5e358fdb2
--- /dev/null
+++ b/arch/arm/boot/dts/spear300.dtsi
@@ -0,0 +1,77 @@
+/*
+ * DTS file for SPEAr300 SoC
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/include/ "spear3xx.dtsi"
+
+/ {
+	ahb {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		ranges = <0x60000000 0x60000000 0x50000000
+			  0xd0000000 0xd0000000 0x30000000>;
+
+		pinmux@99000000 {
+			compatible = "st,spear300-pinmux";
+			reg = <0x99000000 0x1000>;
+		};
+
+		clcd@60000000 {
+			compatible = "arm,clcd-pl110", "arm,primecell";
+			reg = <0x60000000 0x1000>;
+			interrupts = <30>;
+			status = "disabled";
+		};
+
+		fsmc: flash@94000000 {
+			compatible = "st,spear600-fsmc-nand";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			reg = <0x94000000 0x1000	/* FSMC Register */
+			       0x80000000 0x0010>;	/* NAND Base */
+			reg-names = "fsmc_regs", "nand_data";
+			st,ale-off = <0x20000>;
+			st,cle-off = <0x10000>;
+			status = "disabled";
+		};
+
+		sdhci@70000000 {
+			compatible = "st,sdhci-spear";
+			reg = <0x70000000 0x100>;
+			interrupts = <1>;
+			status = "disabled";
+		};
+
+		apb {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "simple-bus";
+			ranges = <0xa0000000 0xa0000000 0x10000000
+				  0xd0000000 0xd0000000 0x30000000>;
+
+			gpio1: gpio@a9000000 {
+				#gpio-cells = <2>;
+				compatible = "arm,pl061", "arm,primecell";
+				gpio-controller;
+				reg = <0xa9000000 0x1000>;
+				status = "disabled";
+			};
+
+			kbd@a0000000 {
+				compatible = "st,spear300-kbd";
+				reg = <0xa0000000 0x1000>;
+				status = "disabled";
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/spear310-evb.dts b/arch/arm/boot/dts/spear310-evb.dts
new file mode 100644
index 000000000000..6d95317100ad
--- /dev/null
+++ b/arch/arm/boot/dts/spear310-evb.dts
@@ -0,0 +1,172 @@
+/*
+ * DTS file for SPEAr310 Evaluation Baord
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/dts-v1/;
+/include/ "spear310.dtsi"
+
+/ {
+	model = "ST SPEAr310 Evaluation Board";
+	compatible = "st,spear310-evb", "st,spear310";
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	memory {
+		reg = <0 0x40000000>;
+	};
+
+	ahb {
+		pinmux@b4000000 {
+			pinctrl-names = "default";
+			pinctrl-0 = <&state_default>;
+
+			state_default: pinmux {
+				gpio0 {
+					st,pins = "gpio0_pin0_grp",
+						"gpio0_pin1_grp",
+						"gpio0_pin2_grp",
+						"gpio0_pin3_grp",
+						"gpio0_pin4_grp",
+						"gpio0_pin5_grp";
+					st,function = "gpio0";
+				};
+				i2c0 {
+					st,pins = "i2c0_grp";
+					st,function = "i2c0";
+				};
+				mii0 {
+					st,pins = "mii0_grp";
+					st,function = "mii0";
+				};
+				ssp0 {
+					st,pins = "ssp0_grp";
+					st,function = "ssp0";
+				};
+				uart0 {
+					st,pins = "uart0_grp";
+					st,function = "uart0";
+				};
+				emi {
+					st,pins = "emi_cs_0_to_5_grp";
+					st,function = "emi";
+				};
+				fsmc {
+					st,pins = "fsmc_grp";
+					st,function = "fsmc";
+				};
+				uart1 {
+					st,pins = "uart1_grp";
+					st,function = "uart1";
+				};
+				uart2 {
+					st,pins = "uart2_grp";
+					st,function = "uart2";
+				};
+				uart3 {
+					st,pins = "uart3_grp";
+					st,function = "uart3";
+				};
+				uart4 {
+					st,pins = "uart4_grp";
+					st,function = "uart4";
+				};
+				uart5 {
+					st,pins = "uart5_grp";
+					st,function = "uart5";
+				};
+			};
+		};
+
+		dma@fc400000 {
+			status = "okay";
+		};
+
+		fsmc: flash@44000000 {
+			status = "okay";
+		};
+
+		gmac: eth@e0800000 {
+			status = "okay";
+		};
+
+		smi: flash@fc000000 {
+			status = "okay";
+			clock-rate=<50000000>;
+
+			flash@f8000000 {
+				label = "m25p64";
+				reg = <0xf8000000 0x800000>;
+				#address-cells = <1>;
+				#size-cells = <1>;
+				st,smi-fast-mode;
+			};
+		};
+
+		spi0: spi@d0100000 {
+			status = "okay";
+		};
+
+		ehci@e1800000 {
+			status = "okay";
+		};
+
+		ohci@e1900000 {
+			status = "okay";
+		};
+
+		ohci@e2100000 {
+			status = "okay";
+		};
+
+		apb {
+			gpio0: gpio@fc980000 {
+			       status = "okay";
+			};
+
+			i2c0: i2c@d0180000 {
+			       status = "okay";
+			};
+
+			rtc@fc900000 {
+			       status = "okay";
+			};
+
+			serial@d0000000 {
+			       status = "okay";
+			};
+
+			serial@b2000000 {
+			       status = "okay";
+			};
+
+			serial@b2080000 {
+			       status = "okay";
+			};
+
+			serial@b2100000 {
+			       status = "okay";
+			};
+
+			serial@b2180000 {
+			       status = "okay";
+			};
+
+			serial@b2200000 {
+			       status = "okay";
+			};
+
+			wdt@fc880000 {
+			       status = "okay";
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/spear310.dtsi b/arch/arm/boot/dts/spear310.dtsi
new file mode 100644
index 000000000000..e47081c494d9
--- /dev/null
+++ b/arch/arm/boot/dts/spear310.dtsi
@@ -0,0 +1,80 @@
+/*
+ * DTS file for SPEAr310 SoC
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/include/ "spear3xx.dtsi"
+
+/ {
+	ahb {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		ranges = <0x40000000 0x40000000 0x10000000
+			  0xb0000000 0xb0000000 0x10000000
+			  0xd0000000 0xd0000000 0x30000000>;
+
+		pinmux@b4000000 {
+			compatible = "st,spear310-pinmux";
+			reg = <0xb4000000 0x1000>;
+		};
+
+		fsmc: flash@44000000 {
+			compatible = "st,spear600-fsmc-nand";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			reg = <0x44000000 0x1000	/* FSMC Register */
+			       0x40000000 0x0010>;	/* NAND Base */
+			reg-names = "fsmc_regs", "nand_data";
+			st,ale-off = <0x10000>;
+			st,cle-off = <0x20000>;
+			status = "disabled";
+		};
+
+		apb {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "simple-bus";
+			ranges = <0xb0000000 0xb0000000 0x10000000
+				  0xd0000000 0xd0000000 0x30000000>;
+
+			serial@b2000000 {
+				compatible = "arm,pl011", "arm,primecell";
+				reg = <0xb2000000 0x1000>;
+				status = "disabled";
+			};
+
+			serial@b2080000 {
+				compatible = "arm,pl011", "arm,primecell";
+				reg = <0xb2080000 0x1000>;
+				status = "disabled";
+			};
+
+			serial@b2100000 {
+				compatible = "arm,pl011", "arm,primecell";
+				reg = <0xb2100000 0x1000>;
+				status = "disabled";
+			};
+
+			serial@b2180000 {
+				compatible = "arm,pl011", "arm,primecell";
+				reg = <0xb2180000 0x1000>;
+				status = "disabled";
+			};
+
+			serial@b2200000 {
+				compatible = "arm,pl011", "arm,primecell";
+				reg = <0xb2200000 0x1000>;
+				status = "disabled";
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/spear320-evb.dts b/arch/arm/boot/dts/spear320-evb.dts
new file mode 100644
index 000000000000..0c6463b71a37
--- /dev/null
+++ b/arch/arm/boot/dts/spear320-evb.dts
@@ -0,0 +1,173 @@
+/*
+ * DTS file for SPEAr320 Evaluation Baord
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/dts-v1/;
+/include/ "spear320.dtsi"
+
+/ {
+	model = "ST SPEAr300 Evaluation Board";
+	compatible = "st,spear300-evb", "st,spear300";
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	memory {
+		reg = <0 0x40000000>;
+	};
+
+	ahb {
+		pinmux@b3000000 {
+			st,pinmux-mode = <3>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&state_default>;
+
+			state_default: pinmux {
+				i2c0 {
+					st,pins = "i2c0_grp";
+					st,function = "i2c0";
+				};
+				mii0 {
+					st,pins = "mii0_grp";
+					st,function = "mii0";
+				};
+				ssp0 {
+					st,pins = "ssp0_grp";
+					st,function = "ssp0";
+				};
+				uart0 {
+					st,pins = "uart0_grp";
+					st,function = "uart0";
+				};
+				sdhci {
+					st,pins = "sdhci_cd_51_grp";
+					st,function = "sdhci";
+				};
+				i2s {
+					st,pins = "i2s_grp";
+					st,function = "i2s";
+				};
+				uart1 {
+					st,pins = "uart1_grp";
+					st,function = "uart1";
+				};
+				uart2 {
+					st,pins = "uart2_grp";
+					st,function = "uart2";
+				};
+				can0 {
+					st,pins = "can0_grp";
+					st,function = "can0";
+				};
+				can1 {
+					st,pins = "can1_grp";
+					st,function = "can1";
+				};
+				mii2 {
+					st,pins = "mii2_grp";
+					st,function = "mii2";
+				};
+				pwm0_1 {
+					st,pins = "pwm0_1_pin_14_15_grp";
+					st,function = "pwm0_1";
+				};
+				pwm2 {
+					st,pins = "pwm2_pin_13_grp";
+					st,function = "pwm2";
+				};
+			};
+		};
+
+		clcd@90000000 {
+			status = "okay";
+		};
+
+		dma@fc400000 {
+			status = "okay";
+		};
+
+		fsmc: flash@4c000000 {
+			status = "okay";
+		};
+
+		gmac: eth@e0800000 {
+			status = "okay";
+		};
+
+		sdhci@70000000 {
+			power-gpio = <&gpio0 2 1>;
+			power_always_enb;
+			status = "okay";
+		};
+
+		smi: flash@fc000000 {
+			status = "okay";
+		};
+
+		spi0: spi@d0100000 {
+			status = "okay";
+		};
+
+		spi1: spi@a5000000 {
+			status = "okay";
+		};
+
+		spi2: spi@a6000000 {
+			status = "okay";
+		};
+
+		ehci@e1800000 {
+			status = "okay";
+		};
+
+		ohci@e1900000 {
+			status = "okay";
+		};
+
+		ohci@e2100000 {
+			status = "okay";
+		};
+
+		apb {
+			gpio0: gpio@fc980000 {
+			       status = "okay";
+			};
+
+			i2c0: i2c@d0180000 {
+			       status = "okay";
+			};
+
+			i2c1: i2c@a7000000 {
+			       status = "okay";
+			};
+
+			rtc@fc900000 {
+			       status = "okay";
+			};
+
+			serial@d0000000 {
+			       status = "okay";
+			};
+
+			serial@a3000000 {
+			       status = "okay";
+			};
+
+			serial@a4000000 {
+			       status = "okay";
+			};
+
+			wdt@fc880000 {
+			       status = "okay";
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/spear320.dtsi b/arch/arm/boot/dts/spear320.dtsi
new file mode 100644
index 000000000000..5372ca399b1f
--- /dev/null
+++ b/arch/arm/boot/dts/spear320.dtsi
@@ -0,0 +1,95 @@
+/*
+ * DTS file for SPEAr320 SoC
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/include/ "spear3xx.dtsi"
+
+/ {
+	ahb {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		ranges = <0x40000000 0x40000000 0x80000000
+			  0xd0000000 0xd0000000 0x30000000>;
+
+		pinmux@b3000000 {
+			compatible = "st,spear320-pinmux";
+			reg = <0xb3000000 0x1000>;
+		};
+
+		clcd@90000000 {
+			compatible = "arm,clcd-pl110", "arm,primecell";
+			reg = <0x90000000 0x1000>;
+			interrupts = <33>;
+			status = "disabled";
+		};
+
+		fsmc: flash@4c000000 {
+			compatible = "st,spear600-fsmc-nand";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			reg = <0x4c000000 0x1000	/* FSMC Register */
+			       0x50000000 0x0010>;	/* NAND Base */
+			reg-names = "fsmc_regs", "nand_data";
+			st,ale-off = <0x20000>;
+			st,cle-off = <0x10000>;
+			status = "disabled";
+		};
+
+		sdhci@70000000 {
+			compatible = "st,sdhci-spear";
+			reg = <0x70000000 0x100>;
+			interrupts = <29>;
+			status = "disabled";
+		};
+
+		spi1: spi@a5000000 {
+			compatible = "arm,pl022", "arm,primecell";
+			reg = <0xa5000000 0x1000>;
+			status = "disabled";
+		};
+
+		spi2: spi@a6000000 {
+			compatible = "arm,pl022", "arm,primecell";
+			reg = <0xa6000000 0x1000>;
+			status = "disabled";
+		};
+
+		apb {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "simple-bus";
+			ranges = <0xa0000000 0xa0000000 0x10000000
+				  0xd0000000 0xd0000000 0x30000000>;
+
+			i2c1: i2c@a7000000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				compatible = "snps,designware-i2c";
+				reg = <0xa7000000 0x1000>;
+				status = "disabled";
+			};
+
+			serial@a3000000 {
+				compatible = "arm,pl011", "arm,primecell";
+				reg = <0xa3000000 0x1000>;
+				status = "disabled";
+			};
+
+			serial@a4000000 {
+				compatible = "arm,pl011", "arm,primecell";
+				reg = <0xa4000000 0x1000>;
+				status = "disabled";
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/spear3xx.dtsi b/arch/arm/boot/dts/spear3xx.dtsi
new file mode 100644
index 000000000000..0ae7c8e86311
--- /dev/null
+++ b/arch/arm/boot/dts/spear3xx.dtsi
@@ -0,0 +1,144 @@
+/*
+ * DTS file for all SPEAr3xx SoCs
+ *
+ * Copyright 2012 Viresh Kumar <viresh.kumar@st.com>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/include/ "skeleton.dtsi"
+
+/ {
+	interrupt-parent = <&vic>;
+
+	cpus {
+		cpu@0 {
+			compatible = "arm,arm926ejs";
+		};
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0 0x40000000>;
+	};
+
+	ahb {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		ranges = <0xd0000000 0xd0000000 0x30000000>;
+
+		vic: interrupt-controller@f1100000 {
+			compatible = "arm,pl190-vic";
+			interrupt-controller;
+			reg = <0xf1100000 0x1000>;
+			#interrupt-cells = <1>;
+		};
+
+		dma@fc400000 {
+			compatible = "arm,pl080", "arm,primecell";
+			reg = <0xfc400000 0x1000>;
+			interrupt-parent = <&vic>;
+			interrupts = <8>;
+			status = "disabled";
+		};
+
+		gmac: eth@e0800000 {
+			compatible = "st,spear600-gmac";
+			reg = <0xe0800000 0x8000>;
+			interrupts = <23 22>;
+			interrupt-names = "macirq", "eth_wake_irq";
+			status = "disabled";
+		};
+
+		smi: flash@fc000000 {
+			compatible = "st,spear600-smi";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			reg = <0xfc000000 0x1000>;
+			interrupts = <9>;
+			status = "disabled";
+		};
+
+		spi0: spi@d0100000 {
+			compatible = "arm,pl022", "arm,primecell";
+			reg = <0xd0100000 0x1000>;
+			interrupts = <20>;
+			status = "disabled";
+		};
+
+		ehci@e1800000 {
+			compatible = "st,spear600-ehci", "usb-ehci";
+			reg = <0xe1800000 0x1000>;
+			interrupts = <26>;
+			status = "disabled";
+		};
+
+		ohci@e1900000 {
+			compatible = "st,spear600-ohci", "usb-ohci";
+			reg = <0xe1900000 0x1000>;
+			interrupts = <25>;
+			status = "disabled";
+		};
+
+		ohci@e2100000 {
+			compatible = "st,spear600-ohci", "usb-ohci";
+			reg = <0xe2100000 0x1000>;
+			interrupts = <27>;
+			status = "disabled";
+		};
+
+		apb {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "simple-bus";
+			ranges = <0xd0000000 0xd0000000 0x30000000>;
+
+			gpio0: gpio@fc980000 {
+				compatible = "arm,pl061", "arm,primecell";
+				reg = <0xfc980000 0x1000>;
+				interrupts = <11>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				status = "disabled";
+			};
+
+			i2c0: i2c@d0180000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				compatible = "snps,designware-i2c";
+				reg = <0xd0180000 0x1000>;
+				interrupts = <21>;
+				status = "disabled";
+			};
+
+			rtc@fc900000 {
+				compatible = "st,spear-rtc";
+				reg = <0xfc900000 0x1000>;
+				interrupts = <10>;
+				status = "disabled";
+			};
+
+			serial@d0000000 {
+				compatible = "arm,pl011", "arm,primecell";
+				reg = <0xd0000000 0x1000>;
+				interrupts = <19>;
+				status = "disabled";
+			};
+
+			wdt@fc880000 {
+				compatible = "arm,sp805", "arm,primecell";
+				reg = <0xfc880000 0x1000>;
+				interrupts = <12>;
+				status = "disabled";
+			};
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/spear600-evb.dts b/arch/arm/boot/dts/spear600-evb.dts
index 636292e18c90..790a7a8a5ccd 100644
--- a/arch/arm/boot/dts/spear600-evb.dts
+++ b/arch/arm/boot/dts/spear600-evb.dts
@@ -24,6 +24,10 @@
 	};
 
 	ahb {
+		dma@fc400000 {
+			status = "okay";
+		};
+
 		gmac: ethernet@e0800000 {
 			phy-mode = "gmii";
 			status = "okay";
diff --git a/arch/arm/boot/dts/spear600.dtsi b/arch/arm/boot/dts/spear600.dtsi
index ebe0885a2b98..d777e3a6f178 100644
--- a/arch/arm/boot/dts/spear600.dtsi
+++ b/arch/arm/boot/dts/spear600.dtsi
@@ -45,6 +45,14 @@
 			#interrupt-cells = <1>;
 		};
 
+		dma@fc400000 {
+			compatible = "arm,pl080", "arm,primecell";
+			reg = <0xfc400000 0x1000>;
+			interrupt-parent = <&vic1>;
+			interrupts = <10>;
+			status = "disabled";
+		};
+
 		gmac: ethernet@e0800000 {
 			compatible = "st,spear600-gmac";
 			reg = <0xe0800000 0x8000>;
diff --git a/arch/arm/configs/spear3xx_defconfig b/arch/arm/configs/spear3xx_defconfig
index fea7e1f026a3..7ed42912d69a 100644
--- a/arch/arm/configs/spear3xx_defconfig
+++ b/arch/arm/configs/spear3xx_defconfig
@@ -2,33 +2,67 @@ CONFIG_EXPERIMENTAL=y
 CONFIG_SYSVIPC=y
 CONFIG_BSD_PROCESS_ACCT=y
 CONFIG_BLK_DEV_INITRD=y
-CONFIG_KALLSYMS_EXTRA_PASS=y
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 CONFIG_MODVERSIONS=y
+CONFIG_PARTITION_ADVANCED=y
 CONFIG_PLAT_SPEAR=y
-CONFIG_BOARD_SPEAR300_EVB=y
-CONFIG_BOARD_SPEAR310_EVB=y
-CONFIG_BOARD_SPEAR320_EVB=y
+CONFIG_MACH_SPEAR300=y
+CONFIG_MACH_SPEAR310=y
+CONFIG_MACH_SPEAR320=y
 CONFIG_BINFMT_MISC=y
+CONFIG_NET=y
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_MTD=y
+CONFIG_MTD_NAND=y
+CONFIG_MTD_NAND_FSMC=y
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_SIZE=16384
+CONFIG_NETDEVICES=y
+# CONFIG_NET_VENDOR_BROADCOM is not set
+# CONFIG_NET_VENDOR_CIRRUS is not set
+# CONFIG_NET_VENDOR_FARADAY is not set
+# CONFIG_NET_VENDOR_INTEL is not set
+# CONFIG_NET_VENDOR_MICREL is not set
+# CONFIG_NET_VENDOR_NATSEMI is not set
+# CONFIG_NET_VENDOR_SEEQ is not set
+# CONFIG_NET_VENDOR_SMSC is not set
+CONFIG_STMMAC_ETH=y
+# CONFIG_WLAN is not set
 CONFIG_INPUT_FF_MEMLESS=y
 # CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_KEYBOARD_ATKBD is not set
+CONFIG_KEYBOARD_SPEAR=y
 # CONFIG_INPUT_MOUSE is not set
+# CONFIG_LEGACY_PTYS is not set
 CONFIG_SERIAL_AMBA_PL011=y
 CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
-# CONFIG_LEGACY_PTYS is not set
 # CONFIG_HW_RANDOM is not set
 CONFIG_RAW_DRIVER=y
 CONFIG_MAX_RAW_DEVS=8192
+CONFIG_I2C=y
+CONFIG_I2C_DESIGNWARE_PLATFORM=y
+CONFIG_SPI=y
+CONFIG_SPI_PL022=y
 CONFIG_GPIO_SYSFS=y
 CONFIG_GPIO_PL061=y
 # CONFIG_HWMON is not set
+CONFIG_WATCHDOG=y
+CONFIG_ARM_SP805_WATCHDOG=y
+CONFIG_FB=y
+CONFIG_FB_ARMCLCD=y
 # CONFIG_HID_SUPPORT is not set
-# CONFIG_USB_SUPPORT is not set
+CONFIG_USB=y
+# CONFIG_USB_DEVICE_CLASS is not set
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_OHCI_HCD=y
+CONFIG_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_SPEAR=y
+CONFIG_RTC_CLASS=y
+CONFIG_DMADEVICES=y
+CONFIG_AMBA_PL08X=y
+CONFIG_DMATEST=m
 CONFIG_EXT2_FS=y
 CONFIG_EXT2_FS_XATTR=y
 CONFIG_EXT2_FS_SECURITY=y
@@ -39,8 +73,6 @@ CONFIG_MSDOS_FS=m
 CONFIG_VFAT_FS=m
 CONFIG_FAT_DEFAULT_IOCHARSET="ascii"
 CONFIG_TMPFS=y
-CONFIG_PARTITION_ADVANCED=y
-CONFIG_NLS=y
 CONFIG_NLS_DEFAULT="utf8"
 CONFIG_NLS_CODEPAGE_437=y
 CONFIG_NLS_ASCII=m
@@ -48,6 +80,4 @@ CONFIG_MAGIC_SYSRQ=y
 CONFIG_DEBUG_FS=y
 CONFIG_DEBUG_KERNEL=y
 CONFIG_DEBUG_SPINLOCK=y
-CONFIG_DEBUG_SPINLOCK_SLEEP=y
 CONFIG_DEBUG_INFO=y
-# CONFIG_CRC32 is not set
diff --git a/arch/arm/configs/spear6xx_defconfig b/arch/arm/configs/spear6xx_defconfig
index cef2e836afd2..cf94bc73a0e0 100644
--- a/arch/arm/configs/spear6xx_defconfig
+++ b/arch/arm/configs/spear6xx_defconfig
@@ -2,29 +2,58 @@ CONFIG_EXPERIMENTAL=y
 CONFIG_SYSVIPC=y
 CONFIG_BSD_PROCESS_ACCT=y
 CONFIG_BLK_DEV_INITRD=y
-CONFIG_KALLSYMS_EXTRA_PASS=y
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 CONFIG_MODVERSIONS=y
+CONFIG_PARTITION_ADVANCED=y
 CONFIG_PLAT_SPEAR=y
 CONFIG_ARCH_SPEAR6XX=y
-CONFIG_BOARD_SPEAR600_EVB=y
+CONFIG_BOARD_SPEAR600_DT=y
 CONFIG_BINFMT_MISC=y
+CONFIG_NET=y
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_MTD=y
+CONFIG_MTD_NAND=y
+CONFIG_MTD_NAND_FSMC=y
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_SIZE=16384
+CONFIG_NETDEVICES=y
+# CONFIG_NET_VENDOR_BROADCOM is not set
+# CONFIG_NET_VENDOR_CIRRUS is not set
+# CONFIG_NET_VENDOR_FARADAY is not set
+# CONFIG_NET_VENDOR_INTEL is not set
+# CONFIG_NET_VENDOR_MICREL is not set
+# CONFIG_NET_VENDOR_NATSEMI is not set
+# CONFIG_NET_VENDOR_SEEQ is not set
+# CONFIG_NET_VENDOR_SMSC is not set
+CONFIG_STMMAC_ETH=y
+# CONFIG_WLAN is not set
 CONFIG_INPUT_FF_MEMLESS=y
 # CONFIG_INPUT_MOUSEDEV_PSAUX is not set
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+# CONFIG_LEGACY_PTYS is not set
 CONFIG_SERIAL_AMBA_PL011=y
 CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
-# CONFIG_LEGACY_PTYS is not set
 CONFIG_RAW_DRIVER=y
 CONFIG_MAX_RAW_DEVS=8192
+CONFIG_I2C=y
+CONFIG_I2C_DESIGNWARE_PLATFORM=y
+CONFIG_SPI=y
+CONFIG_SPI_PL022=y
 CONFIG_GPIO_SYSFS=y
 CONFIG_GPIO_PL061=y
 # CONFIG_HWMON is not set
+CONFIG_WATCHDOG=y
+CONFIG_ARM_SP805_WATCHDOG=y
 # CONFIG_HID_SUPPORT is not set
-# CONFIG_USB_SUPPORT is not set
+CONFIG_USB=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_OHCI_HCD=y
+CONFIG_RTC_CLASS=y
+CONFIG_DMADEVICES=y
+CONFIG_AMBA_PL08X=y
+CONFIG_DMATEST=m
 CONFIG_EXT2_FS=y
 CONFIG_EXT2_FS_XATTR=y
 CONFIG_EXT2_FS_SECURITY=y
@@ -35,8 +64,6 @@ CONFIG_MSDOS_FS=m
 CONFIG_VFAT_FS=m
 CONFIG_FAT_DEFAULT_IOCHARSET="ascii"
 CONFIG_TMPFS=y
-CONFIG_PARTITION_ADVANCED=y
-CONFIG_NLS=y
 CONFIG_NLS_DEFAULT="utf8"
 CONFIG_NLS_CODEPAGE_437=y
 CONFIG_NLS_ASCII=m
@@ -44,6 +71,4 @@ CONFIG_MAGIC_SYSRQ=y
 CONFIG_DEBUG_FS=y
 CONFIG_DEBUG_KERNEL=y
 CONFIG_DEBUG_SPINLOCK=y
-CONFIG_DEBUG_SPINLOCK_SLEEP=y
 CONFIG_DEBUG_INFO=y
-# CONFIG_CRC32 is not set
diff --git a/arch/arm/mach-spear3xx/Kconfig b/arch/arm/mach-spear3xx/Kconfig
index 2cee6b0de371..8bd37291fa4f 100644
--- a/arch/arm/mach-spear3xx/Kconfig
+++ b/arch/arm/mach-spear3xx/Kconfig
@@ -5,39 +5,22 @@
 if ARCH_SPEAR3XX
 
 menu "SPEAr3xx Implementations"
-config BOARD_SPEAR300_EVB
-	bool "SPEAr300 Evaluation Board"
-	select MACH_SPEAR300
-	help
-	  Supports ST SPEAr300 Evaluation Board
-
-config BOARD_SPEAR310_EVB
-	bool "SPEAr310 Evaluation Board"
-	select MACH_SPEAR310
-	help
-	  Supports ST SPEAr310 Evaluation Board
-
-config BOARD_SPEAR320_EVB
-	bool "SPEAr320 Evaluation Board"
-	select MACH_SPEAR320
-	help
-	  Supports ST SPEAr320 Evaluation Board
-
-endmenu
-
 config MACH_SPEAR300
-	bool "SPEAr300"
+	bool "SPEAr300 Machine support with Device Tree"
+	select PINCTRL_SPEAR300
 	help
-	  Supports ST SPEAr300 Machine
+	  Supports ST SPEAr300 machine configured via the device-tree
 
 config MACH_SPEAR310
-	bool "SPEAr310"
+	bool "SPEAr310 Machine support with Device Tree"
+	select PINCTRL_SPEAR310
 	help
-	  Supports ST SPEAr310 Machine
+	  Supports ST SPEAr310 machine configured via the device-tree
 
 config MACH_SPEAR320
-	bool "SPEAr320"
+	bool "SPEAr320 Machine support with Device Tree"
+	select PINCTRL_SPEAR320
 	help
-	  Supports ST SPEAr320 Machine
-
+	  Supports ST SPEAr320 machine configured via the device-tree
+endmenu
 endif #ARCH_SPEAR3XX
diff --git a/arch/arm/mach-spear3xx/Makefile b/arch/arm/mach-spear3xx/Makefile
index 5b30d0d10892..8d12faa178fd 100644
--- a/arch/arm/mach-spear3xx/Makefile
+++ b/arch/arm/mach-spear3xx/Makefile
@@ -3,24 +3,13 @@
 #
 
 # common files
-obj-y	+= spear3xx.o
+obj-$(CONFIG_ARCH_SPEAR3XX)	+= spear3xx.o
 
 # spear300 specific files
 obj-$(CONFIG_MACH_SPEAR300) += spear300.o
 
-# spear300 boards files
-obj-$(CONFIG_BOARD_SPEAR300_EVB) += spear300_evb.o
-
-
 # spear310 specific files
 obj-$(CONFIG_MACH_SPEAR310) += spear310.o
 
-# spear310 boards files
-obj-$(CONFIG_BOARD_SPEAR310_EVB) += spear310_evb.o
-
-
 # spear320 specific files
 obj-$(CONFIG_MACH_SPEAR320) += spear320.o
-
-# spear320 boards files
-obj-$(CONFIG_BOARD_SPEAR320_EVB) += spear320_evb.o
diff --git a/arch/arm/mach-spear3xx/Makefile.boot b/arch/arm/mach-spear3xx/Makefile.boot
index 4674a4c221db..d93e2177e6ec 100644
--- a/arch/arm/mach-spear3xx/Makefile.boot
+++ b/arch/arm/mach-spear3xx/Makefile.boot
@@ -1,3 +1,7 @@
 zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000
+
+dtb-$(CONFIG_MACH_SPEAR300)	+= spear300-evb.dtb
+dtb-$(CONFIG_MACH_SPEAR310)	+= spear310-evb.dtb
+dtb-$(CONFIG_MACH_SPEAR320)	+= spear320-evb.dtb
diff --git a/arch/arm/mach-spear3xx/include/mach/generic.h b/arch/arm/mach-spear3xx/include/mach/generic.h
index 15c107aad202..c10eac6c10cb 100644
--- a/arch/arm/mach-spear3xx/include/mach/generic.h
+++ b/arch/arm/mach-spear3xx/include/mach/generic.h
@@ -14,12 +14,12 @@
 #ifndef __MACH_GENERIC_H
 #define __MACH_GENERIC_H
 
+#include <linux/amba/pl08x.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/amba/bus.h>
 #include <asm/mach/time.h>
 #include <asm/mach/map.h>
-#include <plat/padmux.h>
 
 /* spear3xx declarations */
 /*
@@ -31,171 +31,16 @@
 #define SPEAR_GPT0_CHAN1_IRQ	SPEAR3XX_IRQ_CPU_GPT1_2
 
 /* Add spear3xx family device structure declarations here */
-extern struct amba_device spear3xx_gpio_device;
-extern struct amba_device spear3xx_uart_device;
 extern struct sys_timer spear3xx_timer;
+extern struct pl022_ssp_controller pl022_plat_data;
+extern struct pl08x_platform_data pl080_plat_data;
 
 /* Add spear3xx family function declarations here */
 void __init spear_setup_timer(void);
 void __init spear3xx_clk_init(void);
 void __init spear3xx_map_io(void);
-void __init spear3xx_init_irq(void);
-void __init spear3xx_init(void);
+void __init spear3xx_dt_init_irq(void);
 
 void spear_restart(char, const char *);
 
-/* pad mux declarations */
-#define PMX_FIRDA_MASK		(1 << 14)
-#define PMX_I2C_MASK		(1 << 13)
-#define PMX_SSP_CS_MASK		(1 << 12)
-#define PMX_SSP_MASK		(1 << 11)
-#define PMX_MII_MASK		(1 << 10)
-#define PMX_GPIO_PIN0_MASK	(1 << 9)
-#define PMX_GPIO_PIN1_MASK	(1 << 8)
-#define PMX_GPIO_PIN2_MASK	(1 << 7)
-#define PMX_GPIO_PIN3_MASK	(1 << 6)
-#define PMX_GPIO_PIN4_MASK	(1 << 5)
-#define PMX_GPIO_PIN5_MASK	(1 << 4)
-#define PMX_UART0_MODEM_MASK	(1 << 3)
-#define PMX_UART0_MASK		(1 << 2)
-#define PMX_TIMER_3_4_MASK	(1 << 1)
-#define PMX_TIMER_1_2_MASK	(1 << 0)
-
-/* pad mux devices */
-extern struct pmx_dev spear3xx_pmx_firda;
-extern struct pmx_dev spear3xx_pmx_i2c;
-extern struct pmx_dev spear3xx_pmx_ssp_cs;
-extern struct pmx_dev spear3xx_pmx_ssp;
-extern struct pmx_dev spear3xx_pmx_mii;
-extern struct pmx_dev spear3xx_pmx_gpio_pin0;
-extern struct pmx_dev spear3xx_pmx_gpio_pin1;
-extern struct pmx_dev spear3xx_pmx_gpio_pin2;
-extern struct pmx_dev spear3xx_pmx_gpio_pin3;
-extern struct pmx_dev spear3xx_pmx_gpio_pin4;
-extern struct pmx_dev spear3xx_pmx_gpio_pin5;
-extern struct pmx_dev spear3xx_pmx_uart0_modem;
-extern struct pmx_dev spear3xx_pmx_uart0;
-extern struct pmx_dev spear3xx_pmx_timer_3_4;
-extern struct pmx_dev spear3xx_pmx_timer_1_2;
-
-#if defined(CONFIG_MACH_SPEAR310) || defined(CONFIG_MACH_SPEAR320)
-/* padmux plgpio devices */
-extern struct pmx_dev spear3xx_pmx_plgpio_0_1;
-extern struct pmx_dev spear3xx_pmx_plgpio_2_3;
-extern struct pmx_dev spear3xx_pmx_plgpio_4_5;
-extern struct pmx_dev spear3xx_pmx_plgpio_6_9;
-extern struct pmx_dev spear3xx_pmx_plgpio_10_27;
-extern struct pmx_dev spear3xx_pmx_plgpio_28;
-extern struct pmx_dev spear3xx_pmx_plgpio_29;
-extern struct pmx_dev spear3xx_pmx_plgpio_30;
-extern struct pmx_dev spear3xx_pmx_plgpio_31;
-extern struct pmx_dev spear3xx_pmx_plgpio_32;
-extern struct pmx_dev spear3xx_pmx_plgpio_33;
-extern struct pmx_dev spear3xx_pmx_plgpio_34_36;
-extern struct pmx_dev spear3xx_pmx_plgpio_37_42;
-extern struct pmx_dev spear3xx_pmx_plgpio_43_44_47_48;
-extern struct pmx_dev spear3xx_pmx_plgpio_45_46_49_50;
-#endif
-
-/* spear300 declarations */
-#ifdef CONFIG_MACH_SPEAR300
-/* Add spear300 machine device structure declarations here */
-extern struct amba_device spear300_gpio1_device;
-
-/* pad mux modes */
-extern struct pmx_mode spear300_nand_mode;
-extern struct pmx_mode spear300_nor_mode;
-extern struct pmx_mode spear300_photo_frame_mode;
-extern struct pmx_mode spear300_lend_ip_phone_mode;
-extern struct pmx_mode spear300_hend_ip_phone_mode;
-extern struct pmx_mode spear300_lend_wifi_phone_mode;
-extern struct pmx_mode spear300_hend_wifi_phone_mode;
-extern struct pmx_mode spear300_ata_pabx_wi2s_mode;
-extern struct pmx_mode spear300_ata_pabx_i2s_mode;
-extern struct pmx_mode spear300_caml_lcdw_mode;
-extern struct pmx_mode spear300_camu_lcd_mode;
-extern struct pmx_mode spear300_camu_wlcd_mode;
-extern struct pmx_mode spear300_caml_lcd_mode;
-
-/* pad mux devices */
-extern struct pmx_dev spear300_pmx_fsmc_2_chips;
-extern struct pmx_dev spear300_pmx_fsmc_4_chips;
-extern struct pmx_dev spear300_pmx_keyboard;
-extern struct pmx_dev spear300_pmx_clcd;
-extern struct pmx_dev spear300_pmx_telecom_gpio;
-extern struct pmx_dev spear300_pmx_telecom_tdm;
-extern struct pmx_dev spear300_pmx_telecom_spi_cs_i2c_clk;
-extern struct pmx_dev spear300_pmx_telecom_camera;
-extern struct pmx_dev spear300_pmx_telecom_dac;
-extern struct pmx_dev spear300_pmx_telecom_i2s;
-extern struct pmx_dev spear300_pmx_telecom_boot_pins;
-extern struct pmx_dev spear300_pmx_telecom_sdhci_4bit;
-extern struct pmx_dev spear300_pmx_telecom_sdhci_8bit;
-extern struct pmx_dev spear300_pmx_gpio1;
-
-/* Add spear300 machine function declarations here */
-void __init spear300_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
-		u8 pmx_dev_count);
-
-#endif /* CONFIG_MACH_SPEAR300 */
-
-/* spear310 declarations */
-#ifdef CONFIG_MACH_SPEAR310
-/* Add spear310 machine device structure declarations here */
-
-/* pad mux devices */
-extern struct pmx_dev spear310_pmx_emi_cs_0_1_4_5;
-extern struct pmx_dev spear310_pmx_emi_cs_2_3;
-extern struct pmx_dev spear310_pmx_uart1;
-extern struct pmx_dev spear310_pmx_uart2;
-extern struct pmx_dev spear310_pmx_uart3_4_5;
-extern struct pmx_dev spear310_pmx_fsmc;
-extern struct pmx_dev spear310_pmx_rs485_0_1;
-extern struct pmx_dev spear310_pmx_tdm0;
-
-/* Add spear310 machine function declarations here */
-void __init spear310_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
-		u8 pmx_dev_count);
-#endif /* CONFIG_MACH_SPEAR310 */
-
-/* spear320 declarations */
-#ifdef CONFIG_MACH_SPEAR320
-/* Add spear320 machine device structure declarations here */
-
-/* pad mux modes */
-extern struct pmx_mode spear320_auto_net_smii_mode;
-extern struct pmx_mode spear320_auto_net_mii_mode;
-extern struct pmx_mode spear320_auto_exp_mode;
-extern struct pmx_mode spear320_small_printers_mode;
-
-/* pad mux devices */
-extern struct pmx_dev spear320_pmx_clcd;
-extern struct pmx_dev spear320_pmx_emi;
-extern struct pmx_dev spear320_pmx_fsmc;
-extern struct pmx_dev spear320_pmx_spp;
-extern struct pmx_dev spear320_pmx_sdhci;
-extern struct pmx_dev spear320_pmx_i2s;
-extern struct pmx_dev spear320_pmx_uart1;
-extern struct pmx_dev spear320_pmx_uart1_modem;
-extern struct pmx_dev spear320_pmx_uart2;
-extern struct pmx_dev spear320_pmx_touchscreen;
-extern struct pmx_dev spear320_pmx_can;
-extern struct pmx_dev spear320_pmx_sdhci_led;
-extern struct pmx_dev spear320_pmx_pwm0;
-extern struct pmx_dev spear320_pmx_pwm1;
-extern struct pmx_dev spear320_pmx_pwm2;
-extern struct pmx_dev spear320_pmx_pwm3;
-extern struct pmx_dev spear320_pmx_ssp1;
-extern struct pmx_dev spear320_pmx_ssp2;
-extern struct pmx_dev spear320_pmx_mii1;
-extern struct pmx_dev spear320_pmx_smii0;
-extern struct pmx_dev spear320_pmx_smii1;
-extern struct pmx_dev spear320_pmx_i2c1;
-
-/* Add spear320 machine function declarations here */
-void __init spear320_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
-		u8 pmx_dev_count);
-
-#endif /* CONFIG_MACH_SPEAR320 */
-
 #endif /* __MACH_GENERIC_H */
diff --git a/arch/arm/mach-spear3xx/include/mach/hardware.h b/arch/arm/mach-spear3xx/include/mach/hardware.h
index 4660c0d8ec0d..defa374f5bee 100644
--- a/arch/arm/mach-spear3xx/include/mach/hardware.h
+++ b/arch/arm/mach-spear3xx/include/mach/hardware.h
@@ -17,7 +17,4 @@
 #include <plat/hardware.h>
 #include <mach/spear.h>
 
-/* Vitual to physical translation of statically mapped space */
-#define IO_ADDRESS(x)		(x | 0xF0000000)
-
 #endif /* __MACH_HARDWARE_H */
diff --git a/arch/arm/mach-spear3xx/include/mach/spear.h b/arch/arm/mach-spear3xx/include/mach/spear.h
index 881109522060..e7bc8bab83fe 100644
--- a/arch/arm/mach-spear3xx/include/mach/spear.h
+++ b/arch/arm/mach-spear3xx/include/mach/spear.h
@@ -25,8 +25,9 @@
 
 /* ICM1 - Low speed connection */
 #define SPEAR3XX_ICM1_2_BASE		UL(0xD0000000)
+#define VA_SPEAR3XX_ICM1_2_BASE		UL(0xFD000000)
 #define SPEAR3XX_ICM1_UART_BASE		UL(0xD0000000)
-#define VA_SPEAR3XX_ICM1_UART_BASE	IO_ADDRESS(SPEAR3XX_ICM1_UART_BASE)
+#define VA_SPEAR3XX_ICM1_UART_BASE	(VA_SPEAR3XX_ICM1_2_BASE | SPEAR3XX_ICM1_UART_BASE)
 #define SPEAR3XX_ICM1_ADC_BASE		UL(0xD0080000)
 #define SPEAR3XX_ICM1_SSP_BASE		UL(0xD0100000)
 #define SPEAR3XX_ICM1_I2C_BASE		UL(0xD0180000)
@@ -53,11 +54,11 @@
 #define SPEAR3XX_ICM3_ML1_2_BASE	UL(0xF0000000)
 #define SPEAR3XX_ML1_TMR_BASE		UL(0xF0000000)
 #define SPEAR3XX_ML1_VIC_BASE		UL(0xF1100000)
-#define VA_SPEAR3XX_ML1_VIC_BASE	IO_ADDRESS(SPEAR3XX_ML1_VIC_BASE)
 
 /* ICM3 - Basic Subsystem */
 #define SPEAR3XX_ICM3_SMEM_BASE		UL(0xF8000000)
 #define SPEAR3XX_ICM3_SMI_CTRL_BASE	UL(0xFC000000)
+#define VA_SPEAR3XX_ICM3_SMI_CTRL_BASE	UL(0xFC000000)
 #define SPEAR3XX_ICM3_DMA_BASE		UL(0xFC400000)
 #define SPEAR3XX_ICM3_SDRAM_CTRL_BASE	UL(0xFC600000)
 #define SPEAR3XX_ICM3_TMR0_BASE		UL(0xFC800000)
@@ -65,9 +66,9 @@
 #define SPEAR3XX_ICM3_RTC_BASE		UL(0xFC900000)
 #define SPEAR3XX_ICM3_GPIO_BASE		UL(0xFC980000)
 #define SPEAR3XX_ICM3_SYS_CTRL_BASE	UL(0xFCA00000)
-#define VA_SPEAR3XX_ICM3_SYS_CTRL_BASE	IO_ADDRESS(SPEAR3XX_ICM3_SYS_CTRL_BASE)
+#define VA_SPEAR3XX_ICM3_SYS_CTRL_BASE	(VA_SPEAR3XX_ICM3_SMI_CTRL_BASE | SPEAR3XX_ICM3_SYS_CTRL_BASE)
 #define SPEAR3XX_ICM3_MISC_REG_BASE	UL(0xFCA80000)
-#define VA_SPEAR3XX_ICM3_MISC_REG_BASE	IO_ADDRESS(SPEAR3XX_ICM3_MISC_REG_BASE)
+#define VA_SPEAR3XX_ICM3_MISC_REG_BASE	(VA_SPEAR3XX_ICM3_SMI_CTRL_BASE | SPEAR3XX_ICM3_MISC_REG_BASE)
 #define SPEAR3XX_ICM3_TMR1_BASE		UL(0xFCB00000)
 
 /* Debug uart for linux, will be used for debug and uncompress messages */
diff --git a/arch/arm/mach-spear3xx/spear300.c b/arch/arm/mach-spear3xx/spear300.c
index f7db66812abb..2db0bd14e481 100644
--- a/arch/arm/mach-spear3xx/spear300.c
+++ b/arch/arm/mach-spear3xx/spear300.c
@@ -3,373 +3,24 @@
  *
  * SPEAr300 machine source file
  *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Copyright (C) 2009-2012 ST Microelectronics
+ * Viresh Kumar <viresh.kumar@st.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
  * warranty of any kind, whether express or implied.
  */
 
-#include <linux/types.h>
-#include <linux/amba/pl061.h>
-#include <linux/ptrace.h>
-#include <asm/irq.h>
+#define pr_fmt(fmt) "SPEAr300: " fmt
+
+#include <linux/amba/pl08x.h>
+#include <linux/of_platform.h>
+#include <asm/hardware/vic.h>
+#include <asm/mach/arch.h>
 #include <plat/shirq.h>
 #include <mach/generic.h>
 #include <mach/hardware.h>
 
-/* pad multiplexing support */
-/* muxing registers */
-#define PAD_MUX_CONFIG_REG	0x00
-#define MODE_CONFIG_REG		0x04
-
-/* modes */
-#define NAND_MODE			(1 << 0)
-#define NOR_MODE			(1 << 1)
-#define PHOTO_FRAME_MODE		(1 << 2)
-#define LEND_IP_PHONE_MODE		(1 << 3)
-#define HEND_IP_PHONE_MODE		(1 << 4)
-#define LEND_WIFI_PHONE_MODE		(1 << 5)
-#define HEND_WIFI_PHONE_MODE		(1 << 6)
-#define ATA_PABX_WI2S_MODE		(1 << 7)
-#define ATA_PABX_I2S_MODE		(1 << 8)
-#define CAML_LCDW_MODE			(1 << 9)
-#define CAMU_LCD_MODE			(1 << 10)
-#define CAMU_WLCD_MODE			(1 << 11)
-#define CAML_LCD_MODE			(1 << 12)
-#define ALL_MODES			0x1FFF
-
-struct pmx_mode spear300_nand_mode = {
-	.id = NAND_MODE,
-	.name = "nand mode",
-	.mask = 0x00,
-};
-
-struct pmx_mode spear300_nor_mode = {
-	.id = NOR_MODE,
-	.name = "nor mode",
-	.mask = 0x01,
-};
-
-struct pmx_mode spear300_photo_frame_mode = {
-	.id = PHOTO_FRAME_MODE,
-	.name = "photo frame mode",
-	.mask = 0x02,
-};
-
-struct pmx_mode spear300_lend_ip_phone_mode = {
-	.id = LEND_IP_PHONE_MODE,
-	.name = "lend ip phone mode",
-	.mask = 0x03,
-};
-
-struct pmx_mode spear300_hend_ip_phone_mode = {
-	.id = HEND_IP_PHONE_MODE,
-	.name = "hend ip phone mode",
-	.mask = 0x04,
-};
-
-struct pmx_mode spear300_lend_wifi_phone_mode = {
-	.id = LEND_WIFI_PHONE_MODE,
-	.name = "lend wifi phone mode",
-	.mask = 0x05,
-};
-
-struct pmx_mode spear300_hend_wifi_phone_mode = {
-	.id = HEND_WIFI_PHONE_MODE,
-	.name = "hend wifi phone mode",
-	.mask = 0x06,
-};
-
-struct pmx_mode spear300_ata_pabx_wi2s_mode = {
-	.id = ATA_PABX_WI2S_MODE,
-	.name = "ata pabx wi2s mode",
-	.mask = 0x07,
-};
-
-struct pmx_mode spear300_ata_pabx_i2s_mode = {
-	.id = ATA_PABX_I2S_MODE,
-	.name = "ata pabx i2s mode",
-	.mask = 0x08,
-};
-
-struct pmx_mode spear300_caml_lcdw_mode = {
-	.id = CAML_LCDW_MODE,
-	.name = "caml lcdw mode",
-	.mask = 0x0C,
-};
-
-struct pmx_mode spear300_camu_lcd_mode = {
-	.id = CAMU_LCD_MODE,
-	.name = "camu lcd mode",
-	.mask = 0x0D,
-};
-
-struct pmx_mode spear300_camu_wlcd_mode = {
-	.id = CAMU_WLCD_MODE,
-	.name = "camu wlcd mode",
-	.mask = 0x0E,
-};
-
-struct pmx_mode spear300_caml_lcd_mode = {
-	.id = CAML_LCD_MODE,
-	.name = "caml lcd mode",
-	.mask = 0x0F,
-};
-
-/* devices */
-static struct pmx_dev_mode pmx_fsmc_2_chips_modes[] = {
-	{
-		.ids = NAND_MODE | NOR_MODE | PHOTO_FRAME_MODE |
-			ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE,
-		.mask = PMX_FIRDA_MASK,
-	},
-};
-
-struct pmx_dev spear300_pmx_fsmc_2_chips = {
-	.name = "fsmc_2_chips",
-	.modes = pmx_fsmc_2_chips_modes,
-	.mode_count = ARRAY_SIZE(pmx_fsmc_2_chips_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_fsmc_4_chips_modes[] = {
-	{
-		.ids = NAND_MODE | NOR_MODE | PHOTO_FRAME_MODE |
-			ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE,
-		.mask = PMX_FIRDA_MASK | PMX_UART0_MASK,
-	},
-};
-
-struct pmx_dev spear300_pmx_fsmc_4_chips = {
-	.name = "fsmc_4_chips",
-	.modes = pmx_fsmc_4_chips_modes,
-	.mode_count = ARRAY_SIZE(pmx_fsmc_4_chips_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_keyboard_modes[] = {
-	{
-		.ids = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE |
-			LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE |
-			CAML_LCDW_MODE | CAMU_LCD_MODE | CAMU_WLCD_MODE |
-			CAML_LCD_MODE,
-		.mask = 0x0,
-	},
-};
-
-struct pmx_dev spear300_pmx_keyboard = {
-	.name = "keyboard",
-	.modes = pmx_keyboard_modes,
-	.mode_count = ARRAY_SIZE(pmx_keyboard_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_clcd_modes[] = {
-	{
-		.ids = PHOTO_FRAME_MODE,
-		.mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK ,
-	}, {
-		.ids = HEND_IP_PHONE_MODE | HEND_WIFI_PHONE_MODE |
-			CAMU_LCD_MODE | CAML_LCD_MODE,
-		.mask = PMX_TIMER_3_4_MASK,
-	},
-};
-
-struct pmx_dev spear300_pmx_clcd = {
-	.name = "clcd",
-	.modes = pmx_clcd_modes,
-	.mode_count = ARRAY_SIZE(pmx_clcd_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_gpio_modes[] = {
-	{
-		.ids = PHOTO_FRAME_MODE | CAMU_LCD_MODE | CAML_LCD_MODE,
-		.mask = PMX_MII_MASK,
-	}, {
-		.ids = LEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE,
-		.mask = PMX_MII_MASK | PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,
-	}, {
-		.ids = ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_WLCD_MODE,
-		.mask = PMX_MII_MASK | PMX_TIMER_3_4_MASK,
-	}, {
-		.ids = HEND_IP_PHONE_MODE | HEND_WIFI_PHONE_MODE,
-		.mask = PMX_MII_MASK | PMX_TIMER_1_2_MASK,
-	}, {
-		.ids = ATA_PABX_WI2S_MODE,
-		.mask = PMX_MII_MASK | PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK
-			| PMX_UART0_MODEM_MASK,
-	},
-};
-
-struct pmx_dev spear300_pmx_telecom_gpio = {
-	.name = "telecom_gpio",
-	.modes = pmx_telecom_gpio_modes,
-	.mode_count = ARRAY_SIZE(pmx_telecom_gpio_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_tdm_modes[] = {
-	{
-		.ids = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE |
-			HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE
-			| HEND_WIFI_PHONE_MODE | ATA_PABX_WI2S_MODE
-			| ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE
-			| CAMU_WLCD_MODE | CAML_LCD_MODE,
-		.mask = PMX_UART0_MODEM_MASK | PMX_SSP_CS_MASK,
-	},
-};
-
-struct pmx_dev spear300_pmx_telecom_tdm = {
-	.name = "telecom_tdm",
-	.modes = pmx_telecom_tdm_modes,
-	.mode_count = ARRAY_SIZE(pmx_telecom_tdm_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_spi_cs_i2c_clk_modes[] = {
-	{
-		.ids = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE |
-			LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE
-			| ATA_PABX_WI2S_MODE | ATA_PABX_I2S_MODE |
-			CAML_LCDW_MODE | CAML_LCD_MODE,
-		.mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,
-	},
-};
-
-struct pmx_dev spear300_pmx_telecom_spi_cs_i2c_clk = {
-	.name = "telecom_spi_cs_i2c_clk",
-	.modes = pmx_telecom_spi_cs_i2c_clk_modes,
-	.mode_count = ARRAY_SIZE(pmx_telecom_spi_cs_i2c_clk_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_camera_modes[] = {
-	{
-		.ids = CAML_LCDW_MODE | CAML_LCD_MODE,
-		.mask = PMX_MII_MASK,
-	}, {
-		.ids = CAMU_LCD_MODE | CAMU_WLCD_MODE,
-		.mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK | PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear300_pmx_telecom_camera = {
-	.name = "telecom_camera",
-	.modes = pmx_telecom_camera_modes,
-	.mode_count = ARRAY_SIZE(pmx_telecom_camera_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_dac_modes[] = {
-	{
-		.ids = ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE
-			| CAMU_WLCD_MODE | CAML_LCD_MODE,
-		.mask = PMX_TIMER_1_2_MASK,
-	},
-};
-
-struct pmx_dev spear300_pmx_telecom_dac = {
-	.name = "telecom_dac",
-	.modes = pmx_telecom_dac_modes,
-	.mode_count = ARRAY_SIZE(pmx_telecom_dac_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_i2s_modes[] = {
-	{
-		.ids = LEND_IP_PHONE_MODE | HEND_IP_PHONE_MODE
-			| LEND_WIFI_PHONE_MODE | HEND_WIFI_PHONE_MODE |
-			ATA_PABX_I2S_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE
-			| CAMU_WLCD_MODE | CAML_LCD_MODE,
-		.mask = PMX_UART0_MODEM_MASK,
-	},
-};
-
-struct pmx_dev spear300_pmx_telecom_i2s = {
-	.name = "telecom_i2s",
-	.modes = pmx_telecom_i2s_modes,
-	.mode_count = ARRAY_SIZE(pmx_telecom_i2s_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_boot_pins_modes[] = {
-	{
-		.ids = NAND_MODE | NOR_MODE,
-		.mask = PMX_UART0_MODEM_MASK | PMX_TIMER_1_2_MASK |
-			PMX_TIMER_3_4_MASK,
-	},
-};
-
-struct pmx_dev spear300_pmx_telecom_boot_pins = {
-	.name = "telecom_boot_pins",
-	.modes = pmx_telecom_boot_pins_modes,
-	.mode_count = ARRAY_SIZE(pmx_telecom_boot_pins_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_sdhci_4bit_modes[] = {
-	{
-		.ids = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE |
-			HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE |
-			HEND_WIFI_PHONE_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE |
-			CAMU_WLCD_MODE | CAML_LCD_MODE | ATA_PABX_WI2S_MODE |
-			ATA_PABX_I2S_MODE,
-		.mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK |
-			PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK |
-			PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK,
-	},
-};
-
-struct pmx_dev spear300_pmx_telecom_sdhci_4bit = {
-	.name = "telecom_sdhci_4bit",
-	.modes = pmx_telecom_sdhci_4bit_modes,
-	.mode_count = ARRAY_SIZE(pmx_telecom_sdhci_4bit_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_telecom_sdhci_8bit_modes[] = {
-	{
-		.ids = PHOTO_FRAME_MODE | LEND_IP_PHONE_MODE |
-			HEND_IP_PHONE_MODE | LEND_WIFI_PHONE_MODE |
-			HEND_WIFI_PHONE_MODE | CAML_LCDW_MODE | CAMU_LCD_MODE |
-			CAMU_WLCD_MODE | CAML_LCD_MODE,
-		.mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK |
-			PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK |
-			PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK | PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear300_pmx_telecom_sdhci_8bit = {
-	.name = "telecom_sdhci_8bit",
-	.modes = pmx_telecom_sdhci_8bit_modes,
-	.mode_count = ARRAY_SIZE(pmx_telecom_sdhci_8bit_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_gpio1_modes[] = {
-	{
-		.ids = PHOTO_FRAME_MODE,
-		.mask = PMX_UART0_MODEM_MASK | PMX_TIMER_1_2_MASK |
-			PMX_TIMER_3_4_MASK,
-	},
-};
-
-struct pmx_dev spear300_pmx_gpio1 = {
-	.name = "arm gpio1",
-	.modes = pmx_gpio1_modes,
-	.mode_count = ARRAY_SIZE(pmx_gpio1_modes),
-	.enb_on_reset = 1,
-};
-
-/* pmx driver structure */
-static struct pmx_driver pmx_driver = {
-	.mode_reg = {.offset = MODE_CONFIG_REG, .mask = 0x0000000f},
-	.mux_reg = {.offset = PAD_MUX_CONFIG_REG, .mask = 0x00007fff},
-};
-
 /* spear3xx shared irq */
 static struct shirq_dev_config shirq_ras1_config[] = {
 	{
@@ -423,45 +74,239 @@ static struct spear_shirq shirq_ras1 = {
 	},
 };
 
-/* Add spear300 specific devices here */
-/* arm gpio1 device registration */
-static struct pl061_platform_data gpio1_plat_data = {
-	.gpio_base	= 8,
-	.irq_base	= SPEAR300_GPIO1_INT_BASE,
+/* DMAC platform data's slave info */
+struct pl08x_channel_data spear300_dma_info[] = {
+	{
+		.bus_id = "uart0_rx",
+		.min_signal = 2,
+		.max_signal = 2,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart0_tx",
+		.min_signal = 3,
+		.max_signal = 3,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ssp0_rx",
+		.min_signal = 8,
+		.max_signal = 8,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ssp0_tx",
+		.min_signal = 9,
+		.max_signal = 9,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "i2c_rx",
+		.min_signal = 10,
+		.max_signal = 10,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "i2c_tx",
+		.min_signal = 11,
+		.max_signal = 11,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "irda",
+		.min_signal = 12,
+		.max_signal = 12,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "adc",
+		.min_signal = 13,
+		.max_signal = 13,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "to_jpeg",
+		.min_signal = 14,
+		.max_signal = 14,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "from_jpeg",
+		.min_signal = 15,
+		.max_signal = 15,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras0_rx",
+		.min_signal = 0,
+		.max_signal = 0,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras0_tx",
+		.min_signal = 1,
+		.max_signal = 1,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras1_rx",
+		.min_signal = 2,
+		.max_signal = 2,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras1_tx",
+		.min_signal = 3,
+		.max_signal = 3,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras2_rx",
+		.min_signal = 4,
+		.max_signal = 4,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras2_tx",
+		.min_signal = 5,
+		.max_signal = 5,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras3_rx",
+		.min_signal = 6,
+		.max_signal = 6,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras3_tx",
+		.min_signal = 7,
+		.max_signal = 7,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras4_rx",
+		.min_signal = 8,
+		.max_signal = 8,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras4_tx",
+		.min_signal = 9,
+		.max_signal = 9,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras5_rx",
+		.min_signal = 10,
+		.max_signal = 10,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras5_tx",
+		.min_signal = 11,
+		.max_signal = 11,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras6_rx",
+		.min_signal = 12,
+		.max_signal = 12,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras6_tx",
+		.min_signal = 13,
+		.max_signal = 13,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras7_rx",
+		.min_signal = 14,
+		.max_signal = 14,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras7_tx",
+		.min_signal = 15,
+		.max_signal = 15,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	},
 };
 
-AMBA_APB_DEVICE(spear300_gpio1, "gpio1", 0, SPEAR300_GPIO_BASE,
-	{SPEAR300_VIRQ_GPIO1}, &gpio1_plat_data);
+/* Add SPEAr300 auxdata to pass platform data */
+static struct of_dev_auxdata spear300_auxdata_lookup[] __initdata = {
+	OF_DEV_AUXDATA("arm,pl022", SPEAR3XX_ICM1_SSP_BASE, NULL,
+			&pl022_plat_data),
+	OF_DEV_AUXDATA("arm,pl080", SPEAR3XX_ICM3_DMA_BASE, NULL,
+			&pl080_plat_data),
+	{}
+};
 
-/* spear300 routines */
-void __init spear300_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
-		u8 pmx_dev_count)
+static void __init spear300_dt_init(void)
 {
-	int ret = 0;
+	int ret;
+
+	pl080_plat_data.slave_channels = spear300_dma_info;
+	pl080_plat_data.num_slave_channels = ARRAY_SIZE(spear300_dma_info);
 
-	/* call spear3xx family common init function */
-	spear3xx_init();
+	of_platform_populate(NULL, of_default_bus_match_table,
+			spear300_auxdata_lookup, NULL);
 
 	/* shared irq registration */
 	shirq_ras1.regs.base = ioremap(SPEAR300_TELECOM_BASE, SZ_4K);
 	if (shirq_ras1.regs.base) {
 		ret = spear_shirq_register(&shirq_ras1);
 		if (ret)
-			printk(KERN_ERR "Error registering Shared IRQ\n");
+			pr_err("Error registering Shared IRQ\n");
 	}
+}
 
-	/* pmx initialization */
-	pmx_driver.mode = pmx_mode;
-	pmx_driver.devs = pmx_devs;
-	pmx_driver.devs_count = pmx_dev_count;
+static const char * const spear300_dt_board_compat[] = {
+	"st,spear300",
+	"st,spear300-evb",
+	NULL,
+};
 
-	pmx_driver.base = ioremap(SPEAR300_SOC_CONFIG_BASE, SZ_4K);
-	if (pmx_driver.base) {
-		ret = pmx_register(&pmx_driver);
-		if (ret)
-			printk(KERN_ERR "padmux: registration failed. err no"
-					": %d\n", ret);
-		/* Free Mapping, device selection already done */
-		iounmap(pmx_driver.base);
-	}
+static void __init spear300_map_io(void)
+{
+	spear3xx_map_io();
+	spear300_clk_init();
 }
+
+DT_MACHINE_START(SPEAR300_DT, "ST SPEAr300 SoC with Flattened Device Tree")
+	.map_io		=	spear300_map_io,
+	.init_irq	=	spear3xx_dt_init_irq,
+	.handle_irq	=	vic_handle_irq,
+	.timer		=	&spear3xx_timer,
+	.init_machine	=	spear300_dt_init,
+	.restart	=	spear_restart,
+	.dt_compat	=	spear300_dt_board_compat,
+MACHINE_END
diff --git a/arch/arm/mach-spear3xx/spear300_evb.c b/arch/arm/mach-spear3xx/spear300_evb.c
deleted file mode 100644
index 3462ab9d6122..000000000000
--- a/arch/arm/mach-spear3xx/spear300_evb.c
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
- * arch/arm/mach-spear3xx/spear300_evb.c
- *
- * SPEAr300 evaluation board source file
- *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#include <asm/hardware/vic.h>
-#include <asm/mach/arch.h>
-#include <asm/mach-types.h>
-#include <mach/generic.h>
-#include <mach/hardware.h>
-
-/* padmux devices to enable */
-static struct pmx_dev *pmx_devs[] = {
-	/* spear3xx specific devices */
-	&spear3xx_pmx_i2c,
-	&spear3xx_pmx_ssp_cs,
-	&spear3xx_pmx_ssp,
-	&spear3xx_pmx_mii,
-	&spear3xx_pmx_uart0,
-
-	/* spear300 specific devices */
-	&spear300_pmx_fsmc_2_chips,
-	&spear300_pmx_clcd,
-	&spear300_pmx_telecom_sdhci_4bit,
-	&spear300_pmx_gpio1,
-};
-
-static struct amba_device *amba_devs[] __initdata = {
-	/* spear3xx specific devices */
-	&spear3xx_gpio_device,
-	&spear3xx_uart_device,
-
-	/* spear300 specific devices */
-	&spear300_gpio1_device,
-};
-
-static struct platform_device *plat_devs[] __initdata = {
-	/* spear3xx specific devices */
-
-	/* spear300 specific devices */
-};
-
-static void __init spear300_evb_init(void)
-{
-	unsigned int i;
-
-	/* call spear300 machine init function */
-	spear300_init(&spear300_photo_frame_mode, pmx_devs,
-			ARRAY_SIZE(pmx_devs));
-
-	/* Add Platform Devices */
-	platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs));
-
-	/* Add Amba Devices */
-	for (i = 0; i < ARRAY_SIZE(amba_devs); i++)
-		amba_device_register(amba_devs[i], &iomem_resource);
-}
-
-MACHINE_START(SPEAR300, "ST-SPEAR300-EVB")
-	.atag_offset	=	0x100,
-	.map_io		=	spear3xx_map_io,
-	.init_irq	=	spear3xx_init_irq,
-	.handle_irq	=	vic_handle_irq,
-	.timer		=	&spear3xx_timer,
-	.init_machine	=	spear300_evb_init,
-	.restart	=	spear_restart,
-MACHINE_END
diff --git a/arch/arm/mach-spear3xx/spear310.c b/arch/arm/mach-spear3xx/spear310.c
index febaa6fcfb6a..aec07c951205 100644
--- a/arch/arm/mach-spear3xx/spear310.c
+++ b/arch/arm/mach-spear3xx/spear310.c
@@ -3,142 +3,25 @@
  *
  * SPEAr310 machine source file
  *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Copyright (C) 2009-2012 ST Microelectronics
+ * Viresh Kumar <viresh.kumar@st.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
  * warranty of any kind, whether express or implied.
  */
 
-#include <linux/ptrace.h>
-#include <asm/irq.h>
+#define pr_fmt(fmt) "SPEAr310: " fmt
+
+#include <linux/amba/pl08x.h>
+#include <linux/amba/serial.h>
+#include <linux/of_platform.h>
+#include <asm/hardware/vic.h>
+#include <asm/mach/arch.h>
 #include <plat/shirq.h>
 #include <mach/generic.h>
 #include <mach/hardware.h>
 
-/* pad multiplexing support */
-/* muxing registers */
-#define PAD_MUX_CONFIG_REG	0x08
-
-/* devices */
-static struct pmx_dev_mode pmx_emi_cs_0_1_4_5_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_TIMER_3_4_MASK,
-	},
-};
-
-struct pmx_dev spear310_pmx_emi_cs_0_1_4_5 = {
-	.name = "emi_cs_0_1_4_5",
-	.modes = pmx_emi_cs_0_1_4_5_modes,
-	.mode_count = ARRAY_SIZE(pmx_emi_cs_0_1_4_5_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_emi_cs_2_3_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_TIMER_1_2_MASK,
-	},
-};
-
-struct pmx_dev spear310_pmx_emi_cs_2_3 = {
-	.name = "emi_cs_2_3",
-	.modes = pmx_emi_cs_2_3_modes,
-	.mode_count = ARRAY_SIZE(pmx_emi_cs_2_3_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart1_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_FIRDA_MASK,
-	},
-};
-
-struct pmx_dev spear310_pmx_uart1 = {
-	.name = "uart1",
-	.modes = pmx_uart1_modes,
-	.mode_count = ARRAY_SIZE(pmx_uart1_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart2_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_TIMER_1_2_MASK,
-	},
-};
-
-struct pmx_dev spear310_pmx_uart2 = {
-	.name = "uart2",
-	.modes = pmx_uart2_modes,
-	.mode_count = ARRAY_SIZE(pmx_uart2_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart3_4_5_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_UART0_MODEM_MASK,
-	},
-};
-
-struct pmx_dev spear310_pmx_uart3_4_5 = {
-	.name = "uart3_4_5",
-	.modes = pmx_uart3_4_5_modes,
-	.mode_count = ARRAY_SIZE(pmx_uart3_4_5_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_fsmc_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_SSP_CS_MASK,
-	},
-};
-
-struct pmx_dev spear310_pmx_fsmc = {
-	.name = "fsmc",
-	.modes = pmx_fsmc_modes,
-	.mode_count = ARRAY_SIZE(pmx_fsmc_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_rs485_0_1_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear310_pmx_rs485_0_1 = {
-	.name = "rs485_0_1",
-	.modes = pmx_rs485_0_1_modes,
-	.mode_count = ARRAY_SIZE(pmx_rs485_0_1_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_tdm0_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear310_pmx_tdm0 = {
-	.name = "tdm0",
-	.modes = pmx_tdm0_modes,
-	.mode_count = ARRAY_SIZE(pmx_tdm0_modes),
-	.enb_on_reset = 1,
-};
-
-/* pmx driver structure */
-static struct pmx_driver pmx_driver = {
-	.mux_reg = {.offset = PAD_MUX_CONFIG_REG, .mask = 0x00007fff},
-};
-
 /* spear3xx shared irq */
 static struct shirq_dev_config shirq_ras1_config[] = {
 	{
@@ -255,17 +138,247 @@ static struct spear_shirq shirq_intrcomm_ras = {
 	},
 };
 
-/* Add spear310 specific devices here */
+/* DMAC platform data's slave info */
+struct pl08x_channel_data spear310_dma_info[] = {
+	{
+		.bus_id = "uart0_rx",
+		.min_signal = 2,
+		.max_signal = 2,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart0_tx",
+		.min_signal = 3,
+		.max_signal = 3,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ssp0_rx",
+		.min_signal = 8,
+		.max_signal = 8,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ssp0_tx",
+		.min_signal = 9,
+		.max_signal = 9,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "i2c_rx",
+		.min_signal = 10,
+		.max_signal = 10,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "i2c_tx",
+		.min_signal = 11,
+		.max_signal = 11,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "irda",
+		.min_signal = 12,
+		.max_signal = 12,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "adc",
+		.min_signal = 13,
+		.max_signal = 13,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "to_jpeg",
+		.min_signal = 14,
+		.max_signal = 14,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "from_jpeg",
+		.min_signal = 15,
+		.max_signal = 15,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart1_rx",
+		.min_signal = 0,
+		.max_signal = 0,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart1_tx",
+		.min_signal = 1,
+		.max_signal = 1,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart2_rx",
+		.min_signal = 2,
+		.max_signal = 2,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart2_tx",
+		.min_signal = 3,
+		.max_signal = 3,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart3_rx",
+		.min_signal = 4,
+		.max_signal = 4,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart3_tx",
+		.min_signal = 5,
+		.max_signal = 5,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart4_rx",
+		.min_signal = 6,
+		.max_signal = 6,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart4_tx",
+		.min_signal = 7,
+		.max_signal = 7,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart5_rx",
+		.min_signal = 8,
+		.max_signal = 8,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart5_tx",
+		.min_signal = 9,
+		.max_signal = 9,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras5_rx",
+		.min_signal = 10,
+		.max_signal = 10,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras5_tx",
+		.min_signal = 11,
+		.max_signal = 11,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras6_rx",
+		.min_signal = 12,
+		.max_signal = 12,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras6_tx",
+		.min_signal = 13,
+		.max_signal = 13,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras7_rx",
+		.min_signal = 14,
+		.max_signal = 14,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras7_tx",
+		.min_signal = 15,
+		.max_signal = 15,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	},
+};
 
-/* spear310 routines */
-void __init spear310_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
-		u8 pmx_dev_count)
+/* uart devices plat data */
+static struct amba_pl011_data spear310_uart_data[] = {
+	{
+		.dma_filter = pl08x_filter_id,
+		.dma_tx_param = "uart1_tx",
+		.dma_rx_param = "uart1_rx",
+	}, {
+		.dma_filter = pl08x_filter_id,
+		.dma_tx_param = "uart2_tx",
+		.dma_rx_param = "uart2_rx",
+	}, {
+		.dma_filter = pl08x_filter_id,
+		.dma_tx_param = "uart3_tx",
+		.dma_rx_param = "uart3_rx",
+	}, {
+		.dma_filter = pl08x_filter_id,
+		.dma_tx_param = "uart4_tx",
+		.dma_rx_param = "uart4_rx",
+	}, {
+		.dma_filter = pl08x_filter_id,
+		.dma_tx_param = "uart5_tx",
+		.dma_rx_param = "uart5_rx",
+	},
+};
+
+/* Add SPEAr310 auxdata to pass platform data */
+static struct of_dev_auxdata spear310_auxdata_lookup[] __initdata = {
+	OF_DEV_AUXDATA("arm,pl022", SPEAR3XX_ICM1_SSP_BASE, NULL,
+			&pl022_plat_data),
+	OF_DEV_AUXDATA("arm,pl080", SPEAR3XX_ICM3_DMA_BASE, NULL,
+			&pl080_plat_data),
+	OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART1_BASE, NULL,
+			&spear310_uart_data[0]),
+	OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART2_BASE, NULL,
+			&spear310_uart_data[1]),
+	OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART3_BASE, NULL,
+			&spear310_uart_data[2]),
+	OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART4_BASE, NULL,
+			&spear310_uart_data[3]),
+	OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART5_BASE, NULL,
+			&spear310_uart_data[4]),
+	{}
+};
+
+static void __init spear310_dt_init(void)
 {
 	void __iomem *base;
-	int ret = 0;
+	int ret;
 
-	/* call spear3xx family common init function */
-	spear3xx_init();
+	pl080_plat_data.slave_channels = spear310_dma_info;
+	pl080_plat_data.num_slave_channels = ARRAY_SIZE(spear310_dma_info);
+
+	of_platform_populate(NULL, of_default_bus_match_table,
+			spear310_auxdata_lookup, NULL);
 
 	/* shared irq registration */
 	base = ioremap(SPEAR310_SOC_CONFIG_BASE, SZ_4K);
@@ -274,35 +387,46 @@ void __init spear310_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
 		shirq_ras1.regs.base = base;
 		ret = spear_shirq_register(&shirq_ras1);
 		if (ret)
-			printk(KERN_ERR "Error registering Shared IRQ 1\n");
+			pr_err("Error registering Shared IRQ 1\n");
 
 		/* shirq 2 */
 		shirq_ras2.regs.base = base;
 		ret = spear_shirq_register(&shirq_ras2);
 		if (ret)
-			printk(KERN_ERR "Error registering Shared IRQ 2\n");
+			pr_err("Error registering Shared IRQ 2\n");
 
 		/* shirq 3 */
 		shirq_ras3.regs.base = base;
 		ret = spear_shirq_register(&shirq_ras3);
 		if (ret)
-			printk(KERN_ERR "Error registering Shared IRQ 3\n");
+			pr_err("Error registering Shared IRQ 3\n");
 
 		/* shirq 4 */
 		shirq_intrcomm_ras.regs.base = base;
 		ret = spear_shirq_register(&shirq_intrcomm_ras);
 		if (ret)
-			printk(KERN_ERR "Error registering Shared IRQ 4\n");
+			pr_err("Error registering Shared IRQ 4\n");
 	}
+}
 
-	/* pmx initialization */
-	pmx_driver.base = base;
-	pmx_driver.mode = pmx_mode;
-	pmx_driver.devs = pmx_devs;
-	pmx_driver.devs_count = pmx_dev_count;
+static const char * const spear310_dt_board_compat[] = {
+	"st,spear310",
+	"st,spear310-evb",
+	NULL,
+};
 
-	ret = pmx_register(&pmx_driver);
-	if (ret)
-		printk(KERN_ERR "padmux: registration failed. err no: %d\n",
-				ret);
+static void __init spear310_map_io(void)
+{
+	spear3xx_map_io();
+	spear310_clk_init();
 }
+
+DT_MACHINE_START(SPEAR310_DT, "ST SPEAr310 SoC with Flattened Device Tree")
+	.map_io		=	spear310_map_io,
+	.init_irq	=	spear3xx_dt_init_irq,
+	.handle_irq	=	vic_handle_irq,
+	.timer		=	&spear3xx_timer,
+	.init_machine	=	spear310_dt_init,
+	.restart	=	spear_restart,
+	.dt_compat	=	spear310_dt_board_compat,
+MACHINE_END
diff --git a/arch/arm/mach-spear3xx/spear310_evb.c b/arch/arm/mach-spear3xx/spear310_evb.c
deleted file mode 100644
index f92c4993f65a..000000000000
--- a/arch/arm/mach-spear3xx/spear310_evb.c
+++ /dev/null
@@ -1,81 +0,0 @@
-/*
- * arch/arm/mach-spear3xx/spear310_evb.c
- *
- * SPEAr310 evaluation board source file
- *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#include <asm/hardware/vic.h>
-#include <asm/mach/arch.h>
-#include <asm/mach-types.h>
-#include <mach/generic.h>
-#include <mach/hardware.h>
-
-/* padmux devices to enable */
-static struct pmx_dev *pmx_devs[] = {
-	/* spear3xx specific devices */
-	&spear3xx_pmx_i2c,
-	&spear3xx_pmx_ssp,
-	&spear3xx_pmx_gpio_pin0,
-	&spear3xx_pmx_gpio_pin1,
-	&spear3xx_pmx_gpio_pin2,
-	&spear3xx_pmx_gpio_pin3,
-	&spear3xx_pmx_gpio_pin4,
-	&spear3xx_pmx_gpio_pin5,
-	&spear3xx_pmx_uart0,
-
-	/* spear310 specific devices */
-	&spear310_pmx_emi_cs_0_1_4_5,
-	&spear310_pmx_emi_cs_2_3,
-	&spear310_pmx_uart1,
-	&spear310_pmx_uart2,
-	&spear310_pmx_uart3_4_5,
-	&spear310_pmx_fsmc,
-	&spear310_pmx_rs485_0_1,
-	&spear310_pmx_tdm0,
-};
-
-static struct amba_device *amba_devs[] __initdata = {
-	/* spear3xx specific devices */
-	&spear3xx_gpio_device,
-	&spear3xx_uart_device,
-
-	/* spear310 specific devices */
-};
-
-static struct platform_device *plat_devs[] __initdata = {
-	/* spear3xx specific devices */
-
-	/* spear310 specific devices */
-};
-
-static void __init spear310_evb_init(void)
-{
-	unsigned int i;
-
-	/* call spear310 machine init function */
-	spear310_init(NULL, pmx_devs, ARRAY_SIZE(pmx_devs));
-
-	/* Add Platform Devices */
-	platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs));
-
-	/* Add Amba Devices */
-	for (i = 0; i < ARRAY_SIZE(amba_devs); i++)
-		amba_device_register(amba_devs[i], &iomem_resource);
-}
-
-MACHINE_START(SPEAR310, "ST-SPEAR310-EVB")
-	.atag_offset	=	0x100,
-	.map_io		=	spear3xx_map_io,
-	.init_irq	=	spear3xx_init_irq,
-	.handle_irq	=	vic_handle_irq,
-	.timer		=	&spear3xx_timer,
-	.init_machine	=	spear310_evb_init,
-	.restart	=	spear_restart,
-MACHINE_END
diff --git a/arch/arm/mach-spear3xx/spear320.c b/arch/arm/mach-spear3xx/spear320.c
index bfdad554319c..fb28c189688e 100644
--- a/arch/arm/mach-spear3xx/spear320.c
+++ b/arch/arm/mach-spear3xx/spear320.c
@@ -3,388 +3,27 @@
  *
  * SPEAr320 machine source file
  *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Copyright (C) 2009-2012 ST Microelectronics
+ * Viresh Kumar <viresh.kumar@st.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
  * warranty of any kind, whether express or implied.
  */
 
-#include <linux/ptrace.h>
-#include <asm/irq.h>
+#define pr_fmt(fmt) "SPEAr320: " fmt
+
+#include <linux/amba/pl022.h>
+#include <linux/amba/pl08x.h>
+#include <linux/amba/serial.h>
+#include <linux/of_platform.h>
+#include <asm/hardware/vic.h>
+#include <asm/mach/arch.h>
 #include <plat/shirq.h>
 #include <mach/generic.h>
 #include <mach/hardware.h>
 #include <mach/spear.h>
 
-/* pad multiplexing support */
-/* muxing registers */
-#define PAD_MUX_CONFIG_REG	0x0C
-#define MODE_CONFIG_REG		0x10
-
-/* modes */
-#define AUTO_NET_SMII_MODE	(1 << 0)
-#define AUTO_NET_MII_MODE	(1 << 1)
-#define AUTO_EXP_MODE		(1 << 2)
-#define SMALL_PRINTERS_MODE	(1 << 3)
-#define ALL_MODES		0xF
-
-struct pmx_mode spear320_auto_net_smii_mode = {
-	.id = AUTO_NET_SMII_MODE,
-	.name = "Automation Networking SMII Mode",
-	.mask = 0x00,
-};
-
-struct pmx_mode spear320_auto_net_mii_mode = {
-	.id = AUTO_NET_MII_MODE,
-	.name = "Automation Networking MII Mode",
-	.mask = 0x01,
-};
-
-struct pmx_mode spear320_auto_exp_mode = {
-	.id = AUTO_EXP_MODE,
-	.name = "Automation Expanded Mode",
-	.mask = 0x02,
-};
-
-struct pmx_mode spear320_small_printers_mode = {
-	.id = SMALL_PRINTERS_MODE,
-	.name = "Small Printers Mode",
-	.mask = 0x03,
-};
-
-/* devices */
-static struct pmx_dev_mode pmx_clcd_modes[] = {
-	{
-		.ids = AUTO_NET_SMII_MODE,
-		.mask = 0x0,
-	},
-};
-
-struct pmx_dev spear320_pmx_clcd = {
-	.name = "clcd",
-	.modes = pmx_clcd_modes,
-	.mode_count = ARRAY_SIZE(pmx_clcd_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_emi_modes[] = {
-	{
-		.ids = AUTO_EXP_MODE,
-		.mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_emi = {
-	.name = "emi",
-	.modes = pmx_emi_modes,
-	.mode_count = ARRAY_SIZE(pmx_emi_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_fsmc_modes[] = {
-	{
-		.ids = ALL_MODES,
-		.mask = 0x0,
-	},
-};
-
-struct pmx_dev spear320_pmx_fsmc = {
-	.name = "fsmc",
-	.modes = pmx_fsmc_modes,
-	.mode_count = ARRAY_SIZE(pmx_fsmc_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_spp_modes[] = {
-	{
-		.ids = SMALL_PRINTERS_MODE,
-		.mask = 0x0,
-	},
-};
-
-struct pmx_dev spear320_pmx_spp = {
-	.name = "spp",
-	.modes = pmx_spp_modes,
-	.mode_count = ARRAY_SIZE(pmx_spp_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_sdhci_modes[] = {
-	{
-		.ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE |
-			SMALL_PRINTERS_MODE,
-		.mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_sdhci = {
-	.name = "sdhci",
-	.modes = pmx_sdhci_modes,
-	.mode_count = ARRAY_SIZE(pmx_sdhci_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_i2s_modes[] = {
-	{
-		.ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
-		.mask = PMX_UART0_MODEM_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_i2s = {
-	.name = "i2s",
-	.modes = pmx_i2s_modes,
-	.mode_count = ARRAY_SIZE(pmx_i2s_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart1_modes[] = {
-	{
-		.ids = ALL_MODES,
-		.mask = PMX_GPIO_PIN0_MASK | PMX_GPIO_PIN1_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_uart1 = {
-	.name = "uart1",
-	.modes = pmx_uart1_modes,
-	.mode_count = ARRAY_SIZE(pmx_uart1_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart1_modem_modes[] = {
-	{
-		.ids = AUTO_EXP_MODE,
-		.mask = PMX_TIMER_1_2_MASK | PMX_TIMER_3_4_MASK |
-			PMX_SSP_CS_MASK,
-	}, {
-		.ids = SMALL_PRINTERS_MODE,
-		.mask = PMX_GPIO_PIN3_MASK | PMX_GPIO_PIN4_MASK |
-			PMX_GPIO_PIN5_MASK | PMX_SSP_CS_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_uart1_modem = {
-	.name = "uart1_modem",
-	.modes = pmx_uart1_modem_modes,
-	.mode_count = ARRAY_SIZE(pmx_uart1_modem_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_uart2_modes[] = {
-	{
-		.ids = ALL_MODES,
-		.mask = PMX_FIRDA_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_uart2 = {
-	.name = "uart2",
-	.modes = pmx_uart2_modes,
-	.mode_count = ARRAY_SIZE(pmx_uart2_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_touchscreen_modes[] = {
-	{
-		.ids = AUTO_NET_SMII_MODE,
-		.mask = PMX_SSP_CS_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_touchscreen = {
-	.name = "touchscreen",
-	.modes = pmx_touchscreen_modes,
-	.mode_count = ARRAY_SIZE(pmx_touchscreen_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_can_modes[] = {
-	{
-		.ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE | AUTO_EXP_MODE,
-		.mask = PMX_GPIO_PIN2_MASK | PMX_GPIO_PIN3_MASK |
-			PMX_GPIO_PIN4_MASK | PMX_GPIO_PIN5_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_can = {
-	.name = "can",
-	.modes = pmx_can_modes,
-	.mode_count = ARRAY_SIZE(pmx_can_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_sdhci_led_modes[] = {
-	{
-		.ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
-		.mask = PMX_SSP_CS_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_sdhci_led = {
-	.name = "sdhci_led",
-	.modes = pmx_sdhci_led_modes,
-	.mode_count = ARRAY_SIZE(pmx_sdhci_led_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_pwm0_modes[] = {
-	{
-		.ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
-		.mask = PMX_UART0_MODEM_MASK,
-	}, {
-		.ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
-		.mask = PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_pwm0 = {
-	.name = "pwm0",
-	.modes = pmx_pwm0_modes,
-	.mode_count = ARRAY_SIZE(pmx_pwm0_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_pwm1_modes[] = {
-	{
-		.ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
-		.mask = PMX_UART0_MODEM_MASK,
-	}, {
-		.ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
-		.mask = PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_pwm1 = {
-	.name = "pwm1",
-	.modes = pmx_pwm1_modes,
-	.mode_count = ARRAY_SIZE(pmx_pwm1_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_pwm2_modes[] = {
-	{
-		.ids = AUTO_NET_SMII_MODE | AUTO_NET_MII_MODE,
-		.mask = PMX_SSP_CS_MASK,
-	}, {
-		.ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
-		.mask = PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_pwm2 = {
-	.name = "pwm2",
-	.modes = pmx_pwm2_modes,
-	.mode_count = ARRAY_SIZE(pmx_pwm2_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_pwm3_modes[] = {
-	{
-		.ids = AUTO_EXP_MODE | SMALL_PRINTERS_MODE | AUTO_NET_SMII_MODE,
-		.mask = PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_pwm3 = {
-	.name = "pwm3",
-	.modes = pmx_pwm3_modes,
-	.mode_count = ARRAY_SIZE(pmx_pwm3_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_ssp1_modes[] = {
-	{
-		.ids = SMALL_PRINTERS_MODE | AUTO_NET_SMII_MODE,
-		.mask = PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_ssp1 = {
-	.name = "ssp1",
-	.modes = pmx_ssp1_modes,
-	.mode_count = ARRAY_SIZE(pmx_ssp1_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_ssp2_modes[] = {
-	{
-		.ids = AUTO_NET_SMII_MODE,
-		.mask = PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_ssp2 = {
-	.name = "ssp2",
-	.modes = pmx_ssp2_modes,
-	.mode_count = ARRAY_SIZE(pmx_ssp2_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_mii1_modes[] = {
-	{
-		.ids = AUTO_NET_MII_MODE,
-		.mask = 0x0,
-	},
-};
-
-struct pmx_dev spear320_pmx_mii1 = {
-	.name = "mii1",
-	.modes = pmx_mii1_modes,
-	.mode_count = ARRAY_SIZE(pmx_mii1_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_smii0_modes[] = {
-	{
-		.ids = AUTO_NET_SMII_MODE | AUTO_EXP_MODE | SMALL_PRINTERS_MODE,
-		.mask = PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_smii0 = {
-	.name = "smii0",
-	.modes = pmx_smii0_modes,
-	.mode_count = ARRAY_SIZE(pmx_smii0_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_smii1_modes[] = {
-	{
-		.ids = AUTO_NET_SMII_MODE | SMALL_PRINTERS_MODE,
-		.mask = PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear320_pmx_smii1 = {
-	.name = "smii1",
-	.modes = pmx_smii1_modes,
-	.mode_count = ARRAY_SIZE(pmx_smii1_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_i2c1_modes[] = {
-	{
-		.ids = AUTO_EXP_MODE,
-		.mask = 0x0,
-	},
-};
-
-struct pmx_dev spear320_pmx_i2c1 = {
-	.name = "i2c1",
-	.modes = pmx_i2c1_modes,
-	.mode_count = ARRAY_SIZE(pmx_i2c1_modes),
-	.enb_on_reset = 1,
-};
-
-/* pmx driver structure */
-static struct pmx_driver pmx_driver = {
-	.mode_reg = {.offset = MODE_CONFIG_REG, .mask = 0x00000007},
-	.mux_reg = {.offset = PAD_MUX_CONFIG_REG, .mask = 0x00007fff},
-};
-
 /* spear3xx shared irq */
 static struct shirq_dev_config shirq_ras1_config[] = {
 	{
@@ -509,17 +148,250 @@ static struct spear_shirq shirq_intrcomm_ras = {
 	},
 };
 
-/* Add spear320 specific devices here */
+/* DMAC platform data's slave info */
+struct pl08x_channel_data spear320_dma_info[] = {
+	{
+		.bus_id = "uart0_rx",
+		.min_signal = 2,
+		.max_signal = 2,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart0_tx",
+		.min_signal = 3,
+		.max_signal = 3,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ssp0_rx",
+		.min_signal = 8,
+		.max_signal = 8,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ssp0_tx",
+		.min_signal = 9,
+		.max_signal = 9,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "i2c0_rx",
+		.min_signal = 10,
+		.max_signal = 10,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "i2c0_tx",
+		.min_signal = 11,
+		.max_signal = 11,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "irda",
+		.min_signal = 12,
+		.max_signal = 12,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "adc",
+		.min_signal = 13,
+		.max_signal = 13,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "to_jpeg",
+		.min_signal = 14,
+		.max_signal = 14,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "from_jpeg",
+		.min_signal = 15,
+		.max_signal = 15,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ssp1_rx",
+		.min_signal = 0,
+		.max_signal = 0,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ssp1_tx",
+		.min_signal = 1,
+		.max_signal = 1,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ssp2_rx",
+		.min_signal = 2,
+		.max_signal = 2,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ssp2_tx",
+		.min_signal = 3,
+		.max_signal = 3,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "uart1_rx",
+		.min_signal = 4,
+		.max_signal = 4,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "uart1_tx",
+		.min_signal = 5,
+		.max_signal = 5,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "uart2_rx",
+		.min_signal = 6,
+		.max_signal = 6,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "uart2_tx",
+		.min_signal = 7,
+		.max_signal = 7,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "i2c1_rx",
+		.min_signal = 8,
+		.max_signal = 8,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "i2c1_tx",
+		.min_signal = 9,
+		.max_signal = 9,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "i2c2_rx",
+		.min_signal = 10,
+		.max_signal = 10,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "i2c2_tx",
+		.min_signal = 11,
+		.max_signal = 11,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "i2s_rx",
+		.min_signal = 12,
+		.max_signal = 12,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "i2s_tx",
+		.min_signal = 13,
+		.max_signal = 13,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "rs485_rx",
+		.min_signal = 14,
+		.max_signal = 14,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "rs485_tx",
+		.min_signal = 15,
+		.max_signal = 15,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	},
+};
+
+static struct pl022_ssp_controller spear320_ssp_data[] = {
+	{
+		.bus_id = 1,
+		.enable_dma = 1,
+		.dma_filter = pl08x_filter_id,
+		.dma_tx_param = "ssp1_tx",
+		.dma_rx_param = "ssp1_rx",
+		.num_chipselect = 2,
+	}, {
+		.bus_id = 2,
+		.enable_dma = 1,
+		.dma_filter = pl08x_filter_id,
+		.dma_tx_param = "ssp2_tx",
+		.dma_rx_param = "ssp2_rx",
+		.num_chipselect = 2,
+	}
+};
+
+static struct amba_pl011_data spear320_uart_data[] = {
+	{
+		.dma_filter = pl08x_filter_id,
+		.dma_tx_param = "uart1_tx",
+		.dma_rx_param = "uart1_rx",
+	}, {
+		.dma_filter = pl08x_filter_id,
+		.dma_tx_param = "uart2_tx",
+		.dma_rx_param = "uart2_rx",
+	},
+};
 
-/* spear320 routines */
-void __init spear320_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
-		u8 pmx_dev_count)
+/* Add SPEAr310 auxdata to pass platform data */
+static struct of_dev_auxdata spear320_auxdata_lookup[] __initdata = {
+	OF_DEV_AUXDATA("arm,pl022", SPEAR3XX_ICM1_SSP_BASE, NULL,
+			&pl022_plat_data),
+	OF_DEV_AUXDATA("arm,pl080", SPEAR3XX_ICM3_DMA_BASE, NULL,
+			&pl080_plat_data),
+	OF_DEV_AUXDATA("arm,pl022", SPEAR320_SSP0_BASE, NULL,
+			&spear320_ssp_data[0]),
+	OF_DEV_AUXDATA("arm,pl022", SPEAR320_SSP1_BASE, NULL,
+			&spear320_ssp_data[1]),
+	OF_DEV_AUXDATA("arm,pl011", SPEAR320_UART1_BASE, NULL,
+			&spear320_uart_data[0]),
+	OF_DEV_AUXDATA("arm,pl011", SPEAR320_UART2_BASE, NULL,
+			&spear320_uart_data[1]),
+	{}
+};
+
+static void __init spear320_dt_init(void)
 {
 	void __iomem *base;
-	int ret = 0;
+	int ret;
+
+	pl080_plat_data.slave_channels = spear320_dma_info;
+	pl080_plat_data.num_slave_channels = ARRAY_SIZE(spear320_dma_info);
 
-	/* call spear3xx family common init function */
-	spear3xx_init();
+	of_platform_populate(NULL, of_default_bus_match_table,
+			spear320_auxdata_lookup, NULL);
 
 	/* shared irq registration */
 	base = ioremap(SPEAR320_SOC_CONFIG_BASE, SZ_4K);
@@ -528,29 +400,40 @@ void __init spear320_init(struct pmx_mode *pmx_mode, struct pmx_dev **pmx_devs,
 		shirq_ras1.regs.base = base;
 		ret = spear_shirq_register(&shirq_ras1);
 		if (ret)
-			printk(KERN_ERR "Error registering Shared IRQ 1\n");
+			pr_err("Error registering Shared IRQ 1\n");
 
 		/* shirq 3 */
 		shirq_ras3.regs.base = base;
 		ret = spear_shirq_register(&shirq_ras3);
 		if (ret)
-			printk(KERN_ERR "Error registering Shared IRQ 3\n");
+			pr_err("Error registering Shared IRQ 3\n");
 
 		/* shirq 4 */
 		shirq_intrcomm_ras.regs.base = base;
 		ret = spear_shirq_register(&shirq_intrcomm_ras);
 		if (ret)
-			printk(KERN_ERR "Error registering Shared IRQ 4\n");
+			pr_err("Error registering Shared IRQ 4\n");
 	}
+}
 
-	/* pmx initialization */
-	pmx_driver.base = base;
-	pmx_driver.mode = pmx_mode;
-	pmx_driver.devs = pmx_devs;
-	pmx_driver.devs_count = pmx_dev_count;
+static const char * const spear320_dt_board_compat[] = {
+	"st,spear320",
+	"st,spear320-evb",
+	NULL,
+};
 
-	ret = pmx_register(&pmx_driver);
-	if (ret)
-		printk(KERN_ERR "padmux: registration failed. err no: %d\n",
-				ret);
+static void __init spear320_map_io(void)
+{
+	spear3xx_map_io();
+	spear320_clk_init();
 }
+
+DT_MACHINE_START(SPEAR320_DT, "ST SPEAr320 SoC with Flattened Device Tree")
+	.map_io		=	spear320_map_io,
+	.init_irq	=	spear3xx_dt_init_irq,
+	.handle_irq	=	vic_handle_irq,
+	.timer		=	&spear3xx_timer,
+	.init_machine	=	spear320_dt_init,
+	.restart	=	spear_restart,
+	.dt_compat	=	spear320_dt_board_compat,
+MACHINE_END
diff --git a/arch/arm/mach-spear3xx/spear320_evb.c b/arch/arm/mach-spear3xx/spear320_evb.c
deleted file mode 100644
index 105334ab7021..000000000000
--- a/arch/arm/mach-spear3xx/spear320_evb.c
+++ /dev/null
@@ -1,79 +0,0 @@
-/*
- * arch/arm/mach-spear3xx/spear320_evb.c
- *
- * SPEAr320 evaluation board source file
- *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#include <asm/hardware/vic.h>
-#include <asm/mach/arch.h>
-#include <asm/mach-types.h>
-#include <mach/generic.h>
-#include <mach/hardware.h>
-
-/* padmux devices to enable */
-static struct pmx_dev *pmx_devs[] = {
-	/* spear3xx specific devices */
-	&spear3xx_pmx_i2c,
-	&spear3xx_pmx_ssp,
-	&spear3xx_pmx_mii,
-	&spear3xx_pmx_uart0,
-
-	/* spear320 specific devices */
-	&spear320_pmx_fsmc,
-	&spear320_pmx_sdhci,
-	&spear320_pmx_i2s,
-	&spear320_pmx_uart1,
-	&spear320_pmx_uart2,
-	&spear320_pmx_can,
-	&spear320_pmx_pwm0,
-	&spear320_pmx_pwm1,
-	&spear320_pmx_pwm2,
-	&spear320_pmx_mii1,
-};
-
-static struct amba_device *amba_devs[] __initdata = {
-	/* spear3xx specific devices */
-	&spear3xx_gpio_device,
-	&spear3xx_uart_device,
-
-	/* spear320 specific devices */
-};
-
-static struct platform_device *plat_devs[] __initdata = {
-	/* spear3xx specific devices */
-
-	/* spear320 specific devices */
-};
-
-static void __init spear320_evb_init(void)
-{
-	unsigned int i;
-
-	/* call spear320 machine init function */
-	spear320_init(&spear320_auto_net_mii_mode, pmx_devs,
-			ARRAY_SIZE(pmx_devs));
-
-	/* Add Platform Devices */
-	platform_add_devices(plat_devs, ARRAY_SIZE(plat_devs));
-
-	/* Add Amba Devices */
-	for (i = 0; i < ARRAY_SIZE(amba_devs); i++)
-		amba_device_register(amba_devs[i], &iomem_resource);
-}
-
-MACHINE_START(SPEAR320, "ST-SPEAR320-EVB")
-	.atag_offset	=	0x100,
-	.map_io		=	spear3xx_map_io,
-	.init_irq	=	spear3xx_init_irq,
-	.handle_irq	=	vic_handle_irq,
-	.timer		=	&spear3xx_timer,
-	.init_machine	=	spear320_evb_init,
-	.restart	=	spear_restart,
-MACHINE_END
diff --git a/arch/arm/mach-spear3xx/spear3xx.c b/arch/arm/mach-spear3xx/spear3xx.c
index 2625ab9a6c8b..71927c717807 100644
--- a/arch/arm/mach-spear3xx/spear3xx.c
+++ b/arch/arm/mach-spear3xx/spear3xx.c
@@ -3,71 +3,78 @@
  *
  * SPEAr3XX machines common source file
  *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
+ * Copyright (C) 2009-2012 ST Microelectronics
+ * Viresh Kumar <viresh.kumar@st.com>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
  * warranty of any kind, whether express or implied.
  */
 
-#include <linux/types.h>
-#include <linux/amba/pl061.h>
-#include <linux/ptrace.h>
+#define pr_fmt(fmt) "SPEAr3xx: " fmt
+
+#include <linux/amba/pl022.h>
+#include <linux/amba/pl08x.h>
+#include <linux/of_irq.h>
 #include <linux/io.h>
+#include <asm/hardware/pl080.h>
 #include <asm/hardware/vic.h>
-#include <asm/irq.h>
-#include <asm/mach/arch.h>
+#include <plat/pl080.h>
 #include <mach/generic.h>
 #include <mach/hardware.h>
 
-/* Add spear3xx machines common devices here */
-/* gpio device registration */
-static struct pl061_platform_data gpio_plat_data = {
-	.gpio_base	= 0,
-	.irq_base	= SPEAR3XX_GPIO_INT_BASE,
+/* ssp device registration */
+struct pl022_ssp_controller pl022_plat_data = {
+	.bus_id = 0,
+	.enable_dma = 1,
+	.dma_filter = pl08x_filter_id,
+	.dma_tx_param = "ssp0_tx",
+	.dma_rx_param = "ssp0_rx",
+	/*
+	 * This is number of spi devices that can be connected to spi. There are
+	 * two type of chipselects on which slave devices can work. One is chip
+	 * select provided by spi masters other is controlled through external
+	 * gpio's. We can't use chipselect provided from spi master (because as
+	 * soon as FIFO becomes empty, CS is disabled and transfer ends). So
+	 * this number now depends on number of gpios available for spi. each
+	 * slave on each master requires a separate gpio pin.
+	 */
+	.num_chipselect = 2,
+};
+
+/* dmac device registration */
+struct pl08x_platform_data pl080_plat_data = {
+	.memcpy_channel = {
+		.bus_id = "memcpy",
+		.cctl = (PL080_BSIZE_16 << PL080_CONTROL_SB_SIZE_SHIFT | \
+			PL080_BSIZE_16 << PL080_CONTROL_DB_SIZE_SHIFT | \
+			PL080_WIDTH_32BIT << PL080_CONTROL_SWIDTH_SHIFT | \
+			PL080_WIDTH_32BIT << PL080_CONTROL_DWIDTH_SHIFT | \
+			PL080_CONTROL_PROT_BUFF | PL080_CONTROL_PROT_CACHE | \
+			PL080_CONTROL_PROT_SYS),
+	},
+	.lli_buses = PL08X_AHB1,
+	.mem_buses = PL08X_AHB1,
+	.get_signal = pl080_get_signal,
+	.put_signal = pl080_put_signal,
 };
 
-AMBA_APB_DEVICE(spear3xx_gpio, "gpio", 0, SPEAR3XX_ICM3_GPIO_BASE,
-	{SPEAR3XX_IRQ_BASIC_GPIO}, &gpio_plat_data);
-
-/* uart device registration */
-AMBA_APB_DEVICE(spear3xx_uart, "uart", 0, SPEAR3XX_ICM1_UART_BASE,
-	{SPEAR3XX_IRQ_UART}, NULL);
-
-/* Do spear3xx familiy common initialization part here */
-void __init spear3xx_init(void)
-{
-	/* nothing to do for now */
-}
-
-/* This will initialize vic */
-void __init spear3xx_init_irq(void)
-{
-	vic_init((void __iomem *)VA_SPEAR3XX_ML1_VIC_BASE, 0, ~0, 0);
-}
-
-/* Following will create static virtual/physical mappings */
+/*
+ * Following will create 16MB static virtual/physical mappings
+ * PHYSICAL		VIRTUAL
+ * 0xD0000000		0xFD000000
+ * 0xFC000000		0xFC000000
+ */
 struct map_desc spear3xx_io_desc[] __initdata = {
 	{
-		.virtual	= VA_SPEAR3XX_ICM1_UART_BASE,
-		.pfn		= __phys_to_pfn(SPEAR3XX_ICM1_UART_BASE),
-		.length		= SZ_4K,
-		.type		= MT_DEVICE
-	}, {
-		.virtual	= VA_SPEAR3XX_ML1_VIC_BASE,
-		.pfn		= __phys_to_pfn(SPEAR3XX_ML1_VIC_BASE),
-		.length		= SZ_4K,
+		.virtual	= VA_SPEAR3XX_ICM1_2_BASE,
+		.pfn		= __phys_to_pfn(SPEAR3XX_ICM1_2_BASE),
+		.length		= SZ_16M,
 		.type		= MT_DEVICE
 	}, {
-		.virtual	= VA_SPEAR3XX_ICM3_SYS_CTRL_BASE,
-		.pfn		= __phys_to_pfn(SPEAR3XX_ICM3_SYS_CTRL_BASE),
-		.length		= SZ_4K,
-		.type		= MT_DEVICE
-	}, {
-		.virtual	= VA_SPEAR3XX_ICM3_MISC_REG_BASE,
-		.pfn		= __phys_to_pfn(SPEAR3XX_ICM3_MISC_REG_BASE),
-		.length		= SZ_4K,
+		.virtual	= VA_SPEAR3XX_ICM3_SMI_CTRL_BASE,
+		.pfn		= __phys_to_pfn(SPEAR3XX_ICM3_SMI_CTRL_BASE),
+		.length		= SZ_16M,
 		.type		= MT_DEVICE
 	},
 };
@@ -76,436 +83,8 @@ struct map_desc spear3xx_io_desc[] __initdata = {
 void __init spear3xx_map_io(void)
 {
 	iotable_init(spear3xx_io_desc, ARRAY_SIZE(spear3xx_io_desc));
-
-	/* This will initialize clock framework */
-	spear3xx_clk_init();
 }
 
-/* pad multiplexing support */
-/* devices */
-static struct pmx_dev_mode pmx_firda_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_FIRDA_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_firda = {
-	.name = "firda",
-	.modes = pmx_firda_modes,
-	.mode_count = ARRAY_SIZE(pmx_firda_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_i2c_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_I2C_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_i2c = {
-	.name = "i2c",
-	.modes = pmx_i2c_modes,
-	.mode_count = ARRAY_SIZE(pmx_i2c_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_ssp_cs_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_SSP_CS_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_ssp_cs = {
-	.name = "ssp_chip_selects",
-	.modes = pmx_ssp_cs_modes,
-	.mode_count = ARRAY_SIZE(pmx_ssp_cs_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_ssp_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_SSP_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_ssp = {
-	.name = "ssp",
-	.modes = pmx_ssp_modes,
-	.mode_count = ARRAY_SIZE(pmx_ssp_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_mii_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_mii = {
-	.name = "mii",
-	.modes = pmx_mii_modes,
-	.mode_count = ARRAY_SIZE(pmx_mii_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_gpio_pin0_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_GPIO_PIN0_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_gpio_pin0 = {
-	.name = "gpio_pin0",
-	.modes = pmx_gpio_pin0_modes,
-	.mode_count = ARRAY_SIZE(pmx_gpio_pin0_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_gpio_pin1_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_GPIO_PIN1_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_gpio_pin1 = {
-	.name = "gpio_pin1",
-	.modes = pmx_gpio_pin1_modes,
-	.mode_count = ARRAY_SIZE(pmx_gpio_pin1_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_gpio_pin2_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_GPIO_PIN2_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_gpio_pin2 = {
-	.name = "gpio_pin2",
-	.modes = pmx_gpio_pin2_modes,
-	.mode_count = ARRAY_SIZE(pmx_gpio_pin2_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_gpio_pin3_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_GPIO_PIN3_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_gpio_pin3 = {
-	.name = "gpio_pin3",
-	.modes = pmx_gpio_pin3_modes,
-	.mode_count = ARRAY_SIZE(pmx_gpio_pin3_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_gpio_pin4_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_GPIO_PIN4_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_gpio_pin4 = {
-	.name = "gpio_pin4",
-	.modes = pmx_gpio_pin4_modes,
-	.mode_count = ARRAY_SIZE(pmx_gpio_pin4_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_gpio_pin5_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_GPIO_PIN5_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_gpio_pin5 = {
-	.name = "gpio_pin5",
-	.modes = pmx_gpio_pin5_modes,
-	.mode_count = ARRAY_SIZE(pmx_gpio_pin5_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_uart0_modem_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_UART0_MODEM_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_uart0_modem = {
-	.name = "uart0_modem",
-	.modes = pmx_uart0_modem_modes,
-	.mode_count = ARRAY_SIZE(pmx_uart0_modem_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_uart0_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_UART0_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_uart0 = {
-	.name = "uart0",
-	.modes = pmx_uart0_modes,
-	.mode_count = ARRAY_SIZE(pmx_uart0_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_timer_3_4_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_TIMER_3_4_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_timer_3_4 = {
-	.name = "timer_3_4",
-	.modes = pmx_timer_3_4_modes,
-	.mode_count = ARRAY_SIZE(pmx_timer_3_4_modes),
-	.enb_on_reset = 0,
-};
-
-static struct pmx_dev_mode pmx_timer_1_2_modes[] = {
-	{
-		.ids = 0xffffffff,
-		.mask = PMX_TIMER_1_2_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_timer_1_2 = {
-	.name = "timer_1_2",
-	.modes = pmx_timer_1_2_modes,
-	.mode_count = ARRAY_SIZE(pmx_timer_1_2_modes),
-	.enb_on_reset = 0,
-};
-
-#if defined(CONFIG_MACH_SPEAR310) || defined(CONFIG_MACH_SPEAR320)
-/* plgpios devices */
-static struct pmx_dev_mode pmx_plgpio_0_1_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_FIRDA_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_0_1 = {
-	.name = "plgpio 0 and 1",
-	.modes = pmx_plgpio_0_1_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_0_1_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_2_3_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_UART0_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_2_3 = {
-	.name = "plgpio 2 and 3",
-	.modes = pmx_plgpio_2_3_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_2_3_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_4_5_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_I2C_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_4_5 = {
-	.name = "plgpio 4 and 5",
-	.modes = pmx_plgpio_4_5_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_4_5_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_6_9_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_SSP_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_6_9 = {
-	.name = "plgpio 6 to 9",
-	.modes = pmx_plgpio_6_9_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_6_9_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_10_27_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_MII_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_10_27 = {
-	.name = "plgpio 10 to 27",
-	.modes = pmx_plgpio_10_27_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_10_27_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_28_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_GPIO_PIN0_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_28 = {
-	.name = "plgpio 28",
-	.modes = pmx_plgpio_28_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_28_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_29_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_GPIO_PIN1_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_29 = {
-	.name = "plgpio 29",
-	.modes = pmx_plgpio_29_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_29_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_30_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_GPIO_PIN2_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_30 = {
-	.name = "plgpio 30",
-	.modes = pmx_plgpio_30_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_30_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_31_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_GPIO_PIN3_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_31 = {
-	.name = "plgpio 31",
-	.modes = pmx_plgpio_31_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_31_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_32_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_GPIO_PIN4_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_32 = {
-	.name = "plgpio 32",
-	.modes = pmx_plgpio_32_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_32_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_33_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_GPIO_PIN5_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_33 = {
-	.name = "plgpio 33",
-	.modes = pmx_plgpio_33_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_33_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_34_36_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_SSP_CS_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_34_36 = {
-	.name = "plgpio 34 to 36",
-	.modes = pmx_plgpio_34_36_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_34_36_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_37_42_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_UART0_MODEM_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_37_42 = {
-	.name = "plgpio 37 to 42",
-	.modes = pmx_plgpio_37_42_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_37_42_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_43_44_47_48_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_TIMER_1_2_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_43_44_47_48 = {
-	.name = "plgpio 43, 44, 47 and 48",
-	.modes = pmx_plgpio_43_44_47_48_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_43_44_47_48_modes),
-	.enb_on_reset = 1,
-};
-
-static struct pmx_dev_mode pmx_plgpio_45_46_49_50_modes[] = {
-	{
-		.ids = 0x00,
-		.mask = PMX_TIMER_3_4_MASK,
-	},
-};
-
-struct pmx_dev spear3xx_pmx_plgpio_45_46_49_50 = {
-	.name = "plgpio 45, 46, 49 and 50",
-	.modes = pmx_plgpio_45_46_49_50_modes,
-	.mode_count = ARRAY_SIZE(pmx_plgpio_45_46_49_50_modes),
-	.enb_on_reset = 1,
-};
-#endif /* CONFIG_MACH_SPEAR310 || CONFIG_MACH_SPEAR320 */
-
 static void __init spear3xx_timer_init(void)
 {
 	char pclk_name[] = "pll3_48m_clk";
@@ -538,3 +117,13 @@ static void __init spear3xx_timer_init(void)
 struct sys_timer spear3xx_timer = {
 	.init = spear3xx_timer_init,
 };
+
+static const struct of_device_id vic_of_match[] __initconst = {
+	{ .compatible = "arm,pl190-vic", .data = vic_of_init, },
+	{ /* Sentinel */ }
+};
+
+void __init spear3xx_dt_init_irq(void)
+{
+	of_irq_init(vic_of_match);
+}
diff --git a/arch/arm/mach-spear6xx/Makefile.boot b/arch/arm/mach-spear6xx/Makefile.boot
index 4674a4c221db..af493da37ab6 100644
--- a/arch/arm/mach-spear6xx/Makefile.boot
+++ b/arch/arm/mach-spear6xx/Makefile.boot
@@ -1,3 +1,5 @@
 zreladdr-y	+= 0x00008000
 params_phys-y	:= 0x00000100
 initrd_phys-y	:= 0x00800000
+
+dtb-$(CONFIG_BOARD_SPEAR600_DT)	+= spear600-evb.dtb
diff --git a/arch/arm/mach-spear6xx/spear6xx.c b/arch/arm/mach-spear6xx/spear6xx.c
index 771e19e3c43c..e9031ec6d6e0 100644
--- a/arch/arm/mach-spear6xx/spear6xx.c
+++ b/arch/arm/mach-spear6xx/spear6xx.c
@@ -13,15 +13,377 @@
  * warranty of any kind, whether express or implied.
  */
 
+#include <linux/amba/pl08x.h>
 #include <linux/of.h>
 #include <linux/of_address.h>
 #include <linux/of_irq.h>
 #include <linux/of_platform.h>
+#include <asm/hardware/pl080.h>
 #include <asm/hardware/vic.h>
 #include <asm/mach/arch.h>
+#include <plat/pl080.h>
 #include <mach/generic.h>
 #include <mach/hardware.h>
 
+/* dmac device registration */
+static struct pl08x_channel_data spear600_dma_info[] = {
+	{
+		.bus_id = "ssp1_rx",
+		.min_signal = 0,
+		.max_signal = 0,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ssp1_tx",
+		.min_signal = 1,
+		.max_signal = 1,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart0_rx",
+		.min_signal = 2,
+		.max_signal = 2,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart0_tx",
+		.min_signal = 3,
+		.max_signal = 3,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart1_rx",
+		.min_signal = 4,
+		.max_signal = 4,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "uart1_tx",
+		.min_signal = 5,
+		.max_signal = 5,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ssp2_rx",
+		.min_signal = 6,
+		.max_signal = 6,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ssp2_tx",
+		.min_signal = 7,
+		.max_signal = 7,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ssp0_rx",
+		.min_signal = 8,
+		.max_signal = 8,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ssp0_tx",
+		.min_signal = 9,
+		.max_signal = 9,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "i2c_rx",
+		.min_signal = 10,
+		.max_signal = 10,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "i2c_tx",
+		.min_signal = 11,
+		.max_signal = 11,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "irda",
+		.min_signal = 12,
+		.max_signal = 12,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "adc",
+		.min_signal = 13,
+		.max_signal = 13,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "to_jpeg",
+		.min_signal = 14,
+		.max_signal = 14,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "from_jpeg",
+		.min_signal = 15,
+		.max_signal = 15,
+		.muxval = 0,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras0_rx",
+		.min_signal = 0,
+		.max_signal = 0,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras0_tx",
+		.min_signal = 1,
+		.max_signal = 1,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras1_rx",
+		.min_signal = 2,
+		.max_signal = 2,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras1_tx",
+		.min_signal = 3,
+		.max_signal = 3,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras2_rx",
+		.min_signal = 4,
+		.max_signal = 4,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras2_tx",
+		.min_signal = 5,
+		.max_signal = 5,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras3_rx",
+		.min_signal = 6,
+		.max_signal = 6,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras3_tx",
+		.min_signal = 7,
+		.max_signal = 7,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras4_rx",
+		.min_signal = 8,
+		.max_signal = 8,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras4_tx",
+		.min_signal = 9,
+		.max_signal = 9,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras5_rx",
+		.min_signal = 10,
+		.max_signal = 10,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras5_tx",
+		.min_signal = 11,
+		.max_signal = 11,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras6_rx",
+		.min_signal = 12,
+		.max_signal = 12,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras6_tx",
+		.min_signal = 13,
+		.max_signal = 13,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras7_rx",
+		.min_signal = 14,
+		.max_signal = 14,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ras7_tx",
+		.min_signal = 15,
+		.max_signal = 15,
+		.muxval = 1,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB1,
+	}, {
+		.bus_id = "ext0_rx",
+		.min_signal = 0,
+		.max_signal = 0,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext0_tx",
+		.min_signal = 1,
+		.max_signal = 1,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext1_rx",
+		.min_signal = 2,
+		.max_signal = 2,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext1_tx",
+		.min_signal = 3,
+		.max_signal = 3,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext2_rx",
+		.min_signal = 4,
+		.max_signal = 4,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext2_tx",
+		.min_signal = 5,
+		.max_signal = 5,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext3_rx",
+		.min_signal = 6,
+		.max_signal = 6,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext3_tx",
+		.min_signal = 7,
+		.max_signal = 7,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext4_rx",
+		.min_signal = 8,
+		.max_signal = 8,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext4_tx",
+		.min_signal = 9,
+		.max_signal = 9,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext5_rx",
+		.min_signal = 10,
+		.max_signal = 10,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext5_tx",
+		.min_signal = 11,
+		.max_signal = 11,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext6_rx",
+		.min_signal = 12,
+		.max_signal = 12,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext6_tx",
+		.min_signal = 13,
+		.max_signal = 13,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext7_rx",
+		.min_signal = 14,
+		.max_signal = 14,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	}, {
+		.bus_id = "ext7_tx",
+		.min_signal = 15,
+		.max_signal = 15,
+		.muxval = 2,
+		.cctl = 0,
+		.periph_buses = PL08X_AHB2,
+	},
+};
+
+struct pl08x_platform_data pl080_plat_data = {
+	.memcpy_channel = {
+		.bus_id = "memcpy",
+		.cctl = (PL080_BSIZE_16 << PL080_CONTROL_SB_SIZE_SHIFT | \
+			PL080_BSIZE_16 << PL080_CONTROL_DB_SIZE_SHIFT | \
+			PL080_WIDTH_32BIT << PL080_CONTROL_SWIDTH_SHIFT | \
+			PL080_WIDTH_32BIT << PL080_CONTROL_DWIDTH_SHIFT | \
+			PL080_CONTROL_PROT_BUFF | PL080_CONTROL_PROT_CACHE | \
+			PL080_CONTROL_PROT_SYS),
+	},
+	.lli_buses = PL08X_AHB1,
+	.mem_buses = PL08X_AHB1,
+	.get_signal = pl080_get_signal,
+	.put_signal = pl080_put_signal,
+	.slave_channels = spear600_dma_info,
+	.num_slave_channels = ARRAY_SIZE(spear600_dma_info),
+};
+
 /* Following will create static virtual/physical mappings */
 static struct map_desc spear6xx_io_desc[] __initdata = {
 	{
@@ -91,9 +453,17 @@ struct sys_timer spear6xx_timer = {
 	.init = spear6xx_timer_init,
 };
 
+/* Add auxdata to pass platform data */
+struct of_dev_auxdata spear6xx_auxdata_lookup[] __initdata = {
+	OF_DEV_AUXDATA("arm,pl080", SPEAR6XX_ICM3_DMA_BASE, NULL,
+			&pl080_plat_data),
+	{}
+};
+
 static void __init spear600_dt_init(void)
 {
-	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+	of_platform_populate(NULL, of_default_bus_match_table,
+			spear6xx_auxdata_lookup, NULL);
 }
 
 static const char *spear600_dt_board_compat[] = {
diff --git a/arch/arm/plat-spear/Kconfig b/arch/arm/plat-spear/Kconfig
index 1bb3dbce8810..387655b5ce05 100644
--- a/arch/arm/plat-spear/Kconfig
+++ b/arch/arm/plat-spear/Kconfig
@@ -9,9 +9,11 @@ choice
 	default ARCH_SPEAR3XX
 
 config ARCH_SPEAR3XX
-	bool "SPEAr3XX"
+	bool "ST SPEAr3xx with Device Tree"
 	select ARM_VIC
 	select CPU_ARM926T
+	select USE_OF
+	select PINCTRL
 	help
 	  Supports for ARM's SPEAR3XX family
 
diff --git a/arch/arm/plat-spear/Makefile b/arch/arm/plat-spear/Makefile
index 8c0cb6a965a3..38f1235f4632 100644
--- a/arch/arm/plat-spear/Makefile
+++ b/arch/arm/plat-spear/Makefile
@@ -3,6 +3,6 @@
 #
 
 # Common support
-obj-y	:= restart.o time.o
+obj-y	:= restart.o time.o pl080.o
 
-obj-$(CONFIG_ARCH_SPEAR3XX)	+= shirq.o padmux.o
+obj-$(CONFIG_ARCH_SPEAR3XX)	+= shirq.o
diff --git a/arch/arm/plat-spear/include/plat/padmux.h b/arch/arm/plat-spear/include/plat/padmux.h
deleted file mode 100644
index 877f3adcf610..000000000000
--- a/arch/arm/plat-spear/include/plat/padmux.h
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- * arch/arm/plat-spear/include/plat/padmux.h
- *
- * SPEAr platform specific gpio pads muxing file
- *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#ifndef __PLAT_PADMUX_H
-#define __PLAT_PADMUX_H
-
-#include <linux/types.h>
-
-/*
- * struct pmx_reg: configuration structure for mode reg and mux reg
- *
- * offset: offset of mode reg
- * mask: mask of mode reg
- */
-struct pmx_reg {
-	u32 offset;
-	u32 mask;
-};
-
-/*
- * struct pmx_dev_mode: configuration structure every group of modes of a device
- *
- * ids: all modes for this configuration
- * mask: mask for supported mode
- */
-struct pmx_dev_mode {
-	u32 ids;
-	u32 mask;
-};
-
-/*
- * struct pmx_mode: mode definition structure
- *
- * name: mode name
- * mask: mode mask
- */
-struct pmx_mode {
-	char *name;
-	u32 id;
-	u32 mask;
-};
-
-/*
- * struct pmx_dev: device definition structure
- *
- * name: device name
- * modes: device configuration array for different modes supported
- * mode_count: size of modes array
- * is_active: is peripheral active/enabled
- * enb_on_reset: if 1, mask bits to be cleared in reg otherwise to be set in reg
- */
-struct pmx_dev {
-	char *name;
-	struct pmx_dev_mode *modes;
-	u8 mode_count;
-	bool is_active;
-	bool enb_on_reset;
-};
-
-/*
- * struct pmx_driver: driver definition structure
- *
- * mode: mode to be set
- * devs: array of pointer to pmx devices
- * devs_count: ARRAY_SIZE of devs
- * base: base address of soc config registers
- * mode_reg: structure of mode config register
- * mux_reg: structure of device mux config register
- */
-struct pmx_driver {
-	struct pmx_mode *mode;
-	struct pmx_dev **devs;
-	u8 devs_count;
-	u32 *base;
-	struct pmx_reg mode_reg;
-	struct pmx_reg mux_reg;
-};
-
-/* pmx functions */
-int pmx_register(struct pmx_driver *driver);
-
-#endif /* __PLAT_PADMUX_H */
diff --git a/arch/arm/plat-spear/include/plat/pl080.h b/arch/arm/plat-spear/include/plat/pl080.h
new file mode 100644
index 000000000000..e14a3e4932f9
--- /dev/null
+++ b/arch/arm/plat-spear/include/plat/pl080.h
@@ -0,0 +1,21 @@
+/*
+ * arch/arm/plat-spear/include/plat/pl080.h
+ *
+ * DMAC pl080 definitions for SPEAr platform
+ *
+ * Copyright (C) 2012 ST Microelectronics
+ * Viresh Kumar <viresh.kumar@st.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __PLAT_PL080_H
+#define __PLAT_PL080_H
+
+struct pl08x_dma_chan;
+int pl080_get_signal(struct pl08x_dma_chan *ch);
+void pl080_put_signal(struct pl08x_dma_chan *ch);
+
+#endif /* __PLAT_PL080_H */
diff --git a/arch/arm/plat-spear/padmux.c b/arch/arm/plat-spear/padmux.c
deleted file mode 100644
index 555eec6dc1cb..000000000000
--- a/arch/arm/plat-spear/padmux.c
+++ /dev/null
@@ -1,164 +0,0 @@
-/*
- * arch/arm/plat-spear/include/plat/padmux.c
- *
- * SPEAr platform specific gpio pads muxing source file
- *
- * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar<viresh.kumar@st.com>
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#include <linux/err.h>
-#include <linux/io.h>
-#include <linux/slab.h>
-#include <plat/padmux.h>
-
-/*
- * struct pmx: pmx definition structure
- *
- * base: base address of configuration registers
- * mode_reg: mode configurations
- * mux_reg: muxing configurations
- * active_mode: pointer to current active mode
- */
-struct pmx {
-	u32 base;
-	struct pmx_reg mode_reg;
-	struct pmx_reg mux_reg;
-	struct pmx_mode *active_mode;
-};
-
-static struct pmx *pmx;
-
-/**
- * pmx_mode_set - Enables an multiplexing mode
- * @mode - pointer to pmx mode
- *
- * It will set mode of operation in hardware.
- * Returns -ve on Err otherwise 0
- */
-static int pmx_mode_set(struct pmx_mode *mode)
-{
-	u32 val;
-
-	if (!mode->name)
-		return -EFAULT;
-
-	pmx->active_mode = mode;
-
-	val = readl(pmx->base + pmx->mode_reg.offset);
-	val &= ~pmx->mode_reg.mask;
-	val |= mode->mask & pmx->mode_reg.mask;
-	writel(val, pmx->base + pmx->mode_reg.offset);
-
-	return 0;
-}
-
-/**
- * pmx_devs_enable - Enables list of devices
- * @devs - pointer to pmx device array
- * @count - number of devices to enable
- *
- * It will enable pads for all required peripherals once and only once.
- * If peripheral is not supported by current mode then request is rejected.
- * Conflicts between peripherals are not handled and peripherals will be
- * enabled in the order they are present in pmx_dev array.
- * In case of conflicts last peripheral enabled will be present.
- * Returns -ve on Err otherwise 0
- */
-static int pmx_devs_enable(struct pmx_dev **devs, u8 count)
-{
-	u32 val, i, mask;
-
-	if (!count)
-		return -EINVAL;
-
-	val = readl(pmx->base + pmx->mux_reg.offset);
-	for (i = 0; i < count; i++) {
-		u8 j = 0;
-
-		if (!devs[i]->name || !devs[i]->modes) {
-			printk(KERN_ERR "padmux: dev name or modes is null\n");
-			continue;
-		}
-		/* check if peripheral exists in active mode */
-		if (pmx->active_mode) {
-			bool found = false;
-			for (j = 0; j < devs[i]->mode_count; j++) {
-				if (devs[i]->modes[j].ids &
-						pmx->active_mode->id) {
-					found = true;
-					break;
-				}
-			}
-			if (found == false) {
-				printk(KERN_ERR "%s device not available in %s"\
-						"mode\n", devs[i]->name,
-						pmx->active_mode->name);
-				continue;
-			}
-		}
-
-		/* enable peripheral */
-		mask = devs[i]->modes[j].mask & pmx->mux_reg.mask;
-		if (devs[i]->enb_on_reset)
-			val &= ~mask;
-		else
-			val |= mask;
-
-		devs[i]->is_active = true;
-	}
-	writel(val, pmx->base + pmx->mux_reg.offset);
-	kfree(pmx);
-
-	/* this will ensure that multiplexing can't be changed now */
-	pmx = (struct pmx *)-1;
-
-	return 0;
-}
-
-/**
- * pmx_register - registers a platform requesting pad mux feature
- * @driver - pointer to driver structure containing driver specific parameters
- *
- * Also this must be called only once. This will allocate memory for pmx
- * structure, will call pmx_mode_set, will call pmx_devs_enable.
- * Returns -ve on Err otherwise 0
- */
-int pmx_register(struct pmx_driver *driver)
-{
-	int ret = 0;
-
-	if (pmx)
-		return -EPERM;
-	if (!driver->base || !driver->devs)
-		return -EFAULT;
-
-	pmx = kzalloc(sizeof(*pmx), GFP_KERNEL);
-	if (!pmx)
-		return -ENOMEM;
-
-	pmx->base = (u32)driver->base;
-	pmx->mode_reg.offset = driver->mode_reg.offset;
-	pmx->mode_reg.mask = driver->mode_reg.mask;
-	pmx->mux_reg.offset = driver->mux_reg.offset;
-	pmx->mux_reg.mask = driver->mux_reg.mask;
-
-	/* choose mode to enable */
-	if (driver->mode) {
-		ret = pmx_mode_set(driver->mode);
-		if (ret)
-			goto pmx_fail;
-	}
-	ret = pmx_devs_enable(driver->devs, driver->devs_count);
-	if (ret)
-		goto pmx_fail;
-
-	return 0;
-
-pmx_fail:
-	return ret;
-}
diff --git a/arch/arm/plat-spear/pl080.c b/arch/arm/plat-spear/pl080.c
new file mode 100644
index 000000000000..d53d75e1af5e
--- /dev/null
+++ b/arch/arm/plat-spear/pl080.c
@@ -0,0 +1,79 @@
+/*
+ * arch/arm/plat-spear/pl080.c
+ *
+ * DMAC pl080 definitions for SPEAr platform
+ *
+ * Copyright (C) 2012 ST Microelectronics
+ * Viresh Kumar <viresh.kumar@st.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/amba/pl08x.h>
+#include <linux/amba/bus.h>
+#include <linux/bug.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/spinlock_types.h>
+#include <mach/misc_regs.h>
+
+static spinlock_t lock = __SPIN_LOCK_UNLOCKED(x);
+
+struct {
+	unsigned char busy;
+	unsigned char val;
+} signals[16] = {{0, 0}, };
+
+int pl080_get_signal(struct pl08x_dma_chan *ch)
+{
+	const struct pl08x_channel_data *cd = ch->cd;
+	unsigned int signal = cd->min_signal, val;
+	unsigned long flags;
+
+	spin_lock_irqsave(&lock, flags);
+
+	/* Return if signal is already acquired by somebody else */
+	if (signals[signal].busy &&
+			(signals[signal].val != cd->muxval)) {
+		spin_unlock_irqrestore(&lock, flags);
+		return -EBUSY;
+	}
+
+	/* If acquiring for the first time, configure it */
+	if (!signals[signal].busy) {
+		val = readl(DMA_CHN_CFG);
+
+		/*
+		 * Each request line has two bits in DMA_CHN_CFG register. To
+		 * goto the bits of current request line, do left shift of
+		 * value by 2 * signal number.
+		 */
+		val &= ~(0x3 << (signal * 2));
+		val |= cd->muxval << (signal * 2);
+		writel(val, DMA_CHN_CFG);
+	}
+
+	signals[signal].busy++;
+	signals[signal].val = cd->muxval;
+	spin_unlock_irqrestore(&lock, flags);
+
+	return signal;
+}
+
+void pl080_put_signal(struct pl08x_dma_chan *ch)
+{
+	const struct pl08x_channel_data *cd = ch->cd;
+	unsigned long flags;
+
+	spin_lock_irqsave(&lock, flags);
+
+	/* if signal is not used */
+	if (!signals[cd->min_signal].busy)
+		BUG();
+
+	signals[cd->min_signal].busy--;
+
+	spin_unlock_irqrestore(&lock, flags);
+}
author	Arnd Bergmann <arnd@arndb.de>	2012-05-14 17:33:42 +0400
committer	Arnd Bergmann <arnd@arndb.de>	2012-05-14 17:33:42 +0400
commit	d2819f80d465672b09c2f4cb52303b7f951c4d0f (patch)
tree	aa0262703e86b97ad1460c722e78d7233e24e3bb /arch/arm
parent	5df33a62c4a028d6fc7f2dcc159827d09b7334b8 (diff)
parent	366695ff706669d40459174b1cbb78fca42f4e06 (diff)
download	linux-d2819f80d465672b09c2f4cb52303b7f951c4d0f.tar.xz