Merge tag 'signed-kvm-ppc-next' of git://github.com/agraf/linux-2.6 into kvm-queue

Patch queue for ppc - 2015-08-22

Highlights for KVM PPC this time around:

  - Book3S: A few bug fixes
  - Book3S: Allow micro-threading on POWER8

71 files changed, 270 insertions, 125 deletions

diff --git a/arch/arm/boot/dts/am335x-pepper.dts b/arch/arm/boot/dts/am335x-pepper.dts
index 0d35ab64641c..7106114c7464 100644
--- a/arch/arm/boot/dts/am335x-pepper.dts
+++ b/arch/arm/boot/dts/am335x-pepper.dts
@@ -74,6 +74,7 @@
 	audio_codec: tlv320aic3106@1b {
 		compatible = "ti,tlv320aic3106";
 		reg = <0x1b>;
+		ai3x-micbias-vg = <0x2>;
 	};
 
 	accel: lis331dlh@1d {
@@ -153,7 +154,7 @@
 	ti,audio-routing =
 		"Headphone Jack",	"HPLOUT",
 		"Headphone Jack",	"HPROUT",
-		"LINE1L",		"Line In";
+		"MIC3L",		"Mic3L Switch";
 };
 
 &mcasp0 {
@@ -438,41 +439,50 @@
 	regulators {
 		dcdc1_reg: regulator@0 {
 			/* VDD_1V8 system supply */
+			regulator-always-on;
 		};
 
 		dcdc2_reg: regulator@1 {
 			/* VDD_CORE voltage limits 0.95V - 1.26V with +/-4% tolerance */
 			regulator-name = "vdd_core";
 			regulator-min-microvolt = <925000>;
-			regulator-max-microvolt = <1325000>;
+			regulator-max-microvolt = <1150000>;
 			regulator-boot-on;
+			regulator-always-on;
 		};
 
 		dcdc3_reg: regulator@2 {
 			/* VDD_MPU voltage limits 0.95V - 1.1V with +/-4% tolerance */
 			regulator-name = "vdd_mpu";
 			regulator-min-microvolt = <925000>;
-			regulator-max-microvolt = <1150000>;
+			regulator-max-microvolt = <1325000>;
 			regulator-boot-on;
+			regulator-always-on;
 		};
 
 		ldo1_reg: regulator@3 {
 			/* VRTC 1.8V always-on supply */
+			regulator-name = "vrtc,vdds";
 			regulator-always-on;
 		};
 
 		ldo2_reg: regulator@4 {
 			/* 3.3V rail */
+			regulator-name = "vdd_3v3aux";
+			regulator-always-on;
 		};
 
 		ldo3_reg: regulator@5 {
 			/* VDD_3V3A 3.3V rail */
+			regulator-name = "vdd_3v3a";
 			regulator-min-microvolt = <3300000>;
 			regulator-max-microvolt = <3300000>;
 		};
 
 		ldo4_reg: regulator@6 {
 			/* VDD_3V3B 3.3V rail */
+			regulator-name = "vdd_3v3b";
+			regulator-always-on;
 		};
 	};
 };
diff --git a/arch/arm/boot/dts/cros-ec-keyboard.dtsi b/arch/arm/boot/dts/cros-ec-keyboard.dtsi
index 9c7fb0acae79..4e42f30cb318 100644
--- a/arch/arm/boot/dts/cros-ec-keyboard.dtsi
+++ b/arch/arm/boot/dts/cros-ec-keyboard.dtsi
@@ -22,6 +22,7 @@
 			MATRIX_KEY(0x00, 0x02, KEY_F1)
 			MATRIX_KEY(0x00, 0x03, KEY_B)
 			MATRIX_KEY(0x00, 0x04, KEY_F10)
+			MATRIX_KEY(0x00, 0x05, KEY_RO)
 			MATRIX_KEY(0x00, 0x06, KEY_N)
 			MATRIX_KEY(0x00, 0x08, KEY_EQUAL)
 			MATRIX_KEY(0x00, 0x0a, KEY_RIGHTALT)
@@ -34,6 +35,7 @@
 			MATRIX_KEY(0x01, 0x08, KEY_APOSTROPHE)
 			MATRIX_KEY(0x01, 0x09, KEY_F9)
 			MATRIX_KEY(0x01, 0x0b, KEY_BACKSPACE)
+			MATRIX_KEY(0x01, 0x0c, KEY_HENKAN)
 
 			MATRIX_KEY(0x02, 0x00, KEY_LEFTCTRL)
 			MATRIX_KEY(0x02, 0x01, KEY_TAB)
@@ -45,6 +47,7 @@
 			MATRIX_KEY(0x02, 0x07, KEY_102ND)
 			MATRIX_KEY(0x02, 0x08, KEY_LEFTBRACE)
 			MATRIX_KEY(0x02, 0x09, KEY_F8)
+			MATRIX_KEY(0x02, 0x0a, KEY_YEN)
 
 			MATRIX_KEY(0x03, 0x01, KEY_GRAVE)
 			MATRIX_KEY(0x03, 0x02, KEY_F2)
@@ -53,6 +56,7 @@
 			MATRIX_KEY(0x03, 0x06, KEY_6)
 			MATRIX_KEY(0x03, 0x08, KEY_MINUS)
 			MATRIX_KEY(0x03, 0x0b, KEY_BACKSLASH)
+			MATRIX_KEY(0x03, 0x0c, KEY_MUHENKAN)
 
 			MATRIX_KEY(0x04, 0x00, KEY_RIGHTCTRL)
 			MATRIX_KEY(0x04, 0x01, KEY_A)
diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
index aa465904f6cc..096f68be99e2 100644
--- a/arch/arm/boot/dts/dra7-evm.dts
+++ b/arch/arm/boot/dts/dra7-evm.dts
@@ -686,7 +686,8 @@
 
 &dcan1 {
 	status = "ok";
-	pinctrl-names = "default", "sleep";
-	pinctrl-0 = <&dcan1_pins_default>;
+	pinctrl-names = "default", "sleep", "active";
+	pinctrl-0 = <&dcan1_pins_sleep>;
 	pinctrl-1 = <&dcan1_pins_sleep>;
+	pinctrl-2 = <&dcan1_pins_default>;
 };
diff --git a/arch/arm/boot/dts/dra72-evm.dts b/arch/arm/boot/dts/dra72-evm.dts
index 4e1b60581782..803738414086 100644
--- a/arch/arm/boot/dts/dra72-evm.dts
+++ b/arch/arm/boot/dts/dra72-evm.dts
@@ -587,9 +587,10 @@
 
 &dcan1 {
 	status = "ok";
-	pinctrl-names = "default", "sleep";
-	pinctrl-0 = <&dcan1_pins_default>;
+	pinctrl-names = "default", "sleep", "active";
+	pinctrl-0 = <&dcan1_pins_sleep>;
 	pinctrl-1 = <&dcan1_pins_sleep>;
+	pinctrl-2 = <&dcan1_pins_default>;
 };
 
 &qspi {
diff --git a/arch/arm/boot/dts/imx23.dtsi b/arch/arm/boot/dts/imx23.dtsi
index c892d58e8dad..b995333ea22b 100644
--- a/arch/arm/boot/dts/imx23.dtsi
+++ b/arch/arm/boot/dts/imx23.dtsi
@@ -468,6 +468,7 @@
 				interrupts = <36 37 38 39 40 41 42 43 44>;
 				status = "disabled";
 				clocks = <&clks 26>;
+				#io-channel-cells = <1>;
 			};
 
 			spdif@80054000 {
diff --git a/arch/arm/boot/dts/imx27.dtsi b/arch/arm/boot/dts/imx27.dtsi
index bc215e4b75fd..b69be5c499cf 100644
--- a/arch/arm/boot/dts/imx27.dtsi
+++ b/arch/arm/boot/dts/imx27.dtsi
@@ -108,7 +108,7 @@
 			};
 
 			gpt1: timer@10003000 {
-				compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
+				compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
 				reg = <0x10003000 0x1000>;
 				interrupts = <26>;
 				clocks = <&clks IMX27_CLK_GPT1_IPG_GATE>,
@@ -117,7 +117,7 @@
 			};
 
 			gpt2: timer@10004000 {
-				compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
+				compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
 				reg = <0x10004000 0x1000>;
 				interrupts = <25>;
 				clocks = <&clks IMX27_CLK_GPT2_IPG_GATE>,
@@ -126,7 +126,7 @@
 			};
 
 			gpt3: timer@10005000 {
-				compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
+				compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
 				reg = <0x10005000 0x1000>;
 				interrupts = <24>;
 				clocks = <&clks IMX27_CLK_GPT3_IPG_GATE>,
@@ -376,7 +376,7 @@
 			};
 
 			gpt4: timer@10019000 {
-				compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
+				compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
 				reg = <0x10019000 0x1000>;
 				interrupts = <4>;
 				clocks = <&clks IMX27_CLK_GPT4_IPG_GATE>,
@@ -385,7 +385,7 @@
 			};
 
 			gpt5: timer@1001a000 {
-				compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
+				compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
 				reg = <0x1001a000 0x1000>;
 				interrupts = <3>;
 				clocks = <&clks IMX27_CLK_GPT5_IPG_GATE>,
@@ -436,7 +436,7 @@
 			};
 
 			gpt6: timer@1001f000 {
-				compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
+				compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
 				reg = <0x1001f000 0x1000>;
 				interrupts = <2>;
 				clocks = <&clks IMX27_CLK_GPT6_IPG_GATE>,
diff --git a/arch/arm/boot/dts/imx53-qsb-common.dtsi b/arch/arm/boot/dts/imx53-qsb-common.dtsi
index 181ae5ebf23f..ab4ba39f2ed9 100644
--- a/arch/arm/boot/dts/imx53-qsb-common.dtsi
+++ b/arch/arm/boot/dts/imx53-qsb-common.dtsi
@@ -295,9 +295,10 @@
 &tve {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_vga_sync>;
+	ddc-i2c-bus = <&i2c2>;
 	fsl,tve-mode = "vga";
-	fsl,hsync-pin = <4>;
-	fsl,vsync-pin = <6>;
+	fsl,hsync-pin = <7>;	/* IPU DI1 PIN7 via EIM_OE */
+	fsl,vsync-pin = <8>;	/* IPU DI1 PIN8 via EIM_RW */
 	status = "okay";
 };
 
diff --git a/arch/arm/boot/dts/k2e.dtsi b/arch/arm/boot/dts/k2e.dtsi
index 50e555eab50d..1b6494fbdb91 100644
--- a/arch/arm/boot/dts/k2e.dtsi
+++ b/arch/arm/boot/dts/k2e.dtsi
@@ -86,7 +86,7 @@
 			gpio,syscon-dev = <&devctrl 0x240>;
 		};
 
-		pcie@21020000 {
+		pcie1: pcie@21020000 {
 			compatible = "ti,keystone-pcie","snps,dw-pcie";
 			clocks = <&clkpcie1>;
 			clock-names = "pcie";
@@ -96,6 +96,7 @@
 			ranges = <0x81000000 0 0 0x23260000 0x4000 0x4000
 				0x82000000 0 0x60000000 0x60000000 0 0x10000000>;
 
+			status = "disabled";
 			device_type = "pci";
 			num-lanes = <2>;
 
diff --git a/arch/arm/boot/dts/keystone.dtsi b/arch/arm/boot/dts/keystone.dtsi
index c06542b2c954..e7a6f6deabb6 100644
--- a/arch/arm/boot/dts/keystone.dtsi
+++ b/arch/arm/boot/dts/keystone.dtsi
@@ -286,7 +286,7 @@
 			ti,syscon-dev = <&devctrl 0x2a0>;
 		};
 
-		pcie@21800000 {
+		pcie0: pcie@21800000 {
 			compatible = "ti,keystone-pcie", "snps,dw-pcie";
 			clocks = <&clkpcie>;
 			clock-names = "pcie";
@@ -296,6 +296,7 @@
 			ranges = <0x81000000 0 0 0x23250000 0 0x4000
 				0x82000000 0 0x50000000 0x50000000 0 0x10000000>;
 
+			status = "disabled";
 			device_type = "pci";
 			num-lanes = <2>;
 
diff --git a/arch/arm/boot/dts/omap3-overo-common-lcd35.dtsi b/arch/arm/boot/dts/omap3-overo-common-lcd35.dtsi
index 233c69e50ae3..df8908adb0cb 100644
--- a/arch/arm/boot/dts/omap3-overo-common-lcd35.dtsi
+++ b/arch/arm/boot/dts/omap3-overo-common-lcd35.dtsi
@@ -120,7 +120,7 @@
 
 	lcd0: display@0 {
 		compatible = "lgphilips,lb035q02";
-		label = "lcd";
+		label = "lcd35";
 
 		reg = <1>;					/* CS1 */
 		spi-max-frequency = <10000000>;
diff --git a/arch/arm/boot/dts/omap3-overo-common-lcd43.dtsi b/arch/arm/boot/dts/omap3-overo-common-lcd43.dtsi
index f5395b7da912..048fd216970a 100644
--- a/arch/arm/boot/dts/omap3-overo-common-lcd43.dtsi
+++ b/arch/arm/boot/dts/omap3-overo-common-lcd43.dtsi
@@ -98,7 +98,7 @@
 
 	lcd0: display@0 {
 		compatible = "samsung,lte430wq-f0c", "panel-dpi";
-		label = "lcd";
+		label = "lcd43";
 
 		pinctrl-names = "default";
 		pinctrl-0 = <&lte430_pins>;
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index f884d6adb71e..7d31c6ff246f 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -551,6 +551,7 @@
 			reg = <0x4a066000 0x100>;
 			interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
 			ti,hwmods = "mmu_dsp";
+			#iommu-cells = <0>;
 		};
 
 		mmu_ipu: mmu@55082000 {
@@ -558,6 +559,7 @@
 			reg = <0x55082000 0x100>;
 			interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
 			ti,hwmods = "mmu_ipu";
+			#iommu-cells = <0>;
 			ti,iommu-bus-err-back;
 		};
 
diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi
index 7d24ae0306b5..c8fd648a7108 100644
--- a/arch/arm/boot/dts/omap5.dtsi
+++ b/arch/arm/boot/dts/omap5.dtsi
@@ -612,6 +612,7 @@
 			reg = <0x4a066000 0x100>;
 			interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
 			ti,hwmods = "mmu_dsp";
+			#iommu-cells = <0>;
 		};
 
 		mmu_ipu: mmu@55082000 {
@@ -619,6 +620,7 @@
 			reg = <0x55082000 0x100>;
 			interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
 			ti,hwmods = "mmu_ipu";
+			#iommu-cells = <0>;
 			ti,iommu-bus-err-back;
 		};
 
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts b/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
index 71468a7eb28f..5e17fd147728 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
@@ -60,27 +60,27 @@
 	rxc-skew-ps = <2000>;
 };
 
-&mmc0 {
-	vmmc-supply = <&regulator_3_3v>;
-	vqmmc-supply = <&regulator_3_3v>;
-};
-
-&usb1 {
-	status = "okay";
-};
-
 &gpio2 {
 	status = "okay";
 };
 
-&i2c1{
+&i2c1 {
 	status = "okay";
 
-	accel1: accel1@53{
-		compatible = "adxl34x";
+	accel1: accelerometer@53 {
+		compatible = "adi,adxl345";
 		reg = <0x53>;
 
-		interrupt-parent = < &portc >;
+		interrupt-parent = <&portc>;
 		interrupts = <3 2>;
 	};
 };
+
+&mmc0 {
+	vmmc-supply = <&regulator_3_3v>;
+	vqmmc-supply = <&regulator_3_3v>;
+};
+
+&usb1 {
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/spear1310-evb.dts b/arch/arm/boot/dts/spear1310-evb.dts
index d42c84b1df8d..e48857249ce7 100644
--- a/arch/arm/boot/dts/spear1310-evb.dts
+++ b/arch/arm/boot/dts/spear1310-evb.dts
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr1310 Evaluation Baord
  *
- * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
+ * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear1310.dtsi b/arch/arm/boot/dts/spear1310.dtsi
index 9d342920695a..54bc6d3cf290 100644
--- a/arch/arm/boot/dts/spear1310.dtsi
+++ b/arch/arm/boot/dts/spear1310.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for all SPEAr1310 SoCs
  *
- * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
+ * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear1340-evb.dts b/arch/arm/boot/dts/spear1340-evb.dts
index b23e05ed1d60..c611f5606dfe 100644
--- a/arch/arm/boot/dts/spear1340-evb.dts
+++ b/arch/arm/boot/dts/spear1340-evb.dts
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr1340 Evaluation Baord
  *
- * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
+ * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear1340.dtsi b/arch/arm/boot/dts/spear1340.dtsi
index 13e1aa33daa2..df2232d767ed 100644
--- a/arch/arm/boot/dts/spear1340.dtsi
+++ b/arch/arm/boot/dts/spear1340.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for all SPEAr1340 SoCs
  *
- * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
+ * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear13xx.dtsi b/arch/arm/boot/dts/spear13xx.dtsi
index 40accc87e3a2..14594ce8c18a 100644
--- a/arch/arm/boot/dts/spear13xx.dtsi
+++ b/arch/arm/boot/dts/spear13xx.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for all SPEAr13xx SoCs
  *
- * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
+ * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear300-evb.dts b/arch/arm/boot/dts/spear300-evb.dts
index 5de1431653e4..e859e8288bcd 100644
--- a/arch/arm/boot/dts/spear300-evb.dts
+++ b/arch/arm/boot/dts/spear300-evb.dts
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr300 Evaluation Baord
  *
- * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
+ * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear300.dtsi b/arch/arm/boot/dts/spear300.dtsi
index f79b3dfaabe6..f4e92e599729 100644
--- a/arch/arm/boot/dts/spear300.dtsi
+++ b/arch/arm/boot/dts/spear300.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr300 SoC
  *
- * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
+ * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear310-evb.dts b/arch/arm/boot/dts/spear310-evb.dts
index b09632963d15..070f2c1b7851 100644
--- a/arch/arm/boot/dts/spear310-evb.dts
+++ b/arch/arm/boot/dts/spear310-evb.dts
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr310 Evaluation Baord
  *
- * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
+ * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear310.dtsi b/arch/arm/boot/dts/spear310.dtsi
index 95372080eea6..da210b454753 100644
--- a/arch/arm/boot/dts/spear310.dtsi
+++ b/arch/arm/boot/dts/spear310.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr310 SoC
  *
- * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
+ * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear320-evb.dts b/arch/arm/boot/dts/spear320-evb.dts
index fdedbb514102..1b1034477923 100644
--- a/arch/arm/boot/dts/spear320-evb.dts
+++ b/arch/arm/boot/dts/spear320-evb.dts
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr320 Evaluation Baord
  *
- * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
+ * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear320.dtsi b/arch/arm/boot/dts/spear320.dtsi
index ffea342aeec9..22be6e5edaac 100644
--- a/arch/arm/boot/dts/spear320.dtsi
+++ b/arch/arm/boot/dts/spear320.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for SPEAr320 SoC
  *
- * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
+ * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/spear3xx.dtsi b/arch/arm/boot/dts/spear3xx.dtsi
index f0e3fcf8e323..118135d75899 100644
--- a/arch/arm/boot/dts/spear3xx.dtsi
+++ b/arch/arm/boot/dts/spear3xx.dtsi
@@ -1,7 +1,7 @@
 /*
  * DTS file for all SPEAr3xx SoCs
  *
- * Copyright 2012 Viresh Kumar <viresh.linux@gmail.com>
+ * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
  *
  * The code contained herein is licensed under the GNU General Public
  * License. You may obtain a copy of the GNU General Public License
diff --git a/arch/arm/boot/dts/ste-ccu8540.dts b/arch/arm/boot/dts/ste-ccu8540.dts
index 32dd55e5f4e6..6eaaf638e52e 100644
--- a/arch/arm/boot/dts/ste-ccu8540.dts
+++ b/arch/arm/boot/dts/ste-ccu8540.dts
@@ -17,6 +17,13 @@
 	model = "ST-Ericsson U8540 platform with Device Tree";
 	compatible = "st-ericsson,ccu8540", "st-ericsson,u8540";
 
+	/* This stablilizes the serial port enumeration */
+	aliases {
+		serial0 = &ux500_serial0;
+		serial1 = &ux500_serial1;
+		serial2 = &ux500_serial2;
+	};
+
 	memory@0 {
 		device_type = "memory";
 		reg = <0x20000000 0x1f000000>, <0xc0000000 0x3f000000>;
diff --git a/arch/arm/boot/dts/ste-ccu9540.dts b/arch/arm/boot/dts/ste-ccu9540.dts
index 651c56d400a4..c8b815819cfe 100644
--- a/arch/arm/boot/dts/ste-ccu9540.dts
+++ b/arch/arm/boot/dts/ste-ccu9540.dts
@@ -16,6 +16,13 @@
 	model = "ST-Ericsson CCU9540 platform with Device Tree";
 	compatible = "st-ericsson,ccu9540", "st-ericsson,u9540";
 
+	/* This stablilizes the serial port enumeration */
+	aliases {
+		serial0 = &ux500_serial0;
+		serial1 = &ux500_serial1;
+		serial2 = &ux500_serial2;
+	};
+
 	memory {
 		reg = <0x00000000 0x20000000>;
 	};
diff --git a/arch/arm/boot/dts/ste-dbx5x0.dtsi b/arch/arm/boot/dts/ste-dbx5x0.dtsi
index 853684ad7773..a75f3289e653 100644
--- a/arch/arm/boot/dts/ste-dbx5x0.dtsi
+++ b/arch/arm/boot/dts/ste-dbx5x0.dtsi
@@ -971,7 +971,7 @@
 			power-domains = <&pm_domains DOMAIN_VAPE>;
 		};
 
-		uart@80120000 {
+		ux500_serial0: uart@80120000 {
 			compatible = "arm,pl011", "arm,primecell";
 			reg = <0x80120000 0x1000>;
 			interrupts = <0 11 IRQ_TYPE_LEVEL_HIGH>;
@@ -986,7 +986,7 @@
 			status = "disabled";
 		};
 
-		uart@80121000 {
+		ux500_serial1: uart@80121000 {
 			compatible = "arm,pl011", "arm,primecell";
 			reg = <0x80121000 0x1000>;
 			interrupts = <0 19 IRQ_TYPE_LEVEL_HIGH>;
@@ -1001,7 +1001,7 @@
 			status = "disabled";
 		};
 
-		uart@80007000 {
+		ux500_serial2: uart@80007000 {
 			compatible = "arm,pl011", "arm,primecell";
 			reg = <0x80007000 0x1000>;
 			interrupts = <0 26 IRQ_TYPE_LEVEL_HIGH>;
diff --git a/arch/arm/boot/dts/ste-href.dtsi b/arch/arm/boot/dts/ste-href.dtsi
index 744c1e3a744d..6d8ce154347e 100644
--- a/arch/arm/boot/dts/ste-href.dtsi
+++ b/arch/arm/boot/dts/ste-href.dtsi
@@ -32,11 +32,11 @@
 			status = "okay";
 		};
 
+		/* This UART is unused and thus left disabled */
 		uart@80121000 {
 			pinctrl-names = "default", "sleep";
 			pinctrl-0 = <&uart1_default_mode>;
 			pinctrl-1 = <&uart1_sleep_mode>;
-			status = "okay";
 		};
 
 		uart@80007000 {
diff --git a/arch/arm/boot/dts/ste-hrefprev60-stuib.dts b/arch/arm/boot/dts/ste-hrefprev60-stuib.dts
index 2b1cb5b584b6..18e9795a94f9 100644
--- a/arch/arm/boot/dts/ste-hrefprev60-stuib.dts
+++ b/arch/arm/boot/dts/ste-hrefprev60-stuib.dts
@@ -17,6 +17,13 @@
 	model = "ST-Ericsson HREF (pre-v60) and ST UIB";
 	compatible = "st-ericsson,mop500", "st-ericsson,u8500";
 
+	/* This stablilizes the serial port enumeration */
+	aliases {
+		serial0 = &ux500_serial0;
+		serial1 = &ux500_serial1;
+		serial2 = &ux500_serial2;
+	};
+
 	soc {
 		/* Reset line for the BU21013 touchscreen */
 		i2c@80110000 {
diff --git a/arch/arm/boot/dts/ste-hrefprev60-tvk.dts b/arch/arm/boot/dts/ste-hrefprev60-tvk.dts
index 59523f866812..24739914e689 100644
--- a/arch/arm/boot/dts/ste-hrefprev60-tvk.dts
+++ b/arch/arm/boot/dts/ste-hrefprev60-tvk.dts
@@ -16,4 +16,11 @@
 / {
 	model = "ST-Ericsson HREF (pre-v60) and TVK1281618 UIB";
 	compatible = "st-ericsson,mop500", "st-ericsson,u8500";
+
+	/* This stablilizes the serial port enumeration */
+	aliases {
+		serial0 = &ux500_serial0;
+		serial1 = &ux500_serial1;
+		serial2 = &ux500_serial2;
+	};
 };
diff --git a/arch/arm/boot/dts/ste-hrefprev60.dtsi b/arch/arm/boot/dts/ste-hrefprev60.dtsi
index 7f3975b58d16..b0278f4c486c 100644
--- a/arch/arm/boot/dts/ste-hrefprev60.dtsi
+++ b/arch/arm/boot/dts/ste-hrefprev60.dtsi
@@ -23,6 +23,11 @@
 	};
 
 	soc {
+		/* Enable UART1 on this board */
+		uart@80121000 {
+			status = "okay";
+		};
+
 		i2c@80004000 {
 			tps61052@33 {
 				compatible = "tps61052";
diff --git a/arch/arm/boot/dts/ste-hrefv60plus-stuib.dts b/arch/arm/boot/dts/ste-hrefv60plus-stuib.dts
index 8c6a2de56cf1..c2e1ba019a2f 100644
--- a/arch/arm/boot/dts/ste-hrefv60plus-stuib.dts
+++ b/arch/arm/boot/dts/ste-hrefv60plus-stuib.dts
@@ -19,6 +19,13 @@
 	model = "ST-Ericsson HREF (v60+) and ST UIB";
 	compatible = "st-ericsson,hrefv60+", "st-ericsson,u8500";
 
+	/* This stablilizes the serial port enumeration */
+	aliases {
+		serial0 = &ux500_serial0;
+		serial1 = &ux500_serial1;
+		serial2 = &ux500_serial2;
+	};
+
 	soc {
 		/* Reset line for the BU21013 touchscreen */
 		i2c@80110000 {
diff --git a/arch/arm/boot/dts/ste-hrefv60plus-tvk.dts b/arch/arm/boot/dts/ste-hrefv60plus-tvk.dts
index d53cccdce776..ebd8547e98f1 100644
--- a/arch/arm/boot/dts/ste-hrefv60plus-tvk.dts
+++ b/arch/arm/boot/dts/ste-hrefv60plus-tvk.dts
@@ -18,4 +18,11 @@
 / {
 	model = "ST-Ericsson HREF (v60+) and TVK1281618 UIB";
 	compatible = "st-ericsson,hrefv60+", "st-ericsson,u8500";
+
+	/* This stablilizes the serial port enumeration */
+	aliases {
+		serial0 = &ux500_serial0;
+		serial1 = &ux500_serial1;
+		serial2 = &ux500_serial2;
+	};
 };
diff --git a/arch/arm/boot/dts/ste-hrefv60plus.dtsi b/arch/arm/boot/dts/ste-hrefv60plus.dtsi
index a4bc9e77d640..810cda743b6d 100644
--- a/arch/arm/boot/dts/ste-hrefv60plus.dtsi
+++ b/arch/arm/boot/dts/ste-hrefv60plus.dtsi
@@ -43,15 +43,26 @@
 				  <&vaudio_hf_hrefv60_mode>,
 				  <&gbf_hrefv60_mode>,
 				  <&hdtv_hrefv60_mode>,
-				  <&touch_hrefv60_mode>;
+				  <&touch_hrefv60_mode>,
+				  <&gpios_hrefv60_mode>;
 
 			sdi0 {
-				/* SD card detect GPIO pin, extend default state */
 				sdi0_default_mode: sdi0_default {
+					/* SD card detect GPIO pin, extend default state */
 					default_hrefv60_cfg1 {
 						pins = "GPIO95_E8";
 						ste,config = <&gpio_in_pu>;
 					};
+					/* VMMCI level-shifter enable */
+					default_hrefv60_cfg2 {
+						pins = "GPIO169_D22";
+						ste,config = <&gpio_out_lo>;
+					};
+					/* VMMCI level-shifter voltage select */
+					default_hrefv60_cfg3 {
+						pins = "GPIO5_AG6";
+						ste,config = <&gpio_out_hi>;
+					};
 				};
 			};
 			ipgpio {
@@ -213,6 +224,16 @@
 					};
 				};
 			};
+			gpios {
+				/* Dangling GPIO pins */
+				gpios_hrefv60_mode: gpios_hrefv60 {
+					default_cfg1 {
+						/* Normally UART1 RXD, now dangling */
+						pins = "GPIO4_AH6";
+						ste,config = <&in_pu>;
+					};
+				};
+			};
 		};
 	};
 };
diff --git a/arch/arm/boot/dts/ste-snowball.dts b/arch/arm/boot/dts/ste-snowball.dts
index 9edadc37719f..32a5ccb14e7e 100644
--- a/arch/arm/boot/dts/ste-snowball.dts
+++ b/arch/arm/boot/dts/ste-snowball.dts
@@ -18,6 +18,13 @@
 	model = "Calao Systems Snowball platform with device tree";
 	compatible = "calaosystems,snowball-a9500", "st-ericsson,u9500";
 
+	/* This stablilizes the serial port enumeration */
+	aliases {
+		serial0 = &ux500_serial0;
+		serial1 = &ux500_serial1;
+		serial2 = &ux500_serial2;
+	};
+
 	memory {
 		reg = <0x00000000 0x20000000>;
 	};
@@ -223,11 +230,11 @@
 			status = "okay";
 		};
 
+		/* This UART is unused and thus left disabled */
 		uart@80121000 {
 			pinctrl-names = "default", "sleep";
 			pinctrl-0 = <&uart1_default_mode>;
 			pinctrl-1 = <&uart1_sleep_mode>;
-			status = "okay";
 		};
 
 		uart@80007000 {
@@ -452,7 +459,21 @@
 						pins = "GPIO21_AB3"; /* DAT31DIR */
 						ste,config = <&out_hi>;
 					};
-
+					/* SD card detect GPIO pin, extend default state */
+					snowball_cfg2 {
+						pins = "GPIO218_AH11";
+						ste,config = <&gpio_in_pu>;
+					};
+					/* VMMCI level-shifter enable */
+					snowball_cfg3 {
+						pins = "GPIO217_AH12";
+						ste,config = <&gpio_out_lo>;
+					};
+					/* VMMCI level-shifter voltage select */
+					snowball_cfg4 {
+						pins = "GPIO228_AJ6";
+						ste,config = <&gpio_out_hi>;
+					};
 				};
 			};
 			ssp0 {
diff --git a/arch/arm/include/asm/Kbuild b/arch/arm/include/asm/Kbuild
index 83c50193626c..30b3bc1666d2 100644
--- a/arch/arm/include/asm/Kbuild
+++ b/arch/arm/include/asm/Kbuild
@@ -13,6 +13,7 @@ generic-y += kdebug.h
 generic-y += local.h
 generic-y += local64.h
 generic-y += mcs_spinlock.h
+generic-y += mm-arch-hooks.h
 generic-y += msgbuf.h
 generic-y += param.h
 generic-y += parport.h
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index 6f225acc07c5..b7f6fb462ea0 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -286,7 +286,7 @@ extern phys_addr_t (*arch_virt_to_idmap)(unsigned long x);
  */
 static inline phys_addr_t __virt_to_idmap(unsigned long x)
 {
-	if (arch_virt_to_idmap)
+	if (IS_ENABLED(CONFIG_MMU) && arch_virt_to_idmap)
 		return arch_virt_to_idmap(x);
 	else
 		return __virt_to_phys(x);
diff --git a/arch/arm/include/asm/mm-arch-hooks.h b/arch/arm/include/asm/mm-arch-hooks.h
deleted file mode 100644
index 7056660c7cc4..000000000000
--- a/arch/arm/include/asm/mm-arch-hooks.h
+++ /dev/null
@@ -1,15 +0,0 @@
-/*
- * Architecture specific mm hooks
- *
- * Copyright (C) 2015, IBM Corporation
- * Author: Laurent Dufour <ldufour@linux.vnet.ibm.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef _ASM_ARM_MM_ARCH_HOOKS_H
-#define _ASM_ARM_MM_ARCH_HOOKS_H
-
-#endif /* _ASM_ARM_MM_ARCH_HOOKS_H */
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index 357f57ea83f4..54272e0be713 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -818,12 +818,13 @@ static int of_pmu_irq_cfg(struct arm_pmu *pmu)
 			if (arch_find_n_match_cpu_physical_id(dn, cpu, NULL))
 				break;
 
-		of_node_put(dn);
 		if (cpu >= nr_cpu_ids) {
 			pr_warn("Failed to find logical CPU for %s\n",
 				dn->name);
+			of_node_put(dn);
 			break;
 		}
+		of_node_put(dn);
 
 		irqs[i] = cpu;
 		cpumask_set_cpu(cpu, &pmu->supported_cpus);
diff --git a/arch/arm/kernel/reboot.c b/arch/arm/kernel/reboot.c
index 1a4d232796be..38269358fd25 100644
--- a/arch/arm/kernel/reboot.c
+++ b/arch/arm/kernel/reboot.c
@@ -50,7 +50,7 @@ static void __soft_restart(void *addr)
 	flush_cache_all();
 
 	/* Switch to the identity mapping. */
-	phys_reset = (phys_reset_t)(unsigned long)virt_to_phys(cpu_reset);
+	phys_reset = (phys_reset_t)(unsigned long)virt_to_idmap(cpu_reset);
 	phys_reset((unsigned long)addr);
 
 	/* Should never get here. */
diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c
index 80bad29d609a..8c4467fad837 100644
--- a/arch/arm/mach-imx/gpc.c
+++ b/arch/arm/mach-imx/gpc.c
@@ -291,8 +291,6 @@ void __init imx_gpc_check_dt(void)
 	}
 }
 
-#ifdef CONFIG_PM_GENERIC_DOMAINS
-
 static void _imx6q_pm_pu_power_off(struct generic_pm_domain *genpd)
 {
 	int iso, iso2sw;
@@ -399,7 +397,6 @@ static struct genpd_onecell_data imx_gpc_onecell_data = {
 static int imx_gpc_genpd_init(struct device *dev, struct regulator *pu_reg)
 {
 	struct clk *clk;
-	bool is_off;
 	int i;
 
 	imx6q_pu_domain.reg = pu_reg;
@@ -416,18 +413,13 @@ static int imx_gpc_genpd_init(struct device *dev, struct regulator *pu_reg)
 	}
 	imx6q_pu_domain.num_clks = i;
 
-	is_off = IS_ENABLED(CONFIG_PM);
-	if (is_off) {
-		_imx6q_pm_pu_power_off(&imx6q_pu_domain.base);
-	} else {
-		/*
-		 * Enable power if compiled without CONFIG_PM in case the
-		 * bootloader disabled it.
-		 */
-		imx6q_pm_pu_power_on(&imx6q_pu_domain.base);
-	}
+	/* Enable power always in case bootloader disabled it. */
+	imx6q_pm_pu_power_on(&imx6q_pu_domain.base);
+
+	if (!IS_ENABLED(CONFIG_PM_GENERIC_DOMAINS))
+		return 0;
 
-	pm_genpd_init(&imx6q_pu_domain.base, NULL, is_off);
+	pm_genpd_init(&imx6q_pu_domain.base, NULL, false);
 	return of_genpd_add_provider_onecell(dev->of_node,
 					     &imx_gpc_onecell_data);
 
@@ -437,13 +429,6 @@ clk_err:
 	return -EINVAL;
 }
 
-#else
-static inline int imx_gpc_genpd_init(struct device *dev, struct regulator *reg)
-{
-	return 0;
-}
-#endif /* CONFIG_PM_GENERIC_DOMAINS */
-
 static int imx_gpc_probe(struct platform_device *pdev)
 {
 	struct regulator *pu_reg;
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index ecc04ff13e95..4a023e8d1bdb 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -60,6 +60,7 @@ config SOC_AM43XX
 	select ARM_GIC
 	select MACH_OMAP_GENERIC
 	select MIGHT_HAVE_CACHE_L2X0
+	select HAVE_ARM_SCU
 
 config SOC_DRA7XX
 	bool "TI DRA7XX"
diff --git a/arch/arm/mach-pxa/capc7117.c b/arch/arm/mach-pxa/capc7117.c
index c092730749b9..bf366b39fa61 100644
--- a/arch/arm/mach-pxa/capc7117.c
+++ b/arch/arm/mach-pxa/capc7117.c
@@ -24,6 +24,7 @@
 #include <linux/ata_platform.h>
 #include <linux/serial_8250.h>
 #include <linux/gpio.h>
+#include <linux/regulator/machine.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -144,6 +145,8 @@ static void __init capc7117_init(void)
 
 	capc7117_uarts_init();
 	capc7117_ide_init();
+
+	regulator_has_full_constraints();
 }
 
 MACHINE_START(CAPC7117,
diff --git a/arch/arm/mach-pxa/cm-x2xx.c b/arch/arm/mach-pxa/cm-x2xx.c
index bb99f59a36d8..a17a91eb8e9a 100644
--- a/arch/arm/mach-pxa/cm-x2xx.c
+++ b/arch/arm/mach-pxa/cm-x2xx.c
@@ -13,6 +13,7 @@
 #include <linux/syscore_ops.h>
 #include <linux/irq.h>
 #include <linux/gpio.h>
+#include <linux/regulator/machine.h>
 
 #include <linux/dm9000.h>
 #include <linux/leds.h>
@@ -466,6 +467,8 @@ static void __init cmx2xx_init(void)
 	cmx2xx_init_ac97();
 	cmx2xx_init_touchscreen();
 	cmx2xx_init_leds();
+
+	regulator_has_full_constraints();
 }
 
 static void __init cmx2xx_init_irq(void)
diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c
index 4d3588d26c2a..5851f4c254c1 100644
--- a/arch/arm/mach-pxa/cm-x300.c
+++ b/arch/arm/mach-pxa/cm-x300.c
@@ -835,6 +835,8 @@ static void __init cm_x300_init(void)
 	cm_x300_init_ac97();
 	cm_x300_init_wi2wi();
 	cm_x300_init_bl();
+
+	regulator_has_full_constraints();
 }
 
 static void __init cm_x300_fixup(struct tag *tags, char **cmdline)
diff --git a/arch/arm/mach-pxa/colibri-pxa270.c b/arch/arm/mach-pxa/colibri-pxa270.c
index 5f9d9303b346..3503826333c7 100644
--- a/arch/arm/mach-pxa/colibri-pxa270.c
+++ b/arch/arm/mach-pxa/colibri-pxa270.c
@@ -18,6 +18,7 @@
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/physmap.h>
 #include <linux/platform_device.h>
+#include <linux/regulator/machine.h>
 #include <linux/ucb1400.h>
 
 #include <asm/mach/arch.h>
@@ -294,6 +295,8 @@ static void __init colibri_pxa270_init(void)
 		printk(KERN_ERR "Illegal colibri_pxa270_baseboard type %d\n",
 				colibri_pxa270_baseboard);
 	}
+
+	regulator_has_full_constraints();
 }
 
 /* The "Income s.r.o. SH-Dmaster PXA270 SBC" board can be booted either
diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c
index 51531ecffca8..9d7072b04045 100644
--- a/arch/arm/mach-pxa/em-x270.c
+++ b/arch/arm/mach-pxa/em-x270.c
@@ -1306,6 +1306,8 @@ static void __init em_x270_init(void)
 	em_x270_init_i2c();
 	em_x270_init_camera();
 	em_x270_userspace_consumers_init();
+
+	regulator_has_full_constraints();
 }
 
 MACHINE_START(EM_X270, "Compulab EM-X270")
diff --git a/arch/arm/mach-pxa/icontrol.c b/arch/arm/mach-pxa/icontrol.c
index c98511c5abd1..9b0eb0252af6 100644
--- a/arch/arm/mach-pxa/icontrol.c
+++ b/arch/arm/mach-pxa/icontrol.c
@@ -26,6 +26,7 @@
 #include <linux/spi/spi.h>
 #include <linux/spi/pxa2xx_spi.h>
 #include <linux/can/platform/mcp251x.h>
+#include <linux/regulator/machine.h>
 
 #include "generic.h"
 
@@ -185,6 +186,8 @@ static void __init icontrol_init(void)
 	mxm_8x10_mmc_init();
 
 	icontrol_can_init();
+
+	regulator_has_full_constraints();
 }
 
 MACHINE_START(ICONTROL, "iControl/SafeTcam boards using Embedian MXM-8x10 CoM")
diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c
index 872dcb20e757..066e3a250ee0 100644
--- a/arch/arm/mach-pxa/trizeps4.c
+++ b/arch/arm/mach-pxa/trizeps4.c
@@ -26,6 +26,7 @@
 #include <linux/dm9000.h>
 #include <linux/mtd/physmap.h>
 #include <linux/mtd/partitions.h>
+#include <linux/regulator/machine.h>
 #include <linux/i2c/pxa-i2c.h>
 
 #include <asm/types.h>
@@ -534,6 +535,8 @@ static void __init trizeps4_init(void)
 
 	BCR_writew(trizeps_conxs_bcr);
 	board_backlight_power(1);
+
+	regulator_has_full_constraints();
 }
 
 static void __init trizeps4_map_io(void)
diff --git a/arch/arm/mach-pxa/vpac270.c b/arch/arm/mach-pxa/vpac270.c
index aa89488f961e..54122a983ae3 100644
--- a/arch/arm/mach-pxa/vpac270.c
+++ b/arch/arm/mach-pxa/vpac270.c
@@ -24,6 +24,7 @@
 #include <linux/dm9000.h>
 #include <linux/ucb1400.h>
 #include <linux/ata_platform.h>
+#include <linux/regulator/machine.h>
 #include <linux/regulator/max1586.h>
 #include <linux/i2c/pxa-i2c.h>
 
@@ -711,6 +712,8 @@ static void __init vpac270_init(void)
 	vpac270_ts_init();
 	vpac270_rtc_init();
 	vpac270_ide_init();
+
+	regulator_has_full_constraints();
 }
 
 MACHINE_START(VPAC270, "Voipac PXA270")
diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c
index ac2ae5c71ab4..6158566fa0f7 100644
--- a/arch/arm/mach-pxa/zeus.c
+++ b/arch/arm/mach-pxa/zeus.c
@@ -868,6 +868,8 @@ static void __init zeus_init(void)
 	i2c_register_board_info(0, ARRAY_AND_SIZE(zeus_i2c_devices));
 	pxa2xx_set_spi_info(3, &pxa2xx_spi_ssp3_master_info);
 	spi_register_board_info(zeus_spi_board_info, ARRAY_SIZE(zeus_spi_board_info));
+
+	regulator_has_full_constraints();
 }
 
 static struct map_desc zeus_io_desc[] __initdata = {
diff --git a/arch/arm/mach-spear/generic.h b/arch/arm/mach-spear/generic.h
index a99d90a4d09c..06640914d9a0 100644
--- a/arch/arm/mach-spear/generic.h
+++ b/arch/arm/mach-spear/generic.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2009-2012 ST Microelectronics
  * Rajeev Kumar <rajeev-dlh.kumar@st.com>
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/include/mach/irqs.h b/arch/arm/mach-spear/include/mach/irqs.h
index 92da0a8c6bce..7058720c5278 100644
--- a/arch/arm/mach-spear/include/mach/irqs.h
+++ b/arch/arm/mach-spear/include/mach/irqs.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2009-2012 ST Microelectronics
  * Rajeev Kumar <rajeev-dlh.kumar@st.com>
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/include/mach/misc_regs.h b/arch/arm/mach-spear/include/mach/misc_regs.h
index 935639ce59ba..cfaf7c665b58 100644
--- a/arch/arm/mach-spear/include/mach/misc_regs.h
+++ b/arch/arm/mach-spear/include/mach/misc_regs.h
@@ -4,7 +4,7 @@
  * Miscellaneous registers definitions for SPEAr3xx machine family
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/include/mach/spear.h b/arch/arm/mach-spear/include/mach/spear.h
index f2d6a0176575..5ed841ccf8a3 100644
--- a/arch/arm/mach-spear/include/mach/spear.h
+++ b/arch/arm/mach-spear/include/mach/spear.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2009,2012 ST Microelectronics
  * Rajeev Kumar<rajeev-dlh.kumar@st.com>
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/include/mach/uncompress.h b/arch/arm/mach-spear/include/mach/uncompress.h
index 51b2dc93e4da..8439b9c12edb 100644
--- a/arch/arm/mach-spear/include/mach/uncompress.h
+++ b/arch/arm/mach-spear/include/mach/uncompress.h
@@ -4,7 +4,7 @@
  * Serial port stubs for kernel decompress status messages
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/pl080.c b/arch/arm/mach-spear/pl080.c
index cfa1199d0f4a..b4529f3e0ee9 100644
--- a/arch/arm/mach-spear/pl080.c
+++ b/arch/arm/mach-spear/pl080.c
@@ -4,7 +4,7 @@
  * DMAC pl080 definitions for SPEAr platform
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/pl080.h b/arch/arm/mach-spear/pl080.h
index eb6590ded40d..608dec6725ae 100644
--- a/arch/arm/mach-spear/pl080.h
+++ b/arch/arm/mach-spear/pl080.h
@@ -4,7 +4,7 @@
  * DMAC pl080 definitions for SPEAr platform
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/restart.c b/arch/arm/mach-spear/restart.c
index ce5e098c4888..b4342155a783 100644
--- a/arch/arm/mach-spear/restart.c
+++ b/arch/arm/mach-spear/restart.c
@@ -4,7 +4,7 @@
  * SPEAr platform specific restart functions
  *
  * Copyright (C) 2009 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear1310.c b/arch/arm/mach-spear/spear1310.c
index d9ce4d8000f0..cd5d375d91f0 100644
--- a/arch/arm/mach-spear/spear1310.c
+++ b/arch/arm/mach-spear/spear1310.c
@@ -4,7 +4,7 @@
  * SPEAr1310 machine source file
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear1340.c b/arch/arm/mach-spear/spear1340.c
index 3f3c0f124bd3..94594d5a446c 100644
--- a/arch/arm/mach-spear/spear1340.c
+++ b/arch/arm/mach-spear/spear1340.c
@@ -4,7 +4,7 @@
  * SPEAr1340 machine source file
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear13xx.c b/arch/arm/mach-spear/spear13xx.c
index 2e463a93468d..b7afce6795f4 100644
--- a/arch/arm/mach-spear/spear13xx.c
+++ b/arch/arm/mach-spear/spear13xx.c
@@ -4,7 +4,7 @@
  * SPEAr13XX machines common source file
  *
  * Copyright (C) 2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear300.c b/arch/arm/mach-spear/spear300.c
index b52e48f342f4..5b32edda2276 100644
--- a/arch/arm/mach-spear/spear300.c
+++ b/arch/arm/mach-spear/spear300.c
@@ -4,7 +4,7 @@
  * SPEAr300 machine source file
  *
  * Copyright (C) 2009-2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear310.c b/arch/arm/mach-spear/spear310.c
index ed2029db391f..86a44ac7ff67 100644
--- a/arch/arm/mach-spear/spear310.c
+++ b/arch/arm/mach-spear/spear310.c
@@ -4,7 +4,7 @@
  * SPEAr310 machine source file
  *
  * Copyright (C) 2009-2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear320.c b/arch/arm/mach-spear/spear320.c
index bf634b32a930..d45d751926c5 100644
--- a/arch/arm/mach-spear/spear320.c
+++ b/arch/arm/mach-spear/spear320.c
@@ -4,7 +4,7 @@
  * SPEAr320 machine source file
  *
  * Copyright (C) 2009-2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-spear/spear3xx.c b/arch/arm/mach-spear/spear3xx.c
index bf3b1fd8cb23..23394ac76cf2 100644
--- a/arch/arm/mach-spear/spear3xx.c
+++ b/arch/arm/mach-spear/spear3xx.c
@@ -4,7 +4,7 @@
  * SPEAr3XX machines common source file
  *
  * Copyright (C) 2009-2012 ST Microelectronics
- * Viresh Kumar <viresh.linux@gmail.com>
+ * Viresh Kumar <vireshk@kernel.org>
  *
  * This file is licensed under the terms of the GNU General Public
  * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 1ced8a0f7a52..cba12f34ff77 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -1971,7 +1971,7 @@ static int extend_iommu_mapping(struct dma_iommu_mapping *mapping)
 {
 	int next_bitmap;
 
-	if (mapping->nr_bitmaps > mapping->extensions)
+	if (mapping->nr_bitmaps >= mapping->extensions)
 		return -EINVAL;
 
 	next_bitmap = mapping->nr_bitmaps;
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 0716bbe19872..de2b246fed38 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -274,7 +274,10 @@ __v7_ca15mp_setup:
 __v7_b15mp_setup:
 __v7_ca17mp_setup:
 	mov	r10, #0
-1:
+1:	adr	r12, __v7_setup_stack		@ the local stack
+	stmia	r12, {r0-r5, lr}		@ v7_invalidate_l1 touches r0-r6
+	bl      v7_invalidate_l1
+	ldmia	r12, {r0-r5, lr}
 #ifdef CONFIG_SMP
 	ALT_SMP(mrc	p15, 0, r0, c1, c0, 1)
 	ALT_UP(mov	r0, #(1 << 6))		@ fake it for UP
@@ -283,7 +286,7 @@ __v7_ca17mp_setup:
 	orreq	r0, r0, r10			@ Enable CPU-specific SMP bits
 	mcreq	p15, 0, r0, c1, c0, 1
 #endif
-	b	__v7_setup
+	b	__v7_setup_cont
 
 /*
  * Errata:
@@ -413,10 +416,11 @@ __v7_pj4b_setup:
 
 __v7_setup:
 	adr	r12, __v7_setup_stack		@ the local stack
-	stmia	r12, {r0-r5, r7, r9, r11, lr}
+	stmia	r12, {r0-r5, lr}		@ v7_invalidate_l1 touches r0-r6
 	bl      v7_invalidate_l1
-	ldmia	r12, {r0-r5, r7, r9, r11, lr}
+	ldmia	r12, {r0-r5, lr}
 
+__v7_setup_cont:
 	and	r0, r9, #0xff000000		@ ARM?
 	teq	r0, #0x41000000
 	bne	__errata_finish
@@ -480,7 +484,7 @@ ENDPROC(__v7_setup)
 
 	.align	2
 __v7_setup_stack:
-	.space	4 * 11				@ 11 registers
+	.space	4 * 7				@ 12 registers
 
 	__INITDATA
 
diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c
index 4550d247e308..c011e2296cb1 100644
--- a/arch/arm/net/bpf_jit_32.c
+++ b/arch/arm/net/bpf_jit_32.c
@@ -74,32 +74,52 @@ struct jit_ctx {
 
 int bpf_jit_enable __read_mostly;
 
-static u64 jit_get_skb_b(struct sk_buff *skb, unsigned offset)
+static inline int call_neg_helper(struct sk_buff *skb, int offset, void *ret,
+		      unsigned int size)
+{
+	void *ptr = bpf_internal_load_pointer_neg_helper(skb, offset, size);
+
+	if (!ptr)
+		return -EFAULT;
+	memcpy(ret, ptr, size);
+	return 0;
+}
+
+static u64 jit_get_skb_b(struct sk_buff *skb, int offset)
 {
 	u8 ret;
 	int err;
 
-	err = skb_copy_bits(skb, offset, &ret, 1);
+	if (offset < 0)
+		err = call_neg_helper(skb, offset, &ret, 1);
+	else
+		err = skb_copy_bits(skb, offset, &ret, 1);
 
 	return (u64)err << 32 | ret;
 }
 
-static u64 jit_get_skb_h(struct sk_buff *skb, unsigned offset)
+static u64 jit_get_skb_h(struct sk_buff *skb, int offset)
 {
 	u16 ret;
 	int err;
 
-	err = skb_copy_bits(skb, offset, &ret, 2);
+	if (offset < 0)
+		err = call_neg_helper(skb, offset, &ret, 2);
+	else
+		err = skb_copy_bits(skb, offset, &ret, 2);
 
 	return (u64)err << 32 | ntohs(ret);
 }
 
-static u64 jit_get_skb_w(struct sk_buff *skb, unsigned offset)
+static u64 jit_get_skb_w(struct sk_buff *skb, int offset)
 {
 	u32 ret;
 	int err;
 
-	err = skb_copy_bits(skb, offset, &ret, 4);
+	if (offset < 0)
+		err = call_neg_helper(skb, offset, &ret, 4);
+	else
+		err = skb_copy_bits(skb, offset, &ret, 4);
 
 	return (u64)err << 32 | ntohl(ret);
 }
@@ -536,9 +556,6 @@ static int build_body(struct jit_ctx *ctx)
 		case BPF_LD | BPF_B | BPF_ABS:
 			load_order = 0;
 load:
-			/* the interpreter will deal with the negative K */
-			if ((int)k < 0)
-				return -ENOTSUPP;
 			emit_mov_i(r_off, k, ctx);
 load_common:
 			ctx->seen |= SEEN_DATA | SEEN_CALL;
@@ -547,12 +564,24 @@ load_common:
 				emit(ARM_SUB_I(r_scratch, r_skb_hl,
 					       1 << load_order), ctx);
 				emit(ARM_CMP_R(r_scratch, r_off), ctx);
-				condt = ARM_COND_HS;
+				condt = ARM_COND_GE;
 			} else {
 				emit(ARM_CMP_R(r_skb_hl, r_off), ctx);
 				condt = ARM_COND_HI;
 			}
 
+			/*
+			 * test for negative offset, only if we are
+			 * currently scheduled to take the fast
+			 * path. this will update the flags so that
+			 * the slowpath instruction are ignored if the
+			 * offset is negative.
+			 *
+			 * for loard_order == 0 the HI condition will
+			 * make loads at offset 0 take the slow path too.
+			 */
+			_emit(condt, ARM_CMP_I(r_off, 0), ctx);
+
 			_emit(condt, ARM_ADD_R(r_scratch, r_off, r_skb_data),
 			      ctx);
 
@@ -860,9 +889,11 @@ b_epilogue:
 			off = offsetof(struct sk_buff, vlan_tci);
 			emit(ARM_LDRH_I(r_A, r_skb, off), ctx);
 			if (code == (BPF_ANC | SKF_AD_VLAN_TAG))
-				OP_IMM3(ARM_AND, r_A, r_A, VLAN_VID_MASK, ctx);
-			else
-				OP_IMM3(ARM_AND, r_A, r_A, VLAN_TAG_PRESENT, ctx);
+				OP_IMM3(ARM_AND, r_A, r_A, ~VLAN_TAG_PRESENT, ctx);
+			else {
+				OP_IMM3(ARM_LSR, r_A, r_A, 12, ctx);
+				OP_IMM3(ARM_AND, r_A, r_A, 0x1, ctx);
+			}
 			break;
 		case BPF_ANC | SKF_AD_QUEUE:
 			ctx->seen |= SEEN_SKB;