Merge branch 'master' of git://git.denx.de/u-boot-dm

38 files changed, 203 insertions, 163 deletions

diff --git a/arch/arm/cpu/armv7/exynos/pinmux.c b/arch/arm/cpu/armv7/exynos/pinmux.c
index 94d0297051..be43e224fa 100644
--- a/arch/arm/cpu/armv7/exynos/pinmux.c
+++ b/arch/arm/cpu/armv7/exynos/pinmux.c
@@ -266,22 +266,33 @@ static void exynos5_sromc_config(int flags)
 
 static void exynos5_i2c_config(int peripheral, int flags)
 {
+	int func01, func23;
+
+	 /* High-Speed I2C */
+	if (flags & PINMUX_FLAG_HS_MODE) {
+		func01 = 4;
+		func23 = 4;
+	} else {
+		func01 = 2;
+		func23 = 3;
+	}
+
 	switch (peripheral) {
 	case PERIPH_ID_I2C0:
-		gpio_cfg_pin(EXYNOS5_GPIO_B30, S5P_GPIO_FUNC(0x2));
-		gpio_cfg_pin(EXYNOS5_GPIO_B31, S5P_GPIO_FUNC(0x2));
+		gpio_cfg_pin(EXYNOS5_GPIO_B30, S5P_GPIO_FUNC(func01));
+		gpio_cfg_pin(EXYNOS5_GPIO_B31, S5P_GPIO_FUNC(func01));
 		break;
 	case PERIPH_ID_I2C1:
-		gpio_cfg_pin(EXYNOS5_GPIO_B32, S5P_GPIO_FUNC(0x2));
-		gpio_cfg_pin(EXYNOS5_GPIO_B33, S5P_GPIO_FUNC(0x2));
+		gpio_cfg_pin(EXYNOS5_GPIO_B32, S5P_GPIO_FUNC(func01));
+		gpio_cfg_pin(EXYNOS5_GPIO_B33, S5P_GPIO_FUNC(func01));
 		break;
 	case PERIPH_ID_I2C2:
-		gpio_cfg_pin(EXYNOS5_GPIO_A06, S5P_GPIO_FUNC(0x3));
-		gpio_cfg_pin(EXYNOS5_GPIO_A07, S5P_GPIO_FUNC(0x3));
+		gpio_cfg_pin(EXYNOS5_GPIO_A06, S5P_GPIO_FUNC(func23));
+		gpio_cfg_pin(EXYNOS5_GPIO_A07, S5P_GPIO_FUNC(func23));
 		break;
 	case PERIPH_ID_I2C3:
-		gpio_cfg_pin(EXYNOS5_GPIO_A12, S5P_GPIO_FUNC(0x3));
-		gpio_cfg_pin(EXYNOS5_GPIO_A13, S5P_GPIO_FUNC(0x3));
+		gpio_cfg_pin(EXYNOS5_GPIO_A12, S5P_GPIO_FUNC(func23));
+		gpio_cfg_pin(EXYNOS5_GPIO_A13, S5P_GPIO_FUNC(func23));
 		break;
 	case PERIPH_ID_I2C4:
 		gpio_cfg_pin(EXYNOS5_GPIO_A20, S5P_GPIO_FUNC(0x3));
diff --git a/arch/arm/cpu/tegra20-common/pmu.c b/arch/arm/cpu/tegra20-common/pmu.c
index 36a76a24d9..a774246a27 100644
--- a/arch/arm/cpu/tegra20-common/pmu.c
+++ b/arch/arm/cpu/tegra20-common/pmu.c
@@ -52,7 +52,7 @@ int pmu_set_nominal(void)
 		debug("%s: Cannot find DVC I2C bus\n", __func__);
 		return ret;
 	}
-	ret = i2c_get_chip(bus, PMI_I2C_ADDRESS, &dev);
+	ret = i2c_get_chip(bus, PMI_I2C_ADDRESS, 1, &dev);
 	if (ret) {
 		debug("%s: Cannot find DVC I2C chip\n", __func__);
 		return ret;
diff --git a/arch/arm/dts/exynos4.dtsi b/arch/arm/dts/exynos4.dtsi
index 77fad48fb4..7de227cc01 100644
--- a/arch/arm/dts/exynos4.dtsi
+++ b/arch/arm/dts/exynos4.dtsi
@@ -51,56 +51,64 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,s3c2440-i2c";
-		interrupts = <0 0 0>;
+		reg = <0x13860000 0x100>;
+		interrupts = <0 56 0>;
 	};
 
 	i2c@13870000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,s3c2440-i2c";
-		interrupts = <1 1 0>;
+		reg = <0x13870000 0x100>;
+		interrupts = <1 57 0>;
 	};
 
 	i2c@13880000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,s3c2440-i2c";
-		interrupts = <2 2 0>;
+		reg = <0x13880000 0x100>;
+		interrupts = <2 58 0>;
 	};
 
 	i2c@13890000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,s3c2440-i2c";
-		interrupts = <3 3 0>;
+		reg = <0x13890000 0x100>;
+		interrupts = <3 59 0>;
 	};
 
 	i2c@138a0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,s3c2440-i2c";
-		interrupts = <4 4 0>;
+		reg = <0x138a0000 0x100>;
+		interrupts = <4 60 0>;
 	};
 
 	i2c@138b0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,s3c2440-i2c";
-		interrupts = <5 5 0>;
+		reg = <0x138b0000 0x100>;
+		interrupts = <5 61 0>;
 	};
 
 	i2c@138c0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,s3c2440-i2c";
-		interrupts = <6 6 0>;
+		reg = <0x138c0000 0x100>;
+		interrupts = <6 62 0>;
 	};
 
 	i2c@138d0000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 		compatible = "samsung,s3c2440-i2c";
-		interrupts = <7 7 0>;
+		reg = <0x138d0000 0x100>;
+		interrupts = <7 63 0>;
 	};
 
 	sdhci@12510000 {
@@ -143,11 +151,4 @@
 		interrupts = <0 131 0>;
 	};
 
-	gpio: gpio {
-		gpio-controller;
-		#gpio-cells = <2>;
-
-		interrupt-controller;
-		#interrupt-cells = <2>;
-	};
 };
diff --git a/arch/arm/dts/exynos4210-origen.dts b/arch/arm/dts/exynos4210-origen.dts
index dd2476c1a3..3f87761584 100644
--- a/arch/arm/dts/exynos4210-origen.dts
+++ b/arch/arm/dts/exynos4210-origen.dts
@@ -36,7 +36,7 @@
 	sdhci@12530000 {
 		samsung,bus-width = <4>;
 		samsung,timing = <1 2 3>;
-		cd-gpios = <&gpio 0xA2 0>;
+		cd-gpios = <&gpk2 2 0>;
 	};
 
 	sdhci@12540000 {
diff --git a/arch/arm/dts/exynos4210-trats.dts b/arch/arm/dts/exynos4210-trats.dts
index 8c7a2c3a78..36d02df3b0 100644
--- a/arch/arm/dts/exynos4210-trats.dts
+++ b/arch/arm/dts/exynos4210-trats.dts
@@ -101,7 +101,7 @@
 	sdhci@12510000 {
 		samsung,bus-width = <8>;
 		samsung,timing = <1 3 3>;
-		pwr-gpios = <&gpio 146 0>;
+		pwr-gpios = <&gpk0 2 0>;
 	};
 
 	sdhci@12520000 {
@@ -111,7 +111,7 @@
 	sdhci@12530000 {
 		samsung,bus-width = <4>;
 		samsung,timing = <1 2 3>;
-		cd-gpios = <&gpio 284 0>;
+		cd-gpios = <&gpx3 4 0>;
 	};
 
 	sdhci@12540000 {
diff --git a/arch/arm/dts/exynos4210-universal_c210.dts b/arch/arm/dts/exynos4210-universal_c210.dts
index 808c3f7cc3..16948c9342 100644
--- a/arch/arm/dts/exynos4210-universal_c210.dts
+++ b/arch/arm/dts/exynos4210-universal_c210.dts
@@ -24,7 +24,7 @@
 	sdhci@12510000 {
 		samsung,bus-width = <8>;
 		samsung,timing = <1 3 3>;
-		pwr-gpios = <&gpio 146 0>;
+		pwr-gpios = <&gpk0 2 0>;
 	};
 
 	sdhci@12520000 {
@@ -34,7 +34,7 @@
 	sdhci@12530000 {
 		samsung,bus-width = <4>;
 		samsung,timing = <1 2 3>;
-		cd-gpios = <&gpio 284 0>;
+		cd-gpios = <&gpx3 4 0>;
 	};
 
 	sdhci@12540000 {
@@ -43,10 +43,10 @@
 
 	soft-spi {
 		compatible = "u-boot,soft-spi";
-		cs-gpio = <&gpio 235 0>;	/* Y43 */
-		sclk-gpio = <&gpio 225 0>;	/* Y31 */
-		mosi-gpio = <&gpio 227 0>;	/* Y33 */
-		miso-gpio = <&gpio 224 0>;	/* Y30 */
+		cs-gpio = <&gpy4 3 0>;
+		sclk-gpio = <&gpy3 1 0>;
+		mosi-gpio = <&gpy3 3 0>;
+		miso-gpio = <&gpy3 0 0>;
 		spi-delay-us = <1>;
 		#address-cells = <1>;
 		#size-cells = <0>;
diff --git a/arch/arm/dts/exynos4412-odroid.dts b/arch/arm/dts/exynos4412-odroid.dts
index c78efec649..00a2917596 100644
--- a/arch/arm/dts/exynos4412-odroid.dts
+++ b/arch/arm/dts/exynos4412-odroid.dts
@@ -16,6 +16,13 @@
 
 	aliases {
 		i2c0 = "/i2c@13860000";
+		i2c1 = "/i2c@13870000";
+		i2c2 = "/i2c@13880000";
+		i2c3 = "/i2c@13890000";
+		i2c4 = "/i2c@138a0000";
+		i2c5 = "/i2c@138b0000";
+		i2c6 = "/i2c@138c0000";
+		i2c7 = "/i2c@138d0000";
 		serial0 = "/serial@13800000";
 		console = "/serial@13810000";
 		mmc2 = "sdhci@12530000";
@@ -51,7 +58,7 @@
 	sdhci@12530000 {
 		samsung,bus-width = <4>;
 		samsung,timing = <1 2 3>;
-		cd-gpios = <&gpio 122 0>;
+		cd-gpios = <&gpk2 2 0>;
 	};
 
 	sdhci@12540000 {
diff --git a/arch/arm/dts/exynos4412-trats2.dts b/arch/arm/dts/exynos4412-trats2.dts
index 60e4515a7e..dd238df13f 100644
--- a/arch/arm/dts/exynos4412-trats2.dts
+++ b/arch/arm/dts/exynos4412-trats2.dts
@@ -416,7 +416,7 @@
 	sdhci@12510000 {
 		samsung,bus-width = <8>;
 		samsung,timing = <1 3 3>;
-		pwr-gpios = <&gpio 0x6a 0>;
+		pwr-gpios = <&gpk0 4 0>;
 		status = "disabled";
 	};
 
@@ -427,7 +427,7 @@
 	sdhci@12530000 {
 		samsung,bus-width = <4>;
 		samsung,timing = <1 2 3>;
-		cd-gpios = <&gpio 0x7a 0>;
+		cd-gpios = <&gpk2 2 0>;
 	};
 
 	sdhci@12540000 {
@@ -437,7 +437,7 @@
 	dwmmc@12550000 {
 		samsung,bus-width = <8>;
 		samsung,timing = <2 1 0>;
-		pwr-gpios = <&gpio 0x6a 0>;
+		pwr-gpios = <&gpk0 4 0>;
 		fifoth_val = <0x203f0040>;
 		bus_hz = <400000000>;
 		div = <0x3>;
diff --git a/arch/arm/dts/exynos5.dtsi b/arch/arm/dts/exynos5.dtsi
index e53906892c..238acb80a2 100644
--- a/arch/arm/dts/exynos5.dtsi
+++ b/arch/arm/dts/exynos5.dtsi
@@ -6,6 +6,7 @@
  */
 
 #include "skeleton.dtsi"
+#include <dt-bindings/gpio/gpio.h>
 
 / {
 	compatible = "samsung,exynos5";
@@ -247,7 +248,4 @@
 		u-boot,dm-pre-reloc;
 		id = <3>;
 	};
-
-	gpio: gpio {
-	};
 };
diff --git a/arch/arm/dts/exynos5250-arndale.dts b/arch/arm/dts/exynos5250-arndale.dts
index 202f2ea6ed..21c0a214ea 100644
--- a/arch/arm/dts/exynos5250-arndale.dts
+++ b/arch/arm/dts/exynos5250-arndale.dts
@@ -15,6 +15,14 @@
 	compatible = "samsung,arndale", "samsung,exynos5250";
 
 	aliases {
+		i2c0 = "/i2c@12c60000";
+		i2c1 = "/i2c@12c70000";
+		i2c2 = "/i2c@12c80000";
+		i2c3 = "/i2c@12c90000";
+		i2c4 = "/i2c@12ca0000";
+		i2c5 = "/i2c@12cb0000";
+		i2c6 = "/i2c@12cc0000";
+		i2c7 = "/i2c@12cd0000";
 		serial0 = "/serial@12C20000";
 		console = "/serial@12C20000";
 	};
diff --git a/arch/arm/dts/exynos5250-smdk5250.dts b/arch/arm/dts/exynos5250-smdk5250.dts
index 885040920c..9273562bc5 100644
--- a/arch/arm/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/dts/exynos5250-smdk5250.dts
@@ -146,6 +146,6 @@
 	};
 
 	ehci@12110000 {
-		samsung,vbus-gpio = <&gpio 0x316 0>; /* X26 */
+		samsung,vbus-gpio = <&gpx2 6 GPIO_ACTIVE_HIGH>;
 	};
 };
diff --git a/arch/arm/dts/exynos5250-snow.dts b/arch/arm/dts/exynos5250-snow.dts
index bac501516f..7d8be69d73 100644
--- a/arch/arm/dts/exynos5250-snow.dts
+++ b/arch/arm/dts/exynos5250-snow.dts
@@ -44,7 +44,8 @@
 			reg = <0x1e>;
 			compatible = "google,cros-ec";
 			i2c-max-frequency = <100000>;
-			ec-interrupt = <&gpio 182 1>;
+			u-boot,i2c-offset-len = <0>;
+			ec-interrupt = <&gpx1 6 GPIO_ACTIVE_LOW>;
 		};
 
 		power-regulator@48 {
@@ -68,7 +69,7 @@
 			reg = <0>;
 			compatible = "google,cros-ec";
 			spi-max-frequency = <5000000>;
-			ec-interrupt = <&gpio 182 1>;
+			ec-interrupt = <&gpx1 6 GPIO_ACTIVE_LOW>;
 			optimise-flash-write;
 			status = "disabled";
 		};
@@ -76,7 +77,7 @@
 
 	sound@3830000 {
 		samsung,codec-type = "max98095";
-		codec-enable-gpio = <&gpio 0xb7 0>;
+		codec-enable-gpio = <&gpx1 7 GPIO_ACTIVE_HIGH>;
 	};
 
 	sound@12d60000 {
@@ -131,11 +132,11 @@
 	};
 
 	ehci@12110000 {
-		samsung,vbus-gpio = <&gpio 0xb1 0>; /* X11 */
+		samsung,vbus-gpio = <&gpx1 1 GPIO_ACTIVE_HIGH>;
 	};
 
 	xhci@12000000 {
-		samsung,vbus-gpio = <&gpio 0xbf 0>; /* X27 */
+		samsung,vbus-gpio = <&gpx2 7 GPIO_ACTIVE_HIGH>;
 	};
 
 	tmu@10060000 {
diff --git a/arch/arm/dts/exynos5420-peach-pit.dts b/arch/arm/dts/exynos5420-peach-pit.dts
index d1d87350be..b801de9787 100644
--- a/arch/arm/dts/exynos5420-peach-pit.dts
+++ b/arch/arm/dts/exynos5420-peach-pit.dts
@@ -17,7 +17,7 @@
 		"google,peach", "samsung,exynos5420", "samsung,exynos5";
 
 	config {
-		google,bad-wake-gpios = <&gpio 0x56 0>; /* gpx0-6 */
+		google,bad-wake-gpios = <&gpx0 6 GPIO_ACTIVE_HIGH>;
 		hwid = "PIT TEST A-A 7848";
 		lazy-init = <1>;
 	};
@@ -108,7 +108,7 @@
 			spi-half-duplex;
 			spi-max-timeout-ms = <1100>;
 			spi-frame-header = <0xec>;
-			ec-interrupt = <&gpio 93 1>; /* GPX1_5 */
+			ec-interrupt = <&gpx1 5 GPIO_ACTIVE_LOW>;
 
 			/*
 			 * This describes the flash memory within the EC. Note
@@ -124,11 +124,11 @@
 	};
 
 	xhci@12000000 {
-		samsung,vbus-gpio = <&gpio 0x40 0>; /* H00 */
+		samsung,vbus-gpio = <&gph0 0 GPIO_ACTIVE_HIGH>;
 	};
 
 	xhci@12400000 {
-		samsung,vbus-gpio = <&gpio 0x41 0>; /* H01 */
+		samsung,vbus-gpio = <&gph0 1 GPIO_ACTIVE_HIGH>;
 	};
 
 	fimd@14400000 {
diff --git a/arch/arm/dts/exynos5422-odroidxu3.dts b/arch/arm/dts/exynos5422-odroidxu3.dts
index 79a7acd7df..8f4663733c 100644
--- a/arch/arm/dts/exynos5422-odroidxu3.dts
+++ b/arch/arm/dts/exynos5422-odroidxu3.dts
@@ -32,7 +32,7 @@
 	};
 
 	ehci@12110000 {
-		samsung,vbus-gpio = <&gpio 0x66 0>; /* X26 */
+		samsung,vbus-gpio = <&gpx2 6 GPIO_ACTIVE_HIGH>;
 	};
 
 	serial@12C20000 {
diff --git a/arch/arm/dts/exynos5800-peach-pi.dts b/arch/arm/dts/exynos5800-peach-pi.dts
index e7c380f83b..e4bc100995 100644
--- a/arch/arm/dts/exynos5800-peach-pi.dts
+++ b/arch/arm/dts/exynos5800-peach-pi.dts
@@ -17,7 +17,7 @@
 		"google,peach", "samsung,exynos5800", "samsung,exynos5";
 
 	config {
-		google,bad-wake-gpios = <&gpio 0x56 0>; /* gpx0-6 */
+		google,bad-wake-gpios = <&gpx0 6 GPIO_ACTIVE_HIGH>;
 		hwid = "PIT TEST A-A 7848";
 		lazy-init = <1>;
 	};
@@ -32,7 +32,7 @@
 		mem-manuf = "samsung";
 		mem-type = "ddr3";
 		clock-frequency = <800000000>;
-		arm-frequency = <1700000000>;
+		arm-frequency = <900000000>;
 	};
 
 	tmu@10060000 {
@@ -102,7 +102,7 @@
 			spi-half-duplex;
 			spi-max-timeout-ms = <1100>;
 			spi-frame-header = <0xec>;
-			ec-interrupt = <&gpio 93 1>; /* GPX1_5 */
+			ec-interrupt = <&gpx1 5 GPIO_ACTIVE_LOW>;
 
 			/*
 			 * This describes the flash memory within the EC. Note
@@ -118,11 +118,11 @@
 	};
 
 	xhci@12000000 {
-		samsung,vbus-gpio = <&gpio 0x40 0>; /* H00 */
+		samsung,vbus-gpio = <&gph0 0 GPIO_ACTIVE_HIGH>;
 	};
 
 	xhci@12400000 {
-		samsung,vbus-gpio = <&gpio 0x41 0>; /* H01 */
+		samsung,vbus-gpio = <&gph0 1 GPIO_ACTIVE_HIGH>;
 	};
 
 	fimd@14400000 {
diff --git a/arch/arm/dts/tegra114-dalmore.dts b/arch/arm/dts/tegra114-dalmore.dts
index 81ad212e71..51ff266d76 100644
--- a/arch/arm/dts/tegra114-dalmore.dts
+++ b/arch/arm/dts/tegra114-dalmore.dts
@@ -57,7 +57,7 @@
 	};
 
 	sdhci@78000400 {
-		cd-gpios = <&gpio 170 1>; /* gpio PV2 */
+		cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
 		bus-width = <4>;
 		status = "okay";
 	};
@@ -68,8 +68,7 @@
 	};
 
 	usb@7d008000 {
-		/* SPDIF_IN: USB_VBUS_EN1 */
-		nvidia,vbus-gpio = <&gpio 86 0>;
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(K, 6) GPIO_ACTIVE_HIGH>;
 		status = "okay";
 	};
 };
diff --git a/arch/arm/dts/tegra124-jetson-tk1.dts b/arch/arm/dts/tegra124-jetson-tk1.dts
index 51fef54d57..e7b66d81a4 100644
--- a/arch/arm/dts/tegra124-jetson-tk1.dts
+++ b/arch/arm/dts/tegra124-jetson-tk1.dts
@@ -303,8 +303,9 @@
 
 	sdhci@700b0400 {
 		status = "okay";
-		cd-gpios = <&gpio 170 1>; /* gpio PV2 */
-		power-gpios = <&gpio 136 0>; /* gpio PR0 */
+		cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
+		power-gpios = <&gpio TEGRA_GPIO(R, 0) GPIO_ACTIVE_HIGH>;
+		wp-gpios = <&gpio TEGRA_GPIO(Q, 4) GPIO_ACTIVE_HIGH>;
 		bus-width = <4>;
 	};
 
@@ -316,12 +317,12 @@
 	usb@7d000000 {
 		status = "okay";
 		dr_mode = "otg";
-		nvidia,vbus-gpio = <&gpio 108 0>; /* gpio PN4, USB_VBUS_EN0 */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(N, 4) GPIO_ACTIVE_HIGH>;
 	};
 
 	usb@7d008000 {
 		status = "okay";
-		nvidia,vbus-gpio = <&gpio 109 0>; /* gpio PN5, USB_VBUS_EN1 */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(N, 5) GPIO_ACTIVE_HIGH>;
 	};
 
 	regulators {
diff --git a/arch/arm/dts/tegra124-venice2.dts b/arch/arm/dts/tegra124-venice2.dts
index f7ccfc5ddd..9e93cf90c7 100644
--- a/arch/arm/dts/tegra124-venice2.dts
+++ b/arch/arm/dts/tegra124-venice2.dts
@@ -72,8 +72,9 @@
 
 	sdhci@700b0400 {
 		status = "okay";
-		cd-gpios = <&gpio 170 0>; /* gpio PV2 */
-		power-gpios = <&gpio 136 0>; /* gpio PR0 */
+		cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_HIGH>;
+		power-gpios = <&gpio TEGRA_GPIO(R, 0) GPIO_ACTIVE_HIGH>;
+		wp-gpios = <&gpio TEGRA_GPIO(Q, 4) GPIO_ACTIVE_LOW>;
 		bus-width = <4>;
 	};
 
@@ -85,11 +86,11 @@
 	usb@7d000000 {
 		status = "okay";
 		dr_mode = "otg";
-		nvidia,vbus-gpio = <&gpio 108 0>; /* gpio PN4, USB_VBUS_EN0 */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(N, 4) GPIO_ACTIVE_HIGH>;
 	};
 
 	usb@7d008000 {
 		status = "okay";
-		nvidia,vbus-gpio = <&gpio 109 0>; /* gpio PN5, USB_VBUS_EN1 */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(N, 5) GPIO_ACTIVE_HIGH>;
 	};
 };
diff --git a/arch/arm/dts/tegra20-colibri_t20_iris.dts b/arch/arm/dts/tegra20-colibri_t20_iris.dts
index 7cf08f4101..3131b9201b 100644
--- a/arch/arm/dts/tegra20-colibri_t20_iris.dts
+++ b/arch/arm/dts/tegra20-colibri_t20_iris.dts
@@ -22,16 +22,16 @@
 	};
 
 	usb@c5004000 {
-		nvidia,phy-reset-gpio = <&gpio 169 0>; /* PV1 */
-		nvidia,vbus-gpio = <&gpio 217 0>; /* PBB1 */
+		nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_HIGH>;
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(BB, 1) GPIO_ACTIVE_HIGH>;
 	};
 
 	usb@c5008000 {
-		nvidia,vbus-gpio = <&gpio 178 1>; /* PW2 low-active */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>;
 	};
 
 	nand-controller@70008000 {
-		nvidia,wp-gpios = <&gpio 144 0>; /* PS0 */
+		nvidia,wp-gpios = <&gpio TEGRA_GPIO(S, 0) GPIO_ACTIVE_HIGH>;
 		nvidia,width = <8>;
 		nvidia,timing = <15 100 25 80 25 10 15 10 100>;
 
@@ -43,7 +43,7 @@
 
 	sdhci@c8000600 {
 		status = "okay";
-		cd-gpios = <&gpio 23 1>; /* gpio PC7 */
+		cd-gpios = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>;
 		bus-width = <4>;
 	};
 };
diff --git a/arch/arm/dts/tegra20-harmony.dts b/arch/arm/dts/tegra20-harmony.dts
index 982a14c61c..e6e42295e2 100644
--- a/arch/arm/dts/tegra20-harmony.dts
+++ b/arch/arm/dts/tegra20-harmony.dts
@@ -37,7 +37,7 @@
 	};
 
 	nand-controller@70008000 {
-		nvidia,wp-gpios = <&gpio 23 0>;		/* PC7 */
+		nvidia,wp-gpios = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_HIGH>;
 		nvidia,width = <8>;
 		nvidia,timing = <26 100 20 80 20 10 12 10 70>;
 		nand@0 {
@@ -67,22 +67,22 @@
 	};
 
 	usb@c5004000 {
-		nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */
+		nvidia,phy-reset-gpio = <&gpio TEGRA_GPIO(V, 1) 0>;
 	};
 
 	sdhci@c8000200 {
 		status = "okay";
-		cd-gpios = <&gpio 69 1>; /* gpio PI5 */
-		wp-gpios = <&gpio 57 0>; /* gpio PH1 */
-		power-gpios = <&gpio 155 0>; /* gpio PT3 */
+		cd-gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>;
+		wp-gpios = <&gpio TEGRA_GPIO(H, 1) GPIO_ACTIVE_HIGH>;
+		power-gpios = <&gpio TEGRA_GPIO(T, 3) GPIO_ACTIVE_HIGH>;
 		bus-width = <4>;
 	};
 
 	sdhci@c8000600 {
 		status = "okay";
-		cd-gpios = <&gpio 58 1>; /* gpio PH2 */
-		wp-gpios = <&gpio 59 0>; /* gpio PH3 */
-		power-gpios = <&gpio 70 0>; /* gpio PI6 */
+		cd-gpios = <&gpio TEGRA_GPIO(H, 2) GPIO_ACTIVE_LOW>;
+		wp-gpios = <&gpio TEGRA_GPIO(H, 3) GPIO_ACTIVE_HIGH>;
+		power-gpios = <&gpio TEGRA_GPIO(I, 6) GPIO_ACTIVE_HIGH>;
 		bus-width = <8>;
 	};
 
@@ -100,10 +100,14 @@
 		vsyncx-active-high;
 		nvidia,bits-per-pixel = <16>;
 		nvidia,pwm = <&pwm 0 0>;
-		nvidia,backlight-enable-gpios = <&gpio 13 0>;	/* PB5 */
-		nvidia,lvds-shutdown-gpios = <&gpio 10 0>;	/* PB2 */
-		nvidia,backlight-vdd-gpios = <&gpio 176 0>;	/* PW0 */
-		nvidia,panel-vdd-gpios = <&gpio 22 0>;		/* PC6 */
+		nvidia,backlight-enable-gpios = <&gpio TEGRA_GPIO(B, 5)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,lvds-shutdown-gpios = <&gpio TEGRA_GPIO(B, 2)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,backlight-vdd-gpios = <&gpio TEGRA_GPIO(W, 0)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,panel-vdd-gpios = <&gpio TEGRA_GPIO(C, 6)
+							GPIO_ACTIVE_HIGH>;
 		nvidia,panel-timings = <0 0 200 0 0>;
 	};
 };
diff --git a/arch/arm/dts/tegra20-medcom-wide.dts b/arch/arm/dts/tegra20-medcom-wide.dts
index be2ed42dbd..b6b57abdef 100644
--- a/arch/arm/dts/tegra20-medcom-wide.dts
+++ b/arch/arm/dts/tegra20-medcom-wide.dts
@@ -73,9 +73,12 @@
 
 		nvidia,bits-per-pixel = <16>;
 		nvidia,pwm = <&pwm 0 500000>;
-		nvidia,backlight-enable-gpios = <&gpio 13 0>; /* PB5 */
-		nvidia,backlight-vdd-gpios = <&gpio 176 0>; /* PW0 */
-		nvidia,lvds-shutdown-gpios = <&gpio 10 0>; /* PB2 */
+		nvidia,backlight-enable-gpios = <&gpio TEGRA_GPIO(B, 5)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,lvds-shutdown-gpios = <&gpio TEGRA_GPIO(B, 2)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,backlight-vdd-gpios = <&gpio TEGRA_GPIO(W, 0)
+							GPIO_ACTIVE_HIGH>;
 		nvidia,panel-timings = <0 0 0 0>;
 	};
 };
diff --git a/arch/arm/dts/tegra20-paz00.dts b/arch/arm/dts/tegra20-paz00.dts
index 9d735b5e6b..16381c3a4c 100644
--- a/arch/arm/dts/tegra20-paz00.dts
+++ b/arch/arm/dts/tegra20-paz00.dts
@@ -61,9 +61,9 @@
 
 	sdhci@c8000000 {
 		status = "okay";
-		cd-gpios = <&gpio 173 1>; /* gpio PV5 */
-		wp-gpios = <&gpio 57 0>; /* gpio PH1 */
-		power-gpios = <&gpio 169 0>; /* gpio PV1 */
+		cd-gpios = <&gpio TEGRA_GPIO(V, 5) GPIO_ACTIVE_LOW>;
+		wp-gpios = <&gpio TEGRA_GPIO(H, 1) GPIO_ACTIVE_HIGH>;
+		power-gpios = <&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_HIGH>;
 		bus-width = <4>;
 	};
 
@@ -86,10 +86,14 @@
 		hsync-active-high;
 		nvidia,bits-per-pixel = <16>;
 		nvidia,pwm = <&pwm 0 0>;
-		nvidia,backlight-enable-gpios = <&gpio 164 0>;	/* PU4 */
-		nvidia,lvds-shutdown-gpios = <&gpio 102 0>;	/* PM6 */
-		nvidia,backlight-vdd-gpios = <&gpio 176 0>;	/* PW0 */
-		nvidia,panel-vdd-gpios = <&gpio 4 0>;		/* PA4 */
+		nvidia,backlight-enable-gpios = <&gpio TEGRA_GPIO(U, 4)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,lvds-shutdown-gpios = <&gpio TEGRA_GPIO(M, 6)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,backlight-vdd-gpios = <&gpio TEGRA_GPIO(W, 0)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,panel-vdd-gpios = <&gpio TEGRA_GPIO(A, 4)
+							GPIO_ACTIVE_HIGH>;
 		nvidia,panel-timings = <400 4 203 17 15>;
 	};
 };
diff --git a/arch/arm/dts/tegra20-seaboard.dts b/arch/arm/dts/tegra20-seaboard.dts
index 43b9911c89..10f399284a 100644
--- a/arch/arm/dts/tegra20-seaboard.dts
+++ b/arch/arm/dts/tegra20-seaboard.dts
@@ -65,7 +65,7 @@
 	};
 
 	nand-controller@70008000 {
-		nvidia,wp-gpios = <&gpio 59 0>;		/* PH3 */
+		nvidia,wp-gpios = <&gpio TEGRA_GPIO(H, 3) GPIO_ACTIVE_HIGH>;
 		nvidia,width = <8>;
 		nvidia,timing = <26 100 20 80 20 10 12 10 70>;
 		nand@0 {
@@ -151,7 +151,7 @@
 	};
 
 	usb@c5000000 {
-		nvidia,vbus-gpio = <&gpio 24 0>; /* PD0 */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(D, 0) GPIO_ACTIVE_HIGH>;
 		dr_mode = "otg";
 	};
 
@@ -161,9 +161,9 @@
 
 	sdhci@c8000400 {
 		status = "okay";
-		cd-gpios = <&gpio 69 1>; /* gpio PI5 */
-		wp-gpios = <&gpio 57 0>; /* gpio PH1 */
-		power-gpios = <&gpio 70 0>; /* gpio PI6 */
+		cd-gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>;
+		wp-gpios = <&gpio TEGRA_GPIO(H, 1) GPIO_ACTIVE_HIGH>;
+		power-gpios = <&gpio TEGRA_GPIO(I, 6) GPIO_ACTIVE_HIGH>;
 		bus-width = <4>;
 	};
 
@@ -186,10 +186,14 @@
 		hsync-active-high;
 		nvidia,bits-per-pixel = <16>;
 		nvidia,pwm = <&pwm 2 0>;
-		nvidia,backlight-enable-gpios = <&gpio 28 0>;	/* PD4 */
-		nvidia,lvds-shutdown-gpios = <&gpio 10 0>;	/* PB2 */
-		nvidia,backlight-vdd-gpios = <&gpio 176 0>;	/* PW0 */
-		nvidia,panel-vdd-gpios = <&gpio 22 0>;		/* PC6 */
+		nvidia,backlight-enable-gpios = <&gpio TEGRA_GPIO(D, 4)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,lvds-shutdown-gpios = <&gpio TEGRA_GPIO(B, 2)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,backlight-vdd-gpios = <&gpio TEGRA_GPIO(W, 0)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,panel-vdd-gpios = <&gpio TEGRA_GPIO(C, 6)
+							GPIO_ACTIVE_HIGH>;
 		nvidia,panel-timings = <400 4 203 17 15>;
 	};
 };
diff --git a/arch/arm/dts/tegra20-tamonten.dtsi b/arch/arm/dts/tegra20-tamonten.dtsi
index f379622c94..78449e6133 100644
--- a/arch/arm/dts/tegra20-tamonten.dtsi
+++ b/arch/arm/dts/tegra20-tamonten.dtsi
@@ -14,7 +14,8 @@
 			pll-supply = <&hdmi_pll_reg>;
 
 			nvidia,ddc-i2c-bus = <&hdmi_ddc>;
-			nvidia,hpd-gpio = <&gpio 111 0>; /* PN7 */
+			nvidia,hpd-gpio = <&gpio TEGRA_GPIO(N, 7)
+				GPIO_ACTIVE_HIGH>;
 		};
 	};
 
@@ -280,7 +281,7 @@
 	};
 
 	nand-controller@70008000 {
-		nvidia,wp-gpios = <&gpio 23 0>; /* PC7 */
+		nvidia,wp-gpios = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_HIGH>;
 		nvidia,width = <8>;
 		nvidia,timing = <26 100 20 80 20 10 12 10 70>;
 
@@ -476,8 +477,8 @@
 	};
 
 	sdhci@c8000600 {
-		cd-gpios = <&gpio 58 1>; /* gpio PH2 */
-		wp-gpios = <&gpio 59 0>; /* gpio PH3 */
+		cd-gpios = <&gpio TEGRA_GPIO(H, 2) GPIO_ACTIVE_LOW>;
+		wp-gpios = <&gpio TEGRA_GPIO(H, 3) GPIO_ACTIVE_HIGH>;
 		bus-width = <4>;
 		status = "okay";
 	};
diff --git a/arch/arm/dts/tegra20-tec.dts b/arch/arm/dts/tegra20-tec.dts
index e99bd447c1..94ba6dc2d4 100644
--- a/arch/arm/dts/tegra20-tec.dts
+++ b/arch/arm/dts/tegra20-tec.dts
@@ -73,9 +73,12 @@
 
 		nvidia,bits-per-pixel = <16>;
 		nvidia,pwm = <&pwm 0 500000>;
-		nvidia,backlight-enable-gpios = <&gpio 13 0>; /* PB5 */
-		nvidia,backlight-vdd-gpios = <&gpio 176 0>; /* PW0 */
-		nvidia,lvds-shutdown-gpios = <&gpio 10 0>; /* PB2 */
+		nvidia,backlight-enable-gpios = <&gpio TEGRA_GPIO(B, 5)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,lvds-shutdown-gpios = <&gpio TEGRA_GPIO(B, 2)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,backlight-vdd-gpios = <&gpio TEGRA_GPIO(W, 0)
+							GPIO_ACTIVE_HIGH>;
 		nvidia,panel-timings = <0 0 0 0>;
 	};
 };
diff --git a/arch/arm/dts/tegra20-trimslice.dts b/arch/arm/dts/tegra20-trimslice.dts
index 1637cbd58e..27b118f212 100644
--- a/arch/arm/dts/tegra20-trimslice.dts
+++ b/arch/arm/dts/tegra20-trimslice.dts
@@ -62,7 +62,7 @@
 	};
 
 	usb@c5000000 {
-		nvidia,vbus-gpio = <&gpio 170 0>; /* PV2 */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_HIGH>;
 	};
 
 	usb@c5004000 {
@@ -76,8 +76,8 @@
 
 	sdhci@c8000600 {
 		status = "okay";
-		cd-gpios = <&gpio 121 1>; /* gpio PP1 */
-		wp-gpios = <&gpio 122 0>; /* gpio PP2 */
+		cd-gpios = <&gpio TEGRA_GPIO(P, 1) GPIO_ACTIVE_LOW>;
+		wp-gpios = <&gpio TEGRA_GPIO(P, 2) GPIO_ACTIVE_HIGH>;
 		bus-width = <4>;
 	};
 
@@ -111,7 +111,7 @@
 			regulator-min-microvolt = <5000000>;
 			regulator-max-microvolt = <5000000>;
 			enable-active-high;
-			gpio = <&gpio TEGRA_GPIO(V, 2) 0>;
+			gpio = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_HIGH>;
 			regulator-always-on;
 			regulator-boot-on;
 		};
diff --git a/arch/arm/dts/tegra20-ventana.dts b/arch/arm/dts/tegra20-ventana.dts
index 6812203918..939e567d13 100644
--- a/arch/arm/dts/tegra20-ventana.dts
+++ b/arch/arm/dts/tegra20-ventana.dts
@@ -61,9 +61,9 @@
 
 	sdhci@c8000400 {
 		status = "okay";
-		cd-gpios = <&gpio 69 1>; /* gpio PI5 */
-		wp-gpios = <&gpio 57 0>; /* gpio PH1 */
-		power-gpios = <&gpio 70 0>; /* gpio PI6 */
+		cd-gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>;
+		wp-gpios = <&gpio TEGRA_GPIO(H, 1) GPIO_ACTIVE_HIGH>;
+		power-gpios = <&gpio TEGRA_GPIO(I, 6) GPIO_ACTIVE_HIGH>;
 		bus-width = <4>;
 	};
 
@@ -86,10 +86,14 @@
 		vsync-active-high;
 		nvidia,bits-per-pixel = <16>;
 		nvidia,pwm = <&pwm 2 0>;
-		nvidia,backlight-enable-gpios = <&gpio 28 0>;	/* PD4 */
-		nvidia,lvds-shutdown-gpios = <&gpio 10 0>;	/* PB2 */
-		nvidia,backlight-vdd-gpios = <&gpio 176 0>;	/* PW0 */
-		nvidia,panel-vdd-gpios = <&gpio 22 0>;		/* PC6 */
+		nvidia,backlight-enable-gpios = <&gpio TEGRA_GPIO(D, 4)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,lvds-shutdown-gpios = <&gpio TEGRA_GPIO(B, 2)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,backlight-vdd-gpios = <&gpio TEGRA_GPIO(W, 0)
+							GPIO_ACTIVE_HIGH>;
+		nvidia,panel-vdd-gpios = <&gpio TEGRA_GPIO(C, 6)
+							GPIO_ACTIVE_HIGH>;
 		nvidia,panel-timings = <0 0 200 0 0>;
 	};
 };
diff --git a/arch/arm/dts/tegra20-whistler.dts b/arch/arm/dts/tegra20-whistler.dts
index 4fd2496dbc..c4a28eb427 100644
--- a/arch/arm/dts/tegra20-whistler.dts
+++ b/arch/arm/dts/tegra20-whistler.dts
@@ -66,7 +66,7 @@
 
 	sdhci@c8000400 {
 		status = "okay";
-		wp-gpios = <&gpio 173 0>; /* gpio PV5 */
+		wp-gpios = <&gpio TEGRA_GPIO(V, 5) GPIO_ACTIVE_HIGH>;
 		bus-width = <8>;
 	};
 
diff --git a/arch/arm/dts/tegra30-apalis.dts b/arch/arm/dts/tegra30-apalis.dts
index 5bad3e7769..15db0f275b 100644
--- a/arch/arm/dts/tegra30-apalis.dts
+++ b/arch/arm/dts/tegra30-apalis.dts
@@ -243,13 +243,13 @@
 	sdhci@78000000 {
 		status = "okay";
 		bus-width = <4>;
-		cd-gpios = <&gpio 229 1>; /* PCC5, SD1_CD# */
+		cd-gpios = <&gpio TEGRA_GPIO(CC, 5) GPIO_ACTIVE_HIGH>;
 	};
 
 	sdhci@78000400 {
 		status = "okay";
 		bus-width = <8>;
-		cd-gpios = <&gpio 171 1>; /* PV3, MMC1_CD# */
+		cd-gpios = <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_HIGH>;
 	};
 
 	sdhci@78000600 {
@@ -262,20 +262,20 @@
 	usb@7d000000 {
 		status = "okay";
 		dr_mode = "peripheral";
-		nvidia,vbus-gpio = <&gpio 157 0>;	/* PT5, USBO1_EN */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(T, 5) GPIO_ACTIVE_HIGH>;
 	};
 
 	/* EHCI instance 1: USB2_DP/N -> USBH2_DP/N */
 	usb@7d004000 {
 		status = "okay";
-		nvidia,vbus-gpio = <&gpio 233 0>;	/* PDD1, USBH_EN */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
 		phy_type = "utmi";
 	};
 
 	/* EHCI instance 2: USB3_DP/N -> USBH3_DP/N */
 	usb@7d008000 {
 		status = "okay";
-		nvidia,vbus-gpio = <&gpio 233 0>;	/* PDD1, USBH_EN */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(DD, 1) GPIO_ACTIVE_HIGH>;
 	};
 
 	regulators {
diff --git a/arch/arm/dts/tegra30-beaver.dts b/arch/arm/dts/tegra30-beaver.dts
index 5903af6838..ae836363ab 100644
--- a/arch/arm/dts/tegra30-beaver.dts
+++ b/arch/arm/dts/tegra30-beaver.dts
@@ -196,9 +196,9 @@
 
 	sdhci@78000000 {
 		status = "okay";
-		cd-gpios = <&gpio 69 1>; /* gpio PI5 */
-		wp-gpios = <&gpio 155 0>; /* gpio PT3 */
-		power-gpios = <&gpio 31 0>; /* gpio PD7 */
+		cd-gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>;
+		wp-gpios = <&gpio TEGRA_GPIO(T, 3) GPIO_ACTIVE_HIGH>;
+		power-gpios = <&gpio TEGRA_GPIO(D, 7) GPIO_ACTIVE_HIGH>;
 		bus-width = <4>;
 	};
 
@@ -210,11 +210,11 @@
 	usb@7d000000 {
 		status = "okay";
 		dr_mode = "otg";
-		nvidia,vbus-gpio = <&gpio 238 0>; /* gpio DD6, PEX_L1_CLKREQ */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(DD, 6) GPIO_ACTIVE_HIGH>;
 	};
 
 	usb@7d008000 {
-		nvidia,vbus-gpio = <&gpio 236 0>; /* PDD4 */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(DD, 4) GPIO_ACTIVE_HIGH>;
 		status = "okay";
 	};
 
diff --git a/arch/arm/dts/tegra30-cardhu.dts b/arch/arm/dts/tegra30-cardhu.dts
index e13d0fb467..23ca141df2 100644
--- a/arch/arm/dts/tegra30-cardhu.dts
+++ b/arch/arm/dts/tegra30-cardhu.dts
@@ -185,9 +185,9 @@
 
 	sdhci@78000000 {
 		status = "okay";
-		cd-gpios = <&gpio 69 1>; /* gpio PI5 */
-		wp-gpios = <&gpio 155 0>; /* gpio PT3 */
-		power-gpios = <&gpio 31 0>; /* gpio PD7 */
+		cd-gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>;
+		wp-gpios = <&gpio TEGRA_GPIO(T, 3) GPIO_ACTIVE_HIGH>;
+		power-gpios = <&gpio TEGRA_GPIO(D, 7) GPIO_ACTIVE_HIGH>;
 		bus-width = <4>;
 	};
 
@@ -197,7 +197,7 @@
 	};
 
 	usb@7d008000 {
-		nvidia,vbus-gpio = <&gpio 236 0>;	/* PDD4 */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(DD, 4) GPIO_ACTIVE_HIGH>;
 		status = "okay";
 	};
 
diff --git a/arch/arm/dts/tegra30-colibri.dts b/arch/arm/dts/tegra30-colibri.dts
index 37b6abd52f..6cd1902f11 100644
--- a/arch/arm/dts/tegra30-colibri.dts
+++ b/arch/arm/dts/tegra30-colibri.dts
@@ -64,7 +64,7 @@
 	sdhci@78000200 {
 		status = "okay";
 		bus-width = <4>;
-		cd-gpios = <&gpio 23 1>; /* PC7, MMCD */
+		cd-gpios = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>;
 	};
 
 	sdhci@78000600 {
@@ -83,12 +83,12 @@
 	usb@7d004000 {
 		status = "okay";
 		phy_type = "utmi";
-		nvidia,vbus-gpio = <&gpio 234 0>;	/* PDD2, VBUS_LAN */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(DD, 2) GPIO_ACTIVE_HIGH>;
 	};
 
 	/* EHCI instance 2: USB3_DP/N -> USBH_P/N */
 	usb@7d008000 {
 		status = "okay";
-		nvidia,vbus-gpio = <&gpio 178 1>;	/* PW2, USBH_PEN */
+		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_LOW>;
 	};
 };
diff --git a/arch/arm/dts/tegra30-tamonten.dtsi b/arch/arm/dts/tegra30-tamonten.dtsi
index c73afef34a..8eff627f3d 100644
--- a/arch/arm/dts/tegra30-tamonten.dtsi
+++ b/arch/arm/dts/tegra30-tamonten.dtsi
@@ -55,8 +55,8 @@
 
 	/* SD slot on the base board */
 	sdhci@78000400 {
-		cd-gpios = <&gpio 69 1>; /* gpio PI5 */
-		wp-gpios = <&gpio 67 0>; /* gpio PI3 */
+		cd-gpios = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>;
+		wp-gpios = <&gpio TEGRA_GPIO(I, 3) GPIO_ACTIVE_HIGH>;
 		bus-width = <4>;
 	};
 
diff --git a/arch/arm/include/asm/arch-exynos/pinmux.h b/arch/arm/include/asm/arch-exynos/pinmux.h
index 0b91ef658c..d0ae7575da 100644
--- a/arch/arm/include/asm/arch-exynos/pinmux.h
+++ b/arch/arm/include/asm/arch-exynos/pinmux.h
@@ -23,6 +23,9 @@ enum {
 	/* Flags for SROM controller */
 	PINMUX_FLAG_BANK	= 3 << 0,       /* bank number (0-3) */
 	PINMUX_FLAG_16BIT	= 1 << 2,       /* 16-bit width */
+
+	/* Flags for I2C */
+	PINMUX_FLAG_HS_MODE	= 1 << 1,       /* I2C High Speed Mode */
 };
 
 /**
diff --git a/arch/arm/include/asm/arch-pantheon/gpio.h b/arch/arm/include/asm/arch-pantheon/gpio.h
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/arch/arm/include/asm/arch-pantheon/gpio.h
diff --git a/arch/arm/include/asm/arch-tegra/tegra_mmc.h b/arch/arm/include/asm/arch-tegra/tegra_mmc.h
index 84e7b5553d..a20bdaa618 100644
--- a/arch/arm/include/asm/arch-tegra/tegra_mmc.h
+++ b/arch/arm/include/asm/arch-tegra/tegra_mmc.h
@@ -10,6 +10,7 @@
 #define __TEGRA_MMC_H_
 
 #include <fdtdec.h>
+#include <asm/gpio.h>
 
 /* for mmc_config definition */
 #include <mmc.h>
@@ -134,9 +135,9 @@ struct mmc_host {
 	int enabled;		/* 1 to enable, 0 to disable */
 	int width;		/* Bus Width, 1, 4 or 8 */
 	enum periph_id mmc_id;	/* Peripheral ID: PERIPH_ID_... */
-	struct fdt_gpio_state cd_gpio;		/* Change Detect GPIO */
-	struct fdt_gpio_state pwr_gpio;		/* Power GPIO */
-	struct fdt_gpio_state wp_gpio;		/* Write Protect GPIO */
+	struct gpio_desc cd_gpio;	/* Change Detect GPIO */
+	struct gpio_desc pwr_gpio;	/* Power GPIO */
+	struct gpio_desc wp_gpio;	/* Write Protect GPIO */
 	unsigned int version;	/* SDHCI spec. version */
 	unsigned int clock;	/* Current clock (MHz) */
 	struct mmc_config cfg;	/* mmc configuration */
diff --git a/arch/arm/include/asm/arch-tegra20/display.h b/arch/arm/include/asm/arch-tegra20/display.h
index a04c84e54b..6feeda3ba8 100644
--- a/arch/arm/include/asm/arch-tegra20/display.h
+++ b/arch/arm/include/asm/arch-tegra20/display.h
@@ -10,6 +10,7 @@
 
 #include <asm/arch/dc.h>
 #include <fdtdec.h>
+#include <asm/gpio.h>
 
 /* This holds information about a window which can be displayed */
 struct disp_ctl_win {
@@ -72,10 +73,10 @@ struct fdt_panel_config {
 	int pwm_channel;		/* PWM channel to use for backlight */
 	enum lcd_cache_t cache_type;
 
-	struct fdt_gpio_state backlight_en;	/* GPIO for backlight enable */
-	struct fdt_gpio_state lvds_shutdown;	/* GPIO for lvds shutdown */
-	struct fdt_gpio_state backlight_vdd;	/* GPIO for backlight vdd */
-	struct fdt_gpio_state panel_vdd;	/* GPIO for panel vdd */
+	struct gpio_desc backlight_en;	/* GPIO for backlight enable */
+	struct gpio_desc lvds_shutdown;	/* GPIO for lvds shutdown */
+	struct gpio_desc backlight_vdd;	/* GPIO for backlight vdd */
+	struct gpio_desc panel_vdd;	/* GPIO for panel vdd */
 	/*
 	 * Panel required timings
 	 * Timing 1: delay between panel_vdd-rise and data-rise
diff --git a/arch/arm/include/asm/arch-zynq/gpio.h b/arch/arm/include/asm/arch-zynq/gpio.h
index 2dbba756d7..a26ae87293 100644
--- a/arch/arm/include/asm/arch-zynq/gpio.h
+++ b/arch/arm/include/asm/arch-zynq/gpio.h
@@ -7,19 +7,4 @@
 #ifndef _ZYNQ_GPIO_H
 #define _ZYNQ_GPIO_H
 
-inline int gpio_get_value(unsigned gpio)
-{
-	return 0;
-}
-
-inline int gpio_set_value(unsigned gpio, int val)
-{
-	return 0;
-}
-
-inline int gpio_request(unsigned gpio, const char *label)
-{
-	return 0;
-}
-
 #endif /* _ZYNQ_GPIO_H */