diff --git a/arch/arm/cpu/cpuinfo.c b/arch/arm/cpu/cpuinfo.c
index 3c8fe41..8aea4b4 100644
--- a/arch/arm/cpu/cpuinfo.c
+++ b/arch/arm/cpu/cpuinfo.c
@@ -155,7 +155,7 @@
 			implementer, architecture);
 
 	if (cache & (1 << 24)) {
-		/* seperate I/D cache */
+		/* separate I/D cache */
 		printf("I-cache: ");
 		decode_cache(cache & 0xfff);
 		printf("D-cache: ");
diff --git a/arch/arm/mach-imx/include/mach/devices-imx1.h b/arch/arm/mach-imx/include/mach/devices-imx1.h
index 391c1a9..e4185bc 100644
--- a/arch/arm/mach-imx/include/mach/devices-imx1.h
+++ b/arch/arm/mach-imx/include/mach/devices-imx1.h
@@ -1,4 +1,5 @@
 #include <mach/devices.h>
+#include <mach/imx1-regs.h>
 
 static inline struct device_d *imx1_add_uart0(void)
 {
diff --git a/arch/arm/mach-imx/include/mach/devices-imx21.h b/arch/arm/mach-imx/include/mach/devices-imx21.h
index ad7ee5e..5b2dfd7 100644
--- a/arch/arm/mach-imx/include/mach/devices-imx21.h
+++ b/arch/arm/mach-imx/include/mach/devices-imx21.h
@@ -1,5 +1,6 @@
 
 #include <mach/devices.h>
+#include <mach/imx21-regs.h>
 
 static inline struct device_d *imx21_add_uart0(void)
 {
diff --git a/arch/arm/mach-imx/include/mach/devices-imx25.h b/arch/arm/mach-imx/include/mach/devices-imx25.h
index a655be9..5b582b8 100644
--- a/arch/arm/mach-imx/include/mach/devices-imx25.h
+++ b/arch/arm/mach-imx/include/mach/devices-imx25.h
@@ -1,5 +1,6 @@
 
 #include <mach/devices.h>
+#include <mach/imx25-regs.h>
 
 static inline struct device_d *imx25_add_i2c0(struct i2c_platform_data *pdata)
 {
diff --git a/arch/arm/mach-imx/include/mach/devices-imx27.h b/arch/arm/mach-imx/include/mach/devices-imx27.h
index d6c884a..87a3a7c 100644
--- a/arch/arm/mach-imx/include/mach/devices-imx27.h
+++ b/arch/arm/mach-imx/include/mach/devices-imx27.h
@@ -1,5 +1,6 @@
 
 #include <mach/devices.h>
+#include <mach/imx27-regs.h>
 
 static inline struct device_d *imx27_add_spi0(struct spi_imx_master *pdata)
 {
diff --git a/arch/arm/mach-imx/include/mach/devices-imx35.h b/arch/arm/mach-imx/include/mach/devices-imx35.h
index 912c418..766610d 100644
--- a/arch/arm/mach-imx/include/mach/devices-imx35.h
+++ b/arch/arm/mach-imx/include/mach/devices-imx35.h
@@ -1,5 +1,6 @@
 
 #include <mach/devices.h>
+#include <mach/imx35-regs.h>
 
 static inline struct device_d *imx35_add_i2c0(struct i2c_platform_data *pdata)
 {
diff --git a/arch/arm/mach-imx/include/mach/devices-imx51.h b/arch/arm/mach-imx/include/mach/devices-imx51.h
index ec8467a..0064478 100644
--- a/arch/arm/mach-imx/include/mach/devices-imx51.h
+++ b/arch/arm/mach-imx/include/mach/devices-imx51.h
@@ -1,6 +1,7 @@
 
-#include <mach/devices.h>
 #include <sizes.h>
+#include <mach/devices.h>
+#include <mach/imx51-regs.h>
 
 static inline struct device_d *imx51_add_spi0(struct spi_imx_master *pdata)
 {
diff --git a/arch/arm/mach-imx/include/mach/devices-imx53.h b/arch/arm/mach-imx/include/mach/devices-imx53.h
index 5bdcf32..df14654 100644
--- a/arch/arm/mach-imx/include/mach/devices-imx53.h
+++ b/arch/arm/mach-imx/include/mach/devices-imx53.h
@@ -1,5 +1,6 @@
 
 #include <mach/devices.h>
+#include <mach/imx53-regs.h>
 
 static inline struct device_d *imx53_add_spi0(struct spi_imx_master *pdata)
 {
diff --git a/arch/arm/mach-imx/include/mach/devices-imx6.h b/arch/arm/mach-imx/include/mach/devices-imx6.h
index b6b538a..7d41d7f 100644
--- a/arch/arm/mach-imx/include/mach/devices-imx6.h
+++ b/arch/arm/mach-imx/include/mach/devices-imx6.h
@@ -1,4 +1,5 @@
 #include <mach/devices.h>
+#include <mach/imx6-regs.h>
 
 static inline struct device_d *imx6_add_uart0(void)
 {
diff --git a/arch/arm/mach-imx/include/mach/generic.h b/arch/arm/mach-imx/include/mach/generic.h
index 189b32f..9958cb2 100644
--- a/arch/arm/mach-imx/include/mach/generic.h
+++ b/arch/arm/mach-imx/include/mach/generic.h
@@ -1,6 +1,9 @@
 #ifndef __MACH_GENERIC_H
 #define __MACH_GENERIC_H
 
+#include <linux/compiler.h>
+#include <linux/types.h>
+
 u64 imx_uid(void);
 
 void imx25_boot_save_loc(void __iomem *ccm_base);
diff --git a/arch/arm/mach-imx/include/mach/iomux-v1.h b/arch/arm/mach-imx/include/mach/iomux-v1.h
index 55fbcdb..49dcecd 100644
--- a/arch/arm/mach-imx/include/mach/iomux-v1.h
+++ b/arch/arm/mach-imx/include/mach/iomux-v1.h
@@ -1,6 +1,8 @@
 #ifndef __MACH_IOMUX_V1_H__
 #define __MACH_IOMUX_V1_H__
 
+#include <linux/compiler.h>
+
 #define GPIO_PIN_MASK 0x1f
 
 #define GPIO_PORT_SHIFT 5
diff --git a/arch/arm/mach-imx/include/mach/weim.h b/arch/arm/mach-imx/include/mach/weim.h
index 8d572dc..3fbbb6b 100644
--- a/arch/arm/mach-imx/include/mach/weim.h
+++ b/arch/arm/mach-imx/include/mach/weim.h
@@ -1,6 +1,8 @@
 #ifndef __MACH_WEIM_H
 #define __MACH_WEIM_H
 
+#include <linux/types.h>
+
 void imx27_setup_weimcs(size_t cs, unsigned upper, unsigned lower,
 		unsigned additional);
 
diff --git a/arch/ppc/boards/.gitignore b/arch/ppc/boards/.gitignore
new file mode 100644
index 0000000..d116578
--- /dev/null
+++ b/arch/ppc/boards/.gitignore
@@ -0,0 +1 @@
+barebox.lds
diff --git a/common/globalvar.c b/common/globalvar.c
index a8aaa72..abcd881 100644
--- a/common/globalvar.c
+++ b/common/globalvar.c
@@ -22,7 +22,7 @@
  * get a concatenated string of all globalvars beginning with 'match'.
  * This adds whitespaces between the different globalvars
  */
-char *globalvar_get_match(const char *match, const char *seperator)
+char *globalvar_get_match(const char *match, const char *separator)
 {
 	char *val = NULL;
 	struct param_d *param;
@@ -31,7 +31,7 @@
 		if (!strncmp(match, param->name, strlen(match))) {
 			const char *p = dev_get_param(&global_device, param->name);
 			if (val) {
-				char *new = asprintf("%s%s%s", val, seperator, p);
+				char *new = asprintf("%s%s%s", val, separator, p);
 				free(val);
 				val = new;
 			} else {
diff --git a/common/hush.c b/common/hush.c
index b5e111a..a3235ba 100644
--- a/common/hush.c
+++ b/common/hush.c
@@ -1959,7 +1959,7 @@
 BAREBOX_CMD_END
 #endif
 
-BAREBOX_MAGICVAR(PATH, "colon seperated list of pathes to search for executables");
+BAREBOX_MAGICVAR(PATH, "colon separated list of pathes to search for executables");
 #ifdef CONFIG_HUSH_FANCY_PROMPT
 BAREBOX_MAGICVAR(PS1, "hush prompt");
 #endif
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 6398268..ca6e8ad 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1,3 +1,5 @@
+#define pr_fmt(fmt)	"gpiolib: " fmt
+
 #include <init.h>
 #include <common.h>
 #include <command.h>
@@ -32,20 +34,30 @@
 	return gpio_request(gpio, "gpio");
 }
 
+static struct gpio_info *gpio_to_desc(unsigned gpio)
+{
+	if (gpio_is_valid(gpio))
+		if (gpio_desc[gpio].chip)
+			return &gpio_desc[gpio];
+
+	pr_warning("invalid GPIO %d\n", gpio);
+
+	return NULL;
+}
+
 int gpio_request(unsigned gpio, const char *label)
 {
-	struct gpio_info *gi = &gpio_desc[gpio];
-	struct gpio_chip *chip = gi->chip;
+	struct gpio_info *gi = gpio_to_desc(gpio);
 	int ret;
 
-	if (!gpio_is_valid(gpio))
-		return -EINVAL;
-	if (!chip)
-		return -EINVAL;
+	if (!gi)
+		return -ENODEV;
+
 	if (gi->requested)
 		return -EBUSY;
-	if (chip->ops->request) {
-		ret = chip->ops->request(chip, gpio - chip->base);
+
+	if (gi->chip->ops->request) {
+		ret = gi->chip->ops->request(gi->chip, gpio - gi->chip->base);
 		if (ret)
 			return ret;
 	}
@@ -58,17 +70,16 @@
 
 void gpio_free(unsigned gpio)
 {
-	struct gpio_info *gi = &gpio_desc[gpio];
-	struct gpio_chip *chip = gi->chip;
+	struct gpio_info *gi = gpio_to_desc(gpio);
 
-	if (!gpio_is_valid(gpio))
+	if (!gi)
 		return;
-	if (!chip)
-		return;
+
 	if (!gi->requested)
 		return;
-	if (chip->ops->free)
-		chip->ops->free(chip, gpio - chip->base);
+
+	if (gi->chip->ops->free)
+		gi->chip->ops->free(gi->chip, gpio - gi->chip->base);
 
 	gi->requested = false;
 	free(gi->label);
@@ -76,75 +87,71 @@
 
 void gpio_set_value(unsigned gpio, int value)
 {
-	struct gpio_info *gi = &gpio_desc[gpio];
-	struct gpio_chip *chip = gi->chip;
+	struct gpio_info *gi = gpio_to_desc(gpio);
 
-	if (!gpio_is_valid(gpio))
+	if (!gi)
 		return;
-	if (!chip)
-		return;
+
 	if (gpio_ensure_requested(gi, gpio))
 		return;
-	if (!chip->ops->set)
-		return;
-	chip->ops->set(chip, gpio - chip->base, value);
+
+	if (gi->chip->ops->set)
+		gi->chip->ops->set(gi->chip, gpio - gi->chip->base, value);
 }
 EXPORT_SYMBOL(gpio_set_value);
 
 int gpio_get_value(unsigned gpio)
 {
-	struct gpio_info *gi = &gpio_desc[gpio];
-	struct gpio_chip *chip = gi->chip;
+	struct gpio_info *gi = gpio_to_desc(gpio);
 	int ret;
 
-	if (!gpio_is_valid(gpio))
-		return -EINVAL;
-	if (!chip)
+	if (!gi)
 		return -ENODEV;
+
 	ret = gpio_ensure_requested(gi, gpio);
 	if (ret)
 		return ret;
-	if (!chip->ops->get)
+
+	if (!gi->chip->ops->get)
 		return -ENOSYS;
-	return chip->ops->get(chip, gpio - chip->base);
+	return gi->chip->ops->get(gi->chip, gpio - gi->chip->base);
 }
 EXPORT_SYMBOL(gpio_get_value);
 
 int gpio_direction_output(unsigned gpio, int value)
 {
-	struct gpio_info *gi = &gpio_desc[gpio];
-	struct gpio_chip *chip = gi->chip;
+	struct gpio_info *gi = gpio_to_desc(gpio);
 	int ret;
 
-	if (!gpio_is_valid(gpio))
-		return -EINVAL;
-	if (!chip)
+	if (!gi)
 		return -ENODEV;
+
 	ret = gpio_ensure_requested(gi, gpio);
 	if (ret)
 		return ret;
-	if (!chip->ops->direction_output)
+
+	if (!gi->chip->ops->direction_output)
 		return -ENOSYS;
-	return chip->ops->direction_output(chip, gpio - chip->base, value);
+	return gi->chip->ops->direction_output(gi->chip, gpio - gi->chip->base,
+					       value);
 }
 EXPORT_SYMBOL(gpio_direction_output);
 
 int gpio_direction_input(unsigned gpio)
 {
-	struct gpio_info *gi = &gpio_desc[gpio];
-	struct gpio_chip *chip = gi->chip;
+	struct gpio_info *gi = gpio_to_desc(gpio);
 	int ret;
 
-	if (!gpio_is_valid(gpio))
-		return -EINVAL;
-	if (!chip)
+	if (!gi)
 		return -ENODEV;
+
 	ret = gpio_ensure_requested(gi, gpio);
 	if (ret)
 		return ret;
-	if (!chip->ops->direction_input)
+
+	if (!gi->chip->ops->direction_input)
 		return -ENOSYS;
-	return chip->ops->direction_input(chip, gpio - chip->base);
+	return gi->chip->ops->direction_input(gi->chip, gpio - gi->chip->base);
 }
 EXPORT_SYMBOL(gpio_direction_input);
 
diff --git a/drivers/mci/imx.c b/drivers/mci/imx.c
index c985964..2bf48eb 100644
--- a/drivers/mci/imx.c
+++ b/drivers/mci/imx.c
@@ -2,7 +2,7 @@
  *  This is a driver for the SDHC controller found in Freescale MX2/MX3
  *  SoCs. It is basically the same hardware as found on MX1 (imxmmc.c).
  *  Unlike the hardware found on MX1, this hardware just works and does
- *  not need all the quirks found in imxmmc.c, hence the seperate driver.
+ *  not need all the quirks found in imxmmc.c, hence the separate driver.
  *
  *  Copyright (C) 2009 Ilya Yanok, <yanok@emcraft.com>
  *  Copyright (C) 2008 Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>
diff --git a/drivers/net/fec_imx.c b/drivers/net/fec_imx.c
index 1a85d15..25d8d8e 100644
--- a/drivers/net/fec_imx.c
+++ b/drivers/net/fec_imx.c
@@ -707,6 +707,7 @@
 
 	if (dev->device_node) {
 		ret = fec_probe_dt(dev, fec);
+		fec->phy_addr = -1;
 	} else if (pdata) {
 		fec->interface = pdata->xcv_type;
 		fec->phy_init = pdata->phy_init;
diff --git a/include/environment.h b/include/environment.h
index 7bdd213..ae1ecf5 100644
--- a/include/environment.h
+++ b/include/environment.h
@@ -20,6 +20,8 @@
 #ifndef _ENVIRONMENT_H_
 #define _ENVIRONMENT_H_
 
+#include <linux/list.h>
+
 /**
  * Managment of a environment variable
  */
diff --git a/include/fb.h b/include/fb.h
index 23d6c6d..df4ba8e 100644
--- a/include/fb.h
+++ b/include/fb.h
@@ -3,6 +3,7 @@
 
 #include <ioctl.h>
 #include <param.h>
+#include <driver.h>
 
 #define FB_VISUAL_TRUECOLOR		2	/* True color	*/
 #define FB_VISUAL_PSEUDOCOLOR		3	/* Pseudo color (like atari) */
diff --git a/include/filetype.h b/include/filetype.h
index ee777ac..c73c64a 100644
--- a/include/filetype.h
+++ b/include/filetype.h
@@ -1,6 +1,8 @@
 #ifndef __FILE_TYPE_H
 #define __FILE_TYPE_H
 
+#include <linux/string.h>
+
 /*
  * List of file types we know
  */
diff --git a/include/globalvar.h b/include/globalvar.h
index ddf885f..e3098bc 100644
--- a/include/globalvar.h
+++ b/include/globalvar.h
@@ -8,7 +8,7 @@
 		int (*set)(struct device_d *dev, struct param_d *p, const char *val),
 		const char *(*get)(struct device_d *, struct param_d *p),
 		unsigned long flags);
-char *globalvar_get_match(const char *match, const char *seperator);
+char *globalvar_get_match(const char *match, const char *separator);
 void globalvar_set_match(const char *match, const char *val);
 #else
 static inline int globalvar_add_simple(const char *name)
@@ -24,7 +24,7 @@
 	return 0;
 }
 
-static inline char *globalvar_get_match(const char *match, const char *seperator)
+static inline char *globalvar_get_match(const char *match, const char *separator)
 {
 	return NULL;
 }
diff --git a/include/i2c/i2c.h b/include/i2c/i2c.h
index 7b59a51..dab8dc5 100644
--- a/include/i2c/i2c.h
+++ b/include/i2c/i2c.h
@@ -16,6 +16,9 @@
 #ifndef I2C_I2C_H
 #define I2C_I2C_H
 
+#include <driver.h>
+#include <linux/types.h>
+
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 
 /*
diff --git a/include/image.h b/include/image.h
index 219419b..0c8a4b1 100644
--- a/include/image.h
+++ b/include/image.h
@@ -89,7 +89,7 @@
 #define IH_ARCH IH_ARCH_PPC
 #elif defined(__ARM__)
 #define IH_ARCH IH_ARCH_ARM
-#elif defined(__I386__) || defined(__x86_64__)
+#elif defined(__I386__) || defined(__x86_64__) || defined(__i386__)
 #define IH_ARCH IH_ARCH_I386
 #elif defined(__mips__)
 #define IH_ARCH IH_ARCH_MIPS
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 99c9639..8e60758 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -15,6 +15,7 @@
 #ifndef __PHY_H
 #define __PHY_H
 
+#include <driver.h>
 #include <linux/list.h>
 #include <linux/ethtool.h>
 #include <linux/mii.h>
diff --git a/include/mfd/mc13xxx.h b/include/mfd/mc13xxx.h
index 59042eb..cba8589 100644
--- a/include/mfd/mc13xxx.h
+++ b/include/mfd/mc13xxx.h
@@ -12,6 +12,8 @@
 #ifndef __MFD_MC13XXX_H
 #define __MFD_MC13XXX_H
 
+#include <linux/types.h>
+
 #define MC13XXX_REG_IDENTIFICATION	0x07
 
 #define MC13783_REG_INT_STATUS0		0x00
diff --git a/include/net.h b/include/net.h
index bb6b8fa..72f02ce 100644
--- a/include/net.h
+++ b/include/net.h
@@ -19,7 +19,9 @@
 #include <stdlib.h>
 #include <clock.h>
 #include <led.h>
+#include <xfuncs.h>
 #include <linux/phy.h>
+#include <linux/string.h>	/* memcpy */
 #include <asm/byteorder.h>	/* for nton* / ntoh* stuff */
 
 /* How often do we retry to send packages */
diff --git a/include/notifier.h b/include/notifier.h
index cb2be5f..c83e28b 100644
--- a/include/notifier.h
+++ b/include/notifier.h
@@ -1,6 +1,8 @@
 #ifndef __NOTIFIER_H
 #define __NOTIFIER_H
 
+#include <linux/list.h>
+
 /*
  * Notifer chains loosely based on the according Linux framework
  */
diff --git a/include/partition.h b/include/partition.h
index 8ad7490..3257053 100644
--- a/include/partition.h
+++ b/include/partition.h
@@ -1,7 +1,7 @@
 #ifndef __PARTITION_H
 #define __PARTITION_H
 
-struct device_d;
+#include <driver.h>
 
 struct partition {
         int num;
@@ -18,4 +18,3 @@
 };
 
 #endif /* __PARTITION_H */
-
diff --git a/include/spi/spi.h b/include/spi/spi.h
index 3da13e8..45fd22c 100644
--- a/include/spi/spi.h
+++ b/include/spi/spi.h
@@ -4,6 +4,7 @@
 #ifndef DOXYGEN_SHOULD_SKIP_THIS
 
 #include <driver.h>
+#include <linux/string.h>
 
 struct spi_board_info {
 	char	*name;