diff --git a/Makefile b/Makefile
index 28ddb7e..1c9dc7a 100644
--- a/Makefile
+++ b/Makefile
@@ -45,13 +45,13 @@
 
 #########################################################################
 #
-# U-boot build supports producing a object files to the separate external
+# U-boot build supports generating object files in a separate external
 # directory. Two use cases are supported:
 #
 # 1) Add O= to the make command line
 # 'make O=/tmp/build all'
 #
-# 2) Set environement variable BUILD_DIR to point to the desired location
+# 2) Set environment variable BUILD_DIR to point to the desired location
 # 'export BUILD_DIR=/tmp/build'
 # 'make'
 #
@@ -59,7 +59,7 @@
 # 'export BUILD_DIR=/tmp/build'
 # './MAKEALL'
 #
-# Command line 'O=' setting overrides BUILD_DIR environent variable.
+# Command line 'O=' setting overrides BUILD_DIR environment variable.
 #
 # When none of the above methods is used the local build is performed and
 # the object files are placed in the source directory.
diff --git a/README b/README
index be5336f..20ba650 100644
--- a/README
+++ b/README
@@ -3364,7 +3364,7 @@
 		the Linux kernel; all data that must be processed by
 		the Linux kernel (bd_info, boot arguments, FDT blob if
 		used) must be put below this limit, unless "bootm_low"
-		enviroment variable is defined and non-zero. In such case
+		environment variable is defined and non-zero. In such case
 		all data for the Linux kernel must be between "bootm_low"
 		and "bootm_low" + CONFIG_SYS_BOOTMAPSZ.	 The environment
 		variable "bootm_mapsize" will override the value of
@@ -3477,7 +3477,7 @@
 
 - CONFIG_ENV_FLAGS_LIST_DEFAULT
 - CONFIG_ENV_FLAGS_LIST_STATIC
-	Enable validation of the values given to enviroment variables when
+	Enable validation of the values given to environment variables when
 	calling env set.  Variables can be restricted to only decimal,
 	hexadecimal, or boolean.  If CONFIG_CMD_NET is also defined,
 	the variables can also be restricted to IP address or MAC address.
diff --git a/arch/arm/cpu/arm926ejs/at91/eflash.c b/arch/arm/cpu/arm926ejs/at91/eflash.c
index 3e21cdb..3f39264 100644
--- a/arch/arm/cpu/arm926ejs/at91/eflash.c
+++ b/arch/arm/cpu/arm926ejs/at91/eflash.c
@@ -28,7 +28,7 @@
  * by u-Boot commands.
  *
  * Note: Redundant environment will not work in this flash since
- * it does use partial page writes. Make sure the environent spans
+ * it does use partial page writes. Make sure the environment spans
  * whole pages!
  */
 
diff --git a/arch/arm/cpu/arm926ejs/kirkwood/cpu.c b/arch/arm/cpu/arm926ejs/kirkwood/cpu.c
index cde3172..d4711c0 100644
--- a/arch/arm/cpu/arm926ejs/kirkwood/cpu.c
+++ b/arch/arm/cpu/arm926ejs/kirkwood/cpu.c
@@ -302,7 +302,7 @@
 	/*
 	 * Configures the I/O voltage of the pads connected to Egigabit
 	 * Ethernet interface to 1.8V
-	 * By defult it is set to 3.3V
+	 * By default it is set to 3.3V
 	 */
 	reg = readl(KW_REG_MPP_OUT_DRV_REG);
 	reg |= (1 << 7);
diff --git a/board/RPXlite_dw/README b/board/RPXlite_dw/README
index 14296b2..9e2d0f4 100644
--- a/board/RPXlite_dw/README
+++ b/board/RPXlite_dw/README
@@ -87,9 +87,9 @@
 
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-A word on the U-Boot enviroment variable setting and usage :
+A word on the U-Boot environment variable setting and usage :
 
-In the beginning, you could just need very simple defult environment variable setting,
+In the beginning, you could just need very simple default environment variable setting,
 like[include/configs/RPXlite.h] :
 
 #define CONFIG_BOOTCOMMAND                                                      \
diff --git a/board/freescale/mx28evk/README b/board/freescale/mx28evk/README
index 524f3fc..0389a1d 100644
--- a/board/freescale/mx28evk/README
+++ b/board/freescale/mx28evk/README
@@ -29,11 +29,11 @@
 
 There are two targets for mx28evk:
 
-"make mx28evk_config"		- store enviroment variables into MMC
+"make mx28evk_config"		- store environment variables into MMC
 
 or
 
-"make mx28evk_nand_config"	- store enviroment variables into NAND flash
+"make mx28evk_nand_config"	- store environment variables into NAND flash
 
 Choose the target accordingly.
 
diff --git a/board/sbc8349/README b/board/sbc8349/README
index 2c35919..e2d60cc 100644
--- a/board/sbc8349/README
+++ b/board/sbc8349/README
@@ -50,7 +50,7 @@
     trying to preserve your old environment settings and user flash).
   - Set the start address of the erase/flash process to FF80_0000
   - Set the target RAM required to 64kB.
-  - Select sectors for erasing (see note on enviroment below)
+  - Select sectors for erasing (see note on environment below)
   - Select Erase and Reprogram.
 
 Note that some versions of the register files used with Workbench
diff --git a/common/image.c b/common/image.c
index 2c88091..802a79e 100644
--- a/common/image.c
+++ b/common/image.c
@@ -965,7 +965,7 @@
  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
  *      end address (after possible relocation)
  *
- * boot_ramdisk_high() takes a relocation hint from "initrd_high" environement
+ * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
  * variable and if requested ramdisk data is moved to a specified location.
  *
  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
diff --git a/doc/README.hwconfig b/doc/README.hwconfig
index cf54965..b6ddb43 100644
--- a/doc/README.hwconfig
+++ b/doc/README.hwconfig
@@ -18,7 +18,7 @@
    U-Boot. But I haven't bothered yet.
 
 2. Since we don't implement a hwconfig command, i.e. we're working
-   with the environement directly, there is no way to tell that
+   with the environment directly, there is no way to tell that
    toggling a particular option will need a reboot to take
    effect. So, for now it's advised to always reboot the
    target after modifying the hwconfig variable.
diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c
index 5936f9b..60ed92d 100644
--- a/drivers/net/phy/smsc.c
+++ b/drivers/net/phy/smsc.c
@@ -7,7 +7,7 @@
  *   Copyright 2010-2011 Freescale Semiconductor, Inc.
  *   author Andy Fleming
  *
- * Some code get from linux kenrel
+ * Some code copied from linux kernel
  * Copyright (c) 2006 Herbert Valerio Riedel <hvr@gnu.org>
  */
 #include <miiphy.h>
diff --git a/examples/standalone/README.smc91111_eeprom b/examples/standalone/README.smc91111_eeprom
index 28e7e69..a2d52e7 100644
--- a/examples/standalone/README.smc91111_eeprom
+++ b/examples/standalone/README.smc91111_eeprom
@@ -154,10 +154,10 @@
 
 -Boot environmental variable in Flash <- can not change, without
 					  re-flashing U-boot.
-U-Boot environental variable	       <- can not change, without
+U-Boot environmental variable	       <- can not change, without
 					  resetting board/U-Boot
-LAN91C111 Registers		       <- volitle
-LAN91C111 EEPROM		       <- Non Volitle
+LAN91C111 Registers		       <- volatile
+LAN91C111 EEPROM		       <- Non-volatile
 
 If you have not activated the network, and do not have a hardcoded
 or pre-assigned MAC address in U-boot, the environmental variables
diff --git a/include/common.h b/include/common.h
index 8addf43..6aa2398 100644
--- a/include/common.h
+++ b/include/common.h
@@ -383,7 +383,7 @@
 /**
  * setenv_addr - Set an environment variable to an address in hex
  *
- * @varname:	Environmet variable to set
+ * @varname:	Environment variable to set
  * @addr:	Value to set it to
  * @return 0 if ok, 1 on error
  */
diff --git a/include/configs/eXalion.h b/include/configs/eXalion.h
index c2d04a2..7321b60 100644
--- a/include/configs/eXalion.h
+++ b/include/configs/eXalion.h
@@ -119,7 +119,7 @@
 
 #define CONFIG_ENV_IS_IN_FLASH	1
 #define CONFIG_ENV_SECT_SIZE	0x20000 /* Size of one Flash sector */
-#define CONFIG_ENV_SIZE		CONFIG_ENV_SECT_SIZE	/* Use one Flash sector for enviroment	*/
+#define CONFIG_ENV_SIZE		CONFIG_ENV_SECT_SIZE	/* Use one Flash sector for environment	*/
 #define CONFIG_ENV_ADDR		0xFFFC0000
 #define CONFIG_ENV_OFFSET		0	/* starting right at the beginning  */
 
diff --git a/include/configs/sacsng.h b/include/configs/sacsng.h
index d63d0c4..0feef1e 100644
--- a/include/configs/sacsng.h
+++ b/include/configs/sacsng.h
@@ -305,7 +305,7 @@
 #define CONFIG_ENV_IN_OWN_SECT	1
 
 /* Define this to contain any number of null terminated strings that
- * will be part of the default enviroment compiled into the boot image.
+ * will be part of the default environment compiled into the boot image.
  */
 #define CONFIG_EXTRA_ENV_SETTINGS \
 "quiet=0\0" \
diff --git a/lib/hashtable.c b/lib/hashtable.c
index 644330a..c5a2b08 100644
--- a/lib/hashtable.c
+++ b/lib/hashtable.c
@@ -817,7 +817,7 @@
 	 * size of 8 per entry (= safety factor of ~5) should provide enough
 	 * safety margin for any existing environment definitions and still
 	 * allow for more than enough dynamic additions. Note that the
-	 * "size" argument is supposed to give the maximum enviroment size
+	 * "size" argument is supposed to give the maximum environment size
 	 * (CONFIG_ENV_SIZE).  This heuristics will result in
 	 * unreasonably large numbers (and thus memory footprint) for
 	 * big flash environments (>8,000 entries for 64 KB
diff --git a/post/board/lwmon5/sysmon.c b/post/board/lwmon5/sysmon.c
index da37d66..cca1a26 100644
--- a/post/board/lwmon5/sysmon.c
+++ b/post/board/lwmon5/sysmon.c
@@ -22,7 +22,7 @@
  *
  * LCD backlight is not enabled if temperature values are not within
  * allowed ranges (-30 .. + 80). The brightness of backlite can be
- * controlled by setting "brightness" enviroment variable. Default value is 50%
+ * controlled by setting "brightness" environment variable. Default value is 50%
  *
  * See the list of all parameters in the sysmon_table below
  */