diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 3d6d9ef094..7fa6b80cce 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -21,4 +21,7 @@
 
 config ARCH_POWERPC
 	boolean
+	help
+	  This option is used to set the architecture of a mainboard.
+	  It is usually set in mainboard/*/Kconfig.
 
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 359aeff73f..1de46dcca0 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -23,12 +23,12 @@ config ARCH_X86
 	boolean
 	help
 	  This option is used to set the architecture of a mainboard.
-	  It is usually set in mainboard/*/Kconfig. 
+	  It is usually set in mainboard/*/Kconfig.
 
 config CAR_TYPE_I586
 	boolean
 	help
-	  This option selects the reset vector and cache as ram
+	  This option selects the reset vector and Cache-as-RAM (CAR)
 	  implementation for a mainboard. See arch/x86/Makefile for
 	  more hints on possible values.
 	  It is usually set in mainboard/*/Kconfig.
diff --git a/console/Kconfig b/console/Kconfig
index 1a94bd109f..fabfa0225f 100644
--- a/console/Kconfig
+++ b/console/Kconfig
@@ -14,12 +14,12 @@ choice
 config CONSOLE_SERIAL_COM1
 	bool "COM1/ttyS0"
 	---help---
-	  Serial console on COM1.
+	  Serial console on COM1/ttyS0.
 
 config CONSOLE_SERIAL_COM2
 	bool "COM2/ttyS1"
 	---help---
-	  Serial console on COM2.
+	  Serial console on COM2/ttyS1.
 
 endchoice
 
@@ -55,12 +55,10 @@ config CONSOLE_SERIAL_9600
 
 endchoice
 
-
 config CONSOLE_VGA
 	boolean "Support VGA console"
 	---help---
-	  Send LinuxBIOS output to VGA console as soon as VGA
-	  is initialized.
+	  Send LinuxBIOS output to VGA console as soon as VGA is initialized.
 
 config CONSOLE_USB
 	boolean "Support USB2 debug console"