typo fixes

Most of these fixes were already submitted for old kernel versions, and were
approved, but for some reason they never made it into the releases.

Because this is a consolidation of a couple old missed patches, it touches both
Kconfigs and documentation texts.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Adrian Bunk <bunk@kernel.org>
diff --git a/Documentation/thinkpad-acpi.txt b/Documentation/thinkpad-acpi.txt
index 659dcb0..ec49926 100644
--- a/Documentation/thinkpad-acpi.txt
+++ b/Documentation/thinkpad-acpi.txt
@@ -1035,7 +1035,7 @@
 
 An enabled fan in level "auto" may stop spinning if the EC decides the
 ThinkPad is cool enough and doesn't need the extra airflow.  This is
-normal, and the EC will spin the fan up if the varios thermal readings
+normal, and the EC will spin the fan up if the various thermal readings
 rise too much.
 
 On the X40, this seems to depend on the CPU and HDD temperatures.