trivial: Miscellaneous documentation typo fixes

Fix various typos in documentation txts.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/Documentation/timers/hpet.txt b/Documentation/timers/hpet.txt
index e7c09ab..04763a3 100644
--- a/Documentation/timers/hpet.txt
+++ b/Documentation/timers/hpet.txt
@@ -7,7 +7,7 @@
 
 Each HPET has one fixed-rate counter (at 10+ MHz, hence "High Precision")
 and up to 32 comparators.  Normally three or more comparators are provided,
-each of which can generate oneshot interupts and at least one of which has
+each of which can generate oneshot interrupts and at least one of which has
 additional hardware to support periodic interrupts.  The comparators are
 also called "timers", which can be misleading since usually timers are
 independent of each other ... these share a counter, complicating resets.