tree-wide: fix assorted typos all over the place

That is "success", "unknown", "through", "performance", "[re|un]mapping"
, "access", "default", "reasonable", "[con]currently", "temperature"
, "channel", "[un]used", "application", "example","hierarchy", "therefore"
, "[over|under]flow", "contiguous", "threshold", "enough" and others.

Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/watchdog/coh901327_wdt.c b/drivers/watchdog/coh901327_wdt.c
index 381026c..923cc68 100644
--- a/drivers/watchdog/coh901327_wdt.c
+++ b/drivers/watchdog/coh901327_wdt.c
@@ -508,7 +508,7 @@
 	 * deactivating the watchdog before it is shut down by it.
 	 *
 	 * NOTE: on future versions of the watchdog, this restriction is
-	 * gone: the watchdog will be reloaded with a defaul value (1 min)
+	 * gone: the watchdog will be reloaded with a default value (1 min)
 	 * instead of last value, and you can conveniently set the watchdog
 	 * timeout to 10ms (value = 1) without any problems.
 	 */