Fix misc Kconfig typos

Fix various Kconfig typos.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 2af12fc..ad8b537 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -994,7 +994,7 @@
 	help
 	  If you say Y here, you will have a miscdevice named "/dev/hpet/".  Each
 	  open selects one of the timers supported by the HPET.  The timers are
-	  non-periodioc and/or periodic.
+	  non-periodic and/or periodic.
 
 config HPET_RTC_IRQ
 	bool "HPET Control RTC IRQ" if !HPET_EMULATE_RTC