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/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 7acc635..8f5c7b9 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -70,9 +70,9 @@
 	select LEDS_CLASS
 	select CHECK_SIGNATURE
 	help
-	  Say Y here for support of Winstron laptop button interface, used on
+	  Say Y here for support of Wistron laptop button interfaces, used on
 	  laptops of various brands, including Acer and Fujitsu-Siemens. If
-	  available, mail and wifi leds will be controlable via /sys/class/leds.
+	  available, mail and wifi LEDs will be controllable via /sys/class/leds.
 
 	  To compile this driver as a module, choose M here: the module will
 	  be called wistron_btns.