[PATCH] pinctrl: generic: clarify output configuration

[Linus Walleij]

This makes it more clear what this generic control means.

Reported-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
---
 include/linux/pinctrl/pinconf-generic.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/linux/pinctrl/pinconf-generic.h b/include/linux/pinctrl/pinconf-generic.h
index 72474e1..babd4a4 100644
--- a/include/linux/pinctrl/pinconf-generic.h
+++ b/include/linux/pinctrl/pinconf-generic.h
@@ -70,7 +70,9 @@
  *	passed in the argument on a custom form, else just use argument 1
  *	to indicate low power mode, argument 0 turns low power mode off.
  * @PIN_CONFIG_OUTPUT: this will configure the pin in output, use argument
- *	1 to indicate high level, argument 0 to indicate low level.
+ *	1 to indicate high level, argument 0 to indicate low level. This
+ *	is used when the drive type is unknown or irrelevant, such as when
+ *	connecting a pin to GND or VDD during sleep.
  * @PIN_CONFIG_END: this is the last enumerator for pin configurations, if
  *	you need to pass in custom configurations to the pin controller, use
  *	PIN_CONFIG_END+1 as the base offset.
-- 
1.8.1.4

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