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Message-Id: <1366965558-6619-1-git-send-email-linus.walleij@linaro.org>
Date: Fri, 26 Apr 2013 10:39:18 +0200
From: Linus Walleij <linus.walleij@...aro.org>
To: linux-kernel@...r.kernel.org
Cc: Linus Walleij <linus.walleij@...aro.org>
Subject: [PATCH] pinctrl: generic: clarify output configuration
This makes it more clear what this generic control means.
Reported-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
Signed-off-by: Linus Walleij <linus.walleij@...aro.org>
---
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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