From: Pavel Machek <pavel@ucw.cz>
To: linus.walleij@linaro.org, gnurou@gmail.com, corbet@lwn.net,
linux-gpio@vger.kernel.org, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH] gpio/board.txt: point to gpiod_set_value
Date: Mon, 3 Oct 2016 10:43:46 +0200 [thread overview]
Message-ID: <20161003084346.GA2749@amd> (raw)
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gpiod_set_value() is preffered interface these days, so add a
pointer. Also fix a missing ).
Signed-off-by: Pavel Machek <pavel@ucw.cz>
diff --git a/Documentation/gpio/board.txt b/Documentation/gpio/board.txt
index 86d3fa9..589e789 100644
--- a/Documentation/gpio/board.txt
+++ b/Documentation/gpio/board.txt
@@ -6,7 +6,7 @@ Note that it only applies to the new descriptor-based interface. For a
description of the deprecated integer-based GPIO interface please refer to
gpio-legacy.txt (actually, there is no real mapping possible with the old
interface; you just fetch an integer from somewhere and request the
-corresponding GPIO.
+corresponding GPIO).
Platforms that make use of GPIOs must select ARCH_REQUIRE_GPIOLIB (if GPIO usage
is mandatory) or ARCH_WANT_OPTIONAL_GPIOLIB (if GPIO support can be omitted) in
@@ -165,3 +165,6 @@ signals to 1, i.e. enabling the LEDs. And for the "power" GPIO, which is mapped
as active-low, its actual signal will be 0 after this code. Contrary to the legacy
integer GPIO interface, the active-low property is handled during mapping and is
thus transparent to GPIO consumers.
+
+Set of functions such as gpiod_set_value() is available to work with
+this interface.
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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next reply other threads:[~2016-10-03 8:43 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-03 8:43 Pavel Machek [this message]
2016-10-10 8:43 ` [PATCH] gpio/board.txt: point to gpiod_set_value Linus Walleij
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