docs: gpio: add sysfs interface to the admin-guide

While this is stated as obsoleted, the sysfs interface described
there is still valid, and belongs to the admin-guide.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Mauro Carvalho Chehab 2019-06-28 08:14:42 -03:00
parent 4c68060bf6
commit c2746a1eb7
7 changed files with 7 additions and 6 deletions

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@ -11,7 +11,7 @@ Description:
Kernel code may export it for complete or partial access.
GPIOs are identified as they are inside the kernel, using integers in
the range 0..INT_MAX. See Documentation/gpio for more information.
the range 0..INT_MAX. See Documentation/admin-guide/gpio for more information.
/sys/class/gpio
/export ... asks the kernel to export a GPIO to userspace

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@ -1,4 +1,4 @@
:orphan:
.. SPDX-License-Identifier: GPL-2.0
====
gpio

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@ -91,6 +91,7 @@ configure specific aspects of kernel behavior to your liking.
cputopology
device-mapper/index
efi-stub
gpio/index
highuid
hw_random
iostats

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@ -316,7 +316,7 @@ specifies the path to the controller. In order to use these GPIOs in Linux
we need to translate them to the corresponding Linux GPIO descriptors.
There is a standard GPIO API for that and is documented in
Documentation/gpio/.
Documentation/admin-guide/gpio/.
In the above example we can get the corresponding two GPIO descriptors with
a code like this::

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@ -1,4 +1,4 @@
Chinese translated version of Documentation/gpio
Chinese translated version of Documentation/admin-guide/gpio
If you have any comment or update to the content, please contact the
original document maintainer directly. However, if you have a problem
@ -10,7 +10,7 @@ Maintainer: Grant Likely <grant.likely@secretlab.ca>
Linus Walleij <linus.walleij@linaro.org>
Chinese maintainer: Fu Wei <tekkamanninja@gmail.com>
---------------------------------------------------------------------
Documentation/gpio 的中文翻译
Documentation/admin-guide/gpio 的中文翻译
如果想评论或更新本文的内容,请直接联系原文档的维护者。如果你使用英文
交流有困难的话,也可以向中文版维护者求助。如果本翻译更新不及时或者翻

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@ -6867,7 +6867,7 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio.git
S: Maintained
F: Documentation/devicetree/bindings/gpio/
F: Documentation/driver-api/gpio/
F: Documentation/gpio/
F: Documentation/admin-guide/gpio/
F: Documentation/ABI/testing/gpio-cdev
F: Documentation/ABI/obsolete/sysfs-gpio
F: drivers/gpio/