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

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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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Documentation/firmware-guide/acpi/enumeration.rst
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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::