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2015-07-21gpio: document interaction with other subsystemsLinus Walleij1-0/+3
Now I am very fed up with people reinventing kernel wheels in userspace "just because they can" (read, sysfs). Put in a angry blurb in sysfs doc and put in a new file with pointers to other subsystem drivers utilizing GPIOs. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-12-03Documentation: gpiolib: add 00-INDEX fileAlexandre Courbot1-0/+14
Give a short overview of the various GPIO documentation files. Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>