gpio: set up initial state from .get_direction()

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If the gpiochip supports the .get_direction() callback, then
the initial state of the descriptor flags should be set up
as output accordingly. Also put in comments explaining what is
going on.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

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Linus Walleij 2016-04-28 13:33:59 +02:00

parent e9f4d569fb

commit 72d3200061

1 changed files with 24 additions and 7 deletions

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31

drivers/gpio/gpiolib.c

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