gpio: Break out code to get a descriptor from a DT node

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Sometimes a GPIO needs to be taken from a node without
a device associated with it. The fwnode accessor does this,
let's however break out the DT code for now.

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

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Linus Walleij 2017-12-29 02:07:54 +01:00

parent 6a537d4846

commit 6392cca42d

1 changed files with 86 additions and 37 deletions

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127

drivers/gpio/gpiolib.c

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