iio: provide of_iio_channel_get_by_name() and devm_ version it

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There might be cases when the IIO channel is attached to the device
subnode instead of being attached to the main device node. Allow drivers
to query IIO channels by using device tree nodes.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20201204025509.1075506-8-dmitry.baryshkov@linaro.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

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Dmitry Baryshkov 2020-12-04 05:55:01 +03:00 • committed by Jonathan Cameron

parent 9695a2a52c

commit 6e39b145ce

2 changed files with 62 additions and 8 deletions

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34

drivers/iio/inkern.c

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36

include/linux/iio/consumer.h

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