iio: dac: ad5686: Constify static struct iio_chan_spec

These are never modified and can be made const to allow the compiler to
put it in read-only memory.

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   6642   12608      64   19314    4b72 drivers/iio/dac/ad5686.o

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  16946    2304      64   19314    4b72 drivers/iio/dac/ad5686.o

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Acked-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Rikard Falkeborn 2020-05-26 23:02:21 +02:00 • committed by Jonathan Cameron
commit 59713492b7
2 changed files with 5 additions and 5 deletions