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iio: Add channel for Gravity

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Add new channel types support for gravity sensor.

Gravity sensor provides an application-level or physical collection that
identifies a device that measures exclusively the force of Earth's
gravity along any number of axes.

More information can be found in:
http://www.usb.org/developers/hidpage/HUTRR59_-_Usages_for_Wearables.pdf

Signed-off-by: Song Hongyan <hongyan.song@intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Song Hongyan
2017-01-05 18:24:03 +08:00
committed by Jonathan Cameron
parent b257c1a45e
commit 571299d099
4 changed files with 14 additions and 0 deletions
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drivers/iio/industrialio-core.c
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@@ -83,6 +83,7 @@ static const char * const iio_chan_type_name_spec[] = {
[IIO_ELECTRICALCONDUCTIVITY] = "electricalconductivity",
[IIO_COUNT] = "count",
[IIO_INDEX] = "index",
[IIO_GRAVITY] = "gravity",
};
static const char * const iio_modifier_names[] = {