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iio: cros_ec: Add calibscale for 3d MEMS

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Add calibration scale support to accel, gyro and magnetometer.

Check on eve with current firmware, check reading calibscale returns 1.0,
check with newer firmware values are applied.

Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Gwendal Grignou
2019-07-18 16:28:24 -07:00
committed by Jonathan Cameron
parent 50e5bae0c1
commit ed1f2e85da
5 changed files with 57 additions and 15 deletions
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5
include/linux/iio/common/cros_ec_sensors_core.h
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@@ -62,7 +62,10 @@ struct cros_ec_sensors_core_state {
enum motionsensor_type type;
enum motionsensor_location loc;
s16 calib[CROS_EC_SENSOR_MAX_AXIS];
struct calib_data {
s16 offset;
u16 scale;
} calib[CROS_EC_SENSOR_MAX_AXIS];
u8 samples[CROS_EC_SAMPLE_SIZE];