iio:imu:mpu6050: enhance mounting matrix support

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Add a new rotation matrix sysfs attribute compliant with IIO core
mounting matrix API.
Matrix is retrieved from "in_anglvel_mount_matrix" and
"in_accel_mount_matrix" sysfs attributes. It is declared into mpu6050 DTS
entry as a "mount-matrix" property.

Old interface is kept for backward userspace compatibility and may be
retrieved from legacy platform_data mechanism only.

Signed-off-by: Gregor Boirie <gregor.boirie@parrot.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

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Gregor Boirie 2016-04-20 19:23:45 +02:00 • committed by Jonathan Cameron

parent 97eacb9166

commit eb3798463f

5 changed files with 55 additions and 5 deletions

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include/linux/platform_data/invensense_mpu6050.h

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