diff options
| author | Ge Gao <ggao@invensense.com> | 2013-02-02 00:26:00 +0000 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2013-02-10 17:42:43 +0000 |
| commit | 09a642b78523e9f4c5970c806ad218aa3de31551 (patch) | |
| tree | d233f7f645b66e8a02ff1128fcc6673a7183b047 /Documentation/ABI/testing | |
| parent | 8ce4a56a52bf566659768a9e46e759e7cd5f33d9 (diff) | |
Invensense MPU6050 Device Driver.iio-for-3.9d
This the basic functional Invensense MPU6050 Device driver.
Signed-off-by: Ge Gao <ggao@invensense.com>
Reviewed-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'Documentation/ABI/testing')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-iio-mpu6050 | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-iio-mpu6050 b/Documentation/ABI/testing/sysfs-bus-iio-mpu6050 new file mode 100644 index 000000000000..cb53737aacbf --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-iio-mpu6050 @@ -0,0 +1,13 @@ +What: /sys/bus/iio/devices/iio:deviceX/in_gyro_matrix +What: /sys/bus/iio/devices/iio:deviceX/in_accel_matrix +What: /sys/bus/iio/devices/iio:deviceX/in_magn_matrix +KernelVersion: 3.4.0 +Contact: linux-iio@vger.kernel.org +Description: + This is mounting matrix for motion sensors. Mounting matrix + is a 3x3 unitary matrix. A typical mounting matrix would look like + [0, 1, 0; 1, 0, 0; 0, 0, -1]. Using this information, it would be + easy to tell the relative positions among sensors as well as their + positions relative to the board that holds these sensors. Identity matrix + [1, 0, 0; 0, 1, 0; 0, 0, 1] means sensor chip and device are perfectly + aligned with each other. All axes are exactly the same. |