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arm64: dts: librem5-devkit: add lsm9ds1 mount matrix
The IMU chip on the librem5-devkit is not mounted at the "natural" place that would match normal phone orientation (see the documentation for the details about what that is). Since the lsm9ds1 driver supports providing a mount matrix, we can describe the orientation on the board in the dts: Create a right-handed coordinate system (x * -1; see the datasheet for the axis) and rotate 180 degrees around the y axis because the device sits on the back side from the display. Signed-off-by: Martin Kepplinger <[email protected]> Reviewed-by: Marco Felsch <[email protected]> Signed-off-by: Shawn Guo <[email protected]>
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