Ricky Liang dc73b3ed74 oak: set up base accelerometer rotation matrix
The base accelerometer on oak rev5 needs to be rotated 180 degrees
along the z-axis to match the standard reference frame.

BUG=chrome-os-partner:50312
BRANCH=none
TEST=manually rotate my oak rev5 and verify that `ectool motionsense`
     reports correct accelerometer readings

Change-Id: I05a377b5f0827e2aad47d388dc3264d451580989
Signed-off-by: Ricky Liang <jcliang@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/330484
Reviewed-by: Rong Chang <rongchang@chromium.org>
2016-03-04 11:35:54 -08:00
2015-05-07 00:00:47 +00:00
2012-05-11 09:11:52 -07:00
2014-04-02 19:58:53 +00:00
2015-12-08 20:05:05 -08:00

For an overview of the Embedded Controller firmware, refer to

http://www.chromium.org/chromium-os/2014-firmware-summit

For instructions on building from source, refer to

http://www.chromium.org/chromium-os/ec-development/getting-started-building-ec-images-quickly
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