Yidi Lin 1d8fcd4fab driver: kionix: Add checking whoami value at initialization.
spi_transaction() always returns success even without the sensor.
Check whoami value to make sure that the sensor is existed.

BUG=none
BRANCH=none
TEST=remove LID accel sensor from elm and see init failed log.
[1.258973 Lid Accel: 1: init failed: 4]

Change-Id: I55aa35bc9790e5dec61e22aa2f51243e29368a86
Signed-off-by: Yidi Lin <yidi.lin@mediatek.com>
Reviewed-on: https://chromium-review.googlesource.com/453579
Reviewed-by: Gwendal Grignou <gwendal@chromium.org>
2017-03-13 22:40:00 -07:00
2017-03-13 17:53:58 -07:00
2016-11-10 21:28:33 -08:00
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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