Chun-Ta Lin b3a7ede47d hammer: prepare and update the trackpad firmware
Implement the necessary bits for updating the trackpad firmware over
I2C, primarily following the protocol from open source driver.

BRANCH=none
BUG=b:35587174
TEST=Manually update firmware and confirmed reported FW version changed.

Change-Id: Ice5098269803f524de0b6a853f5a98f28382a7fb
Reviewed-on: https://chromium-review.googlesource.com/532765
Commit-Ready: Nicolas Boichat <drinkcat@chromium.org>
Tested-by: Chun-ta Lin <itspeter@chromium.org>
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
2017-06-22 03:34:50 -07:00
2017-06-17 01:12:42 -07:00
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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