Daisuke Nojiri f21a0681c7 Nami: Read CBI early and cache it
This patch adds a HOOK_INIT handler which reads CBI. This handler runs
as early as I2C controller is ready so that all subsequent code can refer
to cached CBI.

Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org>

BUG=none
BRANCH=none
TEST=Verify CBI is read reliably on Nami at boot.

Change-Id: I979947d6bd63ce0cdc1400ba561c543d9ed7b40e
Reviewed-on: https://chromium-review.googlesource.com/1054341
Commit-Ready: Daisuke Nojiri <dnojiri@chromium.org>
Tested-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
2018-05-11 12:10:43 -07:00
2018-05-11 12:10:43 -07:00
2017-08-07 19:29:13 -07:00
2018-05-11 09:30:36 -07:00
2017-07-08 20:38:53 -07:00
2017-10-10 22:13:43 -07:00
2018-05-10 15:10:16 -07:00
2018-05-02 22:20:48 -07:00
2012-05-11 09:11:52 -07:00
2014-04-02 19:58:53 +00:00
2018-05-02 22:21:09 -07:00
2017-11-16 21:07:40 -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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