When we are detecting Apple charger type, we disable TSU6721 interrupt.
This, however, doesn't create a race condition, because any pending
interrupt fires immediately after we re-enable TSU6721 interrupt, and in
turns schedules charger task. As a result, charger task gets waken right
after it finishes its current iteration.
As for overcurrent detection, the current algorithm seems to do a good
enough job.
BUG=chrome-os-partner:23743, chrome-os-partner:23744
TEST=None
BRANCH=None
Change-Id: Ib3a6d562a305020ef5413e2a493e4163a6e70954
Signed-off-by: Vic (Chun-Ju) Yang <victoryang@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/179303
Reviewed-by: Randall Spangler <rspangler@chromium.org>
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>