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author | Ryan Zhang <ryan.zhang@quanta.corp-partner.google.com> | 2018-12-22 15:24:28 +0800 |
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committer | chrome-bot <chrome-bot@chromium.org> | 2019-02-26 16:49:09 -0800 |
commit | 219b09e87f61ffb410fe1a1dbaed4983460fefb4 (patch) | |
tree | 44c42b446e99f1dc7e931bf5a597abf4388d44de /core | |
parent | 916b0771e4bdaafb710b5c964c2ceba4128a1c51 (diff) | |
download | chrome-ec-219b09e87f61ffb410fe1a1dbaed4983460fefb4.tar.gz |
OZ554: set power up sequence.
1. Spec says backlight should be turned on after 500ms
after eDP signals are ready.
2. There's no way to get exact eDP ready time, therefore,
give one second delay.
power up __/----------------
eDP ______/------------
backlight _____________/-----
|- t1 -| : >=500 ms
|- t2 -| : 1 second is enough
BUG=b:120237453
BRANCH=ToT
TEST=Test results is in crosbug 120237453, comment #31
Signed-off-by: Ryan Zhang <ryan.zhang@quanta.corp-partner.google.com>
Change-Id: I63e4536a9d8a7e5febf4ee76f05cbe7c014c7faa
Reviewed-on: https://chromium-review.googlesource.com/1389975
Commit-Ready: Ryan Zhang <ryan.zhang@quanta.corp-partner.google.com>
Tested-by: Ryan Zhang <ryan.zhang@quanta.corp-partner.google.com>
Reviewed-by: Daisuke Nojiri <dnojiri@chromium.org>
Diffstat (limited to 'core')
0 files changed, 0 insertions, 0 deletions