diff options
author | Diana Z <dzigterman@chromium.org> | 2020-09-28 14:23:04 -0600 |
---|---|---|
committer | Commit Bot <commit-bot@chromium.org> | 2020-10-02 02:12:00 +0000 |
commit | 214989b70231d9536211255f255d10297047f78f (patch) | |
tree | 0b2f62e825255f42a999e053d7d4be42e6a2e6ea /board/waddledee | |
parent | 8b05bdfc38ccc2b1eb694ad4d41096e08a5116c4 (diff) | |
download | chrome-ec-214989b70231d9536211255f255d10297047f78f.tar.gz |
Dedede: Check versus vSinkDisconnect on VBUS_REMOVEDstabilize-13505.1.B-master
For variants using the charger Vbus ADC, add a check versus
vSinkDisconnect to determine if the TC layer connection has been broken.
BRANCH=None
BUG=b:168831161
TEST=on waddledee, confirm we can reliably source 5V from a charger
without erroneously detecting disconnect
Signed-off-by: Diana Z <dzigterman@chromium.org>
Change-Id: Icd06d91cd28db068c8cfa646152596d6eab80375
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2436581
Reviewed-by: Denis Brockus <dbrockus@chromium.org>
Reviewed-by: Aseda Aboagye <aaboagye@chromium.org>
Diffstat (limited to 'board/waddledee')
-rw-r--r-- | board/waddledee/usb_pd_policy.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/board/waddledee/usb_pd_policy.c b/board/waddledee/usb_pd_policy.c index a3d1741a41..9d53f20047 100644 --- a/board/waddledee/usb_pd_policy.c +++ b/board/waddledee/usb_pd_policy.c @@ -83,8 +83,10 @@ __override bool pd_check_vbus_level(int port, enum vbus_level level) if (level == VBUS_SAFE0V) return vbus_voltage < PD_V_SAFE0V_MAX; - else + else if (level == VBUS_PRESENT) return vbus_voltage > PD_V_SAFE5V_MIN; + else + return vbus_voltage < PD_V_SINK_DISCONNECT_MAX; } int pd_snk_is_vbus_provided(int port) |