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| author | Nicolas Boichat <drinkcat@chromium.org> | 2018-03-05 14:24:09 +0800 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2018-03-05 18:34:29 -0800 |
| commit | 3d4db585fa751d0b480050003280df79f9a6f8da (patch) | |
| tree | 22e3cb72730bbe8a222b5544caca9bffc93f2d96 /common/charge_state_v2.c | |
| parent | 9896e428f72670562f73713456d5966ad3f2d491 (diff) | |
| download | chrome-ec-3d4db585fa751d0b480050003280df79f9a6f8da.tar.gz | |
charge_state_v2: Reduce OTG voltage to 12V for better efficiency
BRANCH=none
BUG=b:73528930
BUG=b:73660652
TEST=Flash lux, check that lux adc VBUS voltage when only no
charger is connected is around 12V.
Change-Id: Iccc245c96ca3c83674446f96f78f1ce15ffa7de2
Signed-off-by: Nicolas Boichat <drinkcat@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/948322
Reviewed-by: Randall Spangler <rspangler@chromium.org>
Diffstat (limited to 'common/charge_state_v2.c')
| -rw-r--r-- | common/charge_state_v2.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/common/charge_state_v2.c b/common/charge_state_v2.c index 5c92ae0bf0..f375404aee 100644 --- a/common/charge_state_v2.c +++ b/common/charge_state_v2.c @@ -195,7 +195,7 @@ struct dual_battery_policy { }; static const struct dual_battery_policy db_policy = { - .otg_voltage = 15000, /* mV */ + .otg_voltage = 12000, /* mV */ .max_base_to_lid_current = 1800, /* mA, about 2000mA with margin. */ .lid_to_base_current_charge_base_low = 200, /* mA, so about 3W. */ .margin_otg_current = 13, /* /128 = 10.1% */ |