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| author | Vic Yang <victoryang@chromium.org> | 2013-06-28 11:34:48 +0800 |
|---|---|---|
| committer | ChromeBot <chrome-bot@google.com> | 2013-07-08 11:30:47 -0700 |
| commit | 0e835170b0906ab7225262d7dc94c5e014de6bd4 (patch) | |
| tree | bd6ac29eb11fc132c22156fac101457819cd82b5 | |
| parent | 840facbb4e3c8b96c1e9c0566901db20a49c81c5 (diff) | |
| download | chrome-ec-0e835170b0906ab7225262d7dc94c5e014de6bd4.tar.gz | |
Extend overcurrent delay to 1200 ms
Some chargers recover in about 1100 ms on overcurrent events. Let's
extend this delay to support more chargers.
BUG=chrome-os-partner:20408
TEST=Manual. Check we can reach a steady current with a charger that was
not supported before.
BRANCH=Spring
Original-Change-Id: I7db0f98110dcb225ea5f123400c539e6a1260156
Signed-off-by: Vic Yang <victoryang@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/60316
Reviewed-by: Todd Broch <tbroch@chromium.org>
(cherry picked from commit 732f5130f1f7523ec18fb04d49ddeb1646389a2c)
Change-Id: I884f8008158bf57c7d18109fb7860432095923ae
Signed-off-by: Vic Yang <victoryang@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/60624
Reviewed-by: Randall Spangler <rspangler@chromium.org>
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
| -rw-r--r-- | common/extpower_usb.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/common/extpower_usb.c b/common/extpower_usb.c index 927f6374c8..9389e68cbf 100644 --- a/common/extpower_usb.c +++ b/common/extpower_usb.c @@ -70,7 +70,7 @@ enum ilim_config { #define PWM_CTRL_MAX_DUTY 96 /* Minimum current for dead battery */ #define PWM_CTRL_BEGIN_OFFSET 90 #define PWM_CTRL_OC_MARGIN 15 -#define PWM_CTRL_OC_DETECT_TIME (800 * MSEC) +#define PWM_CTRL_OC_DETECT_TIME (1200 * MSEC) #define PWM_CTRL_OC_BACK_OFF 3 #define PWM_CTRL_OC_RETRY 2 #define PWM_CTRL_STEP_DOWN 3 |