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| author | Edward Hill <ecgh@chromium.org> | 2018-10-22 15:04:11 -0600 |
|---|---|---|
| committer | ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> | 2018-10-23 16:09:17 +0000 |
| commit | 519b5dfaa3b9b610f28966db9fdf93bd5c64bf0b (patch) | |
| tree | de80bd2008c74f4ae114d2db74115bd47469c1d6 /common/power_button_x86.c | |
| parent | 4eaf1868bbe715abd3ecc087ebc2658b33a0e33a (diff) | |
| download | chrome-ec-519b5dfaa3b9b610f28966db9fdf93bd5c64bf0b.tar.gz | |
grunt: Increase PWR_BTN_L shutdown delay to 5 seconds
A falling edge on PWR_BTN_L causes the AP to wake back up from S5.
Avoid this by increasing the delay before we assert PWR_BTN_L
to be longer than the time it takes to reach S5.
BUG=b:117676579
BRANCH=grunt
TEST=In S0; powerb 12000; S0->S5->G3
Change-Id: Idbfcb8a8d7dc7069a0f61d4b9e8f337ad60db405
Signed-off-by: Edward Hill <ecgh@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/1294949
Tested-by: Martin Roth <martinroth@chromium.org>
Tested-by: Devin Lu <Devin.Lu@quantatw.com>
Reviewed-by: Martin Roth <martinroth@chromium.org>
Diffstat (limited to 'common/power_button_x86.c')
| -rw-r--r-- | common/power_button_x86.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/common/power_button_x86.c b/common/power_button_x86.c index 04d43f9b9b..c05b5add50 100644 --- a/common/power_button_x86.c +++ b/common/power_button_x86.c @@ -55,7 +55,8 @@ * @S0 make code break code */ #define PWRBTN_DELAY_T0 (32 * MSEC) /* 32ms (PCH requires >16ms) */ -#define PWRBTN_DELAY_T1 (4 * SECOND - PWRBTN_DELAY_T0) /* 4 secs - t0 */ +#define PWRBTN_DELAY_T1 (CONFIG_POWER_BUTTON_SHUTDOWN_STRETCH \ + - PWRBTN_DELAY_T0) /* 4 secs - t0 */ /* * Length of time to stretch initial power button press to give chipset a * chance to wake up (~100ms) and react to the press (~16ms). Also used as |