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| author | Duncan Laurie <dlaurie@chromium.org> | 2014-12-10 09:55:37 -0800 |
|---|---|---|
| committer | chrome-internal-fetch <chrome-internal-fetch@google.com> | 2014-12-10 20:53:05 +0000 |
| commit | 36e74004f880a7425c586d2fed4599afbc717fa2 (patch) | |
| tree | 9c0d7f3fc7ea71b7b42a233651a43f0ce3b677d6 /board/samus/power_sequence.c | |
| parent | 511a9f31e84863270ce66c1373dc10797687ba26 (diff) | |
| download | chrome-ec-36e74004f880a7425c586d2fed4599afbc717fa2.tar.gz | |
samus: Add 10ms delay between SUSP_VR and RSMRST
The power sequence doesn't meet the spec from Intel.
We should delay about 10ms between VccSUS3_3 and RSMRST.
BUG=chrome-os-partner:34411
BRANCH=samus
TEST=build and boot on samus
Change-Id: Ib35e9dfdcfa4cfde2440f85fbeae6ee878465949
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/234404
Reviewed-by: Alec Berg <alecaberg@chromium.org>
Diffstat (limited to 'board/samus/power_sequence.c')
| -rw-r--r-- | board/samus/power_sequence.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/board/samus/power_sequence.c b/board/samus/power_sequence.c index 8a6b8d7b94..ffa8999b0a 100644 --- a/board/samus/power_sequence.c +++ b/board/samus/power_sequence.c @@ -276,6 +276,9 @@ enum power_state power_handle_state(enum power_state state) return POWER_G3; } + /* Add 10ms delay between SUSP_VR and RSMRST */ + msleep(10); + /* Deassert RSMRST# */ gpio_set_level(GPIO_PCH_RSMRST_L, 1); |