Vic Yang 4fda01ca91 Plankton: reset USB hub on POR
On power-on reset, the USB hub might get stuck in a locked state due to
a race condition in hardware. Let's reset the hub after 0.5 seconds to
make sure this doesn't happen.

BUG=chrome-os-partner:32163
TEST=Power on the board. Measure the reset signal.
BRANCH=None

Change-Id: I0f89883c5db7c5376f3612da1615ba4f86b5efa6
Signed-off-by: Vic Yang <victoryang@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/219199
Reviewed-by: Alec Berg <alecaberg@chromium.org>
2014-09-23 06:28:44 +00:00
2014-09-23 06:28:44 +00:00
2014-09-23 00:04:59 +00:00
2014-09-13 02:19:30 +00:00
2014-03-31 22:45:09 +00:00
2012-05-11 09:11:52 -07:00
2014-04-02 19:58:53 +00:00
2014-05-15 05:20:14 +00:00

For an overview of the Embedded Controller firmware, refer to

http://www.chromium.org/chromium-os/2014-firmware-summit
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