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41dea76433c46ba0ecc797be968368410e7dc84b
PD alternate mode is covered in tcpc interface. So tcpci_tcpm_init() doesn't reset HPD. If keeping HDMI/DP type-C cable connected, doing sysjump sets HPD signal to high while it's already high(this high comes from previous state), then OS doesn't output to HDMI/DP monitor. BUG=None BRANCH=none TEST=make buildall Change-Id: I9b23cee82716d9073c98b6b53a0e54d587baf0ea Signed-off-by: Bruce.Wan <Bruce.Wan@quantatw.com> Reviewed-on: https://chromium-review.googlesource.com/409732 Commit-Ready: Devin Lu <Devin.Lu@quantatw.com> Tested-by: Devin Lu <Devin.Lu@quantatw.com> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
For an overview of the Embedded Controller firmware, refer to http://www.chromium.org/chromium-os/2014-firmware-summit For instructions on building from source, refer to http://www.chromium.org/chromium-os/ec-development/getting-started-building-ec-images-quickly
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