Todd Broch 8a6c72022f pd: Enable alternate mode support for DP.
Change effects:
1. samus_pd: Acts as initiator of SVDM discovery once its reaches source
             ready and upon identifying UFP with display port
	     alternate mode enters that mode.
2. hoho: Acts as responder for SVDM discovery providing its identity,
         svids and svid capabilities which are display port only.  If
	 asked to enter display port alternate mode it does.
3. fruitpie: Acts a initiator with mock display port mode.

BRANCH=none
BUG=chrome-os-partner:30645
TEST=manual,
Plug hoho into samus_pd
- see dpout
- from console
  > typec 0
  Port C0: CC1 451 mV  CC2 111 mV (polarity:CC1)
  Superspeed DP1

Change-Id: I1a76767353a69baeceffa3e79c37dcea77b8337d
Signed-off-by: Todd Broch <tbroch@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/221354
Reviewed-by: Alec Berg <alecaberg@chromium.org>
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
2014-10-11 02:22:28 +00:00
2014-10-09 20:44:43 +00:00
2014-03-31 22:45:09 +00:00
2012-05-11 09:11:52 -07:00
2014-10-02 23:18:25 +00:00
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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