CHROMIUM: drm/anx7808: Initialize video pipeline.
Adds routines that initialize the video pipeline, HDMI receiver and DP
transmitter, in anx7808 chip.
BUG=chrome-os-partner:16196
TEST=With verbose logging, and HDMI cable plugged into monitor, see:
"Video resolution: 2200x1125"
On the console, do "xrandr -d :0" and see:
eDP-1 connected 1366x768+0+0 0mm x 0mm
1366x768 59.9*+
HDMI-1 connected 1920x1080+0+768 553mm x 311mm
1920x1080 60.0*+ 50.0
1920x1080i 30.0 25.0
1680x1050 60.0
1440x900 59.9
1280x720 60.0 50.0
720x576 50.0
720x480 59.9
640x480 60.0
Change-Id: I583ced0a331326e8251a18ee04157de261af7849
Signed-off-by: Jeremy Thorpe <jeremyt@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/49560