RK3066 HDMI Driver Overhaul...

http://www.omegamoon.com/blog/index.php?entry=entry130202-114743
HDMIの設定方法がある。
omegamoonのオリジナルなのかな？それともデフォルト？

echo "1">/sys/devices/virtual/display/display0.HDMI/enable
echo "0">/sys/devices/virtual/display/display0.HDMI/enable
echo "1">/sys/devices/virtual/display/display0.HDMI/autoconfig
echo "0">/sys/devices/virtual/display/display0.HDMI/autoconfig
echo "1280x720p-60">/sys/devices/virtual/display/display0.HDMI/mode
2880x480i-60
2880x480p-60
2880x480p-60
2880x480p-50
2880x480p-50
1920x1080p-60
1920x1080p-50
1920x1080p-50
1440x480p-60
1440x240i-50
1440x240p-60
1280x720p-60
1280x720p-50
720x576p-50
720x480p-60
720x480p-50

# ls /sys/devices/virtual/display/display0.HDMI/
connect
enable
mode
modes
name
power
property
scale
subsystem
type
uevent
# cat /sys/devices/virtual/display/display0.HDMI/enable
1
# cat /sys/devices/virtual/display/display0.HDMI/mode
1280x720p-60