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[Abhishek Paliwal <989480@xxxxxxxxxxxxxxxxxx>]

I still see this problem randomly with my Dell monitor with 4460/4430
hardwares.

Using:
http://snapshots.linaro.org/precise/hwpacks/lt-panda-x11-base/119/hwpack_linaro-lt-panda-x11-base_20120617-119_armhf_supported.tar.gz
http://snapshots.linaro.org/precise/images/ubuntu-desktop/228/linaro-precise-ubuntu-desktop-20120617-228.tar.gz

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https://bugs.launchpad.net/bugs/989480

Title:
  Panda: Display does not come up  after bootup

Status in Linaro Texas Instruments Landing Team:
  New
Status in Linaro Ubuntu Evaluation Builds:
  New

Bug description:
  Description:
  --------------

  Unable to get display up - display remains dark, only mouse icon can
  be seen.

  Using following image:
  http://snapshots.linaro.org/precise/hwpacks/lt-panda-x11-base/10/hwpack_linaro-lt-panda-x11-base_20120426-10_armhf_supported.tar.gz
  http://snapshots.linaro.org/precise/images/ubuntu-desktop/119/linaro-precise-ubuntu-desktop-20120426-119.tar.gz

  
  Reproducible:
  ---------------
  Seen only , 1/8 

  
  Impact:
  ----------
  Need to reboot device.

  Steps:
  -------
  1. Create sd card image , and put sd card on panda board 4430:
  sudo linaro-media-create --mmc /dev/sdb --dev panda --hwpack hwpack_linaro-lt-panda-x11-base_20120426-10_armhf_supported.tar.gz --binary linaro-precise-ubuntu-desktop-20120426-119.tar.gz

  2. Bootup board.

  Issue: Display does not show any update.

  
  Logs:
  -----
  Serial logs attached.

  last few lines from serial logs:
  ----------------
  root@linaro-ubuntu-desktop:~# [   60.362396] hdmi_check_hpd_state says 1
  [   61.440521] hdmi_check_hpd_state says 1
  [   73.839294] omapdss error: operation stopped when reading edid
  [   76.937286] omapdss error: operation stopped when reading edid
  [   78.612487] hdmi_check_hpd_state says 1

  root@linaro-ubuntu-desktop:~# 
  root@linaro-ubuntu-desktop:~# 
  root@linaro-ubuntu-desktop:~# 
  root@linaro-ubuntu-desktop:~# 
  root@linaro-ubuntu-desktop:~# [   98.354583] hdmi_check_hpd_state says 1
  [   99.119842] omapdss error: operation stopped when reading edid

  root@linaro-ubuntu-desktop:~# 
  root@linaro-ubuntu-desktop:~#

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