[Bug 1172958] [NEW] panda u-boot breaks system suspend

[Kevin Hilman]

Public bug reported:

Linaro u-boot for 13.04 causes system suspend failure on OMAP4/Panda
platforms.  Specifically, the ABE powerdomain fails to hit its target
low-power state:

[   20.402557] PM: Syncing filesystems ... done.
[   20.432525] Freezing user space processes ... (elapsed 0.01 seconds) done.
[   20.456542] Freezing remaining freezable tasks ... (elapsed 0.01 seconds) done.
[   20.476501] Suspending console(s) (use no_console_suspend to debug)
[   20.496398] PM: suspend of devices complete after 10.192 msecs
[   20.499481] PM: late suspend of devices complete after 3.082 msecs
[   20.503021] PM: noirq suspend of devices complete after 3.448 msecs
[   20.503021] Disabling non-boot CPUs ...
[   20.507781] CPU1: shutdown
[   20.511413] Powerdomain (abe_pwrdm) didn't enter target state 1
[   20.511413] Powerdomain (abe_pwrdm) didn't enter target state 1
[   20.511413] Could not enter target state in pm_suspend
[   20.511413] A possible cause could be an old bootloader - try u-boot >= v2012.07
[   20.511413] hw-breakpoint: Failed to enable monitor mode on CPU 0.
[   20.511657] Enabling non-boot CPUs ...
[   20.513854] CPU1: Booted secondary processor
[   20.514617] CPU1 is up
[   20.516479] PM: noirq resume of devices complete after 0.396 msecs
[   20.516479] PM: early resume of devices complete after 0.001 msecs
[   20.899078] PM: resume of devices complete after 382.598 msecs
[   20.992797] Restarting tasks ... done.

** Affects: u-boot-linaro (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: omap panda

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https://bugs.launchpad.net/bugs/1172958

Title:
  panda u-boot breaks system suspend

Status in “u-boot-linaro” package in Ubuntu:
  New

Bug description:
  Linaro u-boot for 13.04 causes system suspend failure on OMAP4/Panda
  platforms.  Specifically, the ABE powerdomain fails to hit its target
  low-power state:

  [   20.402557] PM: Syncing filesystems ... done.
  [   20.432525] Freezing user space processes ... (elapsed 0.01 seconds) done.
  [   20.456542] Freezing remaining freezable tasks ... (elapsed 0.01 seconds) done.
  [   20.476501] Suspending console(s) (use no_console_suspend to debug)
  [   20.496398] PM: suspend of devices complete after 10.192 msecs
  [   20.499481] PM: late suspend of devices complete after 3.082 msecs
  [   20.503021] PM: noirq suspend of devices complete after 3.448 msecs
  [   20.503021] Disabling non-boot CPUs ...
  [   20.507781] CPU1: shutdown
  [   20.511413] Powerdomain (abe_pwrdm) didn't enter target state 1
  [   20.511413] Powerdomain (abe_pwrdm) didn't enter target state 1
  [   20.511413] Could not enter target state in pm_suspend
  [   20.511413] A possible cause could be an old bootloader - try u-boot >= v2012.07
  [   20.511413] hw-breakpoint: Failed to enable monitor mode on CPU 0.
  [   20.511657] Enabling non-boot CPUs ...
  [   20.513854] CPU1: Booted secondary processor
  [   20.514617] CPU1 is up
  [   20.516479] PM: noirq resume of devices complete after 0.396 msecs
  [   20.516479] PM: early resume of devices complete after 0.001 msecs
  [   20.899078] PM: resume of devices complete after 382.598 msecs
  [   20.992797] Restarting tasks ... done.

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