QNAP TS-209 broken by "orion/kirkwood: reset PCIe unit on boot"
saeed at marvell.com
Thu Oct 21 09:39:09 EDT 2010
>> I noticed that 2.6.36-rc no longer boots on my QNAP TS-209. I get
>> some output but then the machine resets.
>> I've bisected it down to the patch "orion/kirkwood: reset
>PCIe unit on
>> boot". I remember this patch was controversial when it was proposed.
>> Looks like it breaks at least one orion5x machine. Maybe the patch
>> should be reverted for now or only be called on kirkwood.
>According to the log, you did agree with that patch at the time.
>Keeping it causes breakage. Removing it causes breakage too. So I'd
>much prefer if a solution to solve both breakages was merged instead.
We couln't pinpoint the root cause of this issue, actually we failed to reproduce that issue.
Nico, I suggest to apply the orion_pcie_reset() only for the boards we the issue had been observed.
More information about the linux-arm-kernel