Re: [PATCH RESEND] MIPS: loongson: fix random early boot hang

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On Thu, Jun 13, 2013 at 11:29:24PM +0300, Aaro Koskinen wrote:

> Some Loongson boards (e.g. Lemote FuLoong mini-PC) use ISA/southbridge
> device (CS5536 general purpose timer) for the timer interrupt. It starts
> running early and is already enabled during the PCI configuration,
> during which there is a small window in pci_read_base() when the register
> access is temporarily disabled. If the timer interrupts at this point,
> the system will hang. Fix this by adding a fixup that keeps the register
> access always enabled.

Sorry, I had already applied your patch but then accidentally dropped it
from my patch queue.  Will send it upstream for 3.10.

Thanks!

  Ralf


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