On Wed, May 21, 2014 at 05:23:33PM +0800, krishnamurthy holla wrote:
> Hello,
>
> I am using Linux kernel 3.10.28 - MIPS processor (BIG Endian)
>
> I see that XHCI fails during xhci_device_alloc() because of
> wait_for_completion_interruptible_timeout () when I connect a device.
>
> So, I thought of initializing host controller as BE as my host is BE.
> But this time, it failed much earlier, i.e in xhci_handle_event()
> itself for the check le32_to_cpu(event->event_cmd.flags) & TRB_CYCLE)
> != xhci->event_ring->cycle_state)
>
> I would like to know if any of you used Synopsis DWC Host-AHB and got
> successful device detection. Also, Please let me know if XHCI needs
Yes, our SNPS dwc3 xhci host works well with various SS/HS devices. But
our system is LE.
> special configuration on Big Endian system.
I do not think you need any special configuration of xhci register for
this.
USB and XHCI debug dmesg may help.
Pratyush
>
> Thanks
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