Is anyone using the C67x00 USB Host ?
Peter Korsgaard
jacmet at sunsite.dk
Wed Dec 10 08:11:44 EST 2008
>>>>> "David" == David H Lynch <dhlii at dlasys.net> writes:
Hi,
>> No activity on the interrupt pin or is it always active?
>>
David> Neither:
David> The USB system does not function with interrupts, and the
David> kernel reports lots of unhandled IRQ's.
Of the correct IRQ number?
David> I beleive that
David> int_status = c67x00_ll_hpi_status(c67x00);
David> if (!int_status)
David> return IRQ_NONE;
David> is always exiting IRQ_NONE;
That would be suprising if the c67x00 is triggering the interrupt.
David> If I replace the request_irq() call with installation of a
David> timer service routine that basically periodically calls the
David> interrupt handler, everything works fine - albeit slowly.
And what does c67x00_ll_hpi_status() return in your timer routing?
--
Bye, Peter Korsgaard
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