[U-Boot] Don't get any interrupts once I boot into Linux
Benoît Thébaudeau
benoit.thebaudeau at advansee.com
Fri Sep 14 18:37:48 CEST 2012
On Friday, September 14, 2012 6:08:15 PM, Greg Topmiller wrote:
> Thanks Benoit,
>
> I also tried changing the uboot V2012.07, file arm/cpu/armv7/timer.c
> to use the IPG clock rather than the 32Khz but no difference.
OK, as expected.
> It looks like the FSL interrupt initialization is in
> arch/arm/plat-mxc/tzic.c file. I don't see anything obvious. It's
> not real big. I have a Lauterbach debugger that I have been using
> to step thru the Linux code. The mxc_timer_interrupt never occurs.
We'll look into the interrupt controller next week. Please keep us informed if
you find anything. We'll do the same.
Will you please answer the following questions?
- Which SoC are you using? i.MX51?
- Which board? mx51evk?
- Which Linux version? Mainline or FSL's?
Best regards,
Benoît
More information about the U-Boot
mailing list