Two different interrupt-parents

jonsmirl at gmail.com jonsmirl at gmail.com
Mon Apr 16 14:02:21 EST 2012


On Sun, Apr 15, 2012 at 11:40 PM, Sethi Varun-B16395
<B16395 at freescale.com> wrote:
> Hi Jon,
> Does the cascaded PIC have an interrupt line to the system interrupt controller?

There are four cascade lines. The 128 inputs on the cascade controller
can be arbitrarily mapped onto these four lines.

>
> Regards
> Varun
>
>> -----Original Message-----
>> From: devicetree-discuss-
>> bounces+varun.sethi=freescale.com at lists.ozlabs.org [mailto:devicetree-
>> discuss-bounces+varun.sethi=freescale.com at lists.ozlabs.org] On Behalf Of
>> jonsmirl at gmail.com
>> Sent: Sunday, April 15, 2012 8:27 AM
>> To: devicetree-discuss
>> Subject: Two different interrupt-parents
>>
>> How do you define a device with two different interrupt parents?
>>
>> I have a OTG USB controller where the main usb interrupt is on the system
>> interrupt controller and the OTG power interrupts are on a cascaded PIC.
>>
>> --
>> Jon Smirl
>> jonsmirl at gmail.com
>> _______________________________________________
>> devicetree-discuss mailing list
>> devicetree-discuss at lists.ozlabs.org
>> https://lists.ozlabs.org/listinfo/devicetree-discuss
>
>



-- 
Jon Smirl
jonsmirl at gmail.com


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