From: Alemao <xcarandiru@gmail.com>
To: linux-kernel@vger.kernel.org
Subject: Re: MPC85xx External/Internal Interrupts
Date: Fri, 4 Sep 2009 16:29:15 -0300 [thread overview]
Message-ID: <d970ff420909041229hb3aa96dya329e06ea56dd1ac@mail.gmail.com> (raw)
In-Reply-To: <d970ff420909041228h3638e840r34c0c0e79f178e55@mail.gmail.com>
On Fri, Sep 4, 2009 at 4:28 PM, Alemao<xcarandiru@gmail.com> wrote:
> I've read some posts in the list, and about:
>
> irq_of_parse_and_map()
> irq_create_map()
>
> But Im still trying to understand MPC85xx TSEC1 dts.
>
> Gianfar driver is using request_irq(), and request_irq() uses virtual
> irq, right?
>
> Thats why in dts all irqs for TSEC1 are "offseted" of 16?
>
> Manual | DTS
> ----------------------
> 13 29
> 14 30
> 18 34
>
This makes no sense.
CPM2-PIC, in MPC8555ERM, its on 30. In DTS is on 46. Offset of 16.
But my platform code use irq_of_parse_and_map()!
So why this offset?!?!
Cheers,
--
Alemao
next prev parent reply other threads:[~2009-09-04 19:29 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-04 13:04 Alemao
2009-09-04 19:28 ` Alemao
2009-09-04 19:29 ` Alemao [this message]
2009-09-06 11:06 ` Sebastian Andrzej Siewior
2009-09-09 18:28 ` Scott Wood
2009-09-10 13:15 ` Sebastian Andrzej Siewior
2009-09-10 22:24 ` Sebastian Andrzej Siewior
2009-09-10 22:27 ` Scott Wood
2009-12-06 11:32 ` [RFC] doc/powerpc: try to explain why the interrupt numbers are off by 16 Sebastian Andrzej Siewior
2009-12-09 20:51 ` Kumar Gala
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