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From: Domen Puncer <domen.puncer@telargo•com>
To: Scott Wood <scottwood@freescale•com>
Cc: Yoni Levin <yoni.l@slyde-tech•com>, linuxppc-embedded@ozlabs•org
Subject: Re: GPIO interrupts on mpc8313e
Date: Thu, 2 Aug 2007 08:11:47 +0200	[thread overview]
Message-ID: <20070802061147.GA10770@moe.telargo.com> (raw)
In-Reply-To: <20070801183616.GA24549@ld0162-tx32.am.freescale.net>

On 01/08/07 13:36 -0500, Scott Wood wrote:
> On Wed, Aug 01, 2007 at 02:45:05PM +0300, Yoni Levin wrote:
> > request_irq(74,handler,IRQF_DISABLED,"GPIO",NULL);
>                          ^^^^^^^^^^^^^
> 
> Did you try removing that flag (or calling enable_irq())?

>From interrupt.h:
38  * IRQF_DISABLED - keep irqs disabled when calling the action handler


>> irq_create_mapping(NULL,74);
>> request_irq(74,handler,IRQF_DISABLED,"GPIO",NULL);

Request irq should use virq that irq_create_mapping returns.

Maybe there's another "enable global GPIO interrupts" register, that
needs to be set too?


	Domen

  reply	other threads:[~2007-08-02  6:11 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-01 11:45 GPIO interrupts on mpc8313e Yoni Levin
2007-08-01 16:26 ` Florian A. Voegel
2007-08-01 18:36 ` Scott Wood
2007-08-02  6:11   ` Domen Puncer [this message]
2007-08-02  8:37   ` Yoni Levin
2007-08-02 15:18     ` Scott Wood
2007-08-02 15:38       ` Yoni Levin
2007-08-02 15:40         ` Scott Wood

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