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[ts-7000] IRQs

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Subject: [ts-7000] IRQs
From: Anish Patel <>
Date: Thu, 24 Mar 2011 02:05:15 -0400
Hi all,
     I am trying to use the IRQ's on the PC 104 connector for generating 
interrupts.

When using 6 and 7, i have 6 set for active high and rising edge, and i 
have 7 set for active low and falling edge.
6 works as expected, but irq 7 only seems to trigger on active high, not 
low as expected.


//irq 6
request_irq(IRQ_EP93XX_EXT1 ,
               detect_down_irq,
               IRQF_TRIGGER_HIGH & IRQF_TRIGGER_RISING,
               "down_irq",
               NULL);
//irq7
request_irq(IRQ_EP93XX_EXT3 ,
               detect_down_irq,
               IRQF_TRIGGER_LOW & IRQF_TRIGGER_FALLING,
               "down_irq",
               NULL);


i've tried the snippet from the ts-eth driver for allocating IRQ5, but 
it always fails with resource busy.

any tips would be greatly appreciated.

Thanks
Anish



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