2009-01-09 05:18:43     Question about GPIO interrupt

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2009-01-09 05:18:43     Question about GPIO interrupt

Yi Li (CHINA)

Message: 67701   

 

Question From a developer:

 

"

 

HI:

 

    想请教uClinux中中断的问题。

 

    在BF537上,如果我Register一个chrdev,想用request_irq请求分配中断。PG3产生Level中断、PF4到PF7产生Edge中断,并且根据中断源的不同,做不同的处理。能否实现这样的操作?怎样实现?

"

 

For GPIO Interrupt handling, please refer to: http://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:interrupts#gpio_interrupt_processing

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