On 29/05/13 17:12, James Hogan wrote:
> On 29/05/13 16:38, Linus Walleij wrote:
>> On Fri, May 24, 2013 at 6:21 PM, James Hogan <james.ho...@imgtec.com> wrote:
>>> +Optional properties:
>>> +- gpio-ranges: Mapping to pin controller pins
>>> +
>>> +- interrupts: Individual syswake interrupts (other GPIOs cannot interrupt)
>>> +
>>> +
>>> +Example:
>>> +
>>> + pdc_gpios: gpio-controller@02006500 {
>>> + gpio-controller;
>>> + #gpio-cells = <2>;
>>> +
>>> + compatible = "img,tz1090-pdc-gpio";
>>> + reg = <0x02006500 0x100>;
>>> +
>>> + interrupt-parent = <&pdc>;
>>> + interrupts = <1 0 0>, /* Syswake 0 */
>>> + <1 1 0>, /* Syswake 1 */
>>> + <1 2 0>; /* Syswake 2 */
>>> + };
>>
>> Interrupt flags seem to be undocumented here.
>
> Hmmm yes, good spot.
Looking again at this, the driver doesn't expose any new interrupts.
These 3 interrupts are simply passed on by the gpio chip's to_irq()
callback. The flags in the example depend entirely on the interrupt
parent, in this case the PDC irq driver in patch 2, so they don't need
documenting here.
Cheers
James
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