Re: [PATCH v3 2/2] MFD: MAX77693: add IRQ handler

From: Chanwoo Choi
Date: Mon May 14 2012 - 06:06:52 EST

Hi Mark,

On 05/14/2012 06:57 PM, Mark Brown wrote:

> On Mon, May 14, 2012 at 02:20:35PM +0900, Chanwoo Choi wrote:
>> + if (!max77693->irq) {
>> + dev_warn(max77693->dev, "No interrupt specified.\n");
>> + return 0;
>> + }
> I'd suggest just setting up the IRQ domain anyway - it makes life
> simpler in the other drivers for the chip as they don't need to worry if
> interrupts are registered unless it's very important to them that they
> go off which is often not the case. Just skip actually claiming the
> IRQ.

This patch add support irq domain for MAX77693 in the
max77693_irq_init() function.
You can check on patchset. Then, The 'max77693->irq' is gpio pin for
IRQ. max77693->irq
is meant to indicate to the application processor that the status of
MAX77693 has changed.

>> +EXPORT_SYMBOL_GPL(max77693_irq_resume);
>> +EXPORT_SYMBOL_GPL(max77693_irq_init);
>> +EXPORT_SYMBOL_GPL(max77693_irq_exit);
> These shouldn't need to be exported, they're only used by the MFD core.

OK, I remove it.

Thank you,
Chanwoo Choi
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