Re: [PATCH 2/3 V2] gpio: add STMPE811 gpio controller support

[Luotao Fu]

Hi Mark,

thaks for the review.

On Mon, Jun 14, 2010 at 12:51:23PM +0100, Mark Brown wrote:
> On Mon, Jun 14, 2010 at 12:32:37PM +0200, Luotao Fu wrote:
> 
> > +static struct gpio_chip gpio_chip = {
> > +	.label = STMPE811_GPIO_NAME,
> > +	.owner = THIS_MODULE,
> > +	.direction_input = stmpe811_gpio_direction_in,
> > +	.get = stmpe811_gpio_get,
> > +	.direction_output = stmpe811_gpio_direction_out,
> > +	.set = stmpe811_gpio_set,
> > +	.request = stmpe811_gpio_request,
> > +	.can_sleep = 1,
> > +};
> 
> Assuming you're able to do interrupts on the GPIOs you should now be
> able to implement to_irq() as well.

The chip can indeed generate irqs on the GPIO line. I, however, kept out
the irq stuff for now because i want to get the core functionalies done
for this turn. I'd like to add the irq stuff with a separate patch later.

Thanks

cheers
Luotao Fu
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