Re: [alsa-devel] Fwd: [PATCH 1/1] SPI : spi-pxa2xx : fix spi init of WM510205 codec via ACPI (resend)

Mika Westerberg
2015-08-28T09:00:42Z

On Thu, Aug 27, 2015 at 03:56:14PM +0100, Mark Brown wrote:
> On Thu, Aug 27, 2015 at 02:59:14PM +0300, Mika Westerberg wrote:
> > On Thu, Aug 27, 2015 at 01:44:45PM +0200, Christian Hartmann wrote:
>
> > > drivers/gpio/gpio-arizona.c
> > > and drivers/extcon/extcon-arizona.c
>
> > > I have already CONFIG_GPIO_ARIZONA=y, but it does not be used at all.
> > > Is it save to ignore ?? Or should I use them as well ??
>
> > If the SPI device interrupt is connected to arizona GPIO pin, then you
> > probably need that.
>
> I can't see how that would work, the interrupt output isn't a GPIO.

I mean that if the SPI device (codec) interrupt pin is connected to a GPIO
pin of arizona instead of GPIO pin of the SoC itself.