[alsa-devel] Question about pxa2xx-ac97-lib.c

Marek Vasut marek.vasut at gmail.com
Sun Apr 12 19:02:40 CEST 2009


On Sunday 12 of April 2009 19:00:37 Mark Brown wrote:
> On Sun, Apr 12, 2009 at 04:47:39PM +0200, Marek Vasut wrote:
> > One more thing, I'd like to ask how to change the reset_gpio in the above
> > file. Will I have to make copy of pxa_ac97_dai[PXA2XX_DAI_AC97_HIFI] in
> > palm27x.c and change the .probe pointer to my own function that sets the
> > proper platform data? That is, something like the following? Thanks
>
> BTW, I meant to say in reply to the previous mail - you really should
> copy all audio discussion to at least alsa-devel.
>
> > +/* Palms use GPIO95 for AC97 reset */
> > +static int palm_ac97_probe(struct platform_device *pdev,
> > +                            struct snd_soc_dai *dai)
> > +{
> > +       struct platform_device *pd = to_platform_device(dai->dev);
> > +       static struct pxa2xx_ac97_platform_data pdata = {
> > +               .reset_gpio = 95,
> > +       };
> > +       printk("%s[%i]\n", __FUNCTION__, __LINE__);
> > +       pd->dev.platform_data = &pdata;
> > +       return pxa2xx_ac97_hw_probe(pd);
> > +}
>
> Look in mainline - pxa2xx-ac97-lib already provides platform data based
> configuration of the GPIO to use for reset.

Yes, I sent the new version and CCed alsa-devel.


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