Re: [PATCH v2 3/5] ARM: davinci_all_defconfig: enable iio and ADS7950

[David Lechner]

On 01/09/2017 06:29 AM, Sekhar Nori wrote:
> On Friday 06 January 2017 10:03 AM, David Lechner wrote:
> > This enables the iio subsystem and the TI ADS7950 driver. This is used by
> > LEGO MINDSTORMS EV3, which has an ADS7957 chip.
>
> Can you add your sign-off?
>
> > ---
> >
> > The CONFIG_TI_ADS7950 driver is currently in iio/testing, so some coordination
> > may be needed before picking up this patch.
> >
> >  arch/arm/configs/davinci_all_defconfig | 7 +++++++
> >  1 file changed, 7 insertions(+)
> >
> > diff --git a/arch/arm/configs/davinci_all_defconfig b/arch/arm/configs/davinci_all_defconfig
> > index 2b1967a..a899876 100644
> > --- a/arch/arm/configs/davinci_all_defconfig
> > +++ b/arch/arm/configs/davinci_all_defconfig
> > @@ -200,6 +200,13 @@ CONFIG_TI_EDMA=y
> >  CONFIG_MEMORY=y
> >  CONFIG_TI_AEMIF=m
> >  CONFIG_DA8XX_DDRCTL=y
> > +CONFIG_IIO=m
> > +CONFIG_IIO_BUFFER_CB=m
> > +CONFIG_IIO_SW_DEVICE=m
> > +CONFIG_IIO_SW_TRIGGER=m
>
> > +CONFIG_TI_ADS7950=m
>
> Can you separate this from rest of the patch. I would like to enable
> this option only after I can find the symbol in linux-next.

Will resend without CONFIG_TI_ADS7950

> > +CONFIG_IIO_HRTIMER_TRIGGER=m
> > +CONFIG_IIO_SYSFS_TRIGGER=m
>
> Need CONFIG_IIO_TRIGGER=y also for these two options to take effect.

CONFIG_IIO_TRIGGER is selected by IIO_TRIGGERED_BUFFER [=m] && IIO [=m] 
&& IIO_BUFFER [=y], so save_defconfig does not pick it up.


> Thanks,
> Sekhar