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

David Lechner david at lechnology.com
Tue Jan 10 07:43:58 PST 2017


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
>




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