[PATCH v3 0/7] iio: adc: stm32-adc: add internal channels support

Fabrice Gasnier fabrice.gasnier at foss.st.com
Mon Sep 27 09:40:15 PDT 2021


On 9/24/21 10:34 AM, Olivier Moysan wrote:
> This patchset adds support of ADC2 internal channels VDDCORE, VREFINT and VBAT
> on STM32MP15x SoCs. The generic IIO channel bindings is also introduced here
> to provide this feature. The legacy channel binding is kept for backward compatibility.
> 
> Changes in v2:
> - Add 'deprecated' to channels legacy properties in ADC bindings
> - Add set/clr service for common registers, to make code more generic in
>   internal channels enable/disable services.
> - Expose vrefint channel as a processed channel to return
>   the actual value of vrefp.
> - Minor code improvements
> 
> Changes in v3:
> - fix vrefint sampling time check.
> 
> Olivier Moysan (7):
>   dt-bindings: iio: stm32-adc: add generic channel binding
>   dt-bindings: iio: stm32-adc: add nvmem support for vrefint internal
>     channel
>   iio: adc: stm32-adc: split channel init into several routines
>   iio: adc: stm32-adc: add support of generic channels binding
>   iio: adc: stm32-adc: add support of internal channels


Hi Olivier,

I've one remark on patch "... add support of internal channels".

For the other patches, you can add my
Reviewed-by: Fabrice Gasnier <fabrice.gasnier at foss.st.com>

Thanks!
Fabrice

>   iio: adc: stm32-adc: add vrefint calibration support
>   iio: adc: stm32-adc: use generic binding for sample-time>
>  .../bindings/iio/adc/st,stm32-adc.yaml        | 108 ++++-
>  drivers/iio/adc/stm32-adc-core.h              |   8 +
>  drivers/iio/adc/stm32-adc.c                   | 426 ++++++++++++++++--
>  3 files changed, 487 insertions(+), 55 deletions(-)
> 



More information about the linux-arm-kernel mailing list