Re: [PATCH 0/2] iio: adc: stm32-adc: add checks on adc state

From: Jonathan Cameron
Date: Sat Jun 25 2022 - 09:18:47 EST


On Mon, 20 Jun 2022 17:47:36 +0200
Olivier Moysan <olivier.moysan@xxxxxxxxxxx> wrote:

> On ADC startup a calibration is launched.
> A prerequisite for ADC calibration is to have ADC in disabled state.
> After kernel boot, the ADC state may be unknown as the ADC may have been left enabled by boot stage.
>
> Call ADC disable routine systematically before launching calibration.
> Adapt ADC disable routine to perform disabling sequence according to current ADC state.
>
> Olivier Moysan (2):
> iio: adc: stm32-adc: make safe adc disable
> iio: adc: stm32-adc: disable adc before calibration
>
> drivers/iio/adc/stm32-adc.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>

Series applied to the togreg branch and pushed out as testing
for all the normal reasons.

Thanks,

Jonathan