[PATCH 1/8] dt-bindings: iio: adc: stm32-adc: add support for stm32mp23 and stm32mp25

Marek Vasut marex at nabladev.com
Fri Sep 11 11:08:52 PDT 2026


On 9/11/26 5:51 PM, Fabrice Gasnier wrote:
> Add stm32mp23 and stm32mp25 compatibles. Three ADCs can be found on
> these SoCs, split into two blocks:
> - ADC12 are tightly coupled (common registers).
> - ADC3 is managed independently.
> Each ADC is a 12-bits successive approximation analog-to-digital converter,
> with up to 20 multiplexed channels that can be configured as single ended
> or differential.
> 
> New property "st,adc-trigger-sel "

No need for space before "

> allow to make the difference between
> the ADCs and to apply the correct trigger configuration.

I think "st,adc-trigger-sel" needs an example in the example bindings below.

> STM32 ADC may be in a power domain: allow a single 'power-domains'.
[...]

> +      st,adc-trigger-sel:
> +        description: Selects the HW trigger configuration available on this ADC
> +        $ref: /schemas/types.yaml#/definitions/uint32
> +        enum: [0, 1]
> +        default: 0

What does 0 and 1 mean ?

[...]



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