Re: [PATCH 1/2] dt-bindings: iio: adc: Add TI ADS1220

[Conor Dooley]

On Wed, Jun 10, 2026 at 10:13:41PM +0700, Nguyen Minh Tien wrote:

> +      diff-channels:
> +        description:
> +          Differential input pair routable by the ADS1220 multiplexer.
> +        oneOf:
> +          - items: [const: 0, const: 1]
> +          - items: [const: 0, const: 2]
> +          - items: [const: 0, const: 3]
> +          - items: [const: 1, const: 2]
> +          - items: [const: 1, const: 3]
> +          - items: [const: 2, const: 3]
> +          - items: [const: 1, const: 0]
> +          - items: [const: 3, const: 2]

Maybe this is a silly question, but what is the difference between 3,2
and 2,3? Which pin is considered the positive value?

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