[PATCH v1 1/4] dt-bindings: iio: adc: amlogic,meson-saradc: add S4 compatible

Krzysztof Kozlowski krzk at kernel.org
Sat Feb 28 03:18:54 PST 2026


On Sat, Feb 28, 2026 at 02:58:37PM +0800, Nick Xie wrote:
> Add the compatible string for the SARADC (Successive Approximation
> Register ADC) IP block found in the Amlogic Meson S4 SoC.

... which is fully compatible with g12a?

Write proper explanations.

> 
> Signed-off-by: Nick Xie <nick at khadas.com>
> ---
>  .../devicetree/bindings/iio/adc/amlogic,meson-saradc.yaml        | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/amlogic,meson-saradc.yaml b/Documentation/devicetree/bindings/iio/adc/amlogic,meson-saradc.yaml
> index bb9825e7346dd..5496a0dc714aa 100644
> --- a/Documentation/devicetree/bindings/iio/adc/amlogic,meson-saradc.yaml
> +++ b/Documentation/devicetree/bindings/iio/adc/amlogic,meson-saradc.yaml
> @@ -27,6 +27,7 @@ properties:
>                - amlogic,meson-gxm-saradc
>                - amlogic,meson-axg-saradc
>                - amlogic,meson-g12a-saradc
> +              - amlogic,meson-s4-saradc

If this is compatible with other device, you need proper fallback.

>            - const: amlogic,meson-saradc

And this one is now kind of fake - how does this device use it?

Best regards,
Krzysztof




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