Re: [PATCH v2 2/3] dt-bindings: iio: adc: mcp3911: add reset-gpios

[Conor Dooley <conor@kernel.org>]

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On Mon, Apr 28, 2025 at 08:54:12AM +0200, Marcus Folkesson wrote:
> The MCP391X family provides an active low reset signal that is still not
> described in the bindings.
> 
> Add reset-gpios to the bindings and the example.
> 
> Co-developed-by: Lukas Rauber <lukas.rauber@janitza.de>
> Signed-off-by: Lukas Rauber <lukas.rauber@janitza.de>
> Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com>

Acked-by: Conor Dooley <conor.dooley@microchip.com>

> ---
>  Documentation/devicetree/bindings/iio/adc/microchip,mcp3911.yaml | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/microchip,mcp3911.yaml b/Documentation/devicetree/bindings/iio/adc/microchip,mcp3911.yaml
> index 06951ec5f5da381a9bb942d0ac7416128eebd3bc..3a69ec60edb915ae16312b94fddd32f5c87f37a7 100644
> --- a/Documentation/devicetree/bindings/iio/adc/microchip,mcp3911.yaml
> +++ b/Documentation/devicetree/bindings/iio/adc/microchip,mcp3911.yaml
> @@ -32,6 +32,9 @@ properties:
>    spi-max-frequency:
>      maximum: 20000000
>  
> +  reset-gpios:
> +    maxItems: 1
> +
>    clocks:
>      description: |
>        Phandle and clock identifier for external sampling clock.
> @@ -71,6 +74,7 @@ unevaluatedProperties: false
>  
>  examples:
>    - |
> +    #include <dt-bindings/gpio/gpio.h>
>      spi {
>        #address-cells = <1>;
>        #size-cells = <0>;
> @@ -80,6 +84,7 @@ examples:
>          reg = <0>;
>          interrupt-parent = <&gpio5>;
>          interrupts = <15 2>;
> +        reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>;
>          spi-max-frequency = <20000000>;
>          microchip,device-addr = <0>;
>          vref-supply = <&vref_reg>;
> 
> -- 
> 2.49.0
> 

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