On Mon, Jan 15, 2024 at 03:30:14PM +0200, Dumitru Ceclan wrote:
> ADRF5740 and HMC540S have a 4 bit parallel interface.
> Update ctr-gpios description and min/maxItems values depending on the
ctrl-gpios
> matched compatible to correctly reflect the hardware properties.
>
> Fixes: 79f2ff6461e7 ("dt-bindings: iio: hmc425a: add entry for ADRF5740 Attenuator")
> Fixes: 20f87a9a26be ("dt-bindings: iio: hmc425a: add entry for HMC540S")
>
No blank line here.
> Acked-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
> Signed-off-by: Dumitru Ceclan <mitrutzceclan@xxxxxxxxx>
> ---
> .../bindings/iio/amplifiers/adi,hmc425a.yaml | 33 +++++++++++++++++--
> 1 file changed, 30 insertions(+), 3 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/iio/amplifiers/adi,hmc425a.yaml b/Documentation/devicetree/bindings/iio/amplifiers/adi,hmc425a.yaml
> index 67de9d4e3a1d..a434cb8ddcc9 100644
> --- a/Documentation/devicetree/bindings/iio/amplifiers/adi,hmc425a.yaml
> +++ b/Documentation/devicetree/bindings/iio/amplifiers/adi,hmc425a.yaml
> @@ -33,11 +33,38 @@ properties:
>
> ctrl-gpios:
> description:
> - Must contain an array of 6 GPIO specifiers, referring to the GPIO pins
> - connected to the control pins V1-V6.
> - minItems: 6
> + Must contain an array of GPIO specifiers, referring to the GPIO pins
> + connected to the control pins.
> + ADRF5740 - 4 GPIO connected to D2-D5
> + HMC540S - 4 GPIO connected to V1-V4
> + HMC425A - 6 GPIO connected to V1-V6
> + minItems: 1
> maxItems: 6
>
> +allOf:
> + - if:
> + properties:
> + compatible:
> + contains:
> + const: adi,hmc425a
> + then:
> + properties:
> + ctrl-gpios:
> + minItems: 6
> + maxItems: 6
> + - if:
> + properties:
> + compatible:
> + contains:
> + anyOf:
> + - const: adi,adrf5740
> + - const: adi,hmc540s
> + then:
> + properties:
> + ctrl-gpios:
> + minItems: 4
> + maxItems: 4
> +
> required:
> - compatible
> - ctrl-gpios
> --
> 2.42.0
>
