Re: [PATCH v4 17/42] dt-bindings: pwm: Add Cirrus EP93xx

From: Krzysztof Kozlowski
Date: Fri Sep 15 2023 - 06:45:18 EST


On 15/09/2023 10:10, Nikita Shubin via B4 Relay wrote:
> From: Nikita Shubin <nikita.shubin@xxxxxxxxxxx>
>
> Add YAML bindings for ep93xx SoC PWM.
>
> Signed-off-by: Nikita Shubin <nikita.shubin@xxxxxxxxxxx>
> Acked-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/pwm/cirrus,ep9301-pwm.yaml | 46 ++++++++++++++++++++++
> 1 file changed, 46 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/pwm/cirrus,ep9301-pwm.yaml b/Documentation/devicetree/bindings/pwm/cirrus,ep9301-pwm.yaml
> new file mode 100644
> index 000000000000..198b9a40f756
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pwm/cirrus,ep9301-pwm.yaml
> @@ -0,0 +1,46 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pwm/cirrus,ep9301-pwm.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Cirrus Logick ep93xx PWM controller
> +
> +maintainers:
> + - Alexander Sverdlin <alexander.sverdlin@xxxxxxxxx>
> + - Nikita Shubin <nikita.shubin@xxxxxxxxxxx>
> +

$ref to pwm.yaml

> +properties:
> + compatible:
> + oneOf:
> + - const: cirrus,ep9301-pwm
> + - items:
> + - enum:
> + - cirrus,ep9302-pwm
> + - cirrus,ep9307-pwm
> + - cirrus,ep9312-pwm
> + - cirrus,ep9315-pwm
> + - const: cirrus,ep9301-pwm
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + items:
> + - description: SoC PWM clock

No pwm-cells?

> +
> +required:
> + - compatible
> + - reg
> + - clocks
> +
> +additionalProperties: false

and then unevaluatedProperties: false instead

Best regards,
Krzysztof