Re: [PATCH 1/7] dt-bindings: soc: qcom: Add qcom-pbs bindings

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On Wed, Jun 21, 2023 at 11:59:45AM -0700, Anjelique Melendez wrote:
> Add binding for the Qualcomm Programmable Boot Sequencer device.
> 
> Signed-off-by: Anjelique Melendez <quic_amelende@xxxxxxxxxxx>
> ---
>  .../bindings/soc/qcom/qcom-pbs.yaml           | 41 +++++++++++++++++++
>  1 file changed, 41 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/soc/qcom/qcom-pbs.yaml
> 
> diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom-pbs.yaml b/Documentation/devicetree/bindings/soc/qcom/qcom-pbs.yaml
> new file mode 100644
> index 000000000000..0a89c334f95c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/qcom/qcom-pbs.yaml
> @@ -0,0 +1,41 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/soc/qcom/qcom-pbs.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Technologies, Inc. PBS
> +
> +maintainers:
> +  - Anjelique Melendez <quic_amelende@xxxxxxxxxxx>
> +
> +description: |
> +  Qualcomm PBS (programmable boot sequencer) supports triggering sequences
> +  for clients upon request.
> +
> +properties:
> +  compatible:
> +    const: qcom,pbs
> +
> +  reg:
> +    description: |
> +      Base address of the PBS peripheral.
> +    maxItems: 1
> +
> +required:
> + - compatible
> + - reg
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    pmic {
> +      #address-cells = <1>;
> +      #size-cells = <0>;
> +
> +      qcom,pbs@7400 {
> +        compatible = "qcom,pbs";
> +        reg = <0x7400>;
> +      };

Why do you need a child node for this? Is there more than 1 instance in 
a PMIC? Every sub-function of a PMIC doesn't have to have a DT node.

Rob



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