linux-kernel - Re: [PATCH v2] dt-bindings: mfd: convert to yaml Qualcomm SPMI PMIC

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Message-ID: <4f20ad11-40c5-638e-7335-c68d2369373d@linaro.org>
Date:   Sun, 10 Apr 2022 10:37:59 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     David Heidelberg <david@...t.cz>, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Lee Jones <lee.jones@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Stephen Boyd <sboyd@...nel.org>
Cc:     ~okias/devicetree@...ts.sr.ht,
        Caleb Connolly <caleb@...nolly.tech>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] dt-bindings: mfd: convert to yaml Qualcomm SPMI PMIC

On 11/01/2022 23:00, David Heidelberg wrote:
> Convert Qualcomm SPMI PMIC binding to yaml format.
> 
> Additional changes:
>  - filled many missing compatibles
> 
> Co-developed-by: Caleb Connolly <caleb@...nolly.tech>
> Signed-off-by: David Heidelberg <david@...t.cz>
> ---

Thank you for your patch. There is something to discuss/improve.

(...)

> +
> +  compatible:
> +    items:
> +      - enum:
> +          - qcom,pm660
> +          - qcom,pm660l
> +          - qcom,pm6150
> +          - qcom,pm6150l
> +          - qcom,pm6350
> +          - qcom,pm7325
> +          - qcom,pm8004
> +          - qcom,pm8005
> +          - qcom,pm8009
> +          - qcom,pm8019
> +          - qcom,pm8110
> +          - qcom,pm8150
> +          - qcom,pm8150b
> +          - qcom,pm8150l
> +          - qcom,pm8226
> +          - qcom,pm8350
> +          - qcom,pm8350b
> +          - qcom,pm8350c
> +          - qcom,pm8841
> +          - qcom,pm8909
> +          - qcom,pm8916
> +          - qcom,pm8941
> +          - qcom,pm8950
> +          - qcom,pm8994
> +          - qcom,pm8998
> +          - qcom,pma8084
> +          - qcom,pmd9635
> +          - qcom,pmi8950
> +          - qcom,pmi8962
> +          - qcom,pmi8994
> +          - qcom,pmi8998
> +          - qcom,pmk8350
> +          - qcom,pmm8155au
> +          - qcom,pmr735a
> +          - qcom,pmr735b
> +          - qcom,pms405
> +          - qcom,pmx55
> +          - qcom,smb2351
> +      - const: qcom,spmi-pmic
> +
> +  reg: true

maxItems

> +
> +  "#address-cells":
> +    const: 1
> +
> +  "#size-cells":
> +    const: 0
> +
> +

Just one blank line.

> +patternProperties:
> +  '^(labibb|([a-z][a-z0-9]+-)?regulators)$':
> +    type: object
> +

This should be more specific, preferably by including schema for
regulators (or any other children if applicable).

> +    required:
> +      - compatible

unevaluatedProperties: false
> +
> +  '@[0-9a-f]+$':
> +    type: object
> +    description: >

You don't need '>'.

This also should be specified - what is expected to be here? Usually the
children are exactly known.

> +      Each child node of the PMIC represents a function of it.
> +
> +    properties:
> +      reg: true

maxItems

> +
> +      interrupts:
> +        description: >

No need for >

> +          Interrupts are specified as a 4-tuple. For more information see
> +          Documentation/devicetree/bindings/spmi/qcom,spmi-pmic-arb.yaml
> +
> +    required:
> +      - compatible
> +
> +    additionalProperties: true

This will have to unevaluated or additional properties false, depending
whether you include other schema or not.

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


Best regards,
Krzysztof