linux-kernel - Re: [PATCH 1/6] dt-bindings: thermal: tsens: Add nvmem cells for calibration data

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Date:   Mon, 10 Jul 2023 22:10:23 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Praveenkumar I <quic_ipkumar@...cinc.com>, agross@...nel.org,
        andersson@...nel.org, konrad.dybcio@...aro.org, amitk@...nel.org,
        thara.gopinath@...il.com, rafael@...nel.org,
        daniel.lezcano@...aro.org, rui.zhang@...el.com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        linux-arm-msm@...r.kernel.org, linux-pm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     quic_varada@...cinc.com
Subject: Re: [PATCH 1/6] dt-bindings: thermal: tsens: Add nvmem cells for
 calibration data

On 10/07/2023 12:37, Praveenkumar I wrote:
> Add TSENS V2 calibration nvmem cells for IPQ5332
> 
> Signed-off-by: Praveenkumar I <quic_ipkumar@...cinc.com>
> ---
>  .../bindings/thermal/qcom-tsens.yaml          | 26 +++++++++++++++++--
>  1 file changed, 24 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml
> index 27e9e16e6455..8b7863c3989e 100644
> --- a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml
> +++ b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml
> @@ -91,7 +91,7 @@ properties:
>      maxItems: 2
>  
>    nvmem-cells:
> -    oneOf:
> +    anyOf:
>        - minItems: 1
>          maxItems: 2
>          description:
> @@ -106,9 +106,13 @@ properties:
>          description: |
>            Reference to nvmem cells for the calibration mode, two calibration
>            bases and two cells per each sensor, main and backup copies, plus use_backup cell
> +      - maxItems: 17
> +        description: |
> +          V2 of TSENS, reference to nvmem cells for the calibration mode, two calibration
> +          bases and one cell per each sensor

I think this is already included in one of the previous entries.
Otherwise, are you sure that all new devices will have exactly 17 entries?

>  
>    nvmem-cell-names:
> -    oneOf:
> +    anyOf:
>        - minItems: 1
>          items:
>            - const: calib
> @@ -205,6 +209,24 @@ properties:
>            - const: s9_p2_backup
>            - const: s10_p1_backup
>            - const: s10_p2_backup
> +      - items:
> +          - const: mode
> +          - const: base0
> +          - const: base1
> +          - const: s0_offset
> +          - const: s3_offset
> +          - const: s4_offset
> +          - const: s5_offset
> +          - const: s6_offset
> +          - const: s7_offset
> +          - const: s8_offset
> +          - const: s9_offset
> +          - const: s10_offset
> +          - const: s11_offset
> +          - const: s12_offset
> +          - const: s13_offset
> +          - const: s14_offset
> +          - const: s15_offset

Don't introduce new naming style. Existing uses s[0-9]+, without offset
suffix. Why this should be different?

>  
>    "#qcom,sensors":
>      description:

Best regards,
Krzysztof