linux-kernel - Re: [PATCH v5 1/8] dt-bindings: ufs: qcom: Add sm6115 binding

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Date:   Thu, 15 Dec 2022 17:27:57 +0530
From:   Bhupesh Sharma <bhupesh.sharma@...aro.org>
To:     Iskren Chernev <iskren.chernev@...il.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     phone-devel@...r.kernel.org, ~postmarketos/upstreaming@...ts.sr.ht,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        Andy Gross <agross@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Avri Altman <avri.altman@....com>,
        Bart Van Assche <bvanassche@....org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 1/8] dt-bindings: ufs: qcom: Add sm6115 binding


On 10/30/22 3:12 PM, Iskren Chernev wrote:
> Add SM6115 UFS to DT schema.
> 
> Signed-off-by: Iskren Chernev <iskren.chernev@...il.com>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
>   .../devicetree/bindings/ufs/qcom,ufs.yaml     | 26 +++++++++++++++++++
>   1 file changed, 26 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml b/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml
> index f2d6298d926c..b517d76215e3 100644
> --- a/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml
> +++ b/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml
> @@ -28,6 +28,7 @@ properties:
>             - qcom,msm8998-ufshc
>             - qcom,sc8280xp-ufshc
>             - qcom,sdm845-ufshc
> +          - qcom,sm6115-ufshc
>             - qcom,sm6350-ufshc
>             - qcom,sm8150-ufshc
>             - qcom,sm8250-ufshc
> @@ -178,6 +179,31 @@ allOf:
>             minItems: 1
>             maxItems: 1
>   
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - qcom,sm6115-ufshc
> +    then:
> +      properties:
> +        clocks:
> +          minItems: 8
> +          maxItems: 8
> +        clock-names:
> +          items:
> +            - const: core_clk
> +            - const: bus_aggr_clk
> +            - const: iface_clk
> +            - const: core_clk_unipro
> +            - const: ref_clk
> +            - const: tx_lane0_sync_clk
> +            - const: rx_lane0_sync_clk
> +            - const: ice_core_clk
> +        reg:
> +          minItems: 2
> +          maxItems: 2
> +
>       # TODO: define clock bindings for qcom,msm8994-ufshc
>   
>   unevaluatedProperties: false

Seems this hasn't made way to linux-next yet. Hence we get the following 
error with $ make dtbs_check:

arch/arm64/boot/dts/qcom/sm4250-oneplus-billie2.dtb: ufs@...4000: 
compatible:0: 'qcom,sm6115-ufshc' is not one of ['qcom,msm8994-ufshc', 
'qcom,msm8996-ufshc', 'qcom,msm8998-ufshc', 'qcom,sc8280xp-ufshc', 
'qcom,sdm845-ufshc', 'qcom,sm6350-ufshc', 'qcom,sm8150-ufshc', 
'qcom,sm8250-ufshc', 'qcom,sm8350-ufshc', 'qcom,sm8450-ufshc']
	From schema: Documentation/devicetree/bindings/ufs/qcom,ufs.yaml

arch/arm64/boot/dts/qcom/sm4250-oneplus-billie2.dtb: ufs@...4000: 
Unevaluated properties are not allowed ('compatible' was unexpected)
	From schema: Documentation/devicetree/bindings/ufs/qcom,ufs.yaml

If, it helps to get the review / merge happen:

Reviewed-by: Bhupesh Sharma <bhupesh.sharma@...aro.org>

@Rob, @Krzysztof: Please help merge this.

Thanks.