linux-kernel - Re: [PATCH V4 2/4] dt-bindings: ufs: qcom,sc7180-ufshc: Add UFSHC compatible for x1e80100

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Message-ID: <tg2eahc5pf2pqvavihtptbxn6hqftdd6euhhap3v4kkffzgasb@fyq5mxlsu5py>
Date: Thu, 8 Jan 2026 10:28:26 +0530
From: Manivannan Sadhasivam <manivannan.sadhasivam@....qualcomm.com>
To: Pradeep P V K <pradeep.pragallapati@....qualcomm.com>
Cc: vkoul@...nel.org, neil.armstrong@...aro.org, robh@...nel.org,
        krzk+dt@...nel.org, conor+dt@...nel.org, martin.petersen@...cle.com,
        andersson@...nel.org, konradybcio@...nel.org,
        taniya.das@....qualcomm.com, dmitry.baryshkov@....qualcomm.com,
        linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-scsi@...r.kernel.org, nitin.rawat@....qualcomm.com
Subject: Re: [PATCH V4 2/4] dt-bindings: ufs: qcom,sc7180-ufshc: Add UFSHC
 compatible for x1e80100

On Tue, Jan 06, 2026 at 09:12:05PM +0530, Pradeep P V K wrote:
> Add UFS Host Controller (UFSHC) compatible for x1e80100 SoC. Use
> SM8550 as a fallback since x1e80100 is fully compatible with it.
> 
> Qualcomm UFSHC is no longer compatible with JEDEC UFS-2.0 binding.
> Avoid using the "jedec,ufs-2.0" string in the compatible property.
> 
> Signed-off-by: Pradeep P V K <pradeep.pragallapati@....qualcomm.com>

Acked-by: Manivannan Sadhasivam <mani@...nel.org>

- Mani

> ---
>  .../bindings/ufs/qcom,sc7180-ufshc.yaml       | 36 +++++++++++--------
>  1 file changed, 21 insertions(+), 15 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/ufs/qcom,sc7180-ufshc.yaml b/Documentation/devicetree/bindings/ufs/qcom,sc7180-ufshc.yaml
> index d94ef4e6b85a..fe18e41ebac7 100644
> --- a/Documentation/devicetree/bindings/ufs/qcom,sc7180-ufshc.yaml
> +++ b/Documentation/devicetree/bindings/ufs/qcom,sc7180-ufshc.yaml
> @@ -31,21 +31,27 @@ select:
>  
>  properties:
>    compatible:
> -    items:
> -      - enum:
> -          - qcom,msm8998-ufshc
> -          - qcom,qcs8300-ufshc
> -          - qcom,sa8775p-ufshc
> -          - qcom,sc7180-ufshc
> -          - qcom,sc7280-ufshc
> -          - qcom,sc8180x-ufshc
> -          - qcom,sc8280xp-ufshc
> -          - qcom,sm8250-ufshc
> -          - qcom,sm8350-ufshc
> -          - qcom,sm8450-ufshc
> -          - qcom,sm8550-ufshc
> -      - const: qcom,ufshc
> -      - const: jedec,ufs-2.0
> +    oneOf:
> +      - items:
> +          - enum:
> +              - qcom,x1e80100-ufshc
> +          - const: qcom,sm8550-ufshc
> +          - const: qcom,ufshc
> +      - items:
> +          - enum:
> +              - qcom,msm8998-ufshc
> +              - qcom,qcs8300-ufshc
> +              - qcom,sa8775p-ufshc
> +              - qcom,sc7180-ufshc
> +              - qcom,sc7280-ufshc
> +              - qcom,sc8180x-ufshc
> +              - qcom,sc8280xp-ufshc
> +              - qcom,sm8250-ufshc
> +              - qcom,sm8350-ufshc
> +              - qcom,sm8450-ufshc
> +              - qcom,sm8550-ufshc
> +          - const: qcom,ufshc
> +          - const: jedec,ufs-2.0
>  
>    reg:
>      maxItems: 1
> -- 
> 2.34.1
> 

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