linux-kernel - Re: [PATCHv7 1/6] dt-bindings: mmc: synopsys-dw-mshc: document "altr,sysmgr-syscon"

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Message-ID: <e6fb1c27-389c-190a-2a2d-0f5446bfb9cc@linaro.org>
Date:   Wed, 2 Nov 2022 14:59:42 -0400
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Dinh Nguyen <dinguyen@...nel.org>, jh80.chung@...sung.com
Cc:     ulf.hansson@...aro.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, mturquette@...libre.com,
        sboyd@...nel.org, linux-mmc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-clk@...r.kernel.org
Subject: Re: [PATCHv7 1/6] dt-bindings: mmc: synopsys-dw-mshc: document
 "altr,sysmgr-syscon"

On 02/11/2022 13:38, Dinh Nguyen wrote:
> Document the optional "altr,sysmgr-syscon" binding that is used to
> access the System Manager register that controls the SDMMC clock
> phase.
> 
> Signed-off-by: Dinh Nguyen <dinguyen@...nel.org>
> ---
> v7: and "not" for the required "altr,sysmgr-syscon" binding
> v6: make "altr,sysmgr-syscon" optional
> v5: document reg shift
> v4: add else statement
> v3: document that the "altr,sysmgr-syscon" binding is only applicable to
>     "altr,socfpga-dw-mshc"
> v2: document "altr,sysmgr-syscon" in the MMC section
> ---
>  .../bindings/mmc/synopsys-dw-mshc.yaml        | 33 +++++++++++++++++--
>  1 file changed, 30 insertions(+), 3 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml
> index ae6d6fca79e2..80dd3d72424f 100644
> --- a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml
> +++ b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml
> @@ -6,9 +6,6 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
>  
>  title: Synopsys Designware Mobile Storage Host Controller Binding
>  
> -allOf:
> -  - $ref: "synopsys-dw-mshc-common.yaml#"
> -
>  maintainers:
>    - Ulf Hansson <ulf.hansson@...aro.org>
>  
> @@ -38,6 +35,36 @@ properties:
>        - const: biu
>        - const: ciu
>  
> +  altr,sysmgr-syscon:
> +    $ref: /schemas/types.yaml#/definitions/phandle-array
> +    items:
> +      - items:
> +          - description: phandle to the sysmgr node
> +          - description: register offset that controls the SDMMC clock phase
> +          - description: register shift for the smplsel(drive in) setting
> +    description:
> +      This property is optional. Contains the phandle to System Manager block
> +      that contains the SDMMC clock-phase control register. The first value is
> +      the pointer to the sysmgr, the 2nd value is the register offset for the
> +      SDMMC clock phase register, and the 3rd value is the bit shift for the
> +      smplsel(drive in) setting.
> +
> +allOf:
> +  - $ref: "synopsys-dw-mshc-common.yaml#"

Drop the quotes.

Best regards,
Krzysztof