linux-kernel - Re: [PATCH v7 10/16] dt-bindings: imx6q-pcie: restruct reg and reg-name

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Date: Sun, 7 Jan 2024 11:05:05 +0530
From: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To: Frank Li <Frank.Li@....com>
Cc: krzysztof.kozlowski@...aro.org, bhelgaas@...gle.com,
	conor+dt@...nel.org, devicetree@...r.kernel.org, festevam@...il.com,
	helgaas@...nel.org, hongxing.zhu@....com, imx@...ts.linux.dev,
	kernel@...gutronix.de, krzysztof.kozlowski+dt@...aro.org,
	kw@...ux.com, l.stach@...gutronix.de,
	linux-arm-kernel@...ts.infradead.org, linux-imx@....com,
	linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
	lpieralisi@...nel.org, robh@...nel.org, s.hauer@...gutronix.de,
	shawnguo@...nel.org
Subject: Re: [PATCH v7 10/16] dt-bindings: imx6q-pcie: restruct reg and
 reg-name

On Wed, Dec 27, 2023 at 01:27:21PM -0500, Frank Li wrote:
> snps,dw-pcie.yaml already have reg and reg-name information. Needn't
> duplciate here.
> 
> Add 'if' check for existed compatible string to restrict reg and reg-names.
> This prepare to add new compatible string with difference reg-names sets.
> 
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> Signed-off-by: Frank Li <Frank.Li@....com>

Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>

- Mani

> ---
> 
> Notes:
>     Change from v6 to v7
>     - add Krzysztof's review tag
>     Change from v5 to v6
>     - Add if check for existed compatible string
>     Change from v4 to v5
>     - add Rob's Acked
>     Change from v1 to v4:
>     - new patch at v4
> 
>  .../bindings/pci/fsl,imx6q-pcie.yaml          | 30 ++++++++++++-------
>  1 file changed, 20 insertions(+), 10 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
> index 81bbb8728f0f9..eeca6b7b540f9 100644
> --- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
> +++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml
> @@ -30,16 +30,6 @@ properties:
>        - fsl,imx8mm-pcie
>        - fsl,imx8mp-pcie
>  
> -  reg:
> -    items:
> -      - description: Data Bus Interface (DBI) registers.
> -      - description: PCIe configuration space region.
> -
> -  reg-names:
> -    items:
> -      - const: dbi
> -      - const: config
> -
>    clocks:
>      minItems: 3
>      items:
> @@ -90,6 +80,26 @@ required:
>  allOf:
>    - $ref: /schemas/pci/snps,dw-pcie.yaml#
>    - $ref: /schemas/pci/fsl,imx6q-pcie-common.yaml#
> +  - if:
> +      properties:
> +        compatible:
> +          enum:
> +            - fsl,imx6q-pcie
> +            - fsl,imx6sx-pcie
> +            - fsl,imx6qp-pcie
> +            - fsl,imx7d-pcie
> +            - fsl,imx8mq-pcie
> +            - fsl,imx8mm-pcie
> +            - fsl,imx8mp-pcie
> +    then:
> +      properties:
> +        reg:
> +          maxItems: 2
> +        reg-names:
> +          items:
> +            - const: dbi
> +            - const: config
> +
>    - if:
>        properties:
>          compatible:
> -- 
> 2.34.1
> 

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