Re: [PATCH v2 3/4] dt-bindings: PCI: dwc: rockchip: Add dma properties

[Conor Dooley <conor@kernel.org>]

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On Tue, Oct 24, 2023 at 05:10:10PM +0200, Niklas Cassel wrote:
> From: Niklas Cassel <niklas.cassel@wdc.com>
> 
> Even though rockchip-dw-pcie.yaml inherits snps,dw-pcie.yaml
> using:
> 
> allOf:
>   - $ref: /schemas/pci/snps,dw-pcie.yaml#
> 
> and snps,dw-pcie.yaml does have the dma properties defined, in order to be
> able to use these properties, while still making sure 'make CHECK_DTBS=y'
> pass, we need to add these properties to rockchip-dw-pcie.yaml.
> 
> Signed-off-by: Niklas Cassel <niklas.cassel@wdc.com>
> ---
>  .../bindings/pci/rockchip-dw-pcie.yaml        | 20 +++++++++++++++++++
>  1 file changed, 20 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml b/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml
> index 229f8608c535..633f8e0e884f 100644
> --- a/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml
> +++ b/Documentation/devicetree/bindings/pci/rockchip-dw-pcie.yaml
> @@ -35,6 +35,7 @@ properties:
>        - description: Rockchip designed configuration registers
>        - description: Config registers
>        - description: iATU registers
> +      - description: eDMA registers

Same here, is this just for one of the two supported models, or for
both?

Cheers,
Conor.

>  
>    reg-names:
>      minItems: 3
> @@ -43,6 +44,7 @@ properties:
>        - const: apb
>        - const: config
>        - const: atu
> +      - const: dma
>  
>    clocks:
>      minItems: 5
> @@ -65,6 +67,7 @@ properties:
>        - const: pipe
>  
>    interrupts:
> +    minItems: 5
>      items:
>        - description:
>            Combined system interrupt, which is used to signal the following
> @@ -88,14 +91,31 @@ properties:
>            interrupts - aer_rc_err, aer_rc_err_msi, rx_cpl_timeout,
>            tx_cpl_timeout, cor_err_sent, nf_err_sent, f_err_sent, cor_err_rx,
>            nf_err_rx, f_err_rx, radm_qoverflow
> +      - description:
> +          Indicates that the eDMA Tx/Rx transfer is complete or that an
> +          error has occurred on the corresponding channel.
> +      - description:
> +          Indicates that the eDMA Tx/Rx transfer is complete or that an
> +          error has occurred on the corresponding channel.
> +      - description:
> +          Indicates that the eDMA Tx/Rx transfer is complete or that an
> +          error has occurred on the corresponding channel.
> +      - description:
> +          Indicates that the eDMA Tx/Rx transfer is complete or that an
> +          error has occurred on the corresponding channel.
>  
>    interrupt-names:
> +    minItems: 5
>      items:
>        - const: sys
>        - const: pmc
>        - const: msg
>        - const: legacy
>        - const: err
> +      - const: dma0
> +      - const: dma1
> +      - const: dma2
> +      - const: dma3
>  
>    legacy-interrupt-controller:
>      description: Interrupt controller node for handling legacy PCI interrupts.
> -- 
> 2.41.0
> 

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