linux-kernel - Re: [PATCH] dt-bindings: mmc: synopsys-dw-mshc: add iommus for Intel SocFPGA

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Message-ID: <CAPDyKFo6xh8k_NjAziEEuj_us_n9GMgdwVGMKXodVLHq-TbS7w@mail.gmail.com>
Date: Tue, 2 Jan 2024 17:56:55 +0100
From: Ulf Hansson <ulf.hansson@...aro.org>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc: Rob Herring <robh+dt@...nel.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, 
	linux-mmc@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: mmc: synopsys-dw-mshc: add iommus for Intel SocFPGA

On Sat, 9 Dec 2023 at 18:10, Krzysztof Kozlowski
<krzysztof.kozlowski@...aro.org> wrote:
>
> The DW MSHC node in Intel SocFPGA ARM64 DTS has iommus property, so
> allow it to silence dtbs_check warnings:
>
>   socfpga_n5x_socdk.dtb: mmc@...08000: Unevaluated properties are not allowed ('iommus' was unexpected)
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Applied for next, thanks!

Kind regards
Uffe


>
> ---
>
> I assume the DTS represents the hardware, thus iommus is real.
> ---
>  Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml | 4 ++++
>  1 file changed, 4 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml
> index b13b5166d20a..a6292777e376 100644
> --- a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml
> +++ b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.yaml
> @@ -35,6 +35,9 @@ properties:
>        - const: biu
>        - const: ciu
>
> +  iommus:
> +    maxItems: 1
> +
>    altr,sysmgr-syscon:
>      $ref: /schemas/types.yaml#/definitions/phandle-array
>      items:
> @@ -62,6 +65,7 @@ allOf:
>          altr,sysmgr-syscon: true
>      else:
>        properties:
> +        iommus: false
>          altr,sysmgr-syscon: false
>
>  required:
> --
> 2.34.1
>