linux-kernel - Re: [PATCH v2] dt-bindings: remoteproc: k3-dsp: correct optional sram properties for AM62A SoCs

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Date: Fri, 31 May 2024 10:19:14 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Hari Nagalla <hnagalla@...com>, andersson@...nel.org,
 mathieu.poirier@...aro.org, robh+dt@...nel.org, devarsht@...com,
 s-anna@...com, krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org
Cc: linux-remoteproc@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v2] dt-bindings: remoteproc: k3-dsp: correct optional sram
 properties for AM62A SoCs

On 30/05/2024 18:48, Hari Nagalla wrote:
> The C7xv-dsp on AM62A have 32KB L1 I-cache and a 64KB L1 D-cache. It
> does not have an addressable l1dram . So, remove this optional sram
> property from the bindings to fix device tree build warnings.
> 
> Signed-off-by: Hari Nagalla <hnagalla@...com>
> ---
> Changes from v1 to v2:
> *) Kept back memory-regions property, as it is unrelated to this patch
>    correcting the sram property for AM62A C7xv-dsp nodes.
> 
> DT binding check log:
> https://paste.sr.ht/~hnagalla/cb26237560a572a17c0874b687353e00b400285a
> 
> v1: https://lore.kernel.org/all/20230810110545.11644-1-hnagalla@ti.com/
> 
>  .../bindings/remoteproc/ti,k3-dsp-rproc.yaml      | 15 ++++++++++++++-
>  1 file changed, 14 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/remoteproc/ti,k3-dsp-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/ti,k3-dsp-rproc.yaml
> index 9768db8663eb..771cfceb5458 100644
> --- a/Documentation/devicetree/bindings/remoteproc/ti,k3-dsp-rproc.yaml
> +++ b/Documentation/devicetree/bindings/remoteproc/ti,k3-dsp-rproc.yaml
> @@ -111,7 +111,6 @@ else:
>      properties:
>        compatible:
>          enum:
> -          - ti,am62a-c7xv-dsp
>            - ti,j721e-c71-dsp
>            - ti,j721s2-c71-dsp
>    then:
> @@ -124,6 +123,20 @@ else:
>          items:
>            - const: l2sram
>            - const: l1dram
> +  else:
> +    if:

Please use allOf (move top one to bottom) and define separate ifs for
each variant instead of nesting them.

Best regards,
Krzysztof