Re: [PATCH 1/2] dt-bindings: soc: qcom: apr: Make qcom,protection-domain optional again

[Bjorn Andersson <andersson@kernel.org>]

On Thu, Dec 29, 2022 at 04:16:47PM +0100, Stephan Gerhold wrote:
> The protection domain functionality exists only in SoCs starting from
> MSM8998 [1], while the APR bindings are also used on older platforms.
> 
> Commit 41288c305836 ("ASoC: dt-bindings: qcom,apr: Split services to
> shared schema") made the "qcom,protection-domain" required but it
> should remain optional to avoid dtbs_check warnings on older platforms,
> e.g.:
> 
> arch/arm64/boot/dts/qcom/apq8096-db820c.dtb:
>   apr: service@3: 'qcom,protection-domain' is a required property
>   From schema: Documentation/devicetree/bindings/soc/qcom/qcom,apr.yaml
> 
> [1]: https://lore.kernel.org/all/20200312120842.21991-1-sibis@codeaurora.org/
> 
> Fixes: 41288c305836 ("ASoC: dt-bindings: qcom,apr: Split services to shared schema")
> Signed-off-by: Stephan Gerhold <stephan@gerhold.net>

Reviewed-by: Bjorn Andersson <andersson@kernel.org>

Regards,
Bjorn

> ---
>  .../devicetree/bindings/soc/qcom/qcom,apr-services.yaml      | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,apr-services.yaml b/Documentation/devicetree/bindings/soc/qcom/qcom,apr-services.yaml
> index 290555426c39..bdf482db32aa 100644
> --- a/Documentation/devicetree/bindings/soc/qcom/qcom,apr-services.yaml
> +++ b/Documentation/devicetree/bindings/soc/qcom/qcom,apr-services.yaml
> @@ -39,8 +39,8 @@ properties:
>    qcom,protection-domain:
>      $ref: /schemas/types.yaml#/definitions/string-array
>      description: |
> -      Protection domain service name and path for APR service
> -      possible values are::
> +      Protection domain service name and path for APR service (if supported).
> +      Possible values are::
>        "avs/audio", "msm/adsp/audio_pd".
>        "kernel/elf_loader", "msm/modem/wlan_pd".
>        "tms/servreg", "msm/adsp/audio_pd".
> @@ -49,6 +49,5 @@ properties:
>  
>  required:
>    - reg
> -  - qcom,protection-domain
>  
>  additionalProperties: true
> -- 
> 2.39.0
>