Re: [PATCH 2/4] dt-bindings: remoteproc: qcom: sc7180: Update memory-region requirements

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On 13/12/2022 15:07, Sibi Sankar wrote:
> Update the bindings to reflect the addition of the new modem metadata
> carveout reference to the memory-region property.
> 
> Signed-off-by: Sibi Sankar <quic_sibis@xxxxxxxxxxx>
> ---
>  .../devicetree/bindings/remoteproc/qcom,sc7180-mss-pil.yaml    | 3 ++-
>  .../devicetree/bindings/remoteproc/qcom,sc7280-mss-pil.yaml    | 3 ++-
>  2 files changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sc7180-mss-pil.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sc7180-mss-pil.yaml
> index e4a7da8020f4..b1402bef0ebe 100644
> --- a/Documentation/devicetree/bindings/remoteproc/qcom,sc7180-mss-pil.yaml
> +++ b/Documentation/devicetree/bindings/remoteproc/qcom,sc7180-mss-pil.yaml
> @@ -95,6 +95,7 @@ properties:
>      items:
>        - description: MBA reserved region
>        - description: modem reserved region
> +      - description: metadata reserved region

Which makes the third item now required, also for all out of tree DTS
and other users of the bindings. Please write a bit more in commit msg
why this is necessary (e.g. was it broken before?). I assume the driver
does not break the ABI?

Best regards,
Krzysztof




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