Re: [PATCH v3 3/9] dt-bindings: i2c: qcom,i2c-geni: document qcom,gsi-dma-allowed

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On Mon, Mar 03, 2025 at 06:13:43PM +0530, Viken Dadhaniya wrote:
> Data transfer mode is fixed by TrustZone (TZ), which currently restricts
> developers from modifying the transfer mode from the APPS side.
> 
> Document the 'qcom,gsi-dma-allowed' property to select the data transfer
> mode to GPI DMA (Generic Packet Interface). If not set, FIFO mode
> (PIO/CPU DMA) will be selected by default.
> 
> Co-developed-by: Mukesh Kumar Savaliya <quic_msavaliy@xxxxxxxxxxx>
> Signed-off-by: Mukesh Kumar Savaliya <quic_msavaliy@xxxxxxxxxxx>
> Signed-off-by: Viken Dadhaniya <quic_vdadhani@xxxxxxxxxxx>
> ---
> v2 -> v3:
> 

To be clear: this cannot be merged via i2c because of hidden dependency.

In the future: please clearly explain the dependencies so maintainers
know what to do with this.

> - Drop the 'qcom,xfer-mode' property and add the 'qcom,gsi-dma-allowed' property.
> - Add a reference for the QUP peripheral shared YAML.
> - Update commit log.
> 
> v2 Link: https://lore.kernel.org/linux-arm-msm/20250124105309.295769-3-quic_vdadhani@xxxxxxxxxxx/
> 
> v1 -> v2:
> 
> - Drop 'qcom,load-firmware' property and add 'firmware-name' property in
>   qup common driver.
> - Update commit log.
> 
> v1 Link: https://lore.kernel.org/linux-kernel/20241204150326.1470749-2-quic_vdadhani@xxxxxxxxxxx/
> ---
> ---
>  Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml b/Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml
> index 9f66a3bb1f80..8c2675c65455 100644
> --- a/Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml
> +++ b/Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml
> @@ -60,6 +60,8 @@ properties:
>    power-domains:
>      maxItems: 1
>  
> +  qcom,gsi-dma-allowed: true

Drop

Best regards,
Krzysztof





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