linux-kernel - Re: [PATCH v3 2/3] spi: dt-bindings: qcom,spi-geni-qcom: Add SPI device mode support for GENI based QuPv3

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Message-ID: <5bcf1c7a-c5d6-67f6-ac81-b143af748fa6@linaro.org>
Date:   Fri, 23 Jun 2023 10:47:23 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Praveen Talari <quic_ptalari@...cinc.com>, agross@...nel.org,
        andersson@...nel.org, konrad.dybcio@...aro.org, broonie@...nel.org,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        conor+dt@...nel.org, linux-arm-msm@...r.kernel.org,
        linux-spi@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     quic_msavaliy@...cinc.com, quic_vtanuku@...cinc.com,
        quic_vnivarth@...cinc.com, quic_arandive@...cinc.com
Subject: Re: [PATCH v3 2/3] spi: dt-bindings: qcom,spi-geni-qcom: Add SPI
 device mode support for GENI based QuPv3

On 22/06/2023 15:59, Praveen Talari wrote:
> Add a property to configure QUPv3 SE as SPI Device mode.
> 
> Signed-off-by: Praveen Talari <quic_ptalari@...cinc.com>
> ---
> v2 -> v3:
> - modified commit message to use device mode instead of slave mode
> ---
>  Documentation/devicetree/bindings/spi/qcom,spi-geni-qcom.yaml | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/spi/qcom,spi-geni-qcom.yaml b/Documentation/devicetree/bindings/spi/qcom,spi-geni-qcom.yaml
> index 2e20ca313ec1..5c7d0293bbf7 100644
> --- a/Documentation/devicetree/bindings/spi/qcom,spi-geni-qcom.yaml
> +++ b/Documentation/devicetree/bindings/spi/qcom,spi-geni-qcom.yaml
> @@ -66,6 +66,10 @@ properties:
>    reg:
>      maxItems: 1
>  
> +  qcom,slv-ctrl:
> +    description: configure QUPv3 SE as Device mode

There is already property for this. Look at spi-controller.yaml. If it
is not enough, explain WHY.

Best regards,
Krzysztof