linux-kernel - Re: [PATCH v2 2/6] dt-bindings: i2c: qcom-geni: document I2C Master Hub serial I2C engine

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Message-ID: <69afdac0-8313-d6d3-78d2-ddf8e0310836@linaro.org>
Date:   Fri, 18 Nov 2022 10:08:38 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Neil Armstrong <neil.armstrong@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Andy Gross <agross@...nel.org>
Cc:     linux-kernel@...r.kernel.org,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        devicetree@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-i2c@...r.kernel.org
Subject: Re: [PATCH v2 2/6] dt-bindings: i2c: qcom-geni: document I2C Master
 Hub serial I2C engine

On 18/11/2022 09:45, Neil Armstrong wrote:
> The I2C Master Hub is a stripped down version of the GENI Serial Engine
> QUP Wrapper Controller but only supporting I2C serial engines without
> DMA support.
> 
> Document the I2C Serial Engine variant used within the I2C Master
> Hub Wrapper.
> 
> This serial engine variant lacks DMA support, requires a core clock,
> and since DMA support is lacking the memory interconnect path isn't
> needed.


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof