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Message-ID: <16040f40-3938-d324-d916-ffa5775525c6@linaro.org>
Date:   Wed, 13 Sep 2023 10:19:05 +0200
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Subject: Re: [PATCH 3/4] spi: dt-bindings: qup: Document interconnects
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To:     Stephan Gerhold <stephan.gerhold@kernkonzept.com>,
        Mark Brown <broonie@kernel.org>
Cc:     Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        linux-arm-msm@vger.kernel.org, linux-spi@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
References: <20230912-spi-qup-dvfs-v1-0-3e38aa09c2bd@kernkonzept.com>
 <20230912-spi-qup-dvfs-v1-3-3e38aa09c2bd@kernkonzept.com>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <20230912-spi-qup-dvfs-v1-3-3e38aa09c2bd@kernkonzept.com>
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On 12/09/2023 16:30, Stephan Gerhold wrote:
> When the SPI QUP controller is used together with a DMA engine it needs
> to vote for the interconnect path to the DRAM. Otherwise it may be
> unable to access the memory quickly enough.
> 
> Signed-off-by: Stephan Gerhold <stephan.gerhold@kernkonzept.com>
> ---
>  Documentation/devicetree/bindings/spi/qcom,spi-qup.yaml | 5 +++++
>  1 file changed, 5 insertions(+)

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

Best regards,
Krzysztof