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Message-ID: <8f70c58c-15e5-cc69-1bbd-bdd36fe0e248@linaro.org>
Date:   Tue, 13 Jun 2023 01:34:24 +0300
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Subject: Re: [PATCH] arm64: dts: qcom: sc8180x: Move DisplayPort for MMCX
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To:     Bjorn Andersson <quic_bjorande@quicinc.com>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Vinod Koul <vkoul@kernel.org>
Cc:     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, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org
References: <20230612220739.1886155-1-quic_bjorande@quicinc.com>
From:   Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
In-Reply-To: <20230612220739.1886155-1-quic_bjorande@quicinc.com>
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On 13/06/2023 01:07, Bjorn Andersson wrote:
> The DisplayPort blocks are powered by MMCX and should be described as
> such to ensure that power votes are done on the right resource.
> 
> This also solves the problem that sync_state is unaware of the DP
> controllers needing MMCX to be kept alive during boot. As such this
> change also fixes occasionally seen crashes during boot due to
> undervoltage of MMCX.
> 
> Fixes: 494dec9b6f54 ("arm64: dts: qcom: sc8180x: Add display and gpu nodes")
> Signed-off-by: Bjorn Andersson <quic_bjorande@quicinc.com>
> ---
>   arch/arm64/boot/dts/qcom/sc8180x.dtsi | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

-- 
With best wishes
Dmitry