linux-kernel - Re: [PATCH 2/2] arm64: dts: qcom: sc7280: Disable SS instances in park mode

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Message-ID: <CAD=FV=X8kicS0Y0r=eNwLGvkzVqCPMmjRdjqjxEy33-k5hQk7A@mail.gmail.com>
Date: Thu, 30 May 2024 06:31:17 -0700
From: Doug Anderson <dianders@...gle.com>
To: Krishna Kurapati <quic_kriskura@...cinc.com>
Cc: cros-qcom-dts-watchers@...omium.org, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Rob Herring <robh@...nel.org>, 
	Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>, 
	Conor Dooley <conor+dt@...nel.org>, Stephen Boyd <swboyd@...omium.org>, 
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Matthias Kaehlcke <mka@...omium.org>, 
	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
	devicetree@...r.kernel.org, quic_ppratap@...cinc.com, quic_jackp@...cinc.com, 
	stable@...r.kernel.org
Subject: Re: [PATCH 2/2] arm64: dts: qcom: sc7280: Disable SS instances in
 park mode

Hi,

On Thu, May 30, 2024 at 1:26 AM Krishna Kurapati
<quic_kriskura@...cinc.com> wrote:
>
> On SC7280, in host mode, it is observed that stressing out controller
> in host mode results in HC died error and only restarting the host
> mode fixes it. Disable SS instances in park mode for these targets to
> avoid host controller being dead.
>
> Reported-by: Doug Anderson <dianders@...gle.com>
> Cc: <stable@...r.kernel.org>
> Fixes: bb9efa59c665 ("arm64: dts: qcom: sc7280: Add USB related nodes")
> Signed-off-by: Krishna Kurapati <quic_kriskura@...cinc.com>
> ---
>  arch/arm64/boot/dts/qcom/sc7280.dtsi | 1 +
>  1 file changed, 1 insertion(+)

Reviewed-by: Douglas Anderson <dianders@...omium.org>