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Thu, 30 May 2024 08:26:16 GMT Received: from hu-kriskura-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Thu, 30 May 2024 01:26:11 -0700 From: Krishna Kurapati To: , Krzysztof Kozlowski , Rob Herring , Bjorn Andersson , Konrad Dybcio , "Conor Dooley" , Stephen Boyd , "Greg Kroah-Hartman" , Matthias Kaehlcke CC: , , , , , Krishna Kurapati , "Doug Anderson" , Subject: [PATCH 1/2] arm64: dts: qcom: sc7180: Disable SS instances in park mode Date: Thu, 30 May 2024 13:55:55 +0530 Message-ID: <20240530082556.2960148-2-quic_kriskura@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240530082556.2960148-1-quic_kriskura@quicinc.com> References: <20240530082556.2960148-1-quic_kriskura@quicinc.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: Act0ZIPM_YgNs7Ys4ioGaumKmRNDm4_o X-Proofpoint-ORIG-GUID: Act0ZIPM_YgNs7Ys4ioGaumKmRNDm4_o X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.650,FMLib:17.12.28.16 definitions=2024-05-30_05,2024-05-28_01,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 malwarescore=0 spamscore=0 adultscore=0 clxscore=1011 bulkscore=0 mlxscore=0 suspectscore=0 priorityscore=1501 phishscore=0 mlxlogscore=633 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2405170001 definitions=main-2405300062 On SC7180, 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 Cc: Fixes: 0b766e7fe5a2 ("arm64: dts: qcom: sc7180: Add USB related nodes") Signed-off-by: Krishna Kurapati --- arch/arm64/boot/dts/qcom/sc7180.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi index 2b481e20ae38..cc93b5675d5d 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -3063,6 +3063,7 @@ usb_1_dwc3: usb@a600000 { iommus = <&apps_smmu 0x540 0>; snps,dis_u2_susphy_quirk; snps,dis_enblslpm_quirk; + snps,parkmode-disable-ss-quirk; phys = <&usb_1_hsphy>, <&usb_1_qmpphy QMP_USB43DP_USB3_PHY>; phy-names = "usb2-phy", "usb3-phy"; maximum-speed = "super-speed"; -- 2.34.1