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[129.46.96.20]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3607ee0cab0sm33841550eec.3.2026.10.18.19.15.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 18 Oct 2026 19:15:57 -0700 (PDT) From: Peter Chen To: Bjorn Andersson , Konrad Dybcio Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Dmitry Baryshkov , Abel Vesa , Wesley Cheng , Udipto Goswami , Jack Pham , Pratham Pratap , Krishna Kurapati , Thinh Nguyen , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Peter Chen Subject: [PATCH v2 2/4] arm64: dts: qcom: sm8750: Set snps,resume-hs-terminations for USB controller Date: Sun, 18 Oct 2026 19:15:45 -0700 Message-ID: <20261019021547.1694088-3-peter.chen@oss.qualcomm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20261019021547.1694088-1-peter.chen@oss.qualcomm.com> References: <20261019021547.1694088-1-peter.chen@oss.qualcomm.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Info: AW1haW4tMjYxMDE5MDAwOCBTYWx0ZWRfX0xVMx10wxoYa WBpzQ3KGcSr9KxIsoV+dz2ofC5OoRI9ZIbtoT8AQW4ib+QHVE7hlWhsGFUc6xEA0ull8kkKb6AO nzgkMDtdii4CeJlQFqbM8/n8dJuVSI8= X-Authority-Analysis: v=2.4 cv=KuPYSmWN c=1 sm=1 tr=0 ts=6ad57d5f cx=c_pps a=PfFC4Oe2JQzmKTvty2cRDw==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=EUspDBNiAAAA:8 a=_PA-CDJEJREJmSlHXOMA:9 a=6Ab_bkdmUrQuMsNx7PHu:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDE5MDAwOCBTYWx0ZWRfX2Qbts1BPqNYz GzJ//UByts3ALCL6s/lujFdVKdhAnOQl0ZNc9IWbFYw2XmedfEcdTt8EZA0H28+DgKhaooLtsgy r5pfJZXJcAhQV1jjFezNtPU+AOR5IqUiUuGgKkSP2WtYRk227ozzJpx0QkseBtVuqMy6LZeYHNR YQrmCfy5JsfbzpdLKSj2I8xcBeVaLupzTM60rJ2S+egCzv2Mwsp3BU3xBQNGJR6cuFMtMZ/gzpu DsTuwdUXUGF7cwRb1GSmhHAsPGeyv7ckqfpI/CKb0DmpwiOpxNxphgORs1f1TdInsQ34WJyltfs cxhlmC74K0pYLN2OjAnRe4lFPYWBCUSbXHQTBq6EWLZzldTZLhFdEL7dhMhfXNwF1co6HZNmLCQ JNnh2ah3JOKZBXv7/KEE57zMqWpMf6TZhjJSArRLFQY9HoictlZdBX+9IyGyX9jpkzrQFpePaE1 G8GrDJuQ+uQQy9o2lmw== X-Proofpoint-ORIG-GUID: YHFkxodaSiQdrnwRUBC1cTHqHPMUPwSm X-Proofpoint-GUID: YHFkxodaSiQdrnwRUBC1cTHqHPMUPwSm X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-10-19_01,2026-10-14_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 bulkscore=0 priorityscore=1501 impostorscore=0 malwarescore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 adultscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610080000 definitions=main-2610190008 The DWC3 controller on SM8750 is paired with the M31 eUSB2 PHY. According to HPG, host-mode USB2 L2/L1 resume with this PHY, GUCTL1[10] (RESUME_OPMODE_HS_HOST) must be set. Set snps,resume-hs-terminations on the SM8750 USB controller. This makes dwc3 core set GUCTL1[10]. Fixes: 7a5bb9f60527 ("arm64: dts: qcom: sm8750: Add USB support to SM8750 SoCs") Assisted-by: Claude:claude-opus-5-5 Signed-off-by: Peter Chen --- arch/arm64/boot/dts/qcom/sm8750.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/qcom/sm8750.dtsi b/arch/arm64/boot/dts/qcom/sm8750.dtsi index 521b1d224c28..21ba6992eaa6 100644 --- a/arch/arm64/boot/dts/qcom/sm8750.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8750.dtsi @@ -3334,6 +3334,7 @@ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>, snps,usb3_lpm_capable; snps,usb2-lpm-disable; snps,has-lpm-erratum; + snps,resume-hs-terminations; tx-fifo-resize; dma-coherent; -- 2.43.0