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[129.46.96.20]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3607ee0cab0sm33841550eec.3.2026.10.18.19.15.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 18 Oct 2026 19:16:00 -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 4/4] arm64: dts: qcom: hawi: Set snps,resume-hs-terminations for USB controller Date: Sun, 18 Oct 2026 19:15:47 -0700 Message-ID: <20261019021547.1694088-5-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: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Info: AW1haW4tMjYxMDE5MDAwOCBTYWx0ZWRfX3IxLAvQMVv9K DAaLt9tlCLB8slaw37zjhBY+7n2FMT79s9qUODmCsKZ0GZeiFclOlH1eMIss4CLDOlODjpFkm+V txyqimvTac2GNKdnXa9C1pk68xk+17A= X-Proofpoint-ORIG-GUID: LIifBMyce_b8tOf9zjn9TqcFiUtSPt6r X-Proofpoint-GUID: LIifBMyce_b8tOf9zjn9TqcFiUtSPt6r X-Authority-Analysis: v=2.4 cv=K4O3jCWI c=1 sm=1 tr=0 ts=6ad57d62 cx=c_pps a=Uww141gWH0fZj/3QKPojxA==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=EUspDBNiAAAA:8 a=_PA-CDJEJREJmSlHXOMA:9 a=PxkB5W3o20Ba91AHUih5:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDE5MDAwOCBTYWx0ZWRfX5RptSOyRXiQm KxxSsAFR6LXwRZxhQGzZ0BuxbqFudoM+leR++KJJZ0wo6xoG19wP9188VFNl2bIW1FUZ++tS/LX 9dzprfSX3ddEFgMp7Z0vZLvBiL/zl2bk7sGbHNFOBiUv9Wntsx3dilAE4V4R5A2IslIWYd9LQdr JpPJxtDMGMowaPTSJvYGL1Kyw1TPXJVeRxwT7cXz+OODNuWvHJlodxtWewjs2wYJiOKwMzTSkRz UPDV0DD8J1nGE2OQtZwtTHduiUeGs9yVT4vu0pkAKHLBOAlsfaburkK0rAUnJrlmO0mheHIUegv +qXa2zh/+1DSLRqVosX3yw8jpVCTRsmlbm09mgzKbJimMq/Br6VWFSyyO4FcIOUbJOtCfiFAd1S KsmObol1Yb1zH1AfR8WJs0RCbbxmhNA4wUwsvzrk/dZ+eAwVa7W04POzEPsLwD810uvZmeTKOoP tYqB7uCsIFwxUOPu+bg== 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 impostorscore=0 spamscore=0 priorityscore=1501 phishscore=0 clxscore=1015 adultscore=0 lowpriorityscore=0 bulkscore=0 malwarescore=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 Hawi 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 Hawi USB controller. This makes dwc3 core set GUCTL1[10]. Assisted-by: Claude:claude-opus-5-5 Signed-off-by: Peter Chen --- arch/arm64/boot/dts/qcom/hawi.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/qcom/hawi.dtsi b/arch/arm64/boot/dts/qcom/hawi.dtsi index c7ae8133b9cd..cdd660ef2dcd 100644 --- a/arch/arm64/boot/dts/qcom/hawi.dtsi +++ b/arch/arm64/boot/dts/qcom/hawi.dtsi @@ -3945,6 +3945,7 @@ &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