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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8de46abf6fsm827564266b.52.2026.02.03.05.38.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 03 Feb 2026 05:38:30 -0800 (PST) Message-ID: Date: Tue, 3 Feb 2026 14:38:28 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 9/9] arm64: dts: qcom: qcs6490-rb3gen2: Enable EUD debug functionality To: Elson Serrao , Greg Kroah-Hartman , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Souradeep Chowdhury Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260126233830.2193816-1-elson.serrao@oss.qualcomm.com> <20260126233830.2193816-10-elson.serrao@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260126233830.2193816-10-elson.serrao@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=Zc4Q98VA c=1 sm=1 tr=0 ts=6981fa59 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=yEEpPANMKW__IVoBb5EA:9 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 X-Proofpoint-ORIG-GUID: Kn8MzWPCGtmoEWrWVs3Qls0cJXhufPcx X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMjAzMDEwOSBTYWx0ZWRfX83pvkk8wQl6k OHSZJzXzXCElNXQ0jKzsWakdcnbQuzCoz5TgYyuUs39FfVBAoLE8vt3EHzVDcydMWmDbrDhdBoY /3IkP5jo8eFtYkWan7zXRk/evek6CBaNT82+PqvDPM4V0U6bonadSuC1zaqPvJ2RwH4981YMLpd Q6/Yy8BDxK9G2EOvMZpYEhUZIfQSnQJL3p+X1JruKJZhPrqrofvInkEf2sv1AjLLmDFvLgYjHzN Y7zyk7l1qN0f44aCW2kI8Iuc1OeG/xMHZPX0TFLYhQX760F3B57GNEGXKyuNhi8C3xAbBxOE3Mc x5L6ZAeH1ZWCvaRJBA5wGvb8hY2QBYHIOdUE20RpdFoJklwgNn16pwIj6r5fE+w37Rd/qoP4tcJ mRt0+Bj7WDRFr9ACkQMmEXFQCEu4vxaTyuDDjlx3ezzSqMzJfB3s9Gn/9sgL80nWTWTGk6Qk8M+ dyytVnLzN51Um1to/FA== X-Proofpoint-GUID: Kn8MzWPCGtmoEWrWVs3Qls0cJXhufPcx X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-02-03_04,2026-02-02_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 impostorscore=0 adultscore=0 phishscore=0 bulkscore=0 lowpriorityscore=0 clxscore=1015 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2602030109 On 1/27/26 12:38 AM, Elson Serrao wrote: > On this board, EUD resides on the primary High-Speed USB data path between > the connector and the DWC3 controller. Update the device tree connections > to correctly map the connector and controller endpoints, and describe > role-switch capability on the EUD primary path. > > Signed-off-by: Elson Serrao > --- > arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 20 ++++++++++++++++++-- > 1 file changed, 18 insertions(+), 2 deletions(-) > > diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts > index f29a352b0288..2fc2d0aed8dd 100644 > --- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts > +++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts > @@ -194,7 +194,7 @@ port@0 { > reg = <0>; > > pmic_glink_hs_in: endpoint { > - remote-endpoint = <&usb_1_dwc3_hs>; > + remote-endpoint = <&eud_con0>; > }; > }; > > @@ -1176,13 +1176,29 @@ &usb_1 { > }; > > &usb_1_dwc3_hs { > - remote-endpoint = <&pmic_glink_hs_in>; > + remote-endpoint = <&eud_usb0>; > }; > > &usb_1_dwc3_ss { > remote-endpoint = <&usb_dp_qmpphy_usb_ss_in>; The on-SoC links can be deferred to the common DTSI > }; > > +&eud_con0 { > + remote-endpoint = <&pmic_glink_hs_in>; > +}; > + > +&eud_usb0 { > + remote-endpoint = <&usb_1_dwc3_hs>; > +}; > + > +&eud { > + status = "okay"; And I think it should be okay to keep it enabled by default Konrad