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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8037f0b7bcsm1077906766b.49.2025.12.22.02.19.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 22 Dec 2025 02:19:17 -0800 (PST) Message-ID: <95f8a16b-5f29-46d3-bb3e-f12b5d3e4fe2@oss.qualcomm.com> Date: Mon, 22 Dec 2025 11:19:14 +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 v3 4/4] arm64: dts: qcom: lemans-evk: Enable secondary USB controller in host mode To: Swati Agarwal , Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Icenowy Zheng , Matthias Kaehlcke , =?UTF-8?B?SiAuIE5ldXNjaMOkZmVy?= , Dmitry Baryshkov , Jens Glathe , Mike Looijmans , Catalin Popescu , Bjorn Andersson , Konrad Dybcio , Pin-yen Lin Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org References: <20251220063537.3639535-1-swati.agarwal@oss.qualcomm.com> <20251220063537.3639535-5-swati.agarwal@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20251220063537.3639535-5-swati.agarwal@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: vqiAJB_hJBRklHCnbDajTusFuOWzfecf X-Authority-Analysis: v=2.4 cv=EvnfbCcA c=1 sm=1 tr=0 ts=69491b26 cx=c_pps a=50t2pK5VMbmlHzFWWp8p/g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=XEuYRhZFooMHjHqTHxAA:9 a=QEXdDO2ut3YA:10 a=IoWCM6iH3mJn3m4BftBB:22 X-Proofpoint-GUID: vqiAJB_hJBRklHCnbDajTusFuOWzfecf X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjIyMDA5MyBTYWx0ZWRfX8ga1QdpiIb4/ 9MUb4XvZNTGRswrHX7u7MLydF7+CCwQkHBgm8HlPN3shwUK46UFjG4UbQyzq5gtIlzqUguwIheV i9dg9M+epJlo8YkCqIAM+pUo3mz387FlbwLmHJXseITPkQoi98Lqa9ROlEjYSF0lIhGSDyTKBYG 420RbwxzOET1TItNTAS2b63Yb1TY5uSo4H9Adi3+6p+NoY9p6rfZSWUhfTAeXz7ihN5ArE1BInK nI3UkS5EB1XZWVR6yRnLyy3Mh6GAjk0l611kGLhLZQhW1F5cEIxRVVz0jFx6TvW336nNwgv2SUw L29nQu8R+aTKkN/8YDV6Api0ON8m8LZfVX8nDt6FnWqskX999at4BmguZuiYgK2Q/vmJSNeBJwq jpOB/xlZ8y6QHPF1ZyuPq6uCVtN/ibEjdT8RSjuro+oBNAJ77sA9J7OBGT8h7Cxt7Q8sY8b52MA dCnurf3amfyRl8nExQQ== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-12-21_05,2025-12-19_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 suspectscore=0 phishscore=0 adultscore=0 clxscore=1015 priorityscore=1501 spamscore=0 impostorscore=0 lowpriorityscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2512220093 On 12/20/25 7:35 AM, Swati Agarwal wrote: > Enable secondary USB controller in host mode on lemans EVK Platform. > > For secondary USB Typec port, there is a genesys USB HUB GL3590 having 4 > ports sitting in between SOC and HD3SS3220 Type-C port controller and SS > lines run from the SoC through the hub to the Port controller. Mark the > second USB controller as host only capable. > > Add HD3SS3220 Type-C port controller along with Type-c connector for > controlling vbus supply. > > Signed-off-by: Swati Agarwal > --- [...] > + connector-1 { > + compatible = "usb-c-connector"; > + label = "USB1-Type-C"; > + data-role = "host"; > + power-role = "dual"; > + try-power-role = "source"; Is this port actually capable of receiving power (i.e. won't that fry the hub)? [...] > + port@2 { > + reg = <2>; > + > + usb1_ss_in: endpoint { > + remote-endpoint = <&usb_hub_3_1>; > + }; > + > + }; Stray \n above [...] > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + > + hd3ss3220_1_in_ep: endpoint { > + remote-endpoint = <&usb1_con_ss_ep>; > + }; > + }; > + > + }; Stray \n above [...] > + usb_hub_3_1: endpoint { > + remote-endpoint = <&usb1_ss_in>; > + }; > + }; > + > + }; Stray \n above Konrad