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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b72896c7e39sm202861366b.72.2025.11.06.04.14.49 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 06 Nov 2025 04:14:51 -0800 (PST) Message-ID: Date: Thu, 6 Nov 2025 13:14:48 +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 2/2] PCI: qcom: Treat PHY as optional for the new binding To: Manivannan Sadhasivam , Bjorn Helgaas , Lorenzo Pieralisi , =?UTF-8?Q?Krzysztof_Wilczy=C5=84ski?= , Manivannan Sadhasivam , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Abraham I , Bjorn Andersson , Krishna Chaitanya Chundru Cc: linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Dmitry Baryshkov References: <20251106-pci-binding-v2-0-bebe9345fc4b@oss.qualcomm.com> <20251106-pci-binding-v2-2-bebe9345fc4b@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20251106-pci-binding-v2-2-bebe9345fc4b@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=AYu83nXG c=1 sm=1 tr=0 ts=690c913d cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=6UeiqGixMTsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=kYxvmccDk0iZALW1rmwA:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTA2MDA5NiBTYWx0ZWRfXymDtG7cOKneF OLGIy5BpUI/tFIV+rrVAj6Kcp+gZPYEcFOE38+DfYeE317FvS+BUtPK9JCbyDJcZ0DuU0VaR8lg w0fRgARwSz+vItGQRqE/YDlHG+KIPOhy8uqxVqPK6nQZe5jN3r3LFppNWkvAesovl9Yz3CGHX/j OwPcEtejOHAe+r6IgLAGDt4MZ/e7KhJGuHxA9PaIxAyKzQ8KnnuC+IVVkN4nYNP3F81BjWoSVHG 6M4+xP/Vhbktd5aufBWjy8O+/f2cj9Z5RPBiwdwcS146fNFgBqI/u1stZ1fwOU1BpwxXbbozcIs oOpc2FvdpytCU1wd4GO43uJcllhu6cGqraCHhfukaTec3ncuBxCT3Y8c/mADq61gSVGztQmjSvS GQTrN64+6uvYG66s1Ij39n6sEYpipQ== X-Proofpoint-ORIG-GUID: HhVyDGr7Zc6Uus37V-62kGWIWervRTNd X-Proofpoint-GUID: HhVyDGr7Zc6Uus37V-62kGWIWervRTNd 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=2025-11-06_03,2025-11-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 adultscore=0 lowpriorityscore=0 suspectscore=0 malwarescore=0 clxscore=1015 spamscore=0 phishscore=0 priorityscore=1501 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2511060096 On 11/6/25 12:27 PM, Manivannan Sadhasivam wrote: > Some platforms like the old ARM32 IPQ/APQ platforms do not supply the > 'phys' property in devicetree. Hence, treat the PHY as optional in > qcom_pcie_parse_port(), so that they can work with the new binding model > of specifying PERST# in Root Port node. > > Fixes: a2fbecdbbb9d ("PCI: qcom: Add support for parsing the new Root Port binding") > Signed-off-by: Manivannan Sadhasivam > --- Hm, I suppose they must rely on the PHY being pre-programmed then Reviewed-by: Konrad Dybcio Konrad