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[199.106.103.52]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-137f5550bcdsm12178656c88.14.2026.06.08.02.17.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Jun 2026 02:17:08 -0700 (PDT) From: Wei Deng To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Manivannan Sadhasivam , Bartosz Golaszewski Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-pm@vger.kernel.org, quic_chezhou@quicinc.com, cheng.jiang@oss.qualcomm.com, shuai.zhang@oss.qualcomm.com, jinwang.li@oss.qualcomm.com, xiuzhuo.shang@oss.qualcomm.com, mengshi.wu@oss.qualcomm.com Subject: [PATCH 0/2] Enable WCN6855 Bluetooth on lemans-evk via PCIe M.2 Key E connector Date: Mon, 8 Jun 2026 14:47:00 +0530 Message-Id: <20260608091702.3797437-1-wei.deng@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjA4MDA4NSBTYWx0ZWRfXxfJJ55zpA2rL klaLJ3fX/X1IqYc0R8DPYJtZPkjWOt/RKs7HTnndrUVoCyHG0rjlplRMMBappjGpjPD0KqVsT5b G7DJlXUlTs5HbJmmNeRuYHh4cs++F54rBfvXQjZQTl382J6ggm6yyfjwDQafndYxaNU8qpthDQq rSpetIt+ic1+bwzpWmlS5Tgg5MCkNgVf8KRpPVOUjykP6kRLmQ+hG5aL/oRwrhgEwLD38817o44 1HIYE5UHTAWgu4VIUOjZ8HPbR02vkhYwpx+yfCnhY5806nF9gHDT9eOyUc6RCVHrUv2EFoSIsXc ZNQLm2JNmQPuh7qAo+0FPtCQU91m37iuto/FP3i1J0g2zKeP+64tTDxXde9ipF9jXzEyZTI/hcq ildVnUVjWmtYm2IyMF/dXJDnGSQJopJmR4AnCMQgH7Xv/LoJZbSrs/NHtR5dw3Xae+fGBvMGlre eYJ0WKs79qx6IUTsjPw== X-Proofpoint-ORIG-GUID: KwAqJGf22lp_tMDwSEInQ7381x6FMMKZ X-Proofpoint-GUID: KwAqJGf22lp_tMDwSEInQ7381x6FMMKZ X-Authority-Analysis: v=2.4 cv=VowTxe2n c=1 sm=1 tr=0 ts=6a268896 cx=c_pps a=kVLUcbK0zfr7ocalXnG1qA==:117 a=b9+bayejhc3NMeqCNyeLQQ==:17 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=3WHJM1ZQz_JShphwDgj5:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=g11dK_DTieeChMdKYl0A:9 a=vr4QvYf-bLy2KjpDp97w:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-08_02,2026-06-05_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 spamscore=0 phishscore=0 priorityscore=1501 lowpriorityscore=0 malwarescore=0 suspectscore=0 bulkscore=0 clxscore=1015 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605210000 definitions=main-2606080085 This series enables WCN6855 Bluetooth on the lemans EVK through the PCIe M.2 Key E connector + pwrseq-pcie-m2 path. It depends on the "Fixes/improvements for the PCI M.2 power sequencing driver" series (V3): https://lore.kernel.org/r/20260519-pwrseq-m2-bt-v3-0-b39dc2ae3966@oss.qualcomm.com Patch 1 adds 0x1103 (WCN6855) to pwrseq_m2_pci_ids[] alongside the existing 0x1107 (WCN7850) entry, with compatible "qcom,wcn6855-bt". Patch 2 describes the M.2 Key E connector on lemans-evk: - pcie-m2-e-connector node, port@0 -> pcieport0, port@3 -> uart17 (BT serdev path) - vreg_dcin_12v (12V) + vreg_wcn_3p3 (3.3V, vin-supply 12V), both always-on/boot-on, as required by the binding - compatible = "pciclass,0604" on pcieport0 in lemans.dtsi so the PCI subsystem can match the DT node to the PCI-to-PCI bridge - serial1 = &uart17 alias Wei Deng (2): power: sequencing: pcie-m2: Add PCI ID 0x1103 for WCN6855 Bluetooth arm64: dts: qcom: lemans-evk: Describe the PCIe M.2 Key E connector arch/arm64/boot/dts/qcom/lemans-evk.dts | 75 +++++++++++++++++++++++ arch/arm64/boot/dts/qcom/lemans.dtsi | 1 + drivers/power/sequencing/pwrseq-pcie-m2.c | 2 + 3 files changed, 78 insertions(+) -- 2.34.1