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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b976cf02b14sm43894766b.51.2026.03.13.05.41.20 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 13 Mar 2026 05:41:21 -0700 (PDT) Message-ID: <9f01beca-50c8-43a3-8a6c-d2efca2d90d9@oss.qualcomm.com> Date: Fri, 13 Mar 2026 13:41:19 +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 4/5] arm64: dts: qcom: milos-fairphone-fp6: Enable Bluetooth To: Luca Weiss , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexander Koskovich , Jeff Johnson Cc: ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org References: <20260116-milos-fp6-bt-wifi-v1-0-27b4fbb77e9c@fairphone.com> <20260116-milos-fp6-bt-wifi-v1-4-27b4fbb77e9c@fairphone.com> <52fffc84-2fb5-47aa-835c-b0dd8c110d59@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzEzMDEwMCBTYWx0ZWRfX43jv8dzH+ZbH hUNha/DdhDB18UJ1ElIxCVwRo1x6/dQ7ekNtv7svv7kFXbb/h9j1E72outXZO9KGXKM7hJiiYFp beHUg/wMXoRpx0WaBD1EA3lv9bFmsIRAbmZWW4zwix/lXksFli+JvZq2dr82e5uRyw8YpQhtd4s /w1uIa08rHmSMZ2BxenI/c2Q7NdwBvqA2M5Qg4pvc1gPYy/0USqaBjyE6oxMpiMe4Id6UweIgjH N/dJ5VBqq62nr+dIeiBjb2n4W1kawYPGhNUPuCtSQHrwrwEDzfP4WJYxFs+cRRm7UkwNNoWOm1i zGtG50D4tvRDM8MPtJkj8O5WLnNYEaRuOFN5n+ODGx3ZbjFQGtgXEfLpxshZAJ40Js9W9hmwlQw gnqQ9nM3qFylxfmLxcnYoE9EqHmPjTSfzEFFwn3pBV2mDk7OcAUg5zwEgVhd8btMOvCB+I7qdOq TvwUFZP8HwsFExIVtCw== X-Proofpoint-GUID: daKJDNA7iop-RdNXG2k_H9WEgYPTXhQi X-Proofpoint-ORIG-GUID: daKJDNA7iop-RdNXG2k_H9WEgYPTXhQi X-Authority-Analysis: v=2.4 cv=H+vWAuYi c=1 sm=1 tr=0 ts=69b405f4 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=6H0WHjuAAAAA:8 a=JgvLXVqx2Q9J9S3OATcA:9 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 a=Soq9LBFxuPC4vsCAQt-j:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-13_02,2026-03-13_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 lowpriorityscore=0 phishscore=0 clxscore=1015 malwarescore=0 adultscore=0 impostorscore=0 priorityscore=1501 bulkscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2603130100 On 3/13/26 11:40 AM, Luca Weiss wrote: > On Wed Jan 21, 2026 at 12:52 PM CET, Konrad Dybcio wrote: >> On 1/16/26 3:50 PM, Luca Weiss wrote: >>> Add the nodes to describe the WCN6755 chip with its PMU and Bluetooth >>> parts. >>> >>> Thanks to Alexander Koskovich for helping with the bringup, adding >>> 'clocks' to the PMU node to make Bluetooth work. >>> >>> Signed-off-by: Luca Weiss >>> --- >>> arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts | 174 +++++++++++++++++++++++ >>> 1 file changed, 174 insertions(+) >>> >>> diff --git a/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts b/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts >>> index 52895dd9e4fa..cbe1507b0aaa 100644 >>> --- a/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts >>> +++ b/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts >>> @@ -24,6 +24,7 @@ / { >>> >>> aliases { >>> serial0 = &uart5; >>> + serial1 = &uart11; >>> }; >>> >>> gpio-keys { >>> @@ -215,6 +216,67 @@ trip1 { >>> }; >>> }; >>> }; >>> + >>> + wcn6750-pmu { >>> + compatible = "qcom,wcn6750-pmu"; /* WCN6755 */ >> >> I think a fallback compatible would be in order, if the data matches >> exactly > > That'd give us these changes > > milos.dtsi: > > -+ compatible = "qcom,wcn6750-wifi"; > ++ compatible = "qcom,wcn6755-wifi", "qcom,wcn6750-wifi"; > > milos-fairphone-fp6.dts: > > -+ compatible = "qcom,wcn6750-pmu"; /* WCN6755 */ > ++ compatible = "qcom,wcn6755-pmu", "qcom,wcn6750-pmu"; > > -+ compatible = "qcom,wcn6750-bt"; /* WCN6755 */ > ++ compatible = "qcom,wcn6755-bt", "qcom,wcn6750-bt"; > > Plus 3 new patches for dt-bindings, with commit message something like > > Document the WCN6755 WiFi using a fallback to WCN6750 since the two > chips seem to be completely pin and software compatible. In fact the > original downstream kernel just pretends the WCN6755 is a WCN6750. > > Does this sound okay? To me yes, but I have zero insight into what's the actual difference/ whether there's any. Maybe +Jeff could spare some details Konrad