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([2406:b400:28:d1b6:cccf:f0b9:3035:3538]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2beb58b3085sm181890915ad.53.2026.05.28.08.56.24 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 28 May 2026 08:56:29 -0700 (PDT) Message-ID: Date: Thu, 28 May 2026 21:25:25 +0530 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 14/16] arm64: dts: qcom: shikra: Enable BT support on EVK boards To: Dmitry Baryshkov Cc: Komal Bajaj , Vinod Koul , Frank Li , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Krzysztof Kozlowski , Georgi Djakov , Bjorn Andersson , Konrad Dybcio , linux-arm-msm@vger.kernel.org, dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Yepuri Siddu , hbandi@qti.qualcomm.com, rahul.samana@oss.qualcomm.com References: <20260525-shikra-dt-m1-v1-0-f51a9838dbaa@oss.qualcomm.com> <20260525-shikra-dt-m1-v1-14-f51a9838dbaa@oss.qualcomm.com> <30a33da1-6424-47f3-9e7e-a09ca61a1234@oss.qualcomm.com> <6lkpmjtpozsfrk6ljnzwek7q3kgj7t6cjzre7k5vijx4ta6apu@bdotfbblxpu3> Content-Language: en-US From: Yepuri Siddu In-Reply-To: <6lkpmjtpozsfrk6ljnzwek7q3kgj7t6cjzre7k5vijx4ta6apu@bdotfbblxpu3> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=OM4XGyaB c=1 sm=1 tr=0 ts=6a1865b0 cx=c_pps a=JL+w9abYAAE89/QcEU+0QA==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=EUspDBNiAAAA:8 a=pS9QfrAiGz98euA4Ec4A:9 a=QEXdDO2ut3YA:10 a=324X-CrmTo6CU4MGRt3R:22 X-Proofpoint-ORIG-GUID: oX3vCEMODGUKNsEuS7uyjc-kDXn9i5nD X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTI4MDE2MSBTYWx0ZWRfX25HgTFfKPVA8 qBWPK5iY0dV5kQVmqDT/A3YLph6Pj8K4FuQp1NkrkXcmus2RpnWxMxX+BF9hx14TpY5WcSJ9O7f Kgg1pXZnssakpptIUjLJL6xWbcBkmyccGT3s8tlCpy7u7AOBuFUfMDFFm7b8zlW7sSMLHAnuDRF KkGuzTONstTgBLYqWHcOYklgjwANNfNEf9pUu70m4XGQ4L37uyPNTQuI77JH12ljS1vwQwjiFQB yoS3iedDDAgqIslMIooixXyK5KYPoPqMBANnPH0c1J7FK006JfYa5ls3KEsiv8AJo/PzBWYAP6Z xJP1fsokv9hDOGCrLv5ltbWIbu9hxIoa5HRGwTVR7uq1rSkUhAVGXPxvnuvrfI14JSi8CCe+8rh 0iSE3y3svW7teAyyye7MOZXxBWIOojTdOIvMeOqG8YIjN6SLPLmeHNjlNcWB1n/OjTW+Ue9Z3Dp 2kDRAKtB1nSGXd1a+aA== X-Proofpoint-GUID: oX3vCEMODGUKNsEuS7uyjc-kDXn9i5nD 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=2026-05-28_05,2026-05-28_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 bulkscore=0 impostorscore=0 adultscore=0 suspectscore=0 clxscore=1015 priorityscore=1501 lowpriorityscore=0 phishscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605210000 definitions=main-2605280161 On 5/28/2026 11:01 AM, Dmitry Baryshkov wrote: > On Wed, May 27, 2026 at 06:53:30PM +0530, Yepuri Siddu wrote: >> >> >> On 5/25/2026 3:01 PM, Dmitry Baryshkov wrote: >>> On Mon, May 25, 2026 at 01:19:18AM +0530, Komal Bajaj wrote: >>>> From: Yepuri Siddu >>>> >>>> Enable uart8 and add WCN3988 Bluetooth node with board-specific regulator >>>> supplies across CQM, CQS and IQS Shikra EVK boards. >>>> >>>> Signed-off-by: Yepuri Siddu >>>> Signed-off-by: Komal Bajaj >>>> --- >>>> arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts | 12 ++++++++++++ >>>> arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts | 12 ++++++++++++ >>>> arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts | 20 ++++++++++++++++++++ >>>> arch/arm64/boot/dts/qcom/shikra.dtsi | 7 +++++++ >>>> 4 files changed, 51 insertions(+) >>>> >>>> diff --git a/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts b/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts >>>> index b112b21b1d79..259032bd20af 100644 >>>> --- a/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts >>>> +++ b/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts >>>> @@ -16,6 +16,7 @@ / { >>>> aliases { >>>> mmc0 = &sdhc_1; >>>> serial0 = &uart0; >>>> + serial1 = &uart8; >>>> }; >>>> chosen { >>>> @@ -57,3 +58,14 @@ &sdhc_1 { >>>> status = "okay"; >>>> }; >>>> + >>>> +&uart8 { >>>> + status = "okay"; >>>> + >>>> + bluetooth { >>>> + vddio-supply = <&pm4125_l7>; >>>> + vddxo-supply = <&pm4125_l13>; >>>> + vddrf-supply = <&pm4125_l10>; >>>> + vddch0-supply = <&pm4125_l22>; >>> >>> Use the modern (PMU) bindings. Also please add WiFi. >> The modern PMU support for the WCN39xx family is currently not available in >> hci qca driver, that is why we have defined the regulators directly within >> the Bluetooth node. > > Of course it is, see commit 9f168e4de5fd ("Bluetooth: qca: enable pwrseq > support for WCN39xx devices"). Thanks for pointing out. I see that pwrseq support for WCN39xx was indeed added in commit 9f168e4de5fd. I'll update the patches to use the modern PMU bindings.