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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b842a4cfe60sm1893326866b.45.2026.01.12.02.50.26 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 12 Jan 2026 02:50:27 -0800 (PST) Message-ID: <2f0d6bd9-0786-4445-94d2-5189f6b44d01@oss.qualcomm.com> Date: Mon, 12 Jan 2026 11:50:25 +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: Add support for ECS LIVA QC710 To: Val Packett , Dmitry Baryshkov Cc: cros-qcom-dts-watchers@chromium.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260111085726.634091-2-val@packett.cool> <20260111085726.634091-6-val@packett.cool> <3dd54179-7a22-4596-a6ef-224530c4b2c6@packett.cool> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <3dd54179-7a22-4596-a6ef-224530c4b2c6@packett.cool> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTEyMDA4NiBTYWx0ZWRfX5jrbPDsSrSJz CcMCOGA4W+C8ugiCWPFZVGzmOx7CQPHV24EJG7vMuoWNE+N01qBYJ7yhqE0YGwNqpgWl7l9OKRP gba9wRvE+YnpePA8uzKWvjYPaxvHV029Jif5ROwjb53wDQbXLfWbWctkfbsZvzRC7d3iCjsn8yt Ce7DeHVXmeNHZ3KGKtT3eh86ds5Dv9OX7ygFOVumHYdumnjz6d596AQfNB6GldAVPO16k2tOvbk 2GNjKnEH/Q/7J5BJgq6DHBrCqgQAjGOx7Ct8ApxREetWi8fLXRLaRagLrzQZTgcU3gZYPMdtRL2 +NntaWDKSWhhc0AUUKnnRpAeBt9rP0doRAsmlfkrOWu3/5znXt6AAmJLGS4WH7TeimB/y537DiM l3TVFUzUVowbEWG9jCEvVy3uFJKBfisEx1gD/RC3xiJZBusxDWuxFb1jiDfpGgwVVEuEqakK4CG m7mKytCh0fmhAm7EpWg== X-Authority-Analysis: v=2.4 cv=HrJ72kTS c=1 sm=1 tr=0 ts=6964d1f5 cx=c_pps a=UgVkIMxJMSkC9lv97toC5g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=4wxxkzZ3dqSFo71sv2EA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=1HOtulTD9v-eNWfpl4qZ:22 X-Proofpoint-GUID: 5tIgdTqxsvXGG3cWmt8Y7zUCGr5BW5zC X-Proofpoint-ORIG-GUID: 5tIgdTqxsvXGG3cWmt8Y7zUCGr5BW5zC 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=2026-01-12_03,2026-01-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 priorityscore=1501 malwarescore=0 bulkscore=0 adultscore=0 clxscore=1015 impostorscore=0 spamscore=0 suspectscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601120086 On 1/12/26 1:31 AM, Val Packett wrote: > [resent for the lists as plaintext, oops] > > On 1/11/26 1:50 PM, Dmitry Baryshkov wrote: > >> On Sun, Jan 11, 2026 at 05:35:12AM -0300, Val Packett wrote: >>> Add a device tree for the ECS LIVA QC710 (Snapdragon 7c) mini PC/devkit. >>> [..] >>> +&dpu_intf1_out { >>> +    /delete-property/ remote-endpoint; >> Why? It should not be necessary. > > It seemed to be implicated in annoying EPROBE_DEFER issues.. But you're right, it wasn't this after all. > >>> + >>> +&pm6150_pon { >>> +    status = "disabled"; >> Do you know, how is Power-On routed? > I think it's handled by the EC. Keeping this enabled doesn't make power-off work, and doesn't make the power button deliver events either. >>> +}; FYI I don't think a modern QC SoC can turn on without PON What do you mean by "doesn't make power-off work"? Konrad