From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9B4953876DD for ; Tue, 13 Jan 2026 10:17:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768299427; cv=none; b=ZKo/KqTQOs1Dqip8iQTC5jqasITb6vmVDSVHmoEk4LKsOBdqHq5i00PeE5g7PK50Kr4EipwIBpUFbdnE6szwdgi8Bd6YPw0RvXTQQtGvzP3eu2AdyFTXx6M3sGQrMep3BO+aUDS7mCmmMqV7p838RIbqdgCS8wNUFTr3lOgNZ2w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768299427; c=relaxed/simple; bh=JdNy8sNfb3B2tZc+8y/an6mYG+m45FuEcTQ7VE8oRzk=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=CmveGkDdeKLayTMAKb+Q6a8l/agvc245QObX8lLnMeGnBeNoWxQ1YhAfScSGGPn8NotxudeIHbW0ZLL85IRILEDCL67O8bHAXomy14ed4swPLE4eiVbMC0zCn9yVwQDCSIdIhvyNnDlXt4zjhNHUfJ9gV3MRpTu/TfPTKH22E6w= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=ei01QDuc; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=WxYXyn1m; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="ei01QDuc"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="WxYXyn1m" Received: from pps.filterd (m0279864.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 60D7Px3E177711 for ; Tue, 13 Jan 2026 10:17:06 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= 8m5J388itfZHsfuUBn8i7fNih4A/EUVP3ZyZJLcCkdQ=; b=ei01QDucBb8Qh2jG PdDGVBILia2mNv9d3J/PLuI0qRu4Uua2OdXHhbp7UlZu/5vK7lNV+rsQQbtwjvFP lC3va9LSv5Ok3u9MV+iTdhU2VJO9/digxAEpVevA+7slSEJQx4VcP8QgJY/GGO3U un9C9uYrM7UuJy5SHSNeAbO02NqcL8nsJK86yHo4rKkvxZGp8FpJphG6EU2k/ibI 9zPOMYUixthhcZElYm8cErFZ7xOKO4YocIjtt7w/tV2Aw/kRE2Fr2V0KkvyC42sA PpYGPhQZsy5ST1FntefvCsD2HGt1lSl0HIq+OADLfGrk01cIZcMlo8rBCbx1swm8 xbZ7TQ== Received: from mail-qt1-f197.google.com (mail-qt1-f197.google.com [209.85.160.197]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4bn52f2t2u-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Tue, 13 Jan 2026 10:17:05 +0000 (GMT) Received: by mail-qt1-f197.google.com with SMTP id d75a77b69052e-4ffc6560f05so17066111cf.3 for ; Tue, 13 Jan 2026 02:17:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1768299425; x=1768904225; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=8m5J388itfZHsfuUBn8i7fNih4A/EUVP3ZyZJLcCkdQ=; b=WxYXyn1m/s5voZl7CfIu4MZCI/giEfvJKplDCAl6FHMnIy11bN8G6u7soorje1U6J7 K/pUT+UQ4B8NbjJvf1BkNpVuTe0Ldmyj83WWKSRXdPNgEneCgFepHFUEvxZHW6mPJC9s /mvAk5tPBHoYvVLGdlXQpN0EPEqSJYboUI6PVu+7aGFBevjJgtNhV9T2dC0dv4vTJNGs zeXktV7k9PRBcnXy8q345yf3VlXfQLOLDkwW1DtiX8nCJzIyeZMgME4XX7JOQuqMP4Dw Bjk0fk/OknbwCS7+vb6OVdc1YBiDmjftVg3rgQjYjzJjvhXHR64vZusD0d+c3B/q0+4Y YDkQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1768299425; x=1768904225; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-gg:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=8m5J388itfZHsfuUBn8i7fNih4A/EUVP3ZyZJLcCkdQ=; b=UwXmJWfFZ37y8KqO23Ak1wdZjjB0PRPeRZvHsMKGJhc89FVKCZx+AVEKmttupGnWXK jOlbm2ayp6shmUJKVLPwlQs+pKsZYmLx3cpvEqHgO2/TBB4Ke7cP1tTxmrl2OSA5MBW2 G8mHxDyOo7wwzwuB/kyiCgEAJbRkRltJWfpseBAOmjzjiRwmbhtmdvgsqWgSucufxI3P DIwjRtcdlcozBsF7pOv/Rmn2Lwk3/I7BUWPztito2V3YLjVBm3fe1NL1ObtqrzF8x2yy CBDNwGlBMYPvxVMSrHTqsHV1AgI6ojjLjrW5yVM2c7l1ic3NoJLFl5F2BLItErAkGaN7 eoJQ== X-Forwarded-Encrypted: i=1; AJvYcCU6XBt3k7bSC10Ygk2GMBHhjp832mlBO1WTAWDQ5OUXpuVtXHrxPqmIYtUBzYcB4IDHNwGJNCiksbLd@vger.kernel.org X-Gm-Message-State: AOJu0Yz09wGnOgYUF7V1AVOAsBmbxOPNzIE9q8ZGOpm8TzDaO+sG6NZF 3DH5ypox4gQEuiEZqM1KhzDQAjBe0MtGdZ4GxlooIt0fArgBs+NtI1+87HeA/zDn9rc3qdlP88O 0Zt+KEL678ocON8h37q43cjj0uiewgxHrrD8FJJijHcrgbsTJtFaHxCIevBMkqtPt X-Gm-Gg: AY/fxX764d9p8/qTAUK6XcHNJFsGeh/k4JnsyMw6IJMsao17c8OQMw20Vnk9a37d2qk DWo33vo4q5NynSJn39YKR1g3fOxu4GVTX47iHZNvooXoHCFn+5s1k7rNvAWUku6HXAakDisb2cN PG7xUEVfQT6SAKtXIxXorKb4qWI+LjzWx+ZEHmEb4hGzneXArqYcxAL+j+tA0aOzJVHLl/7duKX OUTp32yxX+r4Q8Ia+VO1IxpUR5szQIE0gVx9FnFQ9whJHPu9/Z1pSPnN+jxChW7rthQfOZFs4sL 2r595CRqEOPw9DnZWTwLiTTT9LST+LxNK+QycgWMaNG1QUhAF9gGRka3SO4dyqC8CGFzhnjjf6o Xr+1uGv6J1IITh1IGDtL/SDYR+ZJdYhfnQOqlr03KKv4R1MM3UFILUk8g3l5m9eiQ+xY= X-Received: by 2002:a05:622a:143:b0:4f1:96c5:b592 with SMTP id d75a77b69052e-4ffb4a9a78bmr221411081cf.10.1768299424683; Tue, 13 Jan 2026 02:17:04 -0800 (PST) X-Google-Smtp-Source: AGHT+IFK+vv3gA4hjODwWxcfQyeHDe1Dp5QAj0SJ3Fn03cgepBVloEbtKW/sg9yS5kcFqUJDq9URWg== X-Received: by 2002:a05:622a:143:b0:4f1:96c5:b592 with SMTP id d75a77b69052e-4ffb4a9a78bmr221410921cf.10.1768299424286; Tue, 13 Jan 2026 02:17:04 -0800 (PST) Received: from [192.168.119.254] (078088045245.garwolin.vectranet.pl. [78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6507bf6d5absm19732052a12.33.2026.01.13.02.17.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 13 Jan 2026 02:17:03 -0800 (PST) Message-ID: Date: Tue, 13 Jan 2026 11:17:01 +0100 Precedence: bulk X-Mailing-List: devicetree@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: Nikita Travkin Cc: Dmitry Baryshkov , Val Packett , 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> <2f0d6bd9-0786-4445-94d2-5189f6b44d01@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTEzMDA4NyBTYWx0ZWRfX8dXFcbFB6MC3 WIJrZUijNP1BNzYRIKzIJEfLZyvnOOsGE9r8IfxxvApcUzlP1trvPw6q+Xhi3QoWNQZOVZFEtym siHHTDO3oiF5ECy5VEweGObmOUYkAAHnwkRqQfjHE3ji7W+BDP90g4VGX+FkRZIpACo3nBhFfiX rOETRWsKOOYkNRKVnYN8eNHKCqNiPqxV7JkjOEXBQ+c5zCqsp/Rbaj3k/q8m2QBfvAK+wiAlGSH gsjlf7idh8rOPhHmf18E5wXfKbkf9Zq6XpJBhm0Eu69fqTfogSUYiCmGTy6gUQ8Ir/XBybrFAZq jtcyO7IIqwdzNeo8D2h2AbyCTVpmG62I9QKLdZ/GGu/uSxev6j/BHwHO8ZqB0dZ+tAjh1fqZcpZ zVC1nbLcVKLL7ywnSxuRI977Z5+9IZObaB80J4uXDdjyQ6XAV8dRvs6hM+UvH80NZHy/DGobYoJ seqaLEb6EPBgqFASd2Q== X-Authority-Analysis: v=2.4 cv=TcCbdBQh c=1 sm=1 tr=0 ts=69661ba1 cx=c_pps a=EVbN6Ke/fEF3bsl7X48z0g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=XEyYHXuZucbaV8Fn5vgA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=a_PwQJl-kcHnX1M80qC6:22 X-Proofpoint-GUID: VDoFCxBul0MYX3z5C0ElVJy2wCGRk7_b X-Proofpoint-ORIG-GUID: VDoFCxBul0MYX3z5C0ElVJy2wCGRk7_b 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=2026-01-13_02,2026-01-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 impostorscore=0 adultscore=0 bulkscore=0 suspectscore=0 lowpriorityscore=0 phishscore=0 spamscore=0 clxscore=1015 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601130087 On 1/13/26 10:30 AM, Nikita Travkin wrote: > Konrad Dybcio писал(а) 13.01.2026 13:30: >> On 1/13/26 2:31 AM, Dmitry Baryshkov wrote: >>> On Mon, Jan 12, 2026 at 11:50:25AM +0100, Konrad Dybcio wrote: >>>> 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"? >>> >>> It is basically a laptop SoM in the embedded case, so it has EC and PoN >>> generated via the EC. >> >> I got that part, but this doesn't answer my question. Val mentioned that >> separately from the power button not generating keypress events. >> > > FWIW on Aspire1 the power key is routed to the ec, and ec is routed to > pmic pon/resin (as well as ps_hold etc etc). Pressing the power key, > obviously, boots the laptop but after that it has no effect in windows > or in firmware. In linux neither pon nor resin receive any input events > when pressed so my guess was that EC pokes PON once to boot the system > and maybe pokes resin if user presses it long to do a hard reset. Due > to that I've disabled the pon node in aspire1 so there is no bogus input > device. I'm guessing Val has inherited that from aspire1. I'd still prefer to keep it enabled, as it's physically present on the system. If it turns out that the EC randomly fires events at undesirable times, we can disable it Konrad