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 0CF202F8BF0 for ; Tue, 14 Apr 2026 14:15:52 +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=1776176154; cv=none; b=bsRMEyDy4BVm+944GJLDn9E08hk6O9cCxxjZjlfGjYO88YAwyzU2sCdnVpdFihkbsMdiyspETcEsvQKw7VE5jUIeQhy876ILzOuomAvmBU0pCQVn1pjLDnaFyTGVbGhj7166bJf9AqDMOy9GAGvX/KwRsSHQTXmsq19yH0ygU3Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776176154; c=relaxed/simple; bh=Q8K2JZDt+sO0CClm4/rVIlM7ktFn4GpWofwVDkYPZn8=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=IkN4oaN0EtcNwwsbGqCTHggVuI9Zh0VPetc0slXavjic6y0NI5tDrQZsCDiJRAJ7iDn8Fo/7SirCWUEicUPqQ6rkZQl6yWHhsgPwGFF8oW8NxcYzK3A7hXiAHur6Tgod4soEXFMgN8w02UKXnt4ypGlHDmuQ1NGgpGjWz+nP6IM= 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=TikPlKnk; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=GvcmasCw; 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="TikPlKnk"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="GvcmasCw" Received: from pps.filterd (m0279862.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 63EB9mO3363068 for ; Tue, 14 Apr 2026 14:15:52 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= 1uRMEoih+r45aOBffP43wZDGR9c/DoTnGgL0tCnr/A8=; b=TikPlKnk8m50HHkv B7lmviyhIoAPAAfYTHWrgnQHj01HPgEw/yRW3tauzxDuO14R80J5QdUi3P8mkSaf mmYZr66H0eSBPsb5AvuKu6SWvsDIPB8qhFg3IVWPH2dos4jkAQ2WHBx3Nh9kShXu GGCemk8oiZpfHdZVu8jPQSlR4YEgLWKpnOpM9jZogMEZckAhPKdwuCnya+wwGn3Q 7Ab7gNtZyeGacw+iSuiMPMFwQ6ktoFT5vrzNcrF97PWM7/VvU9pmZQYJsuqC3xOO UAiGG8Y7/40kcSBOPSMG1bEEP2x3Tnc3mmH+PJMcHULfo/8dIqdzsUIp5njy1k1D RHgbow== Received: from mail-qv1-f69.google.com (mail-qv1-f69.google.com [209.85.219.69]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4dh870u1t0-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Tue, 14 Apr 2026 14:15:52 +0000 (GMT) Received: by mail-qv1-f69.google.com with SMTP id 6a1803df08f44-8a18178713cso12950736d6.3 for ; Tue, 14 Apr 2026 07:15:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1776176151; x=1776780951; 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=1uRMEoih+r45aOBffP43wZDGR9c/DoTnGgL0tCnr/A8=; b=GvcmasCwODEIALsYpgP7JOUAwbK0SrEv2oE2WpkjNj5X2jKgopJQAnYB05w87Gr4Ds s6Eg2vjCYJKxu5TaTG2bzNq5KCuGWuagkRMP3sC39doN1Anp/YSBzlvu6cqsIPyFKBdA 18Dqbt+bfIZpv1Yk+7D2cEtWn6tyuzaF9/YxCiHID8tEBv+0W31sxjs+7iqqAXVN2IMR xWbDoUHZ/yX1lvnApIXPsgS5NNneMYO6mIe+okBRQwX0rmK1Yhr1iU1vebJXs5nSGD9H 37nQlA4U/7pZJ8HOCWYCxPhfEoC4Qzz6EaxoxJPs1Dwyd7aUMy7s2NyKC22i+VgyJRXz nsHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1776176151; x=1776780951; 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=1uRMEoih+r45aOBffP43wZDGR9c/DoTnGgL0tCnr/A8=; b=ngJAm+TZhc6kB2b/QPwPTiqmYSCrd4pPO0S3UFN4mrvZq+jDbbz7s0riRqo5+RJxMb 9UZ6JkGCbflV3QOQ8KVD2t5oawIoPU51RlmlvZFJOeMV1XSKF7e/zYI0vNLwiP+EKQnl vA+bW2lT/y3CkpqB1q/N/u1WgrOPUlaMlxgiAB26IYWEt/WFsAE+yVqownX/vZKhBWMq L1J8kssmoGeo4LsrOCUwwXiDh7zyAseN9IXfWr22FxMzUzaxm9R4jsxRmYTQaa4DI+zf e6V5ak4kYMo0W46C2sW8m8jgaXJUlTG+DcUj34tMCtDTmnO7fk9OJdYFMw7DeFx1szFz mPGw== X-Forwarded-Encrypted: i=1; AFNElJ9A4lLwLv+XK0KrbEHTx6NQQ7v7VL5hBhr41EiWm63QmiEryVCCd4aeVn0ItEPmrD/uVP1Qtnn9vHQvY+c=@vger.kernel.org X-Gm-Message-State: AOJu0YzV3xzlU7Qpi8Hb3OkaMThyytpXgkFHJqiVQGtihAOmNENGKUlf RZAAX6LUGCDl0vC8v6YbMqQPpb+dCuC5Bu/jzE1uCxR/tkDYnyAILa4/accwOpXlmWIMleN0g/R ch43kI8Aoh0hMT7NmRImfYbzyPXYmo1kjk5VX2bo0/lAALp/DQ+HnhbeXuoS1HjX1Q2M= X-Gm-Gg: AeBDiesgs+hJAKZMXsD6VdtJ4RTOyA6B3pjpz2swJ9gSbsGed9qf0uFy7OeSF7SD3XM wdFQ/2yaIqLfJn/QQ8vgq9mJFtZrNQ1laHBgkvYwx8SwN31MsV9I8tNoFp8UcgGHAyBkBsCMwT9 JBr28owPnZQfRfIYIfGyOpxIZLga4wP9wkYf9KZuJi6X53QwxfzMDuhOtSkfY8zwBSEEtMWkX7d c8Or3JCVHEaHS14pDOeaN4ndZ76KRd/Zx40tVJCQ6LYc3cdcJU0pQfK8e9hZiH9xs2SamKItPYS 2dNRBQtFW7ArSHyzTBAfmt/j0F3iZ9fxCtS0AHhexJOSCSqF/d+x2trq45/MkhExe3DTitkGLfk q8Xl5R/x7toyy0GKH2McebEVmVtgfAUDiuaKXlOV9utwSsUJBq/j0la4F9ch2WnaLgOZ+okM1Xz eulMFjbXpNh8+5Rg== X-Received: by 2002:ad4:5767:0:b0:8ae:6380:8fae with SMTP id 6a1803df08f44-8ae63809759mr12532346d6.3.1776176151207; Tue, 14 Apr 2026 07:15:51 -0700 (PDT) X-Received: by 2002:ad4:5767:0:b0:8ae:6380:8fae with SMTP id 6a1803df08f44-8ae63809759mr12531916d6.3.1776176150584; Tue, 14 Apr 2026 07:15:50 -0700 (PDT) Received: from [192.168.119.254] (078088045245.garwolin.vectranet.pl. [78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b9d6dedef0dsm404627066b.14.2026.04.14.07.15.48 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 14 Apr 2026 07:15:49 -0700 (PDT) Message-ID: Date: Tue, 14 Apr 2026 16:15:47 +0200 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 v2] arm64: dts: qcom: x1e80100-dell-xps13-9345: enable onboard accelerometers To: Aleksandrs Vinarskis , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: laurentiu.tudor1@dell.com, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Dmitry Baryshkov References: <20260331-dell-xps-9345-accel-v2-1-7dacbd24b43d@vinarskis.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260331-dell-xps-9345-accel-v2-1-7dacbd24b43d@vinarskis.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=C9vZDwP+ c=1 sm=1 tr=0 ts=69de4c18 cx=c_pps a=wEM5vcRIz55oU/E2lInRtA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=I76Qk8w-AAAA:8 a=EUspDBNiAAAA:8 a=brg3RTsmiy1XP5ZoLEsA:9 a=QEXdDO2ut3YA:10 a=OIgjcC2v60KrkQgK7BGD:22 a=vUPM0Wvl0xcrLs4nqPIT:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDE0MDEzNCBTYWx0ZWRfX7F5mlPPHJa6R dG7gdlkDRR8Rpx2E0r5aetl2+uQOW3NV6oN/Sfo4lQnMPfueHNmigaBmtBaZYbh9QZ6GzsrEhYS Dwd5HUgTUZqt7PsrJ3g6751FfOtnyZ97SnrH/k2mECdGFj6L4REa3pPHqDWZY4agy6+MZyGmLqk R0w0oocimGiz0NJo7YLWxFPUgVfkhXYE4ym0oR2VXpR9bkFmnVdP68lZoPq2JbmibEbxmqWlJc/ l12+DrM0gHh+fkFKWHNSg2y0HEfSTmFcZmQebouvhuOe/3I/RAGwiArofhTT6ucb7NeFJL/Vlid s3GUMgERQIfd4gFKMqqHA18I0jVilF1quoOImT2JjMZ6fMJ1zE/oG08uIclkUDdGITMMQx1lNRf Nlqp8KZqkWDTss2i5E78E1oFjNAFZAT+dZXE9zLJKP8mIK6j2pS4/z9BJN6yF8NJzM4eOdE/Jcg owgvT4F/e034GffMwRw== X-Proofpoint-GUID: pKs9ZaOSKn673KFsk2fkVOP3u1MU7Ns8 X-Proofpoint-ORIG-GUID: pKs9ZaOSKn673KFsk2fkVOP3u1MU7Ns8 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=2026-04-14_03,2026-04-13_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 suspectscore=0 clxscore=1015 malwarescore=0 lowpriorityscore=0 phishscore=0 bulkscore=0 spamscore=0 impostorscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604070000 definitions=main-2604140134 On 3/31/26 3:36 PM, Aleksandrs Vinarskis wrote: > Particular laptop comes with two sets of sensors: > 1. Motherboard: accelerometer > 2. Display/Camera module: accelerometer, ambient ligth (and more) > sensor > > Both i2c busses are bound to Snapdragon Sensor Core (SSC) and are > typically controlled by (A)DSP thus allowing for great power > efficiency. This however requires DSP libraries matching ADSP firmware, > sensors descriptions (must be extracted from Windows) and other > potentially closed-source libraries. Opensource tooling includes > `libssc` and `hexagonrpcd`, but they were not verified to be working. > > Until SSC support for X1E lands, bitbang both i2c busses to enable > accelerometer functionality. In the future if/when sensors on this > platform can be used from DSP directly, this commit can be reverted. > > Both accelerometers were tested individually via `monitor-sensor`. > Display accelerometer is defined first, as it appears automatic > screen rotation tools simply pick the 1st iio device. > > Signed-off-by: Aleksandrs Vinarskis > --- Acked-by: Konrad Dybcio Konrad