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 8008819B5A7 for ; Wed, 24 Dec 2025 02:27:56 +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=1766543277; cv=none; b=SDBEBEQ8LF+LiBPeGwg6nOEeyjdrFwnQiHA0j8aageJp8N8AjPM3FhQrs5ZSiUefe3Bm/iSt/3eyvS+p2GWavj+3WRCzRTT15apIIAaO5mL57HigV/WAPP2dz6g65pBlViuFgIkFD+03OlXJeyXA8Q4YB3iLiXq9WVa9cDDsHYE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766543277; c=relaxed/simple; bh=ThvT76cjJvgLd+fzgxi+Zk3jr20IcMwPef8PZRoLSPE=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=XXnP0ik4SCJcqNYwrSTltQqSF+HvDr+E7xDnyNyx8wkcgxSPvbUOCoDOaam4bbKAZGPcVb6V06zfPIBN8rpFL06jMTrUSn1Sem3JxEUjMlQOjqKIhRr/6MRgW/Yf9/X7n1ToTmZTC5tZ7zKNMRlp6VS+2wA/LyP7TdKBPmiZA8Y= 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=JiLCAyFU; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=Sa7BK+Nm; 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="JiLCAyFU"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="Sa7BK+Nm" Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 5BNFrNOG4135043 for ; Wed, 24 Dec 2025 02:27:56 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= RwuVY2Lab/HrxB4EgajBljldpOxAGJuGAxHmuMQ6J4k=; b=JiLCAyFU4Afh5Um+ Ocxn98PVjJpmPi0h2x+3xwPxJAQoj5GdmtyHaZ6ZcQAK08Lq9frqH3l0HA1fy4Mj /7DzQvMYRUuxiqu0IX7Btp1pvw/NEK0dI7qlxoktPjpk7M/ln2IkMlpmKqWhJhfr 0hqTur99qzebl7lht0FjkSxB05epSSW1yBZMmyyWSVoNCdGMUAk0b0ojPBLOyA5b Dp/ooTP9le4Jey0GT8TutyJ6eXLbxiocyQRPDmu01Z4+K6OS+TN+SRPSKiGy7YQK +wVk79NuqPMh71gtScUL65lAwCaYR2MULtzNRzXc2AOF7zbYySvM7zc/1UEEBDlB v62Lvg== Received: from mail-pf1-f199.google.com (mail-pf1-f199.google.com [209.85.210.199]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4b7x46skw0-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Wed, 24 Dec 2025 02:27:55 +0000 (GMT) Received: by mail-pf1-f199.google.com with SMTP id d2e1a72fcca58-7f89d880668so8282895b3a.2 for ; Tue, 23 Dec 2025 18:27:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1766543275; x=1767148075; 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=RwuVY2Lab/HrxB4EgajBljldpOxAGJuGAxHmuMQ6J4k=; b=Sa7BK+NmbCe70R2Ta+odnjTgkxUnK3na+bcKCZHfZGt1wFdorbPHaomK0O4O5VEnPZ Qn5p9nWmSvE6P4MvdHZwDNnEo4g96zbMpGmgjv+n1awD0tZSpk29KmCdo0Oq3ewmXPxH lbJZYUzxeT7gSzbdorpsQNuXm6TsCndpNDbXVlGpVYOCPi8Tjv3Mv6QF1jSPBGH94GaL PBSuJqzHvl8W/YxRLQdwTQwWFByWE+Z+VscT7TJLoCGP6VSOc9amMARe7yTbhi5UWgNF +sClGvrJmiNeONX5DIHnPY1ZHUqSQd21fTniKoCUsqXKqcg0zJYMZalitfx7+JpkAomY Llpw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1766543275; x=1767148075; 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=RwuVY2Lab/HrxB4EgajBljldpOxAGJuGAxHmuMQ6J4k=; b=jhna0Y3KGwatx3t2yxqZ6SB7TIiuHKYyZhd//8gIro/7UV+tugSlHlKHkJ0LMEBvxU 3sjnMxAyUT6Cqkra0yxsr6sylFd1+Sf+cZ2ot/Ab5MtyXzhPR3kfVoplVmyjUu6M7IRX fTX5dO+UmXW7uBm2Xf6/zdKvpj1/CY2902oWa5i9Vrl2VKY6TtvpSf5++dZwet7khJL6 6P+6stPI5Omdv9mf6lJi0iBj8wAd3NC756Wz3vuOuf5r8s57hWImAARZoyty5eiP4C04 +48ltDS3hw4Q2umo91SQYEV/VkXhx8DuA4GqdHFC8wsXoPiF80lHn+TEfIo9Mh1tvZgb WLxA== X-Forwarded-Encrypted: i=1; AJvYcCUwd1Lha79hcadxUTXifbtsky1bcXnJV2F6UPOz37sf4TCc/FjFkQgV/8Y1jqO39s5L/+1Ej1KPP7/7@vger.kernel.org X-Gm-Message-State: AOJu0Yxl/e9LlApbfRibVTtiK5g01PrQVhtlhM8RnimVBSB7i1AifFPF wgNKWgvnhh5ARPmME4d1D5D/0CkvkYDAAHyEV5ey5Oci6DsmpVazFi9d3p9XxgraYu7HuP6KTIR 3PGOSQjaRem/exWMRtOUb/yVzDW1Ea7MUI9Bb7gaxrs0ArIhu4DpDDsRzKnkuiZ4h X-Gm-Gg: AY/fxX4XO9ci1ZGtuL8x2alZSd3Bj/M0tUg9hRo4CU+SjHFAnOLECOLaKU7bk7Poo/P 0d2p2a0jZG7gU8n+ezlsCw5MZ/qf1hFTOVNb8E6mp7Mpu0ukCMzVXC7F1UnV5+U+BSh3wEU0wiI gP5r60Bxw/qfnXmsZQ5/v9+nJ1USoJliEDOVvl10Ypy6PINVjCnVsxjx16SiC67YrQm9aHUnR8d tj61BvyuviDeJd/pVK4h2KSo+nMUoeuv2eO1QCXDxpDMvA2+myyiXxwqs2rbNCXAhOUZddJrhjm vtpe9FFLIWUZUmmnECuMDuxd6qLbLq4dhHqFYMFctZxKhyhY1MlmVJK7Prl/TFAdCPlKOWX87M2 LI2R8h907CtyGwupx91h+uAjVjt4EFQ/iYEyKheYVPRzICwc9q2dKcLCuStDopBqxM8sNA0Y6ta M7Lg== X-Received: by 2002:a05:6a21:e097:b0:341:262f:6510 with SMTP id adf61e73a8af0-376aa1f81f2mr15457974637.41.1766543275074; Tue, 23 Dec 2025 18:27:55 -0800 (PST) X-Google-Smtp-Source: AGHT+IFUdJFu5WTsVl4EbSp/XYtjut0VIK479Z5/BBVF2Ool/fb3XCzhkw8mnQYh17W1FdQCf/M7Xg== X-Received: by 2002:a05:6a21:e097:b0:341:262f:6510 with SMTP id adf61e73a8af0-376aa1f81f2mr15457958637.41.1766543274583; Tue, 23 Dec 2025 18:27:54 -0800 (PST) Received: from [10.133.33.19] (tpe-colo-wan-fw-bordernet.qualcomm.com. [103.229.16.4]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7ff7e0a2e3esm14804089b3a.37.2025.12.23.18.27.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 23 Dec 2025 18:27:54 -0800 (PST) Message-ID: <6211f39c-90a0-4460-a20a-5487c35de80c@oss.qualcomm.com> Date: Wed, 24 Dec 2025 10:27:48 +0800 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 3/4] arm64: dts: qcom: Commonize IQ-X-IOT DTSI To: Krzysztof Kozlowski Cc: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org References: <20251222-purwa-v1-0-14ab9316e5ff@oss.qualcomm.com> <20251222060335.3485729-3-yijie.yang@oss.qualcomm.com> <20251222-fluorescent-turkey-of-gallantry-df0906@quoll> <862aa161-fd99-4938-98c5-73593b03d215@oss.qualcomm.com> Content-Language: en-US From: Yijie Yang In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: -AOQ66YZViBqgHJ9_liafboooDeHs6RE X-Proofpoint-GUID: -AOQ66YZViBqgHJ9_liafboooDeHs6RE X-Authority-Analysis: v=2.4 cv=aOf9aL9m c=1 sm=1 tr=0 ts=694b4fab cx=c_pps a=WW5sKcV1LcKqjgzy2JUPuA==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=18nqzL3DF-mq9pMaMlAA:9 a=QEXdDO2ut3YA:10 a=OpyuDcXvxspvyRM73sMx:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjI0MDAxOCBTYWx0ZWRfX0uDD5u+SP2/F J1K1ZBNoPvbgDdMBFEViBqdQPID7fHSArpVPU6CrBbUhhNyN+Po/UQsjEO1ED2CWrYNUEtE8+/U cPRPgR4qdRk3hx58XJ+G2o8wTEfPbMKQKfjbQv4ywLy4gPumbQMMu4movV1PMEd7l6bM2I+PMMu zfo4BTvZUVV0T3nMdbgfX7l3E9xtLDnJ2lmr3d++yWhRHtWuCm/p3sXKh+xj0bqOpU6RE3THxJq bm4HGBT5Y1Vy9o5+wECwKjhOVrtcSe3VEG74DoadaFeoz+8nbCQrP25hb9JOxxyGifDvBXzkZtA jZcIzHzCmdHJyqp6RXTPZXEFqJ2sOeOj4JxZRRW8bLYund3lrEEe8IlzHy7tM7yW5iu1WqZ9QaO f5QNOBaKLVIANL082tg7UKZIFlPRIpu7jnN6gPu6RMmr0DxHWm8kPwtn000i4bExrVXR2H8/29S qmfEZNpH/aBdHdk0D/A== 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=2025-12-24_01,2025-12-22_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 phishscore=0 suspectscore=0 spamscore=0 bulkscore=0 lowpriorityscore=0 malwarescore=0 priorityscore=1501 impostorscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2512240018 On 12/23/2025 9:42 PM, Krzysztof Kozlowski wrote: > On 23/12/2025 03:00, Yijie Yang wrote: >> >> >> On 12/22/2025 5:11 PM, Krzysztof Kozlowski wrote: >>> On Mon, Dec 22, 2025 at 02:03:28PM +0800, YijieYang wrote: >>>> From: Yijie Yang >>>> >>>> HAMOA-IOT-EVK and PURWA-IOT-EVK share a similar board design. Extract >>>> the common components into separate files for better maintainability. >>> >>> SoMs do not share actual hardware. DTSI does not represent what looks >>> similar to you, but actually common parts. >> >> The two SOMs share the same hardware except for the SoC. What are your >> suggestions for the file architecture? > > Not likely. That's like saying SM8650 and SM8550 share the same > hardware... Take the Som to your hand. Can you remove the soc? No? So > you're done. Separate device. Although the two SOMs differ, they share an almost identical hardware layout. In this scenario, would there be any issue with extracting the common DTS parts into a separate file? > > Best regards, > Krzysztof -- Best Regards, Yijie