From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 5FFF73BB670; Thu, 30 Jul 2026 10:24:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785407043; cv=none; b=AmdzUSypy2+gzRz0qnXO19oFtid7dLBEwObWtnyMxc9snUCQ8V6kp7vlXWT+iWJVIYPI1tBer2o3YuZmBcKuhjiyWe8XjG4tmG9/NE+eZbZQxgiaxC+HvMLiFccz/Adah3vb2xUq1/jFJlfSRr9u8aaPWvdP1QLqaVo2ArG2EtE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785407043; c=relaxed/simple; bh=t0q6lgE/KG2vGtGsyGKXkObWd9L1Jyn/cRtA4Fa9tlU=; h=Message-ID:Date:MIME-Version:Subject:From:To:Cc:References: In-Reply-To:Content-Type; b=YsGulZcrdT+d4lN+BDVIWNf8IQOAKY7Fd4gToU87/jATQ7QZiGpCjDCBI+DXayEtq71CAKSV+pXpiEeynjUwEDVgof28x9Eagty/Y0ke8QzoM9IGniV1H30rrgYFkB5eNG2Tk2tJdT7CfokRTNGFVoWZIm+6B7mE7qZlBEVj/hw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=fqK8R3Ox; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="fqK8R3Ox" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 66B6D1F00A3D; Thu, 30 Jul 2026 10:23:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1785407042; bh=nrvNno/tmF/SwESy2VYXQh5pBKV9ag7+XiDmaWWz0Ds=; h=Date:Subject:From:To:Cc:References:In-Reply-To; b=fqK8R3Ox9uVpIyArQGxZrX9ImUy2Sid9FhU9xD3l5YAMZXqcU4x5n9MHngGyYObAp ZUiYL88hnuRiIxR2Ok3ohaSK+NBjhMn4TMD6yBgdhzB76L4Z4d6Jy1yId4sgB46GnI GYSFEMNoJMgKCVrTOnMwzx55cnO4WVCjNBkJ/rcsq2taKBs/JYyV0JqoeTEb/2hjTo cUbzoGAYAqnPzttlABmDl1OxKwYcwAM34JQGK2lwZ63tkZoR4/W3yKwJjawEbJVnY5 D1wV1xO6XheWE0wBZqT+p2y8lyKwm4f7rYK4bzt19Dt4/r5/EqsNlXmh8GQM52+OA9 ojcF7kH4smB6w== Message-ID: <28fb7750-bd46-4f3f-a3ba-7cc1fb88b235@kernel.org> Date: Thu, 30 Jul 2026 12:23:56 +0200 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 v2 1/2] dt-bindings: arm: qcom: Add HAMOA-IOT-COME board From: Krzysztof Kozlowski To: yuanjiey Cc: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, tingwei.zhang@oss.qualcomm.com References: <20260727070758.528-1-yuanjie.yang@oss.qualcomm.com> <20260727070758.528-2-yuanjie.yang@oss.qualcomm.com> <20260730-alchemical-phoenix-of-excitement-fff9bc@quoll> <2eb33f53-2320-40dc-8098-79fc4f48af8e@kernel.org> Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 30/07/2026 12:08, Krzysztof Kozlowski wrote: > On 30/07/2026 11:54, yuanjiey wrote: >> On Thu, Jul 30, 2026 at 08:51:40AM +0200, Krzysztof Kozlowski wrote: >>> On Mon, Jul 27, 2026 at 03:07:16PM +0800, Yuanjie Yang wrote: >>>> Document the device tree binding for the HAMOA-IOT-COME board based on >>>> the Qualcomm X1E80100 SoC. >>>> >>>> The platform consists of a system-on-module (SoM) mounted on a carrier >>>> board. The SoM integrates the core system functionality, including a >>>> SiP containing the X1E80100 SoC and its supporting components. >>>> >>>> The COME SiP hardware is effectively the same as the SoM used on the >>> >>> Effectively the same or the same? I googled for "hamoa iot come" and it >>> gives me zero results. Provide some URLs describing both. >> The same. >> >> >> Here is pdf about the "hamoa iot come" SiP and SoM >> link: https://advdownload.advantech.com.cn/productfile/PIS/SOM-6820/file/SOM-6820_DS(052925)20250529110758.pdf >> >> The preliminary figure provides a complete overview of architecture, including the SiP, SoM. >> >> In Block Diagram >> hamoa come Qualcomm X-Elite SiP Module is the SoM on haoma evk. > > I see on that PDF "SOM-6820", not "Hamoa IoT Come". > > I have an impression that all this and previous bindings and DTs did not > match reality at all. Or did not match how upstream works with such > hardware. > Adding more: I did ask in the past to properly represent SoM and carriers. I pointed to other examples how this is done correctly. I did look now inside and found absolutely no reference of actual product called "Hamoa IoT" or "Purwa IoT". For sure there is no "Hamoa IoT Come" SoM (sometimes COMe appears). Look, this is a SoM: https://www.toradex.com/computer-on-modules/verdin-arm-family/nxp-imx95 And you can find corresponding bindings and DTS in tree. I refuse to accept more of this fake products trying to imitate well known industry standards in their own way and effectively pushing some downstream crap, just because that's how we do it in downstream. Unless you can present us with such product details matching what you send, I will be NAK-ing these and future patches like that. Best regards, Krzysztof