From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 6A98C33D6CA; Sun, 12 Apr 2026 13:21:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776000106; cv=none; b=FlcwLwIg+xqZskyYLxX3YCHcobIinzkwVmM2faFw0EB5Dysjx+tnD8LZ37sKsteA6T7q3f/WkiG7dUIj+WzPlk7FqlC65ATyNKVZTaj1qgiUcK7i5gNFk/00GSojvNvnDHabeE0nhaa1i8IQkl0gSR6cd7gnybDQXG9LvEQcloI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776000106; c=relaxed/simple; bh=5SZyBkE6asksdQJY2MgtgFUkYXkx6F6xTXUq/bmwqKI=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Oopsvl1rbFzUJWkbvBqqmJZbv7gPHpcjDPsgH2Umxu1L27ZJ6ePcnUqLqw0tBlAbY8GUJFYuCBwy53ih3/t3MKbEf9dL1GZMgs5syWhnwxGwaXoJNGUj/3IH+ifUtWv1B93WWtDmo8cnaIhK5H9IOT/xzji4UBVcWzb7Hy43ivw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mZQsKP32; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="mZQsKP32" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 546D1C2BCB0; Sun, 12 Apr 2026 13:21:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776000106; bh=5SZyBkE6asksdQJY2MgtgFUkYXkx6F6xTXUq/bmwqKI=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=mZQsKP32Gl9lZPeZBwcB9Bg1fNsSTq3NcLmaMijXOrEM9wwUZ5nTfNQxAtbYR9N+Z 3Ekz4U+uiqRFlCYzuzkeEVxi/5hkiiFRxp/oRptCVIe7OaIq87VR4Z9rQO7lyM/gcj IEskTIDc2z8qb6Rmnse7OfzpxWHHnsWCtPdaa8w8sdfQCvILiwrXkqyhl09aQsRiZx 1FXUcz+Co9PH6pfadMITdszEKMeDe2DVDcfzbP2S26/Bl1QC5+k1X6lcNqV2vS/TBv tVQoLXSs3P1hWC81meQ2fVjiHiiPrlb8XRXi96M6/+25XsPVU0za96yxkz0frvWVcM 5g2fpauKjAD0g== Message-ID: <5751aa6f-ee7a-4031-99a8-b64f45e9084b@kernel.org> Date: Sun, 12 Apr 2026 15:21:36 +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 13/13] arm64: defconfig: Enable I3C and SPD5118 hwmon To: Akhil R Cc: Frank.Li@nxp.com, acpica-devel@lists.linux.dev, alexandre.belloni@bootlin.com, conor+dt@kernel.org, devicetree@vger.kernel.org, ebiggers@kernel.org, krzk+dt@kernel.org, lenb@kernel.org, linux-acpi@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org, linux@roeck-us.net, miquel.raynal@bootlin.com, p.zabel@pengutronix.de, rafael@kernel.org, robh@kernel.org, sakari.ailus@linux.intel.com, wsa+renesas@sang-engineering.com References: <5c751739-5044-4d23-9648-8d46dd0945d1@kernel.org> <20260411053433.49655-1-akhilrajeev@nvidia.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 11/04/2026 07:34, Akhil R wrote: > On Fri, 10 Apr 2026 11:57:11 +0200, Krzysztof Kozlowski wrote: >> On 10/04/2026 10:37, Akhil R wrote: >>> On Fri, 10 Apr 2026 09:18:48 +0200, Krzysztof Kozlowski wrote: >>>> On 10/04/2026 08:57, Guenter Roeck wrote: >>>>> On 4/9/26 23:39, Krzysztof Kozlowski wrote: >>>>>> On 09/04/2026 12:57, Akhil R wrote: >>>>>>> Add I3C subsystem support, DesignWare I3C master controller, and >>>>>>> SPD5118 hwmon sensor as modules to the defconfig and therefore >>>>>>> enable the support for SPD5118 sensor on SOCAMM found in NVIDIA >>>>>>> Vera platforms. >>>>>> >>>>>> git grep for "Vera" gave me zero results. Are you sure this is an >>>>>> upstream platform? Please point the DTS using this. >>>>>> >>>>> >>>>> I think this is an ACPI based system, or at least that is what Google search >>>>> tells me. >>>> >>>> Thanks. Following Google Vera is either a "CPU" or entire architecture >>>> (at least that's how they call it), so it does not have SPD5118 sensor. >>> >>> SOCAMM is a Memory Module. SPD5118, as it's Kconfig mentions, is a sensor >>> found within such memory modules. I didn't quite get why would you state >>> that the SOCAMM present in Vera architecture (or CPU) does not have >>> SPD5118 in it. >> >> I said that CPU or entire architecture does not have it. >> >> Commit is pretty vague in helping me to figure out the things I asked >> for in last email. >> >> >>> >>> Pasting the below from the Vera Rubin product page [1] - >>> "NVIDIA Vera CPUs add enhanced serviceability with small-outline >>> compression-attached memory modules (SOCAMM) LPDDR5X and in-system tests >>> for the CPU cores." >>> >>> [1]: https://www.nvidia.com/en-us/data-center/technologies/rubin/ >> >> So this is for Vera Rubin? For what is this exactly? > > SOCAMM is with the Vera CPU. Any Vera based platform would have this module. > Vera Rubin is one such platform. > > SPD5118 is within the SOCAMM. So just mention this, instead of giving imprecise "Vera". Best regards, Krzysztof