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 134FB23F28E; Wed, 15 Jan 2025 08:35:40 +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=1736930141; cv=none; b=NsjgVC6mFMeOaHrtxozju5t03tpFJ2aUeJkuvtbwNzn/JeJ8JYIN/Dprle0DpR56FkoMKuzwsr14W4qlEVREqmZQFr+SNH1lEqEGPHuW/uL9PBlYgglYmPmqY6gwjzDzmCJZMPxS7uM/matMXVGCV0dT/qLBpVNw0afz3U+hato= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736930141; c=relaxed/simple; bh=4wisaHf+Hl4KOzZeEVEFxjN6kc8eMQmrepKNkzXlzDo=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=r4NkYKZ6wjy2SDyVMO0P6mQfhP0B5IK87vTF5l26rsaDT+BEjCjeWfaK4jouZ4pBfJgpzCH/gWP08rIKu3/LVTxp2L14qMvXT4bIwyDsWFUwt7WPU9/i7dT80NCaMPocA2NUIX7mtyDTJ1CWCReg70ODHSNWRsob4T7Amujo+Q0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=n9YRZhGs; 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="n9YRZhGs" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CCFC9C4CEE2; Wed, 15 Jan 2025 08:35:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1736930140; bh=4wisaHf+Hl4KOzZeEVEFxjN6kc8eMQmrepKNkzXlzDo=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=n9YRZhGskU1xUSTLNihp9848Xhk/cOOr0A4tP66Z/QW3qUbEJja2aj0BHRQC0rlOI vvfjneMhayt56fE7La01WFhksgtLCZhp0vbZfJ15pOJq1Ip7hz8H3S3+Km+AXum5UH 4LUIr6ehQdnR8yGkhTQarQ2RbC3uK5X/oWI0BM+Eqfi/e4sfcA/QAitp0jUO7ul0JK SQj6ngjWlmM+SWeKNAty6j+JZYgLDEGExre6pbUdKiptdDplOApTwLm3jhOwMVG9oF HX767n8258hjuZ5FRJywWeB58w9jqlcjGbPlh5xNFxykNudYEGKUrNhqB8kEi4642C rcgXILmrHWdnA== Message-ID: <80e59b3b-2160-4e24-93f2-ab183a7cbc74@kernel.org> Date: Wed, 15 Jan 2025 09:35:34 +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 v5 5/6] arm64: dts: qcom: Add support for QCS9075 Ride & Ride-r3 To: Wasim Nazir Cc: Dmitry Baryshkov , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, kernel@quicinc.com References: <4wmxjxcvt7un7wk5v43q3jpxqjs2jbc626mgah2fxbfuouu4q6@ptzibxe2apmx> <37isla6xfjeofsmfvb6ertnqe6ufyu3wh3duqsyp765ivdueex@nlzqyqgnocib> <67b888fb-2207-4da5-b52e-ce84a53ae1f9@kernel.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 15/01/2025 06:48, Wasim Nazir wrote: >> The the SoC, I am asking about the board. Why each of them is for >> example r3? >> >> So this is not sufficient explanation, nothing about the board, and >> again just look Renesas and NXP. >> > > Hi Krzysztof, > > sa8775p(AUTO), qcs9100(IOT), qcs9075(IOT) are different SoCs based on > safety capabilities and memory map, serving different purpose. > Ride & Ride-r3 are different boards based on ethernet capabilities and > are compatible with all the SoCs mentioned. Compatible? What does it mean for a board? Third time: did you look how other vendors do it? > > With the combination of these 3 SoCs and 2 boards, we have 6 platforms, > all of which we need. > - sa8775p-ride.dts is auto grade Ride platform with safety feature. > - qcs9100-ride.dts is IOT grade Ride platform with safety feature. > - qcs9075-ride.dts is IOT grade Ride platform without safety feature. > > Since the Ride-r3 boards are essentially Ride boards with Ethernet > modifications, we can convert the Ride-r3 DTS to overlays. How one board can be with multiple SoCs? If it is soldered, it's close to impossible - that's just not the same board. If it is not soldered, why you are not explaining it? What is Ride board? What is there? What can go there? How it can be used in other SoCs? Or for which SoCs? Is there a datasheet available? You keep repeating my about SoC and I keep responding the same: don't care. Best regards, Krzysztof