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 16DF5194A60; Wed, 16 Jul 2025 10:32:51 +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=1752661972; cv=none; b=I95K1qR3dItrhqnO43P/Z9ompN2NHPYv6u70lPk4kNvSQeiTILwS/GDmADeStlwgxX2B/Zy+6ebr+OdFb82tB8Qy3E5DgrPWVE/P07qP1umcPbcbgOBaUp1lZQx9+bOHKl98HD7XZrPGKWKcvU1NQWvX7g0tn+fPz5OTs53CqPk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752661972; c=relaxed/simple; bh=mfXKChgYK5/ZGBjBmMCt6rAwMazCQtBlQwebyi+Wiwc=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=WS9PVIf9JiNrwxUYKedSMWPZL4wSdlyFy961uGbUEhu6v9KXl6IYAGPBsps7PdJV99XOAWj54Qco9f4RWx7g8v3IHQ9nIQN4yoHTOLNPLt6FOof1yOZjo5y9VvqOeO9xJPP7SjUmneCd0Q3J7G08SfMjhxP5HC9EqbBTMOwlX4Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=IkTQrCFv; 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="IkTQrCFv" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 41A14C4CEF0; Wed, 16 Jul 2025 10:32:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752661971; bh=mfXKChgYK5/ZGBjBmMCt6rAwMazCQtBlQwebyi+Wiwc=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=IkTQrCFv3MiYeDJyKDgcEVbPYn6/utsRL2e6x6srrAjLXbS77aysou9PVMSv2Mx4z vDTUf13GMQAhTt4Bldlssivt+d0ojJpa0V4x757yWvCd9e/Ksjfe28ww8x1EKEQ1Xc dKH8CyFj2MgXM2LhFddpZ7T1qhhrzNZfW28xVB7CTvcUUIHVhhCiHieMiOKFnRcO00 MN+c0cDPlVrZ1IbaPMZj7oauzHDpYanVsc9CWXo1anzn4vjVl7LFz3EAjSG30W7mME rSofyIwxuJeGbCRLvps8d0i85ya8BLTEm/Tbzofm/gYw8IcKLDoQooZrs/yzPMrOTk 2baSkrIgLgrFw== Message-ID: Date: Wed, 16 Jul 2025 12:32:47 +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 1/4] dt-bindings: arm: qcom: Document HAMOA-IOT-EVK board To: Konrad Dybcio , Yijie Yang , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250716-hamoa_initial-v1-0-f6f5d0f9a163@oss.qualcomm.com> <20250716-hamoa_initial-v1-1-f6f5d0f9a163@oss.qualcomm.com> <604a5823-c563-4d37-ab14-e3164f3b1cd8@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 16/07/2025 12:26, Konrad Dybcio wrote: > On 7/16/25 11:30 AM, Krzysztof Kozlowski wrote: >> On 16/07/2025 11:08, Yijie Yang wrote: >>> Document the device tree binding for a new board named "EVK" based on >>> the Qualcomm Hamoa-IoT platform. >>> >>> The "hamoa" name refers to a family of SoCs that share the same silicon >>> die but are offered in multiple speed bins. The specific SoC used in >>> this board is the x1e80100, which represents one such bin within the >>> Hamoa family. >>> >>> Although "qcom,hamoa-iot-evk" is introduced as the board-specific >>> compatible, the fallback compatible remains "qcom,x1e80100" to preserve >>> compatibility with existing in-kernel drivers and software that already >>> depend on this identifier. >>> >>> Signed-off-by: Yijie Yang >>> --- >>> Documentation/devicetree/bindings/arm/qcom.yaml | 9 +++++++-- >>> 1 file changed, 7 insertions(+), 2 deletions(-) >>> >>> diff --git a/Documentation/devicetree/bindings/arm/qcom.yaml b/Documentation/devicetree/bindings/arm/qcom.yaml >>> index ae43b35565808ed27cd8354b9a342545c4a98ed6..83b09ec1100ca03044c832212a99e65cc1177985 100644 >>> --- a/Documentation/devicetree/bindings/arm/qcom.yaml >>> +++ b/Documentation/devicetree/bindings/arm/qcom.yaml >>> @@ -100,8 +100,8 @@ description: | >>> sm8550 >>> sm8650 >>> sm8750 >>> - x1e78100 >>> - x1e80100 >>> + x1e78100 # hamoa >>> + x1e80100 # hamoa >> >> >> Huh? Why, no drop. > > I suggested this, so that people who read this file for the first > time have an idea of which magic numbers correspond to what magic > name for existing platforms (where new DTs will be expected to include > the codename in the file name (just like this submission) to get away > from SKU/speedbin names). No, I already said it on IRC to Casey, not sure if to you, so repeating here: kernel is not the place to document the mappings between names and codenames of some random company products. > > We can drop it if you insist, but I'd rather keep it for newcomers. Whatever boards are called, hamoa-iot-sdk or pink-pony-iot-sdk, does not need explanation here. Choose whatever name for the boards, but existing SoCs do not get renamed and do not get any mappings. Best regards, Krzysztof