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Tue, 23 Jan 2024 18:51:58 +0000 (GMT) Received: from nasanex01b.na.qualcomm.com (nasanex01b.na.qualcomm.com [10.46.141.250]) by NASANPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 40NIpvWO014118 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 23 Jan 2024 18:51:57 GMT Received: from [10.71.108.105] (10.80.80.8) by nasanex01b.na.qualcomm.com (10.46.141.250) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Tue, 23 Jan 2024 10:51:53 -0800 Message-ID: <1941558d-d1e0-43b7-9208-65b9ba191bc2@quicinc.com> Date: Tue, 23 Jan 2024 10:51:52 -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 1/2] dt-bindings: hwinfo: Introduce board-id To: Amrit Anand CC: Trilok Soni , , , , , , , , , , Conor Dooley , , Krzysztof Kozlowski References: <1705749649-4708-1-git-send-email-quic_amrianan@quicinc.com> <1705749649-4708-2-git-send-email-quic_amrianan@quicinc.com> <6e40dd60-884f-be23-0052-d14f7194f844@quicinc.com> <499320f4-f6b1-4582-9512-89ab505305b6@linaro.org> <20240123-sterilize-flap-8971aa3bad4b@spud> Content-Language: en-US From: Elliot Berman In-Reply-To: <20240123-sterilize-flap-8971aa3bad4b@spud> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01b.na.qualcomm.com (10.46.141.250) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: tp3vmZil-hcHVp41a5cct2uBRkBZuxmN X-Proofpoint-ORIG-GUID: tp3vmZil-hcHVp41a5cct2uBRkBZuxmN X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-23_11,2024-01-23_02,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 spamscore=0 suspectscore=0 mlxlogscore=791 mlxscore=0 lowpriorityscore=0 malwarescore=0 clxscore=1011 adultscore=0 impostorscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2311290000 definitions=main-2401230139 On 1/23/2024 9:18 AM, Conor Dooley wrote: > On Tue, Jan 23, 2024 at 12:50:07PM +0100, Krzysztof Kozlowski wrote: >> On 22/01/2024 11:10, Amrit Anand wrote: >>> >>> On 1/21/2024 12:40 AM, Trilok Soni wrote: >>>> On 1/20/2024 3:20 AM, Amrit Anand wrote: >>>>> From: Elliot Berman >>>>> >>>>> Device manufacturers frequently ship multiple boards or SKUs under a >>>>> single software package. These software packages will ship multiple >>>>> devicetree blobs and require some mechanism to pick the correct DTB for >>>>> the board the software package was deployed. Introduce a common >>>>> definition for adding board identifiers to device trees. board-id >>>>> provides a mechanism for bootloaders to select the appropriate DTB which >>>>> is vendor/OEM-agnostic. >>>> Please extend CC list to more architectures? linux-arm-kernel, risc-v etc; since >>>> the proposal below is not specific to ARM but any architecture is using the >>>> devicetree. >>> Wouldn't devicetree@vger.kernel.org will have concern folks from all the >>> architectures? >>> Please correct me. >> >> No. > > The chromium guys should get a CC on future versions of this stuff, > since they like doing wacky things with compatible strings in their > bootloader and this problem is one they also face. Doug Anderson and the > mediatek chromebook folks would be a good start. > Please CC Peter Griffin from Linaro as he helped restart this discussion at Plumbers. Peter Griffin Also, for the oneplus boards: Caleb Connolly