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Sat, 20 Jan 2024 19:10:48 +0000 (GMT) Received: from nasanex01a.na.qualcomm.com (nasanex01a.na.qualcomm.com [10.52.223.231]) by NASANPPMTA04.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 40KJAmRm012906 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 20 Jan 2024 19:10:48 GMT Received: from [10.110.32.149] (10.80.80.8) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Sat, 20 Jan 2024 11:10:44 -0800 Message-ID: <6e40dd60-884f-be23-0052-d14f7194f844@quicinc.com> Date: Sat, 20 Jan 2024 11:10:32 -0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.15.1 Subject: Re: [PATCH 1/2] dt-bindings: hwinfo: Introduce board-id Content-Language: en-US To: Amrit Anand , , , , , , CC: , , , , Elliot Berman References: <1705749649-4708-1-git-send-email-quic_amrianan@quicinc.com> <1705749649-4708-2-git-send-email-quic_amrianan@quicinc.com> From: Trilok Soni In-Reply-To: <1705749649-4708-2-git-send-email-quic_amrianan@quicinc.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: BBVM5LgkdQB1AVt_q61z26E9NFLJB9RV X-Proofpoint-ORIG-GUID: BBVM5LgkdQB1AVt_q61z26E9NFLJB9RV X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-20_04,2024-01-19_02,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 impostorscore=0 lowpriorityscore=0 phishscore=0 clxscore=1011 suspectscore=0 malwarescore=0 mlxscore=0 adultscore=0 priorityscore=1501 spamscore=0 mlxlogscore=436 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2311290000 definitions=main-2401200156 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. -- ---Trilok Soni