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Mon, 28 Sep 2026 15:00:22 +0200 Message-ID: <4f15d071-bc7a-4b7d-8ecd-68a7db2708fe@foss.st.com> Date: Mon, 28 Sep 2026 15:00:21 +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 0/2] arm64: dts: st: add digital temperature sensor on stm32mp25 To: Mateusz Nowicki , Maxime Coquelin CC: Rob Herring , Krzysztof Kozlowski , Conor Dooley , , , , References: <20260924192259.20517-1-mateusz.nowicki@posteo.net> Content-Language: en-US From: Alexandre TORGUE In-Reply-To: <20260924192259.20517-1-mateusz.nowicki@posteo.net> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-ClientProxiedBy: ENXCAS1NODE2.st.com (10.75.128.138) To STKDAG1NODE2.st.com (10.75.128.133) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MAD0EPF000008BF:EE_|DB8PR10MB3864:EE_ X-MS-Office365-Filtering-Correlation-Id: 4881372a-c0aa-4132-d119-08df1d6075d6 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|36860700016|376014|1800799024|23010399003|10067099003|11063799006|22082099003|18002099003|56012099006; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: rlKxrMxrVnAY9Al7/Wf83aCSm9ikMimdLMq0UfT975Z7KR6WFUfknnmKwbxA1b1IKfKED1B2VqA++i34iSpsFxM4duFgGEswGaey6VG3JOoxmRrl82dZJLZTQ6WfurwYtnvyftjzhbWUjmw6quz4sJuERpPc+MEXbiTEIyX+Egvi+CgDYTDkn/rfKIZzSewbC5e4icMB4TV6dWEnlAnRQ6QA9nnZu3Ae1OFvY8yAygQ0IP8dsbHodmUZY0DTSaX9C+BzuxpaotkxeACwhwyxkX/mb/J9R+Yr8RR8EFk0ljsf3StsVCV+eb/gt2LQmlxRT9Pa+e85Mh5UvNQrHMdINLEjFYDj+IexRgD29rqLp5Equ/IoMLY2T8nyi9KMsMbjsxR9G8weYmUVPhJoSvCPfS30OqYbYEH8pUCggPugaGhpxjlsxj43zymM0Fy93OvC X-OriginatorOrg: foss.st.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 28 Sep 2026 13:00:23.9698 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4881372a-c0aa-4132-d119-08df1d6075d6 X-MS-Exchange-CrossTenant-Id: 75e027c9-20d5-47d5-b82f-77d7cd041e8f X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=75e027c9-20d5-47d5-b82f-77d7cd041e8f;Ip=[164.130.1.60];Helo=[smtpO365.st.com] X-MS-Exchange-CrossTenant-AuthSource: MAD0EPF000008BF.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB8PR10MB3864 Hi Mateusz On 9/24/26 21:23, Mateusz Nowicki wrote: > This series describes the digital temperature sensor (DTS) of the > STM32MP25, a Moortec MR75203 PVT controller, and enables its hwmon > driver in the arm64 defconfig. Thermal zones will follow in a separate > series once this one is applied. > > Tested on the STM32MP257F-DK. Temperature sensor 1 follows the CPU > load. Two voltage monitor channels, in0 and in2, read about 815 mV. The > other 14 read 1 mV. > > Questions for ST: > - The process detector and voltage monitor blocks are not in the > reference manual. Are they at offsets 0x180 and 0x400, as found on > the board? The downstream kernel places the process detector at > 0x200, where no register responds on the DK. > - Which supplies are connected to the voltage monitor channels? With > this information, moortec,vm-active-channels could be added. > > Mateusz Nowicki (2): > arm64: dts: st: add digital temperature sensor on stm32mp251 > arm64: defconfig: enable Moortec MR75203 PVT controller > > arch/arm64/boot/dts/st/stm32mp251.dtsi | 15 +++++++++++++++ > arch/arm64/configs/defconfig | 1 + > 2 files changed, 16 insertions(+) > > > base-commit: 2f92d900f262a16c8ae02daf53ae2910d07185f5 Applied on stm32-next. regards Alex