From: Alexandre TORGUE <alexandre.torgue@foss.st.com>
To: Mateusz Nowicki <mateusz.nowicki@posteo.net>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, <devicetree@vger.kernel.org>,
<linux-stm32@st-md-mailman.stormreply.com>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 0/2] arm64: dts: st: add digital temperature sensor on stm32mp25
Date: Mon, 28 Sep 2026 15:00:21 +0200 [thread overview]
Message-ID: <4f15d071-bc7a-4b7d-8ecd-68a7db2708fe@foss.st.com> (raw)
In-Reply-To: <20260924192259.20517-1-mateusz.nowicki@posteo.net>
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
prev parent reply other threads:[~2026-09-28 13:00 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-24 19:23 Mateusz Nowicki
2026-09-24 19:23 ` [PATCH 1/2] arm64: dts: st: add digital temperature sensor on stm32mp251 Mateusz Nowicki
2026-09-24 19:23 ` [PATCH 2/2] arm64: defconfig: enable Moortec MR75203 PVT controller Mateusz Nowicki
2026-09-28 13:00 ` Alexandre TORGUE [this message]
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