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Tue, 08 Sep 2026 09:12:51 -0700 (PDT) Sender: Guenter Roeck Date: Tue, 8 Sep 2026 09:12:50 -0700 From: Guenter Roeck To: Petar Stepanovic Cc: Akhila Kavi , Prasad Bolisetty , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Tzu-Hao Wei , Karthikeyan Mitran , Jonathan Corbet , Shuah Khan , Randy Dunlap , linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, openbmc@lists.ozlabs.org Subject: Re: [PATCH 2/2] hwmon: axiado-tsadc: Add AX3000/AX3005 TSADC support Message-ID: <5f01098a-9d83-4f4a-957f-835d63196a98@roeck-us.net> References: <20260903-axiado-ax3000-tsadc-v1-0-a8a0f3b251f5@axiado.com> <20260903-axiado-ax3000-tsadc-v1-2-a8a0f3b251f5@axiado.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260903-axiado-ax3000-tsadc-v1-2-a8a0f3b251f5@axiado.com> On Thu, Sep 03, 2026 at 12:09:48AM -0700, Petar Stepanovic wrote: > Add a hwmon driver for the temperature sensor ADC (TSADC) controller > found on Axiado AX3000 and AX3005 SoCs. The controller measures > temperature at locations within the SoC silicon die. > > Each TSADC controller is registered as a separate hwmon device and > exposes one read-only temperature channel. The sensor is configured for > continuous conversion during probe. > > The current TSADC hardware does not support threshold or alarm reporting. > All TSADC interrupt sources are masked during initialization, and only > the current temperature is exposed through temp1_input. > > The averaged 12-bit ADC code is converted to millidegrees Celsius using > a lookup table with linear interpolation between adjacent entries. Raw > values outside the characterized lookup-table range are clamped to the > nearest supported temperature. > > Signed-off-by: Petar Stepanovic Applied. Thanks, Guenter