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Mon, 21 Sep 2026 08:16:54 -0700 (PDT) Sender: Guenter Roeck Date: Mon, 21 Sep 2026 08:16:53 -0700 From: Guenter Roeck To: Petar Stepanovic Cc: Akhila Kavi , Prasad Bolisetty , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Harshit Shah , Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= , Tzu-Hao Wei , Karthikeyan Mitran , Jonathan Corbet , Shuah Khan , linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pwm@vger.kernel.org, linux-doc@vger.kernel.org, openbmc@lists.ozlabs.org Subject: Re: [PATCH v3 2/2] hwmon: add Axiado AX3000 and AX3005 PWM fan controller driver Message-ID: References: <20260921-axiado-ax3000-pwm-fan-v3-0-3def8b6ffec9@axiado.com> <20260921-axiado-ax3000-pwm-fan-v3-2-3def8b6ffec9@axiado.com> Precedence: bulk X-Mailing-List: linux-doc@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: <20260921-axiado-ax3000-pwm-fan-v3-2-3def8b6ffec9@axiado.com> On Mon, Sep 21, 2026 at 12:23:56AM -0700, Petar Stepanovic wrote: > Add support for the PWM fan controller found on the Axiado AX3000 and > AX3005 SoCs. > > The controller uses a hardware tachometer block and interrupt to measure > fan speed. Fan speed is controlled through a PWM signal supplied by an > external PWM controller. > > Register the controller with the hwmon subsystem and expose the standard > fan1_input and pwm1 attributes. The physical fan is represented by a fan > child node containing the PWM specifier and the optional > pulses-per-revolution property. If pulses-per-revolution is not specified, > the driver uses two pulses per revolution. > > The driver was tested on AX3000 and AX3005 boards. > > Signed-off-by: Petar Stepanovic Applied. Thanks, Guenter