[PATCH] Initial driver for the MAX31785 intelligent fan controller

[Timothy Pearson]

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On 12/12/2016 12:17 PM, Matt Spinler wrote:
> Hi Tim,
> 
> 
> On 12/12/2016 10:32 AM, Timothy Pearson wrote:
> On 12/11/2016 05:36 PM, Joel Stanley wrote:
>>>> Hi Matt,
>>>>
>>>> On Sat, Dec 10, 2016 at 2:55 AM, Matt Spinler
>>>> <mspinler at linux.vnet.ibm.com> wrote:
>>>>> Hi,
>>>>>
>>>>> We're getting closer to needing the hwmon driver for this.  Has
>>>>> anyone heard
>>>>> an outlook?
> There is a functional driver merged into the OpenBMC kernel tree.
> Upstream is still working on a replacement driver as far as I know; they
> just wanted a different internal implementation of the driver versus the
> one in the OpenBMC kernel tree.
> 
>> Your driver is a hwmon driver, so it will make an entry in
>> /sys/class/hwmon?  I realized after
>> I sent this email that the chip wasn't specified in the device tree, so
>> it wasn't going to show
>> up anywhere even if it was.

This is correct.  You can read fan speeds and set PWM values, as well as
modifying the automatic fan control modes.

- -- 
Timothy Pearson
Raptor Engineering
+1 (415) 727-8645 (direct line)
+1 (512) 690-0200 (switchboard)
https://www.raptorengineering.com
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