[lm-sensors] adt7475 support (Asus M2N-SLI Deluxe)

[Hans de Goede]

Artur Szymiec wrote:
> Jordan Crouse pisze:
>> On 13/02/08 17:53 +0100, Artur Szymiec wrote:
>>   
>>> Hello,
>>>
>>> I have a M2N-SLI Deluxe motherboard and
>>> i'm testing the Jordan Crouse patch
>>> (http://lists.lm-sensors.org/pipermail/lm-sensors/2008-January/022338.html).
>>> Results from running sensors:
>>>
>>> 1st result:
>>> ADT7475-i2c-1-2e
>>> Adapter: SMBus nForce2 adapter at 1c40
>>> vccp:        +0.00 V  (min =  +0.00 V, max =  +2.99 V)   ALARM
>>> vcc:         +3.27 V  (min =  +0.00 V, max =  +4.28 V)
>>> Chasis 2:   2304 RPM  (min =  900 RPM)
>>> fan2:          0 RPM  (min =    0 RPM)
>>> fan3:          0 RPM  (min =    0 RPM)
>>> fan4:          0 RPM  (min =    0 RPM)
>>> remote1:       FAULT  (low  = -63.0°C, high = +191.0°C)  ALARM
>>> local:       +42.5°C  (low  = +10.0°C, high = +45.0°C)
>>> remote2:       FAULT  (low  = -63.0°C, high = +191.0°C)  ALARM
>>>
>>> 2nd result:
>>> ADT7475-i2c-1-2e
>>> Adapter: SMBus nForce2 adapter at 1c40
>>> vccp:        +0.00 V  (min =  +0.00 V, max =  +2.99 V)   ALARM
>>> vcc:         +3.27 V  (min =  +0.00 V, max =  +4.28 V)
>>> Chasis 2:   105882 RPM  (min =  900 RPM)
>>> fan2:          0 RPM  (min =    0 RPM)
>>> fan3:          0 RPM  (min =    0 RPM)
>>> fan4:          0 RPM  (min =    0 RPM)
>>> remote1:       FAULT  (low  = -63.0°C, high = +191.0°C)  ALARM
>>> local:       +42.5°C  (low  = +10.0°C, high = +45.0°C)
>>> remote2:       FAULT  (low  = -63.0°C, high = +191.0°C)  ALARM
>>>
>>> Comment:
>>> The results 1 and 2 are from running the sensors command one by one
>>> with 3 sec delay between them.
>>> So obviously reading from fan1 (label Chassis 2) are not correct.
>>> Tested with kernel 2.6.24.
>>>     
>> Thats unfortunate.  Is the problem easily reproducible?  Does the
>> bogus fan value remain forever or does it go back to a sane value
>> on the next read?
>>
>> Jordan
>>
>>   
> Well I discovered today that
> this is not the ADT7475 driver but it's more general problem.
> 
> Look at these:
> 
> it8716-isa-0290
> Adapter: ISA adapter
> VCore:       +1.22 V  (min =  +4.08 V, max =  +4.08 V)
> VDDR:        +3.20 V  (min =  +4.08 V, max =  +4.08 V)
> +3.3V:       +0.00 V  (min =  +4.08 V, max =  +4.08 V)
> +5V:         +4.76 V  (min =  +6.85 V, max =  +6.85 V)
> +12V:       +11.46 V  (min = +16.32 V, max = +16.32 V)
> in5:         +0.00 V  (min =  +4.08 V, max =  +4.08 V)
> in6:         +0.00 V  (min =  +4.08 V, max =  +4.08 V)
> 5VSB:        +4.70 V  (min =  +6.85 V, max =  +6.85 V)
> VBat:        +2.98 V
> CPU Fan:    1666 RPM  (min = 1400 RPM)
> Chasis 1:   675000 RPM  (min =  900 RPM)
> CPU Temp:    +49.0°C  (low  = +10.0°C, high = +60.0°C)  sensor = thermal diode
> MB Temp:     +39.0°C  (low  = +10.0°C, high = +45.0°C)  sensor = transistor
> cpu0_vid:   +1.325 V
> 
> ADT7475-i2c-1-2e
> Adapter: SMBus nForce2 adapter at 1c40
> vccp:        +0.00 V  (min =  +0.00 V, max =  +2.99 V)   ALARM
> vcc:         +3.27 V  (min =  +0.00 V, max =  +4.28 V)
> Chasis 2:   180000 RPM  (min =  900 RPM)
> fan2:          0 RPM  (min =    0 RPM)
> fan3:          0 RPM  (min =    0 RPM)
> fan4:          0 RPM  (min =    0 RPM)
> remote1:       FAULT  (low  = -63.0°C, high = +191.0°C)  ALARM
> local:       +42.8°C  (low  = +10.0°C, high = +45.0°C)
> remote2:       FAULT  (low  = -63.0°C, high = +191.0°C)  ALARM
> 
> so both readings from it8716 and ADT7475 are wrong.What is funny that
> the CPU Fan reading is always ok - while for it8716 there are chances
> that issuing servera 'sensors' command will bring at least (one chances of five ratio) some good result
> (in random order) the ADT7475 shows 'always' wrong value.
> Tested on Debian using:
> libsensors3                          2.10.5-5
> libsensors4                         3.0.1-1
> lm-sensors                          3.0.1-1
> 

Hmm,

Which fan headers on the board are you using, I've recevied my Asus M2N-SLI 
Deluxe back from repair I still need to build it into a system and then I can 
see if I can reproduce this.

Regards,

Hans