Re: envstat drivers on SUN Ultra-45?

[Julian Coleman <jdc%coris.org.uk@localhost>]

Hi,

> The device at 0x4f does look like an LM76, and I can see:
> 
> [lm76temp2]
>   temperature:    68.000  160.000   -0.062   -0.062           degC
> 
> (-0.062 is register value 0xffff).
> 
> However, I always get a read error for addr 0x48, so I'm pretty sure that
> there is nothing actually there.  For addr 0x2b, there is a chip there,
> but the values don't make sense for an LM76.  I guess that it has 3 or 4
> 1-byte registers, but it returns 0 for any register address, so I' not
> 100% sure,

I didn't try reading enough registers.  The chip at 0x2b also shows values
for registers 0x10, 0x11, 0x12, 0x20, 0x21, 0x22, 0xb0 - 0xb4 and 0xb9.

Regards,

Julian

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