From: Guenter Roeck <guenter.roeck@ericsson.com>
To: lm-sensors@vger.kernel.org
Subject: Re: [lm-sensors] patch to sensor-detect script to support SMSC
Date: Tue, 18 Jan 2011 22:15:25 +0000 [thread overview]
Message-ID: <20110118221525.GC11502@ericsson.com> (raw)
In-Reply-To: <4D346ACA.8050601@gmail.com>
On Tue, Jan 18, 2011 at 05:02:46PM -0500, Anish Patel wrote:
[ ... ]
> >>>
> >>> Chip Register 0xed
> >>> emc1043 0x0c .. 0x0f, 0x2c
> >>> emc1053 0x3c .. 0x3f
> >>> emc1063 0x30 .. 0x33
> >>>
> >>> So I wonder if you might really have emc1043 on your board instead of
> >>> emc1023. Would that be possible ?
> >> its possible, but i just found a spare CPU carrier card and looked at
> >> it. the IC is def a 1023.
> >> I guess it is possible that i have fake/rebadged 1023.
> > Interesting. Should be easy to find out, though. emc1043 has register
> > 0x04 with a default value of 0x09. That register does not exist on
> > emc1023 and should either return the previously read value or an error.
> > emc1043 also has registers 0x29 and 0x2a which don't exist on the
> > emc1023. Maybe you can use i2cdump to see what registers the chip
> > supports, and send the result to the list.
> >
> > Thanks,
> > Guenter
> >
> >
> >
> here is the i2cdump for both ic's
>
> its pretty strange, i have the dump of what seems to be a 1043, but the part is labeled 1023
> link to imgshack -> http://img692.imageshack.us/img692/1006/20110118165728.jpg
>
Thought so. On the plus side, we can get support for four chips, not just one...
Guenter
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next prev parent reply other threads:[~2011-01-18 22:15 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-17 16:14 [lm-sensors] patch to sensor-detect script to support SMSC EMC1023 Anish Patel
2011-01-17 18:09 ` [lm-sensors] patch to sensor-detect script to support SMSC Guenter Roeck
2011-01-17 19:04 ` Anish Patel
2011-01-17 19:36 ` Guenter Roeck
2011-01-17 20:29 ` Anish Patel
2011-01-17 21:04 ` Guenter Roeck
2011-01-18 22:02 ` Anish Patel
2011-01-18 22:15 ` Guenter Roeck [this message]
2011-01-18 22:25 ` Anish Patel
2011-01-18 22:34 ` Guenter Roeck
2011-01-19 4:04 ` Anish Patel
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