[lm-sensors] Troubleshooting SCH5127 / DME1737

Jean Delvare khali at linux-fr.org
Wed Jan 6 18:09:05 CET 2010


On Wed, 6 Jan 2010 08:50:30 -0800, Juerg Haefliger wrote:
> > Hi Juerg,
> >
> > On Mon, 21 Dec 2009 10:18:26 -0800, Juerg Haefliger wrote:
> >> > Juerg, at this point I really need your help. I would like us to add
> >> > proper support for the SCH5127 to your dme1737 driver so that users
> >> > don't have to learn about the force_id trick. But I can't do that
> >> > safely without a datasheet. As only you have access to them, I need you
> >> > to tell us in which ways, if any, the SCH5127 differs from the SCH311x.
> >>
> >> It's on my todo list for the christmas break :-) I started pulling up
> >> the datasheet and looking at the diffs. Give me a few days to come up
> >> with a patch.
> >
> > Great. Anything new by now?
> 
> Yes and no. I have a patch but it doesn't work on 2.6.33-rc2. In fact,
> even the vanilla dme1737 driver doesn't seem to work on 2.6.33-rc2 and
> sensors-detect is unable to find the I2C part of the chip. Haven't
> looked too closely yet but I must be missing something obvious. 2.6.28
> works just fine.

Could be that your machine is affected by the ACPI vs. native driver
resource conflict check that was added in kernel 2.6.32?

Try booting with acpi_enforce_resources=lax and see if it helps.

-- 
Jean Delvare




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