[lm-sensors] [PATCH 0/2 v2] hwmon: (ltc4245) fix GPIO support
khali at linux-fr.org
Wed May 19 15:11:03 CEST 2010
On Tue, 18 May 2010 16:06:01 -0700, Ira W. Snyder wrote:
> On Tue, Apr 13, 2010 at 03:59:27PM -0700, Ira W. Snyder wrote:
> > This patch series fixes support for using a GPIO line as an analog input to
> > the ADC on the LTC4245 chip. Jean suggested dropping support for multiple
> > GPIO lines, and then adding it back as an optional feature.
> > I think this is fairly unintrusive to the ltc4245 code, and the multi-GPIO
> > support is well encapsulated in a seperate function, hidden behind a kernel
> > configuration option.
> > I have tested the sensors utility with the -EAGAIN code for stale values.
> > The output looks like this:
> > ltc4245-i2c-1-22
> > 12V Input: +11.66 V
> > 5.0V Input: +5.10 V
> > 3.3V Input: +3.19 V
> > VEE Input: +0.00 V
> > 12V Output: +11.66 V
> > 5.0V Output: +5.08 V
> > 3.3V Output: +3.19 V
> > VEE Output: +0.00 V
> > Dig 3.30v Output: +3.26 V
> > ERROR: Can't get value of subfeature in10_input: Can't read
> > Dig 2.25v Output: +0.00 V
> > ERROR: Can't get value of subfeature in11_input: Can't read
> > Dig 1.80v Output: +0.00 V
> > 12V Power: 816.20 mW
> > 5.0V Power: 4.90 W
> > 3.3V Power: 1.44 W
> > VEE Power: 0.00 nW
> > 12V Current: +0.07 A
> > 5.0V Current: +0.96 A
> > 3.3V Current: +0.45 A
> > VEE Current: +0.00 A
> > Using cat to read the inX_input nodes, I get the expected output:
> > cat: in9_input: Resource temporarily unavailable
> > So I think that the lm-sensors software will handle this method of showing
> > stale values just fine.
> Hey Jean,
> Have you had time to look at this patch series yet?
I'm sorry, this has been on the back burner for quite some time
now :( I still hope to get your patches reviewed in time for 2.6.35.
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