History log of /drivers/hwmon/ltc4215.c
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790fa38c125a39f4b31dc83aa4a74e68ec7704e4 19-Jan-2012 Guenter Roeck <linux@roeck-us.net> hwmon: (ltc4215) Fix multi-line comments

Cc: Ira W. Snyder <iws@ovro.caltech.edu>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Ira W. Snyder <iws@ovro.caltech.edu>
/drivers/hwmon/ltc4215.c
f0967eea80ec2a19a4fe1ad27e3ff1b22c79a3c7 20-Jan-2012 Axel Lin <axel.lin@gmail.com> hwmon: convert drivers/hwmon/* to use module_i2c_driver()

This patch converts the drivers in drivers/hwmon/* to use the
module_i2c_driver() macro which makes the code smaller and a bit simpler.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Cc: Corentin Labbe <corentin.labbe@geomatys.fr>
Cc: Dirk Eibach <eibach@gdsys.de>
Cc: "Mark M. Hoffman" <mhoffman@lightlink.com>
Cc: Steve Glendinning <steve.glendinning@smsc.com>
Cc: Riku Voipio <riku.voipio@iki.fi>
Cc: Guillaume Ligneul <guillaume.ligneul@gmail.com>
Cc: David George <david.george@ska.ac.za>
Cc: "Hans J. Koch" <hjk@hansjkoch.de>
Cc: Marc Hulsman <m.hulsman@tudelft.nl>
Cc: Rudolf Marek <r.marek@assembler.cz>
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
/drivers/hwmon/ltc4215.c
0a6bf658c3b9d1d0e520d320b6392c8680c2e381 13-Dec-2010 Ira W. Snyder <iws@ovro.caltech.edu> hwmon: (ltc4215) make sysfs file match the alarm cause

The ltc4215 driver used the chip's "power good" status bit to provide
the power1_alarm file. This is wrong: the chip is really reporting the
status of one of the monitored voltages.

Change the sysfs file from power1_alarm to in2_min_alarm instead. This
matches the voltage that the chip is raising an alarm for.

Signed-off-by: Ira W. Snyder <iws@ovro.caltech.edu>
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
/drivers/hwmon/ltc4215.c
2d2a7cff1b63cde1e2d981eea8ae9e69ae9ce96d 04-Oct-2009 Jean Delvare <khali@linux-fr.org> ltc4215/ltc4245: Discard obsolete detect methods

There is no point in implementing a detect callback for the LTC4215
and LTC4245, as these devices can't be detected. It was there solely
to handle "force" module parameters to instantiate devices, but now
we have a better sysfs interface that can do the same.

So we can get rid of the ugly module parameters and the detect
callbacks. This shrinks the binary module sizes by 36% and 46%,
respectively.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Ira W. Snyder <iws@ovro.caltech.edu>
/drivers/hwmon/ltc4215.c
b6b9d69602aec2c869dd2ca730aab2cc58473c2d 23-Sep-2009 Ira W. Snyder <iws@ovro.caltech.edu> hwmon: (ltc4215) Clear faults at startup

When power is applied to the ltc4215 chip it sometimes reports spurious
faults. The faults are not yet exposed via sysfs, however it may be useful
for userspace to read the fault register directly with the i2cget command.
Clear the fault register when the driver is installed so userspace doesn't
have to worry about spurious fault indications.

Signed-off-by: Ira W. Snyder <iws@ovro.caltech.edu>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
/drivers/hwmon/ltc4215.c
72f5de92e199f96cfcea125aefc76c138d8c553c 01-Apr-2009 Ira Snyder <iws@ovro.caltech.edu> hwmon: Add LTC4215 driver

Add Linux support for the Linear Technology LTC4215 Hot Swap controller
I2C monitoring interface.

I have tested the driver with my board, and it appears to work fine. With
the power supplies disabled, it reads 11.93V input, 1.93V output, no
current and no power. With the supplies enabled, it reads 11.93V input,
11.98V output, no current, no power. I'm not drawing any current at the
moment, so this is reasonable. The value in the sense register never
reads anything except 0, so I expect to get zero from the current and
power calculations.

I didn't attempt to support changing any of the chip's settings or
enabling the FET. I'm not sure even how to do that and still fit within
the hwmon framework. :)

Signed-off-by: Ira W. Snyder <iws@ovro.caltech.edu>
Cc: Jean Delvare <khali@linux-fr.org>
Cc: "Mark M. Hoffman" <mhoffman@lightlink.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
/drivers/hwmon/ltc4215.c