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author | Len Brown <len.brown@intel.com> | 2011-03-23 02:34:54 -0400 |
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committer | Len Brown <len.brown@intel.com> | 2011-03-23 02:34:54 -0400 |
commit | 02e2407858fd62053bf60349c0e72cd1c7a4a60e (patch) | |
tree | 0ebdbddc97d3abbc675916010e7771065b70c137 /Documentation/hwmon/ltc4151 | |
parent | Merge branch 'battery-sysfs-notifier' into release (diff) | |
parent | Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx (diff) | |
download | linux-dev-02e2407858fd62053bf60349c0e72cd1c7a4a60e.tar.xz linux-dev-02e2407858fd62053bf60349c0e72cd1c7a4a60e.zip |
Merge branch 'linus' into release
Conflicts:
arch/x86/kernel/acpi/sleep.c
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'Documentation/hwmon/ltc4151')
-rw-r--r-- | Documentation/hwmon/ltc4151 | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/Documentation/hwmon/ltc4151 b/Documentation/hwmon/ltc4151 new file mode 100644 index 000000000000..43c667e6677a --- /dev/null +++ b/Documentation/hwmon/ltc4151 @@ -0,0 +1,47 @@ +Kernel driver ltc4151 +===================== + +Supported chips: + * Linear Technology LTC4151 + Prefix: 'ltc4151' + Addresses scanned: - + Datasheet: + http://www.linear.com/docs/Datasheet/4151fc.pdf + +Author: Per Dalen <per.dalen@appeartv.com> + + +Description +----------- + +The LTC4151 is a High Voltage I2C Current and Voltage Monitor. + + +Usage Notes +----------- + +This driver does not probe for LTC4151 devices, since there is no register +which can be safely used to identify the chip. You will have to instantiate +the devices explicitly. + +Example: the following will load the driver for an LTC4151 at address 0x6f +on I2C bus #0: +# modprobe ltc4151 +# echo ltc4151 0x6f > /sys/bus/i2c/devices/i2c-0/new_device + + +Sysfs entries +------------- + +Voltage readings provided by this driver are reported as obtained from the ADIN +and VIN registers. + +Current reading provided by this driver is reported as obtained from the Current +Sense register. The reported value assumes that a 1 mOhm sense resistor is +installed. + +in1_input VDIN voltage (mV) + +in2_input ADIN voltage (mV) + +curr1_input SENSE current (mA) |