Merge tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon changes for v3.4 from Guenter Roeck: "Mostly cleanup. No new drivers this time around, but support for several chips added to existing drivers: TPS40400, TPS40422, MTD040, MAX34446, ZL9101M, ZL9117M, and LM96080. Also, added watchdog support for SCH56xx, and additional attributes for a couple of drivers." * tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (137 commits) hwmon: (sch56xx) Add support for the integrated watchdog (v2) hwmon: (w83627ehf) Add support for temperature offset registers hwmon: (jc42) Remove unnecessary device IDs hwmon: (zl6100) Add support for ZL9101M and ZL9117M hwmon: (adm1275) Add support for ADM1075 hwmon: (max34440) Add support for MAX34446 hwmon: (pmbus) Add more virtual registers hwmon: (pmbus) Add support for Lineage Power MDT040 hwmon: (pmbus) Add support for TI TPS40400 and TPS40422 hwmon: (max34440) Add support for 'lowest' output voltage attribute hwmon: (jc42) Convert to use devm_kzalloc hwmon: (max16065) Convert to use devm_kzalloc hwmon: (smm665) Convert to use devm_kzalloc hwmon: (ltc4261) Convert to use devm_kzalloc hwmon: (pmbus) Simplify remove functions hwmon: (pmbus) Convert pmbus drivers to use devm_kzalloc hwmon: (lineage-pem) Convert to use devm_kzalloc hwmon: (hwmon-vid) Fix checkpatch issues hwmon: (hwmon-vid) Add new entries to VRM model table hwmon: (lm80) Add detection of NatSemi/TI LM96080 ...
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@@ -2,6 +2,10 @@ Kernel driver adm1275
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=====================
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Supported chips:
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* Analog Devices ADM1075
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Prefix: 'adm1075'
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Addresses scanned: -
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Datasheet: www.analog.com/static/imported-files/data_sheets/ADM1075.pdf
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* Analog Devices ADM1275
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Prefix: 'adm1275'
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Addresses scanned: -
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@@ -17,13 +21,13 @@ Author: Guenter Roeck <guenter.roeck@ericsson.com>
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Description
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-----------
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This driver supports hardware montoring for Analog Devices ADM1275 and ADM1276
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Hot-Swap Controller and Digital Power Monitor.
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This driver supports hardware montoring for Analog Devices ADM1075, ADM1275,
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and ADM1276 Hot-Swap Controller and Digital Power Monitor.
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ADM1275 and ADM1276 are hot-swap controllers that allow a circuit board to be
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removed from or inserted into a live backplane. They also feature current and
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voltage readback via an integrated 12-bit analog-to-digital converter (ADC),
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accessed using a PMBus interface.
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ADM1075, ADM1275, and ADM1276 are hot-swap controllers that allow a circuit
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board to be removed from or inserted into a live backplane. They also feature
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current and voltage readback via an integrated 12-bit analog-to-digital
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converter (ADC), accessed using a PMBus interface.
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The driver is a client driver to the core PMBus driver. Please see
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Documentation/hwmon/pmbus for details on PMBus client drivers.
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@@ -36,6 +40,10 @@ This driver does not auto-detect devices. You will have to instantiate the
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devices explicitly. Please see Documentation/i2c/instantiating-devices for
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details.
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The ADM1075, unlike many other PMBus devices, does not support internal voltage
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or current scaling. Reported voltages, currents, and power are raw measurements,
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and will typically have to be scaled.
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Platform data support
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---------------------
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@@ -51,7 +59,8 @@ The following attributes are supported. Limits are read-write, history reset
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attributes are write-only, all other attributes are read-only.
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in1_label "vin1" or "vout1" depending on chip variant and
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configuration.
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configuration. On ADM1075, vout1 reports the voltage on
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the VAUX pin.
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in1_input Measured voltage.
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in1_min Minimum Voltage.
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in1_max Maximum voltage.
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@@ -74,3 +83,10 @@ curr1_crit Critical maximum current. Depending on the chip
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curr1_crit_alarm Critical current high alarm.
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curr1_highest Historical maximum current.
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curr1_reset_history Write any value to reset history.
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power1_label "pin1"
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power1_input Input power.
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power1_reset_history Write any value to reset history.
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Power attributes are supported on ADM1075 and ADM1276
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only.
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