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| author | Guenter Roeck <guenter.roeck@ericsson.com> | 2011-04-18 09:53:54 -0700 |
|---|---|---|
| committer | Guenter Roeck <guenter.roeck@ericsson.com> | 2011-04-19 08:49:59 -0700 |
| commit | 4af33f1726b03997f70180466769cf28ddcaef85 (patch) | |
| tree | 8e90b9938e74751f83737e099b8f4f18ae10a42c /Documentation/hwmon | |
| parent | 2669d9f542b7eecb327d2bd3b7ee1d9eb46307b4 (diff) | |
| download | linux-stable-4af33f1726b03997f70180466769cf28ddcaef85.tar.gz linux-stable-4af33f1726b03997f70180466769cf28ddcaef85.tar.bz2 linux-stable-4af33f1726b03997f70180466769cf28ddcaef85.zip | |
hwmon: (max16064) Add driver documentation
MAX16064 has its own driver, thus should have its own documentation instead of
being mentioned in the generic PMBus driver documentation.
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Reviewed-by: Tom Grennan <tom.grennan@ericsson.com>
Diffstat (limited to 'Documentation/hwmon')
| -rw-r--r-- | Documentation/hwmon/max16064 | 62 | ||||
| -rw-r--r-- | Documentation/hwmon/pmbus | 5 |
2 files changed, 62 insertions, 5 deletions
diff --git a/Documentation/hwmon/max16064 b/Documentation/hwmon/max16064 new file mode 100644 index 000000000000..41728999e142 --- /dev/null +++ b/Documentation/hwmon/max16064 @@ -0,0 +1,62 @@ +Kernel driver max16064 +====================== + +Supported chips: + * Maxim MAX16064 + Prefix: 'max16064' + Addresses scanned: - + Datasheet: http://datasheets.maxim-ic.com/en/ds/MAX16064.pdf + +Author: Guenter Roeck <guenter.roeck@ericsson.com> + + +Description +----------- + +This driver supports hardware montoring for Maxim MAX16064 Quad Power-Supply +Controller with Active-Voltage Output Control and PMBus Interface. + +The driver is a client driver to the core PMBus driver. +Please see Documentation/hwmon/pmbus for details on PMBus client drivers. + + +Usage Notes +----------- + +This driver does not auto-detect devices. You will have to instantiate the +devices explicitly. Please see Documentation/i2c/instantiating-devices for +details. + + +Platform data support +--------------------- + +The driver supports standard PMBus driver platform data. + + +Sysfs entries +------------- + +The following attributes are supported. Limits are read-write; all other +attributes are read-only. + +in[1-4]_label "vout[1-4]" +in[1-4]_input Measured voltage. From READ_VOUT register. +in[1-4]_min Minumum Voltage. From VOUT_UV_WARN_LIMIT register. +in[1-4]_max Maximum voltage. From VOUT_OV_WARN_LIMIT register. +in[1-4]_lcrit Critical minumum Voltage. VOUT_UV_FAULT_LIMIT register. +in[1-4]_crit Critical maximum voltage. From VOUT_OV_FAULT_LIMIT register. +in[1-4]_min_alarm Voltage low alarm. From VOLTAGE_UV_WARNING status. +in[1-4]_max_alarm Voltage high alarm. From VOLTAGE_OV_WARNING status. +in[1-4]_lcrit_alarm Voltage critical low alarm. From VOLTAGE_UV_FAULT status. +in[1-4]_crit_alarm Voltage critical high alarm. From VOLTAGE_OV_FAULT status. + +temp1_input Measured temperature. From READ_TEMPERATURE_1 register. +temp1_max Maximum temperature. From OT_WARN_LIMIT register. +temp1_crit Critical high temperature. From OT_FAULT_LIMIT register. +temp1_max_alarm Chip temperature high alarm. Set by comparing + READ_TEMPERATURE_1 with OT_WARN_LIMIT if TEMP_OT_WARNING + status is set. +temp1_crit_alarm Chip temperature critical high alarm. Set by comparing + READ_TEMPERATURE_1 with OT_FAULT_LIMIT if TEMP_OT_FAULT + status is set. diff --git a/Documentation/hwmon/pmbus b/Documentation/hwmon/pmbus index 0740a6c97fe6..e3c527a9788f 100644 --- a/Documentation/hwmon/pmbus +++ b/Documentation/hwmon/pmbus @@ -13,11 +13,6 @@ Supported chips: Prefix: 'ltc2978' Addresses scanned: - Datasheet: http://cds.linear.com/docs/Datasheet/2978fa.pdf - * Maxim MAX16064 - Quad Power-Supply Controller - Prefix: 'max16064' - Addresses scanned: - - Datasheet: http://datasheets.maxim-ic.com/en/ds/MAX16064.pdf * Maxim MAX34440 PMBus 6-Channel Power-Supply Manager Prefixes: 'max34440' |