LXR linux/Documentation/hwmon/max20751.rst

   1Kernel driver max20751
   2======================
   3
   4Supported chips:
   5
   6  * maxim MAX20751
   7
   8    Prefix: 'max20751'
   9
  10    Addresses scanned: -
  11
  12    Datasheet: https://datasheets.maximintegrated.com/en/ds/MAX20751.pdf
  13
  14    Application note: https://pdfserv.maximintegrated.com/en/an/AN5941.pdf
  15
  16Author: Guenter Roeck <linux@roeck-us.net>
  17
  18
  19Description
  20-----------
  21
  22This driver supports MAX20751 Multiphase Master with PMBus Interface
  23and Internal Buck Converter.
  24
  25The driver is a client driver to the core PMBus driver.
  26Please see Documentation/hwmon/pmbus.rst for details on PMBus client drivers.
  27
  28
  29Usage Notes
  30-----------
  31
  32This driver does not auto-detect devices. You will have to instantiate the
  33devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for
  34details.
  35
  36
  37Platform data support
  38---------------------
  39
  40The driver supports standard PMBus driver platform data.
  41
  42
  43Sysfs entries
  44-------------
  45
  46The following attributes are supported.
  47
  48======================= =======================================================
  49in1_label               "vin1"
  50in1_input               Measured voltage.
  51in1_min                 Minimum input voltage.
  52in1_max                 Maximum input voltage.
  53in1_lcrit               Critical minimum input voltage.
  54in1_crit                Critical maximum input voltage.
  55in1_min_alarm           Input voltage low alarm.
  56in1_lcrit_alarm         Input voltage critical low alarm.
  57in1_min_alarm           Input voltage low alarm.
  58in1_max_alarm           Input voltage high alarm.
  59
  60in2_label               "vout1"
  61in2_input               Measured voltage.
  62in2_min                 Minimum output voltage.
  63in2_max                 Maximum output voltage.
  64in2_lcrit               Critical minimum output voltage.
  65in2_crit                Critical maximum output voltage.
  66in2_min_alarm           Output voltage low alarm.
  67in2_lcrit_alarm         Output voltage critical low alarm.
  68in2_min_alarm           Output voltage low alarm.
  69in2_max_alarm           Output voltage high alarm.
  70
  71curr1_input             Measured output current.
  72curr1_label             "iout1"
  73curr1_max               Maximum output current.
  74curr1_alarm             Current high alarm.
  75
  76temp1_input             Measured temperature.
  77temp1_max               Maximum temperature.
  78temp1_crit              Critical high temperature.
  79temp1_max_alarm         Chip temperature high alarm.
  80temp1_crit_alarm        Chip temperature critical high alarm.
  81
  82power1_input            Output power.
  83power1_label            "pout1"
  84======================= =======================================================
  85