max20751.rst 2.2 KB

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