Kernel driver max20751¶
Supported chips:
maxim MAX20751
Prefix: 'max20751'
Addresses scanned: -
Datasheet: https://datasheets.maximintegrated.com/en/ds/MAX20751.pdf
Application note: https://pdfserv.maximintegrated.com/en/an/AN5941.pdf
Author: Guenter Roeck <linux@roeck-us.net>
Description¶
This driver supports MAX20751 Multiphase Master with PMBus Interface and Internal Buck Converter.
The driver is a client driver to the core PMBus driver. Please see Kernel driver 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 How to instantiate I2C devices for details.
Platform data support¶
The driver supports standard PMBus driver platform data.
Sysfs entries¶
The following attributes are supported.
in1_label |
"vin1" |
in1_input |
Measured voltage. |
in1_min |
Minimum input voltage. |
in1_max |
Maximum input voltage. |
in1_lcrit |
Critical minimum input voltage. |
in1_crit |
Critical maximum input voltage. |
in1_min_alarm |
Input voltage low alarm. |
in1_lcrit_alarm |
Input voltage critical low alarm. |
in1_min_alarm |
Input voltage low alarm. |
in1_max_alarm |
Input voltage high alarm. |
in2_label |
"vout1" |
in2_input |
Measured voltage. |
in2_min |
Minimum output voltage. |
in2_max |
Maximum output voltage. |
in2_lcrit |
Critical minimum output voltage. |
in2_crit |
Critical maximum output voltage. |
in2_min_alarm |
Output voltage low alarm. |
in2_lcrit_alarm |
Output voltage critical low alarm. |
in2_min_alarm |
Output voltage low alarm. |
in2_max_alarm |
Output voltage high alarm. |
curr1_input |
Measured output current. |
curr1_label |
"iout1" |
curr1_max |
Maximum output current. |
curr1_alarm |
Current high alarm. |
temp1_input |
Measured temperature. |
temp1_max |
Maximum temperature. |
temp1_crit |
Critical high temperature. |
temp1_max_alarm |
Chip temperature high alarm. |
temp1_crit_alarm |
Chip temperature critical high alarm. |
power1_input |
Output power. |
power1_label |
"pout1" |