Kernel driver tda38740

Supported chips:

Author: Colin Huang <u8813345@gmail.com>

Description

The TDA38740 and TDA38725 are single-output synchronous buck regulators with a PMBus interface. They expose basic voltage, current, power and temperature telemetry through the standard PMBus hwmon interfaces.

Sysfs entries

curr1_alarm

Input current alarm

curr1_input

Measured input current

curr1_label

“iin”

curr2_crit

Critical maximum output current

curr2_crit_alarm

Output current critical high alarm

curr2_input

Measured output current

curr2_label

“iout”

in1_crit

Critical maximum input voltage

in1_crit_alarm

Input voltage critical high alarm

in1_input

Measured input voltage

in1_label

“vin”

in2_crit

Critical maximum output voltage

in2_crit_alarm

Output voltage critical high alarm

in2_input

Measured output voltage

in2_label

“vout”

in2_lcrit

Critical minimum output voltage

in2_lcrit_alarm

Output voltage critical low alarm

power1_alarm

Input power alarm

power1_input

Measured input power

power1_label

“pin”

power2_input

Measured output power

power2_label

“pout”

temp1_crit

Critical high temperature

temp1_crit_alarm

Chip temperature critical high alarm

temp1_input

Measured temperature

temp1_max

Maximum temperature

temp1_max_alarm

Chip temperature high alarm