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.. SPDX-License-Identifier: GPL-2.0-only
====================================
Kernel driver tda38740
====================================
Supported chips:
* Infineon TDA38740
* Infineon TDA38725
Prefix: 'tda38740'
Addresses scanned: -
Datasheet:
https://www.infineon.com/row/public/documents/24/49/infineon-tda38740-tda38725-datasheet-en.pdf
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
======================= =======================================================
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