Documentation / hwmon / ina233.rst


Based on kernel version 6.15. Page generated on 2025-05-29 09:09 EST.

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.. SPDX-License-Identifier: GPL-2.0

Kernel driver ina233
====================

Supported chips:

  * TI INA233

    Prefix: 'ina233'

  * Datasheet

    Publicly available at the TI website : https://www.ti.com/lit/ds/symlink/ina233.pdf

Author: Leo Yang <leo.yang.sy0@gmail.com>

Usage Notes
-----------

The shunt resistor value can be configured by a device tree property;
see Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml for details.


Description
-----------

This driver supports hardware monitoring for TI INA233.

The driver is a client driver to the core PMBus driver. Please see
Documentation/hwmon/pmbus.rst for details on PMBus client drivers.

The driver provides the following attributes for input voltage:

**in1_input**

**in1_label**

**in1_max**

**in1_max_alarm**

**in1_min**

**in1_min_alarm**

The driver provides the following attributes for shunt voltage:

**in2_input**

**in2_label**

The driver provides the following attributes for output voltage:

**in3_input**

**in3_label**

**in3_alarm**

The driver provides the following attributes for output current:

**curr1_input**

**curr1_label**

**curr1_max**

**curr1_max_alarm**

The driver provides the following attributes for input power:

**power1_input**

**power1_label**