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1.. SPDX-License-Identifier: GPL-2.0-only2 3Kernel driver ina2384====================5 6Supported chips:7 8 * Texas Instruments INA2389 10 Prefix: 'ina238'11 12 Addresses: I2C 0x40 - 0x4f13 14 Datasheet:15 https://www.ti.com/lit/gpn/ina23816 17Author: Nathan Rossi <nathan.rossi@digi.com>18 19Description20-----------21 22The INA238 is a current shunt, power and temperature monitor with an I2C23interface. It includes a number of programmable functions including alerts,24conversion rate, sample averaging and selectable shunt voltage accuracy.25 26The shunt value in micro-ohms can be set via platform data or device tree at27compile-time or via the shunt_resistor attribute in sysfs at run-time. Please28refer to the Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml for bindings29if the device tree is used.30 31Sysfs entries32-------------33 34======================= =======================================================35in0_input Shunt voltage (mV)36in0_min Minimum shunt voltage threshold (mV)37in0_min_alarm Minimum shunt voltage alarm38in0_max Maximum shunt voltage threshold (mV)39in0_max_alarm Maximum shunt voltage alarm40 41in1_input Bus voltage (mV)42in1_min Minimum bus voltage threshold (mV)43in1_min_alarm Minimum shunt voltage alarm44in1_max Maximum bus voltage threshold (mV)45in1_max_alarm Maximum shunt voltage alarm46 47power1_input Power measurement (uW)48power1_max Maximum power threshold (uW)49power1_max_alarm Maximum power alarm50 51curr1_input Current measurement (mA)52 53temp1_input Die temperature measurement (mC)54temp1_max Maximum die temperature threshold (mC)55temp1_max_alarm Maximum die temperature alarm56======================= =======================================================57