.. SPDX-License-Identifier: GPL-2.0-only Kernel driver tps23861 ====================== Supported chips: * Texas Instruments TPS23861 Prefix: 'tps23861' Datasheet: https://www.ti.com/lit/gpn/tps23861 Author: Robert Marko Description ----------- This driver supports hardware monitoring for Texas Instruments TPS23861 PoE PSE. TPS23861 is a quad port IEEE802.3at PSE controller with optional I2C control and monitoring capabilities. TPS23861 offers three modes of operation: Auto, Semi-Auto and Manual. This driver only supports the Auto mode of operation providing monitoring as well as enabling/disabling the four ports. Sysfs entries ------------- ======================= ===================================================================== in[0-3]_input Voltage on ports [1-4] in[0-3]_label "Port[1-4]" in4_input IC input voltage in4_label "Input" temp1_input IC die temperature temp1_label "Die" curr[1-4]_input Current on ports [1-4] in[1-4]_label "Port[1-4]" in[0-3]_enable Enable/disable ports [1-4] ======================= =====================================================================