1.. SPDX-License-Identifier: GPL-2.0-only
2
3Kernel driver tps23861
4======================
5
6Supported chips:
7  * Texas Instruments TPS23861
8
9    Prefix: 'tps23861'
10
11    Datasheet: https://www.ti.com/lit/gpn/tps23861
12
13Author: Robert Marko <robert.marko@sartura.hr>
14
15Description
16-----------
17
18This driver supports hardware monitoring for Texas Instruments TPS23861 PoE PSE.
19
20TPS23861 is a quad port IEEE802.3at PSE controller with optional I2C control
21and monitoring capabilities.
22
23TPS23861 offers three modes of operation: Auto, Semi-Auto and Manual.
24
25This driver only supports the Auto mode of operation providing monitoring
26as well as enabling/disabling the four ports.
27
28Sysfs entries
29-------------
30
31======================= =====================================================================
32in[0-3]_input		Voltage on ports [1-4]
33in[0-3]_label		"Port[1-4]"
34in4_input		IC input voltage
35in4_label		"Input"
36temp1_input		IC die temperature
37temp1_label		"Die"
38curr[1-4]_input		Current on ports [1-4]
39in[1-4]_label		"Port[1-4]"
40in[0-3]_enable		Enable/disable ports [1-4]
41======================= =====================================================================
42