| Robert Marko | fff7b8a | 2021-01-21 14:44:33 +0100 | [diff] [blame] | 1 | .. SPDX-License-Identifier: GPL-2.0-only |
| 2 | |
| 3 | Kernel driver tps23861 |
| 4 | ====================== |
| 5 | |
| 6 | Supported chips: |
| 7 | * Texas Instruments TPS23861 |
| 8 | |
| 9 | Prefix: 'tps23861' |
| 10 | |
| 11 | Datasheet: https://www.ti.com/lit/gpn/tps23861 |
| 12 | |
| 13 | Author: Robert Marko <robert.marko@sartura.hr> |
| 14 | |
| 15 | Description |
| 16 | ----------- |
| 17 | |
| 18 | This driver supports hardware monitoring for Texas Instruments TPS23861 PoE PSE. |
| 19 | |
| 20 | TPS23861 is a quad port IEEE802.3at PSE controller with optional I2C control |
| 21 | and monitoring capabilities. |
| 22 | |
| 23 | TPS23861 offers three modes of operation: Auto, Semi-Auto and Manual. |
| 24 | |
| 25 | This driver only supports the Auto mode of operation providing monitoring |
| 26 | as well as enabling/disabling the four ports. |
| 27 | |
| 28 | Sysfs entries |
| 29 | ------------- |
| 30 | |
| 31 | ======================= ===================================================================== |
| 32 | in[0-3]_input Voltage on ports [1-4] |
| 33 | in[0-3]_label "Port[1-4]" |
| 34 | in4_input IC input voltage |
| 35 | in4_label "Input" |
| 36 | temp1_input IC die temperature |
| 37 | temp1_label "Die" |
| 38 | curr[1-4]_input Current on ports [1-4] |
| 39 | in[1-4]_label "Port[1-4]" |
| 40 | in[0-3]_enable Enable/disable ports [1-4] |
| 41 | ======================= ===================================================================== |