mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-14 07:44:21 +08:00
fff7b8ab22
Add basic monitoring support as well as port on/off control for Texas Instruments TPS23861 PoE PSE IC. Signed-off-by: Robert Marko <robert.marko@sartura.hr> Cc: Luka Perkov <luka.perkov@sartura.hr> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Link: https://lore.kernel.org/r/20210121134434.2782405-2-robert.marko@sartura.hr Signed-off-by: Guenter Roeck <linux@roeck-us.net>
42 lines
1.1 KiB
ReStructuredText
42 lines
1.1 KiB
ReStructuredText
.. 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 <robert.marko@sartura.hr>
|
|
|
|
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]
|
|
======================= =====================================================================
|