xref: /linux/Documentation/hwmon/gxp-fan-ctrl.rst (revision 9a87ffc99ec8eb8d35eed7c4f816d75f5cc9662e)
1*90905f7cSNick Hawkins.. SPDX-License-Identifier: GPL-2.0-only
2*90905f7cSNick Hawkins
3*90905f7cSNick HawkinsKernel driver gxp-fan-ctrl
4*90905f7cSNick Hawkins==========================
5*90905f7cSNick Hawkins
6*90905f7cSNick HawkinsSupported chips:
7*90905f7cSNick Hawkins
8*90905f7cSNick Hawkins  * HPE GXP SOC
9*90905f7cSNick Hawkins
10*90905f7cSNick HawkinsAuthor: Nick Hawkins <nick.hawkins@hpe.com>
11*90905f7cSNick Hawkins
12*90905f7cSNick Hawkins
13*90905f7cSNick HawkinsDescription
14*90905f7cSNick Hawkins-----------
15*90905f7cSNick Hawkins
16*90905f7cSNick Hawkinsgxp-fan-ctrl is a driver which provides fan control for the hpe gxp soc.
17*90905f7cSNick HawkinsThe driver allows the gathering of fan status and the use of fan
18*90905f7cSNick HawkinsPWM control.
19*90905f7cSNick Hawkins
20*90905f7cSNick Hawkins
21*90905f7cSNick HawkinsSysfs attributes
22*90905f7cSNick Hawkins----------------
23*90905f7cSNick Hawkins
24*90905f7cSNick Hawkins======================= ===========================================================
25*90905f7cSNick Hawkinspwm[0-7]		Fan 0 to 7 respective PWM value (0-255)
26*90905f7cSNick Hawkinsfan[0-7]_fault		Fan 0 to 7 respective fault status: 1 fail, 0 ok
27*90905f7cSNick Hawkinsfan[0-7]_enable         Fan 0 to 7 respective enabled status: 1 enabled, 0 disabled
28*90905f7cSNick Hawkins======================= ===========================================================
29