1 .. SPDX-License-Identifier: GPL-2.0-or-later 1 .. SPDX-License-Identifier: GPL-2.0-or-later
2 2
3 Kernel driver oxp-sensors 3 Kernel driver oxp-sensors
4 ========================= 4 =========================
5 5
6 Authors: 6 Authors:
7 - Derek John Clark <derekjohn.clark@gmail.c 7 - Derek John Clark <derekjohn.clark@gmail.com>
8 - Joaquín Ignacio Aramendía <samsagax@gma 8 - Joaquín Ignacio Aramendía <samsagax@gmail.com>
9 9
10 Description: 10 Description:
11 ------------ 11 ------------
12 12
13 Handheld devices from One Netbook and Aya Neo 13 Handheld devices from One Netbook and Aya Neo provide fan readings and fan
14 control through their embedded controllers. 14 control through their embedded controllers.
15 15
16 Currently only supports AMD boards from One X 16 Currently only supports AMD boards from One X Player, AOK ZOE, and some Aya
17 Neo devices. One X Player Intel boards could b 17 Neo devices. One X Player Intel boards could be supported if we could figure
18 out the EC registers and values to write to si 18 out the EC registers and values to write to since the EC layout and model is
19 different. Aya Neo devices preceding the AIR m 19 different. Aya Neo devices preceding the AIR may not be supportable as the EC
20 model is different and do not appear to have m 20 model is different and do not appear to have manual control capabilities.
21 21
22 Some models have a toggle for changing the beh 22 Some models have a toggle for changing the behaviour of the "Turbo/Silent"
23 button of the device. It will change the key e 23 button of the device. It will change the key event that it triggers with
24 a flip of the `tt_toggle` attribute. See below 24 a flip of the `tt_toggle` attribute. See below for boards that support this
25 function. 25 function.
26 26
27 Supported devices 27 Supported devices
28 ----------------- 28 -----------------
29 29
30 Currently the driver supports the following ha 30 Currently the driver supports the following handhelds:
31 31
32 - AOK ZOE A1 32 - AOK ZOE A1
33 - AOK ZOE A1 PRO 33 - AOK ZOE A1 PRO
34 - Aya Neo 2 34 - Aya Neo 2
35 - Aya Neo AIR 35 - Aya Neo AIR
36 - Aya Neo AIR Plus (Mendocino) 36 - Aya Neo AIR Plus (Mendocino)
37 - Aya Neo AIR Pro 37 - Aya Neo AIR Pro
38 - Aya Neo Geek 38 - Aya Neo Geek
39 - OneXPlayer AMD 39 - OneXPlayer AMD
40 - OneXPlayer mini AMD 40 - OneXPlayer mini AMD
41 - OneXPlayer mini AMD PRO 41 - OneXPlayer mini AMD PRO
42 42
43 "Turbo/Silent" button behaviour toggle is only 43 "Turbo/Silent" button behaviour toggle is only supported on:
44 - AOK ZOE A1 44 - AOK ZOE A1
45 - AOK ZOE A1 PRO 45 - AOK ZOE A1 PRO
46 - OneXPlayer mini AMD (only with updated alph 46 - OneXPlayer mini AMD (only with updated alpha BIOS)
47 - OneXPlayer mini AMD PRO 47 - OneXPlayer mini AMD PRO
48 48
49 Sysfs entries 49 Sysfs entries
50 ------------- 50 -------------
51 51
52 The following attributes are supported: 52 The following attributes are supported:
53 53
54 fan1_input 54 fan1_input
55 Read Only. Reads current fan RMP. 55 Read Only. Reads current fan RMP.
56 56
57 pwm1_enable 57 pwm1_enable
58 Read Write. Enable manual fan control. Write 58 Read Write. Enable manual fan control. Write "1" to set to manual, write "0"
59 to let the EC control de fan speed. Read thi 59 to let the EC control de fan speed. Read this attribute to see current status.
60 60
61 pwm1 61 pwm1
62 Read Write. Read this attribute to see curre 62 Read Write. Read this attribute to see current duty cycle in the range [0-255].
63 When pwm1_enable is set to "1" (manual) writ 63 When pwm1_enable is set to "1" (manual) write any value in the range [0-255]
64 to set fan speed. 64 to set fan speed.
65 65
66 tt_toggle 66 tt_toggle
67 Read Write. Read this attribute to check the 67 Read Write. Read this attribute to check the status of the turbo/silent
68 button behaviour function. Write "1" to acti 68 button behaviour function. Write "1" to activate the switch and "0" to
69 deactivate it. The specific keycodes and beh 69 deactivate it. The specific keycodes and behaviour is specific to the device
70 both with this function on and off. This att 70 both with this function on and off. This attribute is attached to the platform
71 driver and not to the hwmon driver (/sys/dev 71 driver and not to the hwmon driver (/sys/devices/platform/oxp-platform/tt_toggle)
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