1 What: /sys/class/leds/<led>/pattern
2 Date: September 2018
3 KernelVersion: 4.20
4 Description:
5 Specify a software pattern for
6 the brightness for the specifi
7 timer. It can do gradual dimmi
8
9 The pattern is given by a seri
10 duration (ms).
11
12 The exact format is described
13 Documentation/devicetree/bindi
14
15 What: /sys/class/leds/<led>/hr_patte
16 Date: April 2024
17 Description:
18 Specify a software pattern for
19 the brightness for the specifi
20 timer. It can do gradual dimmi
21
22 Unlike the /sys/class/leds/<le
23 a pattern on high-resolution t
24
25 What: /sys/class/leds/<led>/hw_patte
26 Date: September 2018
27 KernelVersion: 4.20
28 Description:
29 Specify a hardware pattern for
30 supports autonomously controll
31 to some preprogrammed hardware
32 software pattern.
33
34 Since different LED hardware c
35 hardware patterns, each driver
36 description for the hardware p
37 file at Documentation/leds/.
38
39 What: /sys/class/leds/<led>/repeat
40 Date: September 2018
41 KernelVersion: 4.20
42 Description:
43 Specify a pattern repeat numbe
44 other negative numbers and num
45
46 This file will always return t
47 number.
48
49 It should be noticed that some
50 only support indefinitely patt
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