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Linux kernel mirror (for testing)
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1What: /sys/class/leds/<led>/hw_pattern
2Date: September 2019
3KernelVersion: 5.5
4Description:
5 Specify a hardware pattern for the EL15203000 LED.
6 The LEDs board supports only predefined patterns by firmware
7 for specific LEDs.
8
9 Breathing mode for Screen frame light tube:
10 "0 4000 1 4000"
11
12 ^
13 |
14 Max-| ---
15 | / \
16 | / \
17 | / \ /
18 | / \ /
19 Min-|- ---
20 |
21 0------4------8--> time (sec)
22
23 Cascade mode for Pipe LED:
24 "1 800 2 800 4 800 8 800 16 800"
25
26 ^
27 |
28 0 On -|----+ +----+ +---
29 | | | | |
30 Off-| +-------------------+ +-------------------+
31 |
32 1 On -| +----+ +----+
33 | | | | |
34 Off |----+ +-------------------+ +------------------
35 |
36 2 On -| +----+ +----+
37 | | | | |
38 Off-|---------+ +-------------------+ +-------------
39 |
40 3 On -| +----+ +----+
41 | | | | |
42 Off-|--------------+ +-------------------+ +--------
43 |
44 4 On -| +----+ +----+
45 | | | | |
46 Off-|-------------------+ +-------------------+ +---
47 |
48 0---0.8--1.6--2.4--3.2---4---4.8--5.6--6.4--7.2---8--> time (sec)
49
50 Inverted cascade mode for Pipe LED:
51 "30 800 29 800 27 800 23 800 15 800"
52
53 ^
54 |
55 0 On -| +-------------------+ +-------------------+
56 | | | | |
57 Off-|----+ +----+ +---
58 |
59 1 On -|----+ +-------------------+ +------------------
60 | | | | |
61 Off | +----+ +----+
62 |
63 2 On -|---------+ +-------------------+ +-------------
64 | | | | |
65 Off-| +----+ +----+
66 |
67 3 On -|--------------+ +-------------------+ +--------
68 | | | | |
69 Off-| +----+ +----+
70 |
71 4 On -|-------------------+ +-------------------+ +---
72 | | | | |
73 Off-| +----+ +----+
74 |
75 0---0.8--1.6--2.4--3.2---4---4.8--5.6--6.4--7.2---8--> time (sec)
76
77 Bounce mode for Pipe LED:
78 "1 800 2 800 4 800 8 800 16 800 16 800 8 800 4 800 2 800 1 800"
79
80 ^
81 |
82 0 On -|----+ +--------
83 | | |
84 Off-| +---------------------------------------+
85 |
86 1 On -| +----+ +----+
87 | | | | |
88 Off |----+ +-----------------------------+ +--------
89 |
90 2 On -| +----+ +----+
91 | | | | |
92 Off-|---------+ +-------------------+ +-------------
93 |
94 3 On -| +----+ +----+
95 | | | | |
96 Off-|--------------+ +---------+ +------------------
97 |
98 4 On -| +---------+
99 | | |
100 Off-|-------------------+ +-----------------------
101 |
102 0---0.8--1.6--2.4--3.2---4---4.8--5.6--6.4--7.2---8--> time (sec)
103
104 Inverted bounce mode for Pipe LED:
105 "30 800 29 800 27 800 23 800 15 800 15 800 23 800 27 800 29 800 30 800"
106
107 ^
108 |
109 0 On -| +---------------------------------------+
110 | | |
111 Off-|----+ +--------
112 |
113 1 On -|----+ +-----------------------------+ +--------
114 | | | | |
115 Off | +----+ +----+
116 |
117 2 On -|---------+ +-------------------+ +-------------
118 | | | | |
119 Off-| +----+ +----+
120 |
121 3 On -|--------------+ +---------+ +------------------
122 | | | | |
123 Off-| +----+ +----+
124 |
125 4 On -|-------------------+ +-----------------------
126 | | |
127 Off-| +---------+
128 |
129 0---0.8--1.6--2.4--3.2---4---4.8--5.6--6.4--7.2---8--> time (sec)
130
131What: /sys/class/leds/<led>/repeat
132Date: September 2019
133KernelVersion: 5.5
134Description:
135 EL15203000 supports only indefinitely patterns,
136 so this file should always store -1.
137
138 For more info, please see:
139 Documentation/ABI/testing/sysfs-class-led-trigger-pattern