What:		/sys/class/leds/<led>/hw_pattern
Date:		September 2019
KernelVersion:	5.5
Description:
		Specify a hardware pattern for the EL15203000 LED.
		The LEDs board supports only predefined patterns by firmware
		for specific LEDs.

		Breathing mode for Screen frame light tube:
		"0 4000 1 4000"

		    ^
		    |
		Max-|     ---
		    |    /   \
		    |   /     \
		    |  /       \     /
		    | /         \   /
		Min-|-           ---
		    |
		    0------4------8--> time (sec)

		Cascade mode for Pipe LED:
		"1 800 2 800 4 800 8 800 16 800"

		      ^
		      |
		0 On -|----+                   +----+                   +---
		      |    |                   |    |                   |
		  Off-|    +-------------------+    +-------------------+
		      |
		1 On -|    +----+                   +----+
		      |    |    |                   |    |
		  Off |----+    +-------------------+    +------------------
		      |
		2 On -|         +----+                   +----+
		      |         |    |                   |    |
		  Off-|---------+    +-------------------+    +-------------
		      |
		3 On -|              +----+                   +----+
		      |              |    |                   |    |
		  Off-|--------------+    +-------------------+    +--------
		      |
		4 On -|                   +----+                   +----+
		      |                   |    |                   |    |
		  Off-|-------------------+    +-------------------+    +---
		      |
		      0---0.8--1.6--2.4--3.2---4---4.8--5.6--6.4--7.2---8--> time (sec)

		Inverted cascade mode for Pipe LED:
		"30 800 29 800 27 800 23 800 15 800"

		      ^
		      |
		0 On -|    +-------------------+    +-------------------+
		      |    |                   |    |                   |
		  Off-|----+                   +----+                   +---
		      |
		1 On -|----+    +-------------------+    +------------------
		      |    |    |                   |    |
		  Off |    +----+                   +----+
		      |
		2 On -|---------+    +-------------------+    +-------------
		      |         |    |                   |    |
		  Off-|         +----+                   +----+
		      |
		3 On -|--------------+    +-------------------+    +--------
		      |              |    |                   |    |
		  Off-|              +----+                   +----+
		      |
		4 On -|-------------------+    +-------------------+    +---
		      |                   |    |                   |    |
		  Off-|                   +----+                   +----+
		      |
		      0---0.8--1.6--2.4--3.2---4---4.8--5.6--6.4--7.2---8--> time (sec)

		Bounce mode for Pipe LED:
		"1 800 2 800 4 800 8 800 16 800 16 800 8 800 4 800 2 800 1 800"

		      ^
		      |
		0 On -|----+                                       +--------
		      |    |                                       |
		  Off-|    +---------------------------------------+
		      |
		1 On -|    +----+                             +----+
		      |    |    |                             |    |
		  Off |----+    +-----------------------------+    +--------
		      |
		2 On -|         +----+                   +----+
		      |         |    |                   |    |
		  Off-|---------+    +-------------------+    +-------------
		      |
		3 On -|              +----+         +----+
		      |              |    |         |    |
		  Off-|--------------+    +---------+    +------------------
		      |
		4 On -|                   +---------+
		      |                   |         |
		  Off-|-------------------+         +-----------------------
		      |
		      0---0.8--1.6--2.4--3.2---4---4.8--5.6--6.4--7.2---8--> time (sec)

		Inverted bounce mode for Pipe LED:
		"30 800 29 800 27 800 23 800 15 800 15 800 23 800 27 800 29 800 30 800"

		      ^
		      |
		0 On -|    +---------------------------------------+
		      |    |                                       |
		  Off-|----+                                       +--------
		      |
		1 On -|----+    +-----------------------------+    +--------
		      |    |    |                             |    |
		  Off |    +----+                             +----+
		      |
		2 On -|---------+    +-------------------+    +-------------
		      |         |    |                   |    |
		  Off-|         +----+                   +----+
		      |
		3 On -|--------------+    +---------+    +------------------
		      |              |    |         |    |
		  Off-|              +----+         +----+
		      |
		4 On -|-------------------+         +-----------------------
		      |                   |         |
		  Off-|                   +---------+
		      |
		      0---0.8--1.6--2.4--3.2---4---4.8--5.6--6.4--7.2---8--> time (sec)

What:		/sys/class/leds/<led>/repeat
Date:		September 2019
KernelVersion:	5.5
Description:
		EL15203000 supports only indefinitely patterns,
		so this file should always store -1.

		For more info, please see:
		Documentation/ABI/testing/sysfs-class-led-trigger-pattern