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-rw-r--r--Documentation/firmware-guide/acpi/dsd/leds.rst (renamed from Documentation/acpi/dsd/leds.txt)20
-rw-r--r--Documentation/firmware-guide/acpi/index.rst1
2 files changed, 17 insertions, 4 deletions
diff --git a/Documentation/acpi/dsd/leds.txt b/Documentation/firmware-guide/acpi/dsd/leds.rst
index cc58b1a574c5..946efe2b2936 100644
--- a/Documentation/acpi/dsd/leds.txt
+++ b/Documentation/firmware-guide/acpi/dsd/leds.rst
@@ -1,4 +1,9 @@
+.. SPDX-License-Identifier: GPL-2.0
+.. include:: <isonum.txt>
+
+========================================
Describing and referring to LEDs in ACPI
+========================================
Individual LEDs are described by hierarchical data extension [6] nodes under the
device node, the LED driver chip. The "reg" property in the LED specific nodes
@@ -25,8 +30,12 @@ entry shall contain the string "led@" followed by the number of the LED,
followed by the referred object name. That object shall be named "LED" followed
by the number of the LED.
-An ASL example of a camera sensor device and a LED driver device for two LEDs.
-Objects not relevant for LEDs or the references to them have been omitted.
+Example
+=======
+
+An ASL example of a camera sensor device and a LED driver device for two LEDs is
+show below. Objects not relevant for LEDs or the references to them have been
+omitted. ::
Device (LED)
{
@@ -71,12 +80,15 @@ Objects not relevant for LEDs or the references to them have been omitted.
}
where
+::
LED LED driver device
LED0 First LED
LED1 Second LED
- SEN Camera sensor device (or another device the LED is
- related to)
+ SEN Camera sensor device (or another device the LED is related to)
+
+References
+==========
[1] Device tree. <URL:http://www.devicetree.org>, referenced 2019-02-21.
diff --git a/Documentation/firmware-guide/acpi/index.rst b/Documentation/firmware-guide/acpi/index.rst
index 90c90d42d9ad..ad3b5afdae77 100644
--- a/Documentation/firmware-guide/acpi/index.rst
+++ b/Documentation/firmware-guide/acpi/index.rst
@@ -10,6 +10,7 @@ ACPI Support
namespace
dsd/graph
dsd/data-node-references
+ dsd/leds
enumeration
osi
method-customizing