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-rw-r--r--doc/device-tree-bindings/sound/intel-hda.txt1
-rw-r--r--doc/device-tree-bindings/sound/nvidia,tegra-audio-max98090.txt1
-rw-r--r--doc/device-tree-bindings/sound/snow.txt1
3 files changed, 3 insertions, 0 deletions
diff --git a/doc/device-tree-bindings/sound/intel-hda.txt b/doc/device-tree-bindings/sound/intel-hda.txt
index fb2ce55006..aa96be06e9 100644
--- a/doc/device-tree-bindings/sound/intel-hda.txt
+++ b/doc/device-tree-bindings/sound/intel-hda.txt
@@ -12,6 +12,7 @@ Required properties:
Optional properties
- intel,beep-nid: Node ID to use for beep (will be detected if not provided)
+- codec-enable-gpio : The GPIO used to enable the audio codec
Required subnodes:
- codecs: Contains a list of codec nodes
diff --git a/doc/device-tree-bindings/sound/nvidia,tegra-audio-max98090.txt b/doc/device-tree-bindings/sound/nvidia,tegra-audio-max98090.txt
index c3495beba3..25c63eac62 100644
--- a/doc/device-tree-bindings/sound/nvidia,tegra-audio-max98090.txt
+++ b/doc/device-tree-bindings/sound/nvidia,tegra-audio-max98090.txt
@@ -27,6 +27,7 @@ Required properties:
Optional properties:
- nvidia,hp-det-gpios : The GPIO that detect headphones are plugged in
- nvidia,mic-det-gpios : The GPIO that detect microphones are plugged in
+- codec-enable-gpio : The GPIO used to enable the audio codec
Example:
diff --git a/doc/device-tree-bindings/sound/snow.txt b/doc/device-tree-bindings/sound/snow.txt
index 80fd9a87bb..fa06956e77 100644
--- a/doc/device-tree-bindings/sound/snow.txt
+++ b/doc/device-tree-bindings/sound/snow.txt
@@ -19,6 +19,7 @@ Required sub-nodes:
Optional:
- samsung,model: The name of the sound-card
+- codec-enable-gpio : The GPIO used to enable the audio codec
Example: