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authorJiaxin Yu <jiaxin.yu@mediatek.com>2020-06-05 18:33:42 +0800
committerMark Brown <broonie@kernel.org>2020-06-15 19:16:50 +0100
commit6323f13b4d927f52f339f7122676de0b0d1da3c3 (patch)
tree8a2296ecb501c5bb641e3889b7309b59d945617c /Documentation/devicetree/bindings/sound/mt6358.txt
parentc46fc800948c2d0afb548ca12453b837aa1ac880 (diff)
ASoC: dt-bindings: mediatek: mt6358: add dmic-mode property
Adds dmic-mode property and updates example. Signed-off-by: Jiaxin Yu <jiaxin.yu@mediatek.com> Link: https://lore.kernel.org/r/1591353222-18576-3-git-send-email-jiaxin.yu@mediatek.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/sound/mt6358.txt')
-rw-r--r--Documentation/devicetree/bindings/sound/mt6358.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/mt6358.txt b/Documentation/devicetree/bindings/sound/mt6358.txt
index 5465730013a1..59a73ffdf1d3 100644
--- a/Documentation/devicetree/bindings/sound/mt6358.txt
+++ b/Documentation/devicetree/bindings/sound/mt6358.txt
@@ -10,9 +10,15 @@ Required properties:
- compatible : "mediatek,mt6358-sound".
- Avdd-supply : power source of AVDD
+Optional properties:
+- mediatek,dmic-mode : Indicates how many data pins are used to transmit two
+ channels of PDM signal. 0 means two wires, 1 means one wire. Default
+ value is 0.
+
Example:
mt6358_snd {
compatible = "mediatek,mt6358-sound";
Avdd-supply = <&mt6358_vaud28_reg>;
+ mediatek,dmic-mode = <0>;
};