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[v2,2/2] ASoC: dt-bindings: mediatek: mt6358: add dmic-mode property

Message ID 1591350825-18152-2-git-send-email-jiaxin.yu@mediatek.com (mailing list archive)
State New, archived
Headers show
Series [v2,1/2] ASoC: mediatek: mt6358: support DMIC one-wire mode | expand

Commit Message

Jiaxin Yu (俞家鑫) June 5, 2020, 9:53 a.m. UTC 
Adds dmic-mode property and updates example.

Signed-off-by: Jiaxin Yu <jiaxin.yu@mediatek.com>
---
 Documentation/devicetree/bindings/sound/mt6358.txt | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/sound/mt6358.txt b/Documentation/devicetree/bindings/sound/mt6358.txt
index 5465730..59a73ff 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>;
 };