[PATCH v3 1/2] ASoC: dt-bindings: ak4458: Add dsd-path property

[Shengjiu Wang]

Add "dsd-path" property, which is used for ak4497 codec
to select the DSD input pin.

Signed-off-by: Shengjiu Wang <shengjiu.wang@xxxxxxx>
---
 Documentation/devicetree/bindings/sound/ak4458.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/ak4458.txt b/Documentation/devicetree/bindings/sound/ak4458.txt
index 8f6c84f21468..0416c14895d6 100644
--- a/Documentation/devicetree/bindings/sound/ak4458.txt
+++ b/Documentation/devicetree/bindings/sound/ak4458.txt
@@ -12,6 +12,9 @@ Optional properties:
 - mute-gpios: A GPIO specifier for the soft mute pin
 - AVDD-supply: Analog power supply
 - DVDD-supply: Digital power supply
+- dsd-path: Select DSD input pins for ak4497
+            0: select #16, #17, #19 pins
+            1: select #3, #4, #5 pins
 
 Example:
 
-- 
2.27.0