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-rw-r--r--dts/Bindings/sound/max98090.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/dts/Bindings/sound/max98090.txt b/dts/Bindings/sound/max98090.txt
index c454e67f54..aa802a2745 100644
--- a/dts/Bindings/sound/max98090.txt
+++ b/dts/Bindings/sound/max98090.txt
@@ -16,6 +16,8 @@ Optional properties:
- clock-names: Should be "mclk"
+- maxim,dmic-freq: Frequency at which to clock DMIC
+
Pins on the device (for linking into audio routes):
* MIC1