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-rw-r--r--dts/Bindings/sound/gtm601.txt10
1 files changed, 8 insertions, 2 deletions
diff --git a/dts/Bindings/sound/gtm601.txt b/dts/Bindings/sound/gtm601.txt
index 5efc8c068d..efa32a486c 100644
--- a/dts/Bindings/sound/gtm601.txt
+++ b/dts/Bindings/sound/gtm601.txt
@@ -1,10 +1,16 @@
GTM601 UMTS modem audio interface CODEC
-This device has no configuration interface. Sample rate is fixed - 8kHz.
+This device has no configuration interface. The sample rate and channels are
+based on the compatible string
+ "option,gtm601" = 8kHz mono
+ "broadmobi,bm818" = 48KHz stereo
Required properties:
- - compatible : "option,gtm601"
+ - compatible : one of
+ "option,gtm601"
+ "broadmobi,bm818"
+
Example: