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-rw-r--r--Documentation/devicetree/bindings/sound/pcm179x.txt11
1 files changed, 10 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/sound/pcm179x.txt b/Documentation/devicetree/bindings/sound/pcm179x.txt
index 4ae70d3462d6..436c2b247693 100644
--- a/Documentation/devicetree/bindings/sound/pcm179x.txt
+++ b/Documentation/devicetree/bindings/sound/pcm179x.txt
@@ -1,6 +1,6 @@
Texas Instruments pcm179x DT bindings
-This driver supports the SPI bus.
+This driver supports both the I2C and SPI bus.
Required properties:
@@ -9,6 +9,11 @@ Required properties:
For required properties on SPI, please consult
Documentation/devicetree/bindings/spi/spi-bus.txt
+Required properties on I2C:
+
+ - reg: the I2C address
+
+
Examples:
codec_spi: 1792a@0 {
@@ -16,3 +21,7 @@ Examples:
spi-max-frequency = <600000>;
};
+ codec_i2c: 1792a@4c {
+ compatible = "ti,pcm1792a";
+ reg = <0x4c>;
+ };