diff options
Diffstat (limited to 'dts/Bindings/sound/adi,adau1977.txt')
| -rw-r--r-- | dts/Bindings/sound/adi,adau1977.txt | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/dts/Bindings/sound/adi,adau1977.txt b/dts/Bindings/sound/adi,adau1977.txt index e79aeef73f..9225472c80 100644 --- a/dts/Bindings/sound/adi,adau1977.txt +++ b/dts/Bindings/sound/adi,adau1977.txt @@ -17,12 +17,18 @@ Required properties: Documentation/devicetree/bindings/regulator/regulator.txt Optional properties: - - reset-gpio: the reset pin for the chip, for more details consult + - reset-gpios: the reset pin for the chip, for more details consult Documentation/devicetree/bindings/gpio/gpio.txt - DVDD-supply: supply voltage for the digital core, please consult Documentation/devicetree/bindings/regulator/regulator.txt +- adi,micbias: configures the voltage setting for the MICBIAS pin. + Select 0/1/2/3/4/5/6/7/8 to specify MICBIAS voltage + 5V/5.5V/6V/6.5V/7V/7.5V/8V/8.5V/9V + If not specified the default value will be "7" meaning 8.5 Volts. + This property is only valid for the ADAU1977 + For required properties on SPI, please consult Documentation/devicetree/bindings/spi/spi-bus.txt @@ -40,7 +46,8 @@ Examples: AVDD-supply = <®ulator>; DVDD-supply = <®ulator_digital>; - reset_gpio = <&gpio 10 GPIO_ACTIVE_LOW>; + adi,micbias = <3>; + reset-gpios = <&gpio 10 GPIO_ACTIVE_LOW>; }; adau1977_i2c: adau1977@11 { @@ -50,5 +57,5 @@ Examples: AVDD-supply = <®ulator>; DVDD-supply = <®ulator_digital>; - reset_gpio = <&gpio 10 GPIO_ACTIVE_LOW>; + reset-gpios = <&gpio 10 GPIO_ACTIVE_LOW>; }; |