diff options
author | Bogdan Togorean <bogdan.togorean@gmail.com> | 2019-02-19 16:11:38 +0200 |
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committer | Mark Brown <broonie@kernel.org> | 2019-02-19 15:23:38 +0000 |
commit | fb7a97456e324b4ac13044db17a4f5b974e49e33 (patch) | |
tree | a9a250c55576a547523a4cd8d65212384f865966 /Documentation/devicetree | |
parent | a6d9cef30eb11b2de8cbfed9065e3dc5b1f829a8 (diff) |
ASoC: adau1977: Add MICBIAS example in DT bindings
Add MICBIAS property to the optional devicetree bindings.
Signed-off-by: Bogdan Togorean <bogdan.togorean@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/sound/adi,adau1977.txt | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/adi,adau1977.txt b/Documentation/devicetree/bindings/sound/adi,adau1977.txt index e79aeef73f28..87c16e6f2e7c 100644 --- a/Documentation/devicetree/bindings/sound/adi,adau1977.txt +++ b/Documentation/devicetree/bindings/sound/adi,adau1977.txt @@ -23,6 +23,12 @@ Optional properties: - 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 @@ -40,6 +46,7 @@ Examples: AVDD-supply = <®ulator>; DVDD-supply = <®ulator_digital>; + adi,micbias = <3>; reset_gpio = <&gpio 10 GPIO_ACTIVE_LOW>; }; |