kernel/Documentation/devicetree/bindings/sound/ak5558.txt
.. .. @@ -10,6 +10,8 @@ 10 10 Optional properties: 11 11 12 12 - reset-gpios: A GPIO specifier for the power down & reset pin. 13 +- AVDD-supply: Analog power supply14 +- DVDD-supply: Digital power supply13 15 14 16 Example: 15 17