3 This device supports I2C mode.
7 - compatible : "asahi-kasei,ak4458" or "asahi-kasei,ak4497"
8 - reg : The I2C address of the device for I2C
11 - reset-gpios: A GPIO specifier for the power down & reset pin
12 - mute-gpios: A GPIO specifier for the soft mute pin
13 - AVDD-supply: Analog power supply
14 - DVDD-supply: Digital power supply
15 - dsd-path: Select DSD input pins for ak4497
16 0: select #16, #17, #19 pins
17 1: select #3, #4, #5 pins
23 compatible = "asahi-kasei,ak4458";
25 reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>
26 mute-gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>