^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) AK4458 audio DAC
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) This device supports I2C mode.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) Required properties:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) - compatible : "asahi-kasei,ak4458" or "asahi-kasei,ak4497"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) - reg : The I2C address of the device for I2C
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) Optional properties:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) - reset-gpios: A GPIO specifier for the power down & reset pin
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) - mute-gpios: A GPIO specifier for the soft mute pin
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) - AVDD-supply: Analog power supply
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) - DVDD-supply: Digital power supply
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) - dsd-path: Select DSD input pins for ak4497
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 0: select #16, #17, #19 pins
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 1: select #3, #4, #5 pins
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) Example:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) &i2c {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) ak4458: dac@10 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) compatible = "asahi-kasei,ak4458";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) reg = <0x10>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) mute-gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) };