3 This device supports I2C only.
7 - compatible : "realtek,rt5668b"
9 - reg : The I2C address of the device.
13 - interrupts : The CODEC's interrupt output.
15 - realtek,dmic1-data-pin
17 1: using GPIO2 pin as dmic1 data pin
18 2: using GPIO5 pin as dmic1 data pin
20 - realtek,dmic1-clk-pin
21 0: using GPIO1 pin as dmic1 clock pin
22 1: using GPIO3 pin as dmic1 clock pin
26 1: using JD1 as JD source
28 - realtek,ldo1-en-gpios : The GPIO that controls the CODEC's LDO1_EN pin.
30 Pins on the device (for linking into audio routes) for RT5668B:
41 compatible = "realtek,rt5668b";
43 interrupt-parent = <&gpio>;
44 interrupts = <TEGRA_GPIO(U, 6) GPIO_ACTIVE_HIGH>;
45 realtek,ldo1-en-gpios =
46 <&gpio TEGRA_GPIO(R, 2) GPIO_ACTIVE_HIGH>;
47 realtek,dmic1-data-pin = <1>;
48 realtek,dmic1-clk-pin = <1>;