RT5663/RT5668 audio CODEC This device supports I2C only. Required properties: - compatible : One of "realtek,rt5663" or "realtek,rt5668". - reg : The I2C address of the device. - interrupts : The CODEC's interrupt output. Optional properties: Pins on the device (for linking into audio routes) for RT5663/RT5668: * IN1P * IN1N * IN2P * IN2N * HPOL * HPOR Example: codec: rt5663@12 { compatible = "realtek,rt5663"; reg = <0x12>; interrupts = <7 IRQ_TYPE_EDGE_FALLING>; };