- interrupt-parent: The parent interrupt controller
- interrupts: Interrupt number for /INT pin from the 227e
+Optional properies:
+ - ti,micbias: Intended MICBIAS voltage (datasheet section 9.6.7).
+ Select 0/1/2/3/4/5/6/7 to specify MACBIAS voltage
+ 2.1V/2.2V/2.3V/2.4V/2.5V/2.6V/2.7V/2.8V
+ Default value is "1" (2.2V).
Examples: