-* Texas Instruments' ADC128S052 ADC chip
+* Texas Instruments' ADC128S052 and ADC122S021 ADC chip
Required properties:
- - compatible: Should be "ti,adc128s052"
+ - compatible: Should be "ti,adc128s052" or "ti,adc122s021"
- reg: spi chip select number for the device
- vref-supply: The regulator supply for ADC reference voltage