1* Texas Instruments' ADC128S052, ADC122S021 and ADC124S021 ADC chip 2 3Required properties: 4 - compatible: Should be "ti,adc128s052", "ti,adc122s021" or "ti,adc124s021" 5 - reg: spi chip select number for the device 6 - vref-supply: The regulator supply for ADC reference voltage 7 8Recommended properties: 9 - spi-max-frequency: Definition as per 10 Documentation/devicetree/bindings/spi/spi-bus.txt 11 12Example: 13adc@0 { 14 compatible = "ti,adc128s052"; 15 reg = <0>; 16 vref-supply = <&vdd_supply>; 17 spi-max-frequency = <1000000>; 18}; 19