1* MAX1117/MAX1118/MAX1119 8-bit, dual-channel ADCs 2 3Required properties: 4 - compatible: Should be one of 5 * "maxim,max1117" 6 * "maxim,max1118" 7 * "maxim,max1119" 8 - reg: spi chip select number for the device 9 - (max1118 only) vref-supply: The regulator supply for ADC reference voltage 10 11Recommended properties: 12 - spi-max-frequency: Definition as per 13 Documentation/devicetree/bindings/spi/spi-bus.txt 14 15Example: 16adc@0 { 17 compatible = "maxim,max1118"; 18 reg = <0>; 19 vref-supply = <&vdd_supply>; 20 spi-max-frequency = <1000000>; 21}; 22