1 TI DAC7311 device tree bindings
4 - compatible: must be set to:
8 - reg: spi chip select number for the device
9 - vref-supply: The regulator supply for ADC reference voltage
12 - spi-max-frequency: Max SPI frequency to use
18 compatible = "ti,dac7311";
20 spi-max-frequency = <1000000>;
21 vref-supply = <&vdd_supply>;