1*4882a593SmuzhiyunTexas Instruments 8/10/12-bit 2/4-channel DAC driver 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunRequired properties: 4*4882a593Smuzhiyun - compatible: Must be one of: 5*4882a593Smuzhiyun "ti,dac082s085" 6*4882a593Smuzhiyun "ti,dac102s085" 7*4882a593Smuzhiyun "ti,dac122s085" 8*4882a593Smuzhiyun "ti,dac084s085" 9*4882a593Smuzhiyun "ti,dac104s085" 10*4882a593Smuzhiyun "ti,dac124s085" 11*4882a593Smuzhiyun - reg: Chip select number. 12*4882a593Smuzhiyun - spi-cpha, spi-cpol: SPI mode (0,1) or (1,0) must be used, so specify 13*4882a593Smuzhiyun either spi-cpha or spi-cpol (but not both). 14*4882a593Smuzhiyun - vref-supply: Phandle to the external reference voltage supply. 15*4882a593Smuzhiyun 16*4882a593SmuzhiyunFor other required and optional properties of SPI slave nodes please refer to 17*4882a593Smuzhiyun../../spi/spi-bus.txt. 18*4882a593Smuzhiyun 19*4882a593SmuzhiyunExample: 20*4882a593Smuzhiyun vref_2v5_reg: regulator-vref { 21*4882a593Smuzhiyun compatible = "regulator-fixed"; 22*4882a593Smuzhiyun regulator-name = "2v5"; 23*4882a593Smuzhiyun regulator-min-microvolt = <2500000>; 24*4882a593Smuzhiyun regulator-max-microvolt = <2500000>; 25*4882a593Smuzhiyun regulator-always-on; 26*4882a593Smuzhiyun }; 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun dac@0 { 29*4882a593Smuzhiyun compatible = "ti,dac082s085"; 30*4882a593Smuzhiyun reg = <0>; 31*4882a593Smuzhiyun spi-max-frequency = <40000000>; 32*4882a593Smuzhiyun spi-cpol; 33*4882a593Smuzhiyun vref-supply = <&vref_2v5_reg>; 34*4882a593Smuzhiyun }; 35