1*4882a593Smuzhiyun* Texas Instruments LMP91000 series of potentiostats 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunLMP91000: https://www.ti.com/lit/ds/symlink/lmp91000.pdf 4*4882a593SmuzhiyunLMP91002: https://www.ti.com/lit/ds/symlink/lmp91002.pdf 5*4882a593Smuzhiyun 6*4882a593SmuzhiyunRequired properties: 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun - compatible: should be one of the following: 9*4882a593Smuzhiyun "ti,lmp91000" 10*4882a593Smuzhiyun "ti,lmp91002" 11*4882a593Smuzhiyun - reg: the I2C address of the device 12*4882a593Smuzhiyun - io-channels: the phandle of the iio provider 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun - ti,external-tia-resistor: if the property ti,tia-gain-ohm is not defined this 15*4882a593Smuzhiyun needs to be set to signal that an external resistor value is being used. 16*4882a593Smuzhiyun 17*4882a593SmuzhiyunOptional properties: 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun - ti,tia-gain-ohm: ohm value of the internal resistor for the transimpedance 20*4882a593Smuzhiyun amplifier. Must be 2750, 3500, 7000, 14000, 35000, 120000, or 350000 ohms. 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun - ti,rload-ohm: ohm value of the internal resistor load applied to the gas 23*4882a593Smuzhiyun sensor. Must be 10, 33, 50, or 100 (default) ohms. 24*4882a593Smuzhiyun 25*4882a593SmuzhiyunExample: 26*4882a593Smuzhiyun 27*4882a593Smuzhiyunlmp91000@48 { 28*4882a593Smuzhiyun compatible = "ti,lmp91000"; 29*4882a593Smuzhiyun reg = <0x48>; 30*4882a593Smuzhiyun ti,tia-gain-ohm = <7500>; 31*4882a593Smuzhiyun ti,rload = <100>; 32*4882a593Smuzhiyun io-channels = <&adc>; 33*4882a593Smuzhiyun}; 34