AD7091R5

AD7091R5 ADC Linux Driver.

Supported Devices

• AD7091R-5

Evaluation Boards

• EVAL-AD7091R-5SDZ

Description

The AD7091R-5 is a 12-bit, multichannel, ultralow power, successive approximation analog-to-digital converter (ADC).

Hardware configuration

Adding Linux driver support

Kernel configuration

Configure kernel with make menuconfig (alternatively use make xconfig or make qconfig)

Note

The AD7091R5 Driver depends on CONFIG_I2C

Linux Kernel Configuration
    Device Drivers  --->
        ...
        <*>     Industrial I/O support --->
            --- Industrial I/O support
            ...
            Analog to digital converters  --->
                ...
                <*>   Analog Devices AD7091R5 ADC driver
                ...
            ...
        ...

Devicetree configuration

adc@2f {
compatible = "adi,ad7091r5";
reg = <0x2f>;


};

Required properties

• compatible: Must be adi,ad7091r5.

• reg: I2C address for the device.

Optional properties

• vref-supply: phandle + specifier to a regulator for the external VREF supply. If no external VREF is supplied this attribute should be omitted. see: Documentation/devicetree/bindings/regulator/regulator.txt