diff options
Diffstat (limited to 'dts/Bindings/iio/dac')
| -rw-r--r-- | dts/Bindings/iio/dac/ad5758.txt | 5 | ||||
| -rw-r--r-- | dts/Bindings/iio/dac/ltc1660.txt | 21 |
2 files changed, 26 insertions, 0 deletions
diff --git a/dts/Bindings/iio/dac/ad5758.txt b/dts/Bindings/iio/dac/ad5758.txt index bba01a5cab..2f607f41f9 100644 --- a/dts/Bindings/iio/dac/ad5758.txt +++ b/dts/Bindings/iio/dac/ad5758.txt @@ -50,6 +50,9 @@ Required properties: Optional properties: + - reset-gpios : GPIO spec for the RESET pin. If specified, it will be + asserted during driver probe. + - adi,dc-dc-ilim-microamp: The dc-to-dc converter current limit The following values are currently supported [uA]: * 150000 @@ -71,6 +74,8 @@ AD5758 Example: spi-max-frequency = <1000000>; spi-cpha; + reset-gpios = <&gpio 22 0>; + adi,dc-dc-mode = <2>; adi,range-microvolt = <0 10000000>; adi,dc-dc-ilim-microamp = <200000>; diff --git a/dts/Bindings/iio/dac/ltc1660.txt b/dts/Bindings/iio/dac/ltc1660.txt new file mode 100644 index 0000000000..c5b5f22d6c --- /dev/null +++ b/dts/Bindings/iio/dac/ltc1660.txt @@ -0,0 +1,21 @@ +* Linear Technology Micropower octal 8-Bit and 10-Bit DACs + +Required properties: + - compatible: Must be one of the following: + "lltc,ltc1660" + "lltc,ltc1665" + - reg: SPI chip select number for the device + - vref-supply: Phandle to the voltage reference supply + +Recommended properties: + - spi-max-frequency: Definition as per + Documentation/devicetree/bindings/spi/spi-bus.txt. + Max frequency for this chip is 5 MHz. + +Example: +dac@0 { + compatible = "lltc,ltc1660"; + reg = <0>; + spi-max-frequency = <5000000>; + vref-supply = <&vref_reg>; +}; |