On Tue, Aug 21, 2018 at 09:31:25PM +0200, Marcus Folkesson wrote: > LTC1665/LTC1660 is a 8/10-bit Digital-to-Analog Converter (DAC) > with eight individual channels. > > Signed-off-by: Marcus Folkesson <marcus.folkesson@xxxxxxxxx> Rob, sorry I missed your tag. Reviewed-by: Rob Herring <robh@xxxxxxxxxx> > --- > > Notes: > v2: > - rename file, ltc166x -> ltc1660 > > .../devicetree/bindings/iio/dac/ltc1660.txt | 21 +++++++++++++++++++++ > 1 file changed, 21 insertions(+) > create mode 100644 Documentation/devicetree/bindings/iio/dac/ltc1660.txt > > diff --git a/Documentation/devicetree/bindings/iio/dac/ltc1660.txt b/Documentation/devicetree/bindings/iio/dac/ltc1660.txt > new file mode 100644 > index 000000000000..c5b5f22d6c64 > --- /dev/null > +++ b/Documentation/devicetree/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>; > +}; > -- > 2.11.0.rc2 >