| Message ID | 20181017203738.13477-2-charles-antoine.couret@essensium.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [1/2] Add driver for Texas Instrument DAC7311 It is a driver for Texas Instruments 8/10/12-bit 1-channel compatible with DAC6311 and DAC5311 chips. | expand |
On Wed, 17 Oct 2018 22:37:38 +0200 Charles-Antoine Couret <charles-antoine.couret@essensium.com> wrote: Would be good to have a small amount of description here + it seems you didn't sign off on this patch so we can't apply it to the kernel. Please cc devicetree list and maintainers for any devicetree bindings. +cc Rob, Mark and list. Thanks, Jonathan > --- > .../bindings/iio/dac/ti,dac7311.txt | 20 +++++++++++++++++++ > 1 file changed, 20 insertions(+) > create mode 100644 Documentation/devicetree/bindings/iio/dac/ti,dac7311.txt > > diff --git a/Documentation/devicetree/bindings/iio/dac/ti,dac7311.txt b/Documentation/devicetree/bindings/iio/dac/ti,dac7311.txt > new file mode 100644 > index 000000000000..771414024cd0 > --- /dev/null > +++ b/Documentation/devicetree/bindings/iio/dac/ti,dac7311.txt > @@ -0,0 +1,20 @@ > +TI DAC7311 device tree bindings > + > +Required properties: > + > +- compatible: Must be set to "ti,dac7311", "ti,dac6311" or "ti,dac5311" > +- reg: spi chip select number for the device > +- vref-supply: The regulator supply for ADC reference voltage > +- spi-max-frequency: Max SPI frequency to use (< 50000000) > + > +Example: > + > + spi_master { > + dac7311: dac7311@0 { Not sure why you need the pre colon bit here. Also I'd imagine the standard naming for a dac is probably dac@0 (I haven't checked the devicetree spec to see if they actually have that one in there as I'm on a train with dodgy wifi). Jonathan > + compatible = "ti,dac7311"; > + reg = <0>; /* CS0 */ > + spi-max-frequency = <1000000>; > + vref-supply = <&vdd_supply>; > + }; > + }; > +
diff --git a/Documentation/devicetree/bindings/iio/dac/ti,dac7311.txt b/Documentation/devicetree/bindings/iio/dac/ti,dac7311.txt new file mode 100644 index 000000000000..771414024cd0 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/dac/ti,dac7311.txt @@ -0,0 +1,20 @@ +TI DAC7311 device tree bindings + +Required properties: + +- compatible: Must be set to "ti,dac7311", "ti,dac6311" or "ti,dac5311" +- reg: spi chip select number for the device +- vref-supply: The regulator supply for ADC reference voltage +- spi-max-frequency: Max SPI frequency to use (< 50000000) + +Example: + + spi_master { + dac7311: dac7311@0 { + compatible = "ti,dac7311"; + reg = <0>; /* CS0 */ + spi-max-frequency = <1000000>; + vref-supply = <&vdd_supply>; + }; + }; +