From: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx> Fairly simple conversion, but it could be tighter than currently specified. Is there a clean way to specify a negative dependency? For now I have just put in the description field that we must have spi-cpol or spi-cpha but not both. Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx> Cc: Lukas Wunner <lukas@xxxxxxxxx> --- .../bindings/iio/dac/ti,dac082s085.yaml | 58 +++++++++++++++++++ .../bindings/iio/dac/ti-dac082s085.txt | 34 ----------- 2 files changed, 58 insertions(+), 34 deletions(-) diff --git a/Documentation/devicetree/bindings/iio/dac/ti,dac082s085.yaml b/Documentation/devicetree/bindings/iio/dac/ti,dac082s085.yaml new file mode 100644 index 000000000000..255481f2fee9 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/dac/ti,dac082s085.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/dac/ti,dac082s085.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments DAC082s085 and similar DACs + +description: + A familly of Texas Instruments 8/10/12-bit 2/4-channel DACs + +maintainers: + - Lukas Wunner <lukas@xxxxxxxxx> + +properties: + compatible: + enum: + - ti,dac082s085 + - ti,dac102s085 + - ti,dac122s085 + - ti,dac084s085 + - ti,dac104s085 + - ti,dac124s085 + + reg: + maxItems: 1 + + spi-cpha: true + spi-cpol: + description: + Should be either spi-cpha, or spi-cpol but not both. + + vref-supply: true + + spi-max-frequency: true + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + spi { + #address-cells = <1>; + #size-cells = <0>; + + dac@0 { + compatible = "ti,dac082s085"; + reg = <0>; + spi-max-frequency = <40000000>; + spi-cpol; + spi-cpha; + vref-supply = <&vref_2v5_reg>; + }; + }; +... diff --git a/Documentation/devicetree/bindings/iio/dac/ti-dac082s085.txt b/Documentation/devicetree/bindings/iio/dac/ti-dac082s085.txt deleted file mode 100644 index 9cb0e10df704..000000000000 --- a/Documentation/devicetree/bindings/iio/dac/ti-dac082s085.txt +++ /dev/null @@ -1,34 +0,0 @@ -Texas Instruments 8/10/12-bit 2/4-channel DAC driver - -Required properties: - - compatible: Must be one of: - "ti,dac082s085" - "ti,dac102s085" - "ti,dac122s085" - "ti,dac084s085" - "ti,dac104s085" - "ti,dac124s085" - - reg: Chip select number. - - spi-cpha, spi-cpol: SPI mode (0,1) or (1,0) must be used, so specify - either spi-cpha or spi-cpol (but not both). - - vref-supply: Phandle to the external reference voltage supply. - -For other required and optional properties of SPI slave nodes please refer to -../../spi/spi-bus.txt. - -Example: - vref_2v5_reg: regulator-vref { - compatible = "regulator-fixed"; - regulator-name = "2v5"; - regulator-min-microvolt = <2500000>; - regulator-max-microvolt = <2500000>; - regulator-always-on; - }; - - dac@0 { - compatible = "ti,dac082s085"; - reg = <0>; - spi-max-frequency = <40000000>; - spi-cpol; - vref-supply = <&vref_2v5_reg>; - }; -- 2.28.0
