Convert the Cirrus Logic CS4270 audio CODEC bindings to DT schema. Add missing va-supply, vd-supply and vlc-supply properties, because they are already being used in the DTS and the driver for this device.

Cc: Daniel Baluta daniel.baluta@nxp.com Signed-off-by: Animesh Agarwal animeshagarwal28@gmail.com

--- Changes in v2: - Added proper description for power supply properties. - Added ref to dai-common. - Added '#sound-dai-cells'. - Dropped unused labels in example. - Replaced example node name to a generic name. --- .../bindings/sound/cirrus,cs4270.yaml | 59 +++++++++++++++++++ .../devicetree/bindings/sound/cs4270.txt | 21 ------- 2 files changed, 59 insertions(+), 21 deletions(-) create mode 100644 Documentation/devicetree/bindings/sound/cirrus,cs4270.yaml delete mode 100644 Documentation/devicetree/bindings/sound/cs4270.txt

diff --git a/Documentation/devicetree/bindings/sound/cirrus,cs4270.yaml b/Documentation/devicetree/bindings/sound/cirrus,cs4270.yaml new file mode 100644 index 000000000000..336e11773694 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cirrus,cs4270.yaml @@ -0,0 +1,59 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/cirrus,cs4270.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic CS4270 audio CODEC + +maintainers: + - patches@opensource.cirrus.com + +description: + The CS4270 is a stereo audio codec. The driver for this device currently only + supports I2C. + +allOf: + - $ref: dai-common.yaml# + +properties: + compatible: + const: cirrus,cs4270 + + reg: + maxItems: 1 + + '#sound-dai-cells': + const: 0 + + reset-gpios: + description: + This pin will be deasserted before communication to the codec starts. + maxItems: 1 + + va-supply: + description: Analog power supply. + + vd-supply: + description: Digital power supply. + + vlc-supply: + description: Serial Control Port power supply. + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + codec@48 { + compatible = "cirrus,cs4270"; + reg = <0x48>; + }; + }; diff --git a/Documentation/devicetree/bindings/sound/cs4270.txt b/Documentation/devicetree/bindings/sound/cs4270.txt deleted file mode 100644 index c33770ec4c3c..000000000000 --- a/Documentation/devicetree/bindings/sound/cs4270.txt +++ /dev/null @@ -1,21 +0,0 @@ -CS4270 audio CODEC - -The driver for this device currently only supports I2C. - -Required properties: - - - compatible : "cirrus,cs4270" - - - reg : the I2C address of the device for I2C - -Optional properties: - - - reset-gpios : a GPIO spec for the reset pin. If specified, it will be - deasserted before communication to the codec starts. - -Example: - -codec: cs4270@48 { - compatible = "cirrus,cs4270"; - reg = <0x48>; -};