Convert the Cirrus Logic CS42448/CS42888 audio CODEC bindings to DT schema format. Set power supply properties to required only for CS42888.

Cc: Daniel Baluta daniel.baluta@nxp.com Signed-off-by: Animesh Agarwal animeshagarwal28@gmail.com --- .../bindings/sound/cirrus,cs42xx8.yaml | 81 +++++++++++++++++++ .../devicetree/bindings/sound/cs42xx8.txt | 34 -------- 2 files changed, 81 insertions(+), 34 deletions(-) create mode 100644 Documentation/devicetree/bindings/sound/cirrus,cs42xx8.yaml delete mode 100644 Documentation/devicetree/bindings/sound/cs42xx8.txt

diff --git a/Documentation/devicetree/bindings/sound/cirrus,cs42xx8.yaml b/Documentation/devicetree/bindings/sound/cirrus,cs42xx8.yaml new file mode 100644 index 000000000000..725b47e82062 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cirrus,cs42xx8.yaml @@ -0,0 +1,81 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/cirrus,cs42xx8.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic CS42448/CS42888 audio CODEC + +maintainers: + - patches@opensource.cirrus.com + +properties: + compatible: + enum: + - cirrus,cs42448 + - cirrus,cs42888 + + reg: + maxItems: 1 + + clocks: + minItems: 1 + maxItems: 2 + + clock-names: + const: mclk + + VA-supply: + description: Analog power supply. + + VD-supply: + description: Digital power supply. + + VLC-supply: + description: Control port power supply + + VLS-supply: + description: Serial port interface power supply. + + reset-gpios: + description: This pin is connected to the chip's RESET pin. + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + +if: + properties: + compatible: + contains: + const: cirrus,cs42888 +then: + required: + - VA-supply + - VD-supply + - VLC-supply + - VLS-supply + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + codec@48 { + compatible = "cirrus,cs42888"; + reg = <0x48>; + clocks = <&codec_mclk 0>; + clock-names = "mclk"; + VA-supply = <&reg_audio>; + VD-supply = <&reg_audio>; + VLS-supply = <&reg_audio>; + VLC-supply = <&reg_audio>; + reset-gpios = <&gpio 1>; + }; + }; diff --git a/Documentation/devicetree/bindings/sound/cs42xx8.txt b/Documentation/devicetree/bindings/sound/cs42xx8.txt deleted file mode 100644 index bbfe39347c20..000000000000 --- a/Documentation/devicetree/bindings/sound/cs42xx8.txt +++ /dev/null @@ -1,34 +0,0 @@ -CS42448/CS42888 audio CODEC - -Required properties: - - - compatible : must contain one of "cirrus,cs42448" and "cirrus,cs42888" - - - reg : the I2C address of the device for I2C - - - clocks : a list of phandles + clock-specifiers, one for each entry in - clock-names - - - clock-names : must contain "mclk" - - - VA-supply, VD-supply, VLS-supply, VLC-supply: power supplies for the device, - as covered in Documentation/devicetree/bindings/regulator/regulator.txt - -Optional properties: - - - reset-gpios : a GPIO spec to define which pin is connected to the chip's - !RESET pin - -Example: - -cs42888: codec@48 { - compatible = "cirrus,cs42888"; - reg = <0x48>; - clocks = <&codec_mclk 0>; - clock-names = "mclk"; - VA-supply = <&reg_audio>; - VD-supply = <&reg_audio>; - VLS-supply = <&reg_audio>; - VLC-supply = <&reg_audio>; - reset-gpios = <&pca9557_b 1 GPIO_ACTIVE_LOW>; -};