Create tas2505.yaml for tas2505. Signed-off-by: Kevin Lu <luminlong@xxxxxxx> --- .../devicetree/bindings/sound/tas2505.yaml | 72 +++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/tas2505.yaml diff --git a/Documentation/devicetree/bindings/sound/tas2505.yaml b/Documentation/devicetree/bindings/sound/tas2505.yaml new file mode 100644 index 0000000..6cc3fe4 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/tas2505.yaml @@ -0,0 +1,72 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2019 Texas Instruments Incorporated +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/sound/tas2505.yaml#"; +$schema: "http://devicetree.org/meta-schemas/core.yaml#"; + +title: Texas Instruments TAS2505 Mono Audio Amplifier + +maintainers: + - Kevin Lu <kevin-lu@xxxxxx> + +description: | + The TAS2505 is a mono Class-D speaker amp that supports both Digital + and Analog inputs. The device is ideal for automotive instrument cluster, + emergency call (eCall), and telematics applications. Direct I2S input + removes the need for an external DAC in the audio signal path. + An on-chip PLL provides the high speed clock needed by the DSP. + The volume level is register controlled. + + Specifications about the audio amplifier can be found at: + https://www.ti.com/lit/gpn/tas2505 + +allOf: + - $ref: dai-common.yaml# + +properties: + compatible: + enum: + - ti,tas2505 + + reg: + maxItems: 1 + description: | + I2C address of the device can be set to 0x18. + + reset-gpios: + maxItems: 1 + description: GPIO used to reset the device. + + clock-source: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Sets TDM clock sourse. + enum: + - 0 # Select MLCK + - 1 # Select BLCK + + '#sound-dai-cells': + # The codec has a single DAI, the #sound-dai-cells=<1>; case is left in for backward + # compatibility but is deprecated. + enum: [0, 1] + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + i2c { + #address-cells = <1>; + #size-cells = <0>; + codec: codec@18 { + compatible = "ti,tas2505"; + reg = <0x18>; + #sound-dai-cells = <0>; + reset-gpios = <&gpio4 21 GPIO_ACTIVE_LOW>; + clock-source = <0>; + }; + }; -- 2.34.1
