Create tas2781.yaml for tas2781 driver.
Signed-off-by: Shenghao Ding 13916275206@139.com
--- Changes in v6: - correct the value of #sound-dai-cells - Add minItems for reg property - correct the description - remove ti,broadcast-addr - remove address-cells - remove size-cells - put compatible item first in properties - change the maxItems of reg from 4 to 8 - remove white space around <> - correct the reg format to <0x38>, <0x3a> etc - remove '\t' in the file - correct a comment in the example --- .../devicetree/bindings/sound/ti,tas2781.yaml | 74 +++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/ti,tas2781.yaml
diff --git a/Documentation/devicetree/bindings/sound/ti,tas2781.yaml b/Documentation/devicetree/bindings/sound/ti,tas2781.yaml new file mode 100644 index 000000000000..8d60e4e236d6 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/ti,tas2781.yaml @@ -0,0 +1,74 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2022 - 2023 Texas Instruments Incorporated +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/ti,tas2781.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments TAS2781 SmartAMP + +maintainers: + - Shenghao Ding shenghao-ding@ti.com + +description: + The TAS2781 is a mono, digital input Class-D audio amplifier + optimized for efficiently driving high peak power into small + loudspeakers. An integrated on-chip DSP supports Texas Instruments + Smart Amp speaker protection algorithm. The integrated speaker + voltage and current sense provides for real time + monitoring of loudspeaker behavior. + +allOf: + - $ref: dai-common.yaml# + +properties: + compatible: + enum: + - ti,tas2781 + + reg: + description: + I2C address, in multiple tas2781s case, all the i2c address + aggreate as one Audio Device to support multiple audio slots. + maxItems: 8 + minItems: 1 + items: + minimum: 0x38 + maximum: 0x3f + + reset-gpios: + maxItems: 1 + + interrupts: + maxItems: 1 + + '#sound-dai-cells': + const: 0 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + i2c { + /* example with quad tas2781s, such as tablet or pad device */ + #address-cells = <1>; + #size-cells = <0>; + quad_tas2781: tas2781@38 { + compatible = "ti,tas2781"; + reg = <0x38>, /* Audio slot 0 */ + <0x3a>, /* Audio slot 1 */ + <0x39>, /* Audio slot 2 */ + <0x3b>; /* Audio slot 3 */ + + #sound-dai-cells = <0>; + reset-gpios = <&gpio1 10 GPIO_ACTIVE_HIGH>; + interrupt-parent = <&gpio1>; + interrupts = <15>; + }; + }; +...