Re: [PATCH v2 1/2] dt-bindings: tas2764: Add the TAS2764 binding doc

From: Rob Herring
Date: Tue Oct 06 2020 - 18:40:26 EST


On Tue, Oct 06, 2020 at 12:23:40PM -0500, Dan Murphy wrote:
> Add the binding for the TAS2764 Smart Amplifier.
>
> Signed-off-by: Dan Murphy <dmurphy@xxxxxx>
> ---
> .../devicetree/bindings/sound/tas2764.yaml | 74 +++++++++++++++++++
> 1 file changed, 74 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/sound/tas2764.yaml
>
> diff --git a/Documentation/devicetree/bindings/sound/tas2764.yaml b/Documentation/devicetree/bindings/sound/tas2764.yaml
> new file mode 100644
> index 000000000000..d2c90c82b13f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/tas2764.yaml
> @@ -0,0 +1,74 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +# Copyright (C) 2020 Texas Instruments Incorporated
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/sound/tas2764.yaml#";
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#";
> +
> +title: Texas Instruments TAS2764 Smart PA
> +
> +maintainers:
> + - Dan Murphy <dmurphy@xxxxxx>
> +
> +description: |
> + The TAS2764 is a mono, digital input Class-D audio amplifier optimized for
> + efficiently driving high peak power into small loudspeakers.
> + Integrated speaker voltage and current sense provides for
> + real time monitoring of loudspeaker behavior.
> +
> +properties:
> + compatible:
> + enum:
> + - ti,tas2764
> +
> + reg:
> + maxItems: 1
> + description: |
> + I2C address of the device can be between 0x38 to 0x45.
> +
> + reset-gpios:
> + description: GPIO used to reset the device.

maxItems: 1

> +
> + shutdown-gpios:
> + description: GPIO used to control the state of the device.

maxItems: 1

> +
> + interrupts:
> + maxItems: 1
> +
> + ti,imon-slot-no:
> + $ref: /schemas/types.yaml#/definitions/uint32
> + description: TDM TX current sense time slot.
> +
> + ti,vmon-slot-no:
> + $ref: /schemas/types.yaml#/definitions/uint32
> + description: TDM TX voltage sense time slot.
> +
> + '#sound-dai-cells':
> + const: 1
> +
> +required:
> + - compatible
> + - reg
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/gpio/gpio.h>
> + i2c0 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + codec: codec@38 {
> + compatible = "ti,tas2764";
> + reg = <0x38>;
> + #sound-dai-cells = <1>;
> + interrupt-parent = <&gpio1>;
> + interrupts = <14>;
> + reset-gpio = <&gpio1 15 0>;

This fails checks...

> + shutdown-gpios = <&gpio1 15 0>;
> + ti,imon-slot-no = <0>;
> + ti,vmon-slot-no = <2>;
> + };
> + };
> +
> +...
> --
> 2.28.0.585.ge1cfff676549
>