linux-kernel - Re: [PATCH 1/2] ASoC: dt-bindings: xmos,xvf3500: add XMOS XVF3500 voice processor

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Date: Tue, 30 Jan 2024 13:34:10 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Javier Carrasco <javier.carrasco@...fvision.net>,
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
 Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Matthias Kaehlcke <mka@...omium.org>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: linux-sound@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org
Subject: Re: [PATCH 1/2] ASoC: dt-bindings: xmos,xvf3500: add XMOS XVF3500
 voice processor

On 30/01/2024 13:26, Javier Carrasco wrote:
> The XMOS XVF3500 VocalFusion Voice Processor[1] is a low-latency, 32-bit
> multicore controller for voice processing.
> 
> Add new bindings to define the device properties.
> 
> [1] https://www.xmos.com/xvf3500/
> 
> Signed-off-by: Javier Carrasco <javier.carrasco@...fvision.net>
> ---

This should be v2. Also, please provide changelog either here or in
cover letter.

>  .../devicetree/bindings/sound/xmos,xvf3500.yaml    | 51 ++++++++++++++++++++++
>  1 file changed, 51 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/sound/xmos,xvf3500.yaml b/Documentation/devicetree/bindings/sound/xmos,xvf3500.yaml
> new file mode 100644
> index 000000000000..d7d5bda23b1b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/xmos,xvf3500.yaml
> @@ -0,0 +1,51 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/xmos,xvf3500.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: XMOS XVF3500 VocalFusion Voice Processor
> +
> +maintainers:
> +  - Javier Carrasco <javier.carrasco@...fvision.net>
> +
> +description:
> +  The XMOS XVF3500 VocalFusion Voice Processor is a low-latency, 32-bit
> +  multicore controller for voice processing.
> +  https://www.xmos.com/xvf3500/
> +
> +properties:
> +  compatible:
> +    const: usb20b1,0013
> +
> +  reset-gpios:
> +    maxItems: 1
> +
> +  vdd-supply:
> +    description:
> +      Regulator for the 1V0 supply.
> +
> +  vdd2-supply:
> +    description:
> +      Regulator for the 3V3 supply.
> +
> +required:
> +  - compatible
> +  - reset-gpios
> +  - vdd-supply
> +  - vdd2-supply
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/gpio/gpio.h>
> +
> +    xvf3500 {

Node names should be generic. See also an explanation and list of
examples (not exhaustive) in DT specification:
https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation

Previous version had different code here, so I don't understand why this
became model number.

Best regards,
Krzysztof