linux-kernel - Re: [PATCH v2 1/9] dt-bindings: sound: tegra: add DT binding for AHUB

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Date:   Mon, 10 Feb 2020 17:00:56 +0530
From:   Sameer Pujar <spujar@...dia.com>
To:     Rob Herring <robh@...nel.org>
CC:     <spujar@...dia.com>, <perex@...ex.cz>, <tiwai@...e.com>,
        <broonie@...nel.org>, <lgirdwood@...il.com>,
        <thierry.reding@...il.com>, <jonathanh@...dia.com>,
        <digetx@...il.com>, <alsa-devel@...a-project.org>,
        <devicetree@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <sharadg@...dia.com>,
        <mkumard@...dia.com>, <viswanathl@...dia.com>,
        <rlokhande@...dia.com>, <dramesh@...dia.com>,
        <atalambedu@...dia.com>
Subject: Re: [PATCH v2 1/9] dt-bindings: sound: tegra: add DT binding for AHUB



On 2/6/2020 11:40 PM, Rob Herring wrote:
> External email: Use caution opening links or attachments
>
>
> On Thu, Jan 30, 2020 at 04:03:34PM +0530, Sameer Pujar wrote:
>> Audio Hub (AHUB) comprises a collection of hardware accelerators for audio
>> pre-processing and post-processing and a programmable full crossbar for
>> audio routing across these accelerators. This patch adds YAML schema for DT
>> binding of AHUB and few of its following components. These devices will be
>> registered as ASoC components.
>>   * ADMAIF
>>   * I2S
>>   * DMIC
>>   * DSPK
>>
>> Signed-off-by: Sameer Pujar <spujar@...dia.com>
>> ---
>>   .../bindings/sound/nvidia,tegra186-dspk.yaml       | 105 +++++++++++++
>>   .../bindings/sound/nvidia,tegra210-admaif.yaml     | 165 +++++++++++++++++++++
>>   .../bindings/sound/nvidia,tegra210-ahub.yaml       | 130 ++++++++++++++++
>>   .../bindings/sound/nvidia,tegra210-dmic.yaml       | 105 +++++++++++++
>>   .../bindings/sound/nvidia,tegra210-i2s.yaml        | 112 ++++++++++++++
>>   5 files changed, 617 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/sound/nvidia,tegra186-dspk.yaml
>>   create mode 100644 Documentation/devicetree/bindings/sound/nvidia,tegra210-admaif.yaml
>>   create mode 100644 Documentation/devicetree/bindings/sound/nvidia,tegra210-ahub.yaml
>>   create mode 100644 Documentation/devicetree/bindings/sound/nvidia,tegra210-dmic.yaml
>>   create mode 100644 Documentation/devicetree/bindings/sound/nvidia,tegra210-i2s.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra186-dspk.yaml b/Documentation/devicetree/bindings/sound/nvidia,tegra186-dspk.yaml
>> new file mode 100644
>> index 0000000..dc9fef3
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra186-dspk.yaml
>> @@ -0,0 +1,105 @@
>> +# SPDX-License-Identifier: (GPL-2.0)
. . .
>> +    items:
>> +      - description: initial module clock rate
>> +
>> +  "#sound-dai-cells":
>> +    const: 1
>> +
>> +  sound-name-prefix:
>> +    $ref: /schemas/types.yaml#/definitions/string
>> +    description:
>> +      Used as prefix for sink/source names of the component. Must be a
>> +      unique string among multiple instances of the same component.
>> +      The name can be "DSPK1" or "DSPKx", where x depends on the maximum
> Sounds like a constraint.

Is there a better way to convey the recommended strings above?

All the other comments I will fix in next revision. Thanks.
. . .