linux-kernel - Re: [PATCH v5 3/4] dt-bindings: ASoC: Add WSA881x bindings

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Message-ID: <ef01465e-25d6-059c-1f5d-8e8ebd6b887d@linaro.org>
Date:   Thu, 29 Aug 2019 16:52:12 +0100
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     Rob Herring <robh+dt@...nel.org>
Cc:     Mark Brown <broonie@...nel.org>, Vinod <vkoul@...nel.org>,
        spapothi@...eaurora.org, Banajit Goswami <bgoswami@...eaurora.org>,
        Linux-ALSA <alsa-devel@...a-project.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Liam Girdwood <lgirdwood@...il.com>, devicetree@...r.kernel.org
Subject: Re: [PATCH v5 3/4] dt-bindings: ASoC: Add WSA881x bindings

Thanks for the review!

On 29/08/2019 16:46, Rob Herring wrote:
> On Thu, Aug 29, 2019 at 9:45 AM Srinivas Kandagatla
> <srinivas.kandagatla@...aro.org> wrote:
>>
>> This patch adds bindings for WSA8810/WSA8815 Class-D Smart Speaker
>> Amplifier. This Amplifier also has a simple thermal sensor for
>> over temperature and speaker protection.
>>
>> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
>> ---
>>   .../bindings/sound/qcom,wsa881x.yaml          | 41 +++++++++++++++++++
>>   1 file changed, 41 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/sound/qcom,wsa881x.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/sound/qcom,wsa881x.yaml b/Documentation/devicetree/bindings/sound/qcom,wsa881x.yaml
>> new file mode 100644
>> index 000000000000..7a486c024732
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/sound/qcom,wsa881x.yaml
>> @@ -0,0 +1,41 @@
>> +# SPDX-License-Identifier: GPL-2.0
> 
> Dual license please.
> 
Will do that!

>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/sound/qcom,wsa881x.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Bindings for Qualcomm WSA8810/WSA8815 Class-D Smart Speaker Amplifier
>> +
>> +maintainers:
>> +  - Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
>> +
>> +description: |
>> +  WSA8810 is a class-D smart speaker amplifier and WSA8815
>> +  is a high-output power class-D smart speaker amplifier.
>> +  Their primary operating mode uses a SoundWire digital audio
>> +  interface. This binding is for SoundWire interface.
>> +
>> +properties:
>> +  compatible:
>> +    const: "sdw10217201000"
> 
> No need for quotes.

Did not knew that! Still getting used to yaml stuff :-)

> 
>> +
>> +  reg:
>> +    maxItems: 1
>> +
> 
>> +  powerdown-gpios:
>> +    description: GPIO spec for Powerdown/Shutdown line to use
>> +    maxItems: 1
>> +
>> +  '#thermal-sensor-cells':
>> +    const: 0
> 
> Either of these required?
> 

"make dt_binding_check" was complaining when I added this! Let me retry it!

> Here you can put 'additionalProperties: false'
> 
>> +
>> +examples:
>> +  - |
>> +    speaker@0,1 {
> 
> This should be under a soundwire bus node.

okay..

> 
>> +        compatible = "sdw10217201000";
>> +        reg = <0 1>;
>> +        powerdown-gpios = <&wcdpinctrl 2 0>;
>> +        #thermal-sensor-cells = <0>;
>> +    };
>> +
>> +...
>> --
>> 2.21.0
>>