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Message-ID: <50af77ad-d12f-a6b3-7864-e8c9a5a7756e@axis.com>
Date: Mon, 23 Jan 2023 10:19:21 +0100
From: Astrid Rost <astridr@...s.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
Astrid Rost <astrid.rost@...s.com>,
Mark Brown <broonie@...nel.org>,
Liam Girdwood <lgirdwood@...il.com>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Dylan Reid <dgreid@...omium.org>
CC: <kernel@...s.com>, <alsa-devel@...a-project.org>,
<linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>
Subject: Re: [PATCH v2 4/4] ASoC: dt-bindings: ti,ts3a227e.yaml: add jack-type
Hello,
On 1/23/23 10:05, Krzysztof Kozlowski wrote:
> On 23/01/2023 09:39, Astrid Rost wrote:
>> Hello Krzysztof,
>>
>> On 1/22/23 15:16, Krzysztof Kozlowski wrote:
>>> On 20/01/2023 11:25, Astrid Rost wrote:
>>>> Add jack-type: Bitmap value of snd_jack_type to allow combining
>>>> card drivers to create a jack for it.
>>>
>>> Subject: drop "yaml". We do not filename extensions to subject prefix.
>>> Nowhere.
>>>
>>
>> yes, true.
>>
>>>>
>>>> Signed-off-by: Astrid Rost <astrid.rost@...s.com>
>>>> ---
>>>> Documentation/devicetree/bindings/sound/ti,ts3a227e.yaml | 8 ++++++++
>>>> 1 file changed, 8 insertions(+)
>>>>
>>>> diff --git a/Documentation/devicetree/bindings/sound/ti,ts3a227e.yaml b/Documentation/devicetree/bindings/sound/ti,ts3a227e.yaml
>>>> index 785930658029..1d949b805f98 100644
>>>> --- a/Documentation/devicetree/bindings/sound/ti,ts3a227e.yaml
>>>> +++ b/Documentation/devicetree/bindings/sound/ti,ts3a227e.yaml
>>>> @@ -27,6 +27,14 @@ properties:
>>>> interrupts:
>>>> maxItems: 1
>>>>
>>>> + jack-type:
>>>> + $ref: /schemas/types.yaml#/definitions/uint32
>>>> + description: Bitmap value of snd_jack_type to allow combining
>>>> + card drivers to create a jack for it. Supported is
>>>
>>> Why the device would once support (allow) headphone and once not? Device
>>> either always supports them or never...
>>>
>>
>> If a device has two connectors (pink and green), one for the microphone
>> and one for the headset.
>
> We talk about "ts3a227" here, which has always two connectors (pins)...
> unless you refer to the case when these are e.g. grounded?
>
yes, that is what I meant.
I push a version, where I remove this.
>
>> It would be easier to see from the available
>> events, which is which. But of course it is possible to give it good names.
>> My first approach was, that it returned all supported types, so no
>> devicetree change needed. But by colleges agreed that it would be nice
>> to remove unused flags. I am happy to remove it and someone who requires
>> it can add it.
>>
>>>> + 1 SND_JACK_HEADPHONE
>>>> + 2 SND_JACK_MICROPHONE
>>>
>>> minimum and maximum
>>
>> I do not understand this? It is a bitmap. I can put it as an
>> enum:
>> - 1 # SND_JACK_HEADPHONE
>> - 2 # SND_JACK_MICROPHONE
>> - 3 # SND_JACK_HEADPHONE | SND_JACK_MICROPHONE
>
>
> Then maximum is OR of them, isn't it?
yes 1-3
>
> Best regards,
> Krzysztof
>
Astrid
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