linux-kernel - Re: [PATCH 13/25] ASoC: dt-bindings: meson: axg-pdm: document 'sysrate' property

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Date: Sun, 17 Mar 2024 18:55:57 +0300
From: Jan Dakinevich <jan.dakinevich@...utedevices.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>, Neil Armstrong
	<neil.armstrong@...aro.org>, Jerome Brunet <jbrunet@...libre.com>, Michael
 Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, Rob
 Herring <robh@...nel.org>, Krzysztof Kozlowski
	<krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>,
	Philipp Zabel <p.zabel@...gutronix.de>, Kevin Hilman <khilman@...libre.com>,
	Martin Blumenstingl <martin.blumenstingl@...glemail.com>, Liam Girdwood
	<lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, Linus Walleij
	<linus.walleij@...aro.org>, Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai
	<tiwai@...e.com>, <linux-amlogic@...ts.infradead.org>,
	<linux-clk@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<alsa-devel@...a-project.org>, <linux-sound@...r.kernel.org>,
	<linux-gpio@...r.kernel.org>
CC: <kernel@...utedevices.com>
Subject: Re: [PATCH 13/25] ASoC: dt-bindings: meson: axg-pdm: document
 'sysrate' property



On 3/15/24 13:00, Krzysztof Kozlowski wrote:
> On 15/03/2024 00:21, Jan Dakinevich wrote:
>> This option allow to redefine the rate of DSP system clock.
> 
> And why is it suitable for bindings? Describe the hardware, not what you
> want to do in the driver.
> 

What do you mean? I am adding some new property and should describe it
in dt-bindinds. Isn't it?

>>
>> Signed-off-by: Jan Dakinevich <jan.dakinevich@...utedevices.com>
>> ---
>>  Documentation/devicetree/bindings/sound/amlogic,axg-pdm.yaml | 4 ++++
>>  1 file changed, 4 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/sound/amlogic,axg-pdm.yaml b/Documentation/devicetree/bindings/sound/amlogic,axg-pdm.yaml
>> index df21dd72fc65..d2f23a59a6b6 100644
>> --- a/Documentation/devicetree/bindings/sound/amlogic,axg-pdm.yaml
>> +++ b/Documentation/devicetree/bindings/sound/amlogic,axg-pdm.yaml
>> @@ -40,6 +40,10 @@ properties:
>>    resets:
>>      maxItems: 1
>>  
>> +  sysrate:
>> +    $ref: /schemas/types.yaml#/definitions/uint32
>> +    description: redefine rate of DSP system clock
> 
> No vendor prefix, so is it a generic property? Also, missing unit
> suffix, but more importantly I don't understand why this is a property
> of hardware.
> 

Answered in next message.

> Best regards,
> Krzysztof
> 

-- 
Best regards
Jan Dakinevich