Re: [PATCH RFC] dt-bindings: sound: Convert cirrus,cs35l36 to DT schema

"Rhodes, David" <[email protected]> Tue, 23 Jun 2026 17:00:07 -0500
Newsgroups org.kernel.vger.phone-devel,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-sound
Message-ID <[email protected]>
On 6/21/26 7:27 AM, David Heidelberg wrote:
> On 18/06/2026 23:38, Rhodes, David wrote:
>> On 6/18/26 9:33 AM, David Heidelberg via B4 Relay wrote:
>>> From: David Heidelberg <[email protected]>
>>>
>>> Convert CS35L36 Speaker Amplifier.
>>>
>>> Changes:
>>>   - maintainers email to the generic Cirrus email
>>>   - Both the codec and downstream worked just fine without
>>>     VP-supply provided. Align with datasheet for similar models.
>>>   - add dai-common.yaml to cover for '#sound-dai-cells',
>>>     'sound-name-prefix'
>>>
>>> Co-developed-by: Rob Herring (Arm) <[email protected]>
>>> Signed-off-by: Rob Herring (Arm) <[email protected]>
>>> Signed-off-by: David Heidelberg <[email protected]>
>>> ---
>>
>> Reviewed-by: David Rhodes <[email protected]>
> 
> Thanks for the review. btw. could you please verify against datasheet, 
> if the
> 
>   - cirrus,classh-wk-fet-delay is also possible for cs35l36 (l35 has it, 
> but l36 driver doesn't, thou DT isn't about driver, so checking)
>   - cirrus,weak-fet-disable and cirrus,classh-weak-fet-thld-millivolt 
> are also not implemented in any driver, but present in DT.
> 
> If hardware is capable and the driver just doesn't have impl. it's fine, 
> but otherwise I would remove these in v2.
> 
> Thank you
> David :D
> 

Hardware is capable and the driver does not have implementation.
This would be the register referred to as CS35L36_CLASSH_FET_DRV_CFG.

Thanks,
David