linux-kernel - Re: [PATCH 1/6] dt-bindings: pwm: add dt-bindings for mule pwm-over-i2c controller

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Date: Fri, 31 May 2024 18:19:23 +0200
From: Farouk Bouabid <farouk.bouabid@...rry.de>
To: Conor Dooley <conor@...nel.org>
Cc: Uwe Kleine-König <ukleinek@...nel.org>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Quentin Schulz
 <quentin.schulz@...rry.de>, Heiko Stuebner <heiko@...ech.de>,
 linux-pwm@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-rockchip@...ts.infradead.org
Subject: Re: [PATCH 1/6] dt-bindings: pwm: add dt-bindings for mule
 pwm-over-i2c controller

Hi Conor,

On 29.05.24 22:29, Conor Dooley wrote:
> On Wed, May 29, 2024 at 12:10:30PM +0200, Farouk Bouabid wrote:


..


>> +  A device that outputs a PWM signal based on I2C commands.
>> +
>> +maintainers:
>> +  - Farouk Bouabid <farouk.bouabid@...rry.de>
>> +  - Quentin Schulz <quentin.schulz@...rry.de>
>> +
>> +allOf:
>> +  - $ref: pwm.yaml#
>> +
>> +properties:
>> +  compatible:
>> +    const: tsd,pwm-mule
>> +
>> +  reg:
>> +    maxItems: 1
>> +
>> +  "#pwm-cells":
>> +    const: 2
> No clocks or supplies?
> I tried to google for some documentation for this device, but only found
> archives of this mail thread..

You can't find documentation for this device because we don't sell it 
standalone. It is part of our boards.

This device handles its clock internally. So there is no need for clock. 
As for the power-supply, it is so far

always enabled but I will add a property.


Cheers,

Farouk