linux-kernel - Re: [PATCH v2] dt-bindings: pwm: Convert lpc32xx-pwm.txt to YAML

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Message-ID: <5b62671c-719a-44f2-b28e-878159859a01@mleia.com>
Date: Thu, 13 Mar 2025 05:37:44 +0200
From: Vladimir Zapolskiy <vz@...ia.com>
To: Uwe Kleine-König <ukleinek@...nel.org>
Cc: Purva Yeshi <purvayeshi550@...il.com>, robh@...nel.org,
 krzk+dt@...nel.org, conor+dt@...nel.org, piotr.wojtaszczyk@...esys.com,
 linux-pwm@...r.kernel.org, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] dt-bindings: pwm: Convert lpc32xx-pwm.txt to YAML

Hi Uwe,

On 3/13/25 00:56, Uwe Kleine-König wrote:
> Hello,
> 
> On Wed, Mar 12, 2025 at 07:59:21PM +0200, Vladimir Zapolskiy wrote:
>>> +  "#pwm-cells":
>>> +    const: 3
>>
>> It shall be 1.
> 
> No, 3 is the right choice.
> 

could you please elaborate?

I find that here the only configurable parameter is PWM period, so it
should be sufficient to have one cell only like in marvell,pxa-pwm.yaml
or google,cros-ec-pwm.yaml.

--
Best wishes,
Vladimir