linux-kernel - RE: [PATCH V4 1/2] dt-bindings: leds: pwm: add enable-gpios property

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Message-ID:
 <AM9PR06MB795507373B99DFF6820D979ED743A@AM9PR06MB7955.eurprd06.prod.outlook.com>
Date: Thu, 3 Jul 2025 10:27:39 +0000
From: LI Qingwu <Qing-wu.Li@...ca-geosystems.com.cn>
To: Krzysztof Kozlowski <krzk@...nel.org>, "lee@...nel.org" <lee@...nel.org>,
	"pavel@...nel.org" <pavel@...nel.org>, "robh@...nel.org" <robh@...nel.org>,
	"krzk+dt@...nel.org" <krzk+dt@...nel.org>, "conor+dt@...nel.org"
	<conor+dt@...nel.org>, "linux-leds@...r.kernel.org"
	<linux-leds@...r.kernel.org>, "devicetree@...r.kernel.org"
	<devicetree@...r.kernel.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>
CC: GEO-CHHER-bsp-development <bsp-development.geo@...ca-geosystems.com>
Subject: RE: [PATCH V4 1/2] dt-bindings: leds: pwm: add enable-gpios property



> -----Original Message-----
> From: Krzysztof Kozlowski <krzk@...nel.org>
> Sent: Thursday, July 3, 2025 5:59 PM
> To: LI Qingwu <Qing-wu.Li@...ca-geosystems.com.cn>; lee@...nel.org;
> pavel@...nel.org; robh@...nel.org; krzk+dt@...nel.org;
> conor+dt@...nel.org; linux-leds@...r.kernel.org; devicetree@...r.kernel.org;
> linux-kernel@...r.kernel.org
> Cc: GEO-CHHER-bsp-development
> <bsp-development.geo@...ca-geosystems.com>
> Subject: Re: [PATCH V4 1/2] dt-bindings: leds: pwm: add enable-gpios property
> 
> This email is not from Hexagon’s Office 365 instance. Please be careful while
> clicking links, opening attachments, or replying to this email.
> 
> 
> On 03/07/2025 11:34, LI Qingwu wrote:
> > some pwm led driver chips like tps92380 require a separate enable
> > signal
> 
> Sentence starts with capital letter.
> 
> tps92380 does not have dedicated enable pin. It has VDDIO, which serves also
> enable purpose, but it is a supply.

So this patch is unacceptable anyway?
 
> Best regards,
> Krzysztof