linux-kernel - Re: [PATCH v2 2/3] dt-bindings: power: Add mediatek larb definition

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Date: Wed, 27 Mar 2024 10:01:38 +0000
From: Yu-chang Lee (李禹璋) <Yu-chang.Lee@...iatek.com>
To: "krzysztof.kozlowski@...aro.org" <krzysztof.kozlowski@...aro.org>,
	MandyJH Liu (劉人僖) <MandyJH.Liu@...iatek.com>,
	"conor+dt@...nel.org" <conor+dt@...nel.org>, "robh@...nel.org"
	<robh@...nel.org>, "krzysztof.kozlowski+dt@...aro.org"
	<krzysztof.kozlowski+dt@...aro.org>, "matthias.bgg@...il.com"
	<matthias.bgg@...il.com>, "ulf.hansson@...aro.org" <ulf.hansson@...aro.org>,
	"angelogioacchino.delregno@...labora.com"
	<angelogioacchino.delregno@...labora.com>
CC: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-mediatek@...ts.infradead.org" <linux-mediatek@...ts.infradead.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
	Project_Global_Chrome_Upstream_Group
	<Project_Global_Chrome_Upstream_Group@...iatek.com>,
	Xiufeng Li (李秀峰) <Xiufeng.Li@...iatek.com>,
	"linux-arm-kernel@...ts.infradead.org"
	<linux-arm-kernel@...ts.infradead.org>, Fan Chen (陳凡)
	<fan.chen@...iatek.com>
Subject: Re: [PATCH v2 2/3] dt-bindings: power: Add mediatek larb definition

On Wed, 2024-03-27 at 09:39 +0100, Krzysztof Kozlowski wrote:
>  	 
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
>  On 27/03/2024 06:57, yu-chang.lee wrote:
> > Add Smart Multimedia Interface Local Arbiter to mediatek
> > power domain.
> > 
> > Signed-off-by: yu-chang.lee <yu-chang.lee@...iatek.com>
> > ---
> >  .../devicetree/bindings/power/mediatek,power-controller.yaml  | 4
> ++++
> >  1 file changed, 4 insertions(+)
> > 
> > diff --git
> a/Documentation/devicetree/bindings/power/mediatek,power-
> controller.yaml
> b/Documentation/devicetree/bindings/power/mediatek,power-
> controller.yaml
> > index 8985e2df8a56..228c0dec5253 100644
> > --- a/Documentation/devicetree/bindings/power/mediatek,power-
> controller.yaml
> > +++ b/Documentation/devicetree/bindings/power/mediatek,power-
> controller.yaml
> > @@ -125,6 +125,10 @@ $defs:
> >          $ref: /schemas/types.yaml#/definitions/phandle
> >          description: phandle to the device containing the SMI
> register range.
> >  
> > +     mediatek,larb:
> > +        $ref: /schemas/types.yaml#/definitions/phandle
> > +        description: phandle to the device containing the LARB
> register range.
> 
> Why do you need it?
> 
> Plus I also see mediatek,larbs and mediatek,larb-id... so now we have
> third one similar.
> 
MM driver used "mediatek,larbs" for it larb node.
Power domain driver used "mediatek,larb".
"mediatek,larb-id" is for larb in dts.

The naming is no related to each other.

Best Regards,
Yu-chang.

> Best regards,
> Krzysztof
>