linux-kernel - Re: [PATCH v11 3/5] dt-bindings: leds: Add LED_FUNCTION

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Message-ID: <20201203114044.GA9061@duo.ucw.cz>
Date:   Thu, 3 Dec 2020 12:40:44 +0100
From:   Pavel Machek <pavel@....cz>
To:     Gene Chen <gene.chen.richtek@...il.com>
Cc:     Jacek Anaszewski <jacek.anaszewski@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Dan Murphy <dmurphy@...com>,
        Linux LED Subsystem <linux-leds@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Gene Chen <gene_chen@...htek.com>, Wilma.Wu@...iatek.com,
        shufan_lee@...htek.com, cy_huang@...htek.com,
        benjamin.chao@...iatek.com
Subject: Re: [PATCH v11 3/5] dt-bindings: leds: Add LED_FUNCTION_MOONLIGHT
 definitions

Hi!

> > > +++ b/include/dt-bindings/leds/common.h
> > > @@ -78,6 +78,7 @@
> > >  #define LED_FUNCTION_INDICATOR "indicator"
> > >  #define LED_FUNCTION_LAN "lan"
> > >  #define LED_FUNCTION_MAIL "mail"
> > > +#define LED_FUNCTION_MOONLIGHT "moonlight"
> >
> > There's "torch" function that should be used for this. I guess comment
> > should be added with explanation what exactly that is and how should
> > the LED be named.
> >
> 
> According to mail, 11/25 "Re: [PATCH v7 2/5] dt-bindings: leds: Add
> LED_COLOR_ID_MOONLIGHT definitions",
> The Moonlight LED is LED which maximum current more than torch, but
> less than flash. Such as front camera fill light.
> I think our channel is moonlight, not torch.
> I will add this description to comment.
> We can't exactly define moonlight current level, because every vendor
> has their own specification.

So... what is the timelimit on moonlight?

But if it is used for camera illumination, I believe it should be
simply called flash.

Best regards,

								Pavel
-- 
http://www.livejournal.com/~pavelmachek

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