Re: [PATCH RFC 0/6] Add QCOM pwm-lpg and tri-led drivers

From: Pavel Machek
Date: Fri Jul 24 2020 - 18:31:54 EST


Hi!

> > Dalsi cech co hackuje LEDky?
>
> Nie. Slovak.

Vitej do klubu :-).

> > Bindings should go first, they may need to be converted to yml
> > (devicetree people will know).
>
> OK

I'm not 100% sure, please double check.

> > Can generic pwm driver be used here?
>
> I have not tried to do that. But considering it's custom chip from Qualcomm
> then it's unlikely.

Please double check. Actually, is the series for one chip or for two
of them? LED framework should is happy to talk to generic pwm driver...

> >This is for RGB modules, right? It will need to use multicolor
> >framework.
>
> This is for RGB LEDs in phones that are connected via pmic.

Ok. Check multicolor framework in -next.

> > Is this for phone, btw? If so, which one?
>
> Yes it is. And it's for many many phones actually. I have done this mainly
> for SONY phones (Xperia 10, 10 Plus, XA2, XA2 Plus, XA2 Ultra).
> All of them use these drivers for generating the PWM and controlling the
> LEDs.

Aha, ok. I assume they are still quite far away from being usable with
mainline kernels.

Best regards,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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