On Wed, 12 Feb 2020, Pavel Machek wrote:
> Hi!
>
> > > > It would be good to get LED backlight to work in clean way for 5.6
> > > > kernel.
> > ...
> > > > [If you have an idea what else is needed, it would be welcome; it
> > > > works for me in development tree but not in tree I'd like to
> > > > upstream.]
> > > >
> > > > Lee, would you be willing to take "backlight: add led-backlight
> > > > driver"? Would it help if I got "leds: Add managed API to get a LED
> > > > from a device driver" and "leds: Add of_led_get() and led_put()" into
> > > > for_next tree of the LED subsystem?
> > >
> > > It looks like you have an open question from Tony on v10.
> > >
> > > Is that patch orthogonal, or are there depend{ants,encies}?
> >
> > Uhh looks like we messed up a bit with integration. Now droid4
> > LCD backlight can no longer be enabled at all manually in v5.6-rc1
> > without the "add led-backlight driver" patch.. Should we just
> > merge it to fix it rather than start scrambling with other
> > temporary hacks?
>
> We should just merge the "add led-backlight driver". Everything should
> be ready for it. I'm sorry if I broke something working, I was not
> aware it worked at all.
>
> Unfortunately, this is backlight code, not LED, so I can't just merge it.
Please go ahead. Apply my Acked-by and merge away ASAP.
Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>
--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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