[Letux-kernel] [PATCH v2 2/2] ARM: dts: imx: add devicetree for Tolino Shine 2 HD

[Andreas Kemnade]

Hi,

On Thu, 27 Aug 2020 20:33:23 +0200
Jonathan Neuschäfer <j.neuschaefer at gmx.net> wrote:

> On Wed, Aug 26, 2020 at 10:42:51PM +0200, Andreas Kemnade wrote:
> > This adds a devicetree for the Tolino Shine 2 HD Ebook reader. It is based
> > on boards marked with "37NB-E60QF0+4A2". It is equipped with an i.MX6SL
> > SoC.
> > 
> > Expected to work:
> > - Buttons
> > - Wifi
> > - Touchscreen
> > - LED
> > - uSD
> > - USB
> > - RTC
> > 
> > Not working due to missing drivers:
> > - Backlight (requires NTXEC driver)
> > - EPD
> > 
> > Not working due to unknown reasons:
> > - deep sleep (echo standby >/sys/power/state works),
> >   wakeup fails when imx_gpc_pre_suspend(true) was called.
> > 
> > Signed-off-by: Andreas Kemnade <andreas at kemnade.info>
> > ---  
> [...]
> > +		fl {
> > +			label = "Frontlight";
> > +			gpios = <&gpio3 26 GPIO_ACTIVE_LOW>;
> > +			linux,code = <KEY_BRIGHTNESS_CYCLE>;
> > +		};  
> 
> Another option might be KEY_BRIGHTNESS_TOGGLE/KEY_DISPLAYTOGGLE, but
> it's not a perfect match, either. (And perhaps a worse match due to the
> connotation of turning the display off.)
> 
I have also thought about these, but came to the same conclusion as you,
the connotation of turning the display off does not feel right.

> 
> Reviewed-by: Jonathan Neuschäfer <j.neuschaefer at gmx.net>
> 
> Thanks

Regards,
Andreas