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

[Jonathan Neuschäfer]

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.)


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

Thanks
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