[PATCH 4/4] devicetree: Add led-backlight binding

[Pavel Machek]

Hi!

> Add DT binding for led-backlight.
> 
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen at ti.com>
> Signed-off-by: Jean-Jacques Hiblot <jjhiblot at ti.com>
> Cc: devicetree at vger.kernel.org
> ---

> +Required properties:
> +  - compatible: "led-backlight"
> +  - brightness-levels: Array of distinct LED brightness levels. These
> +      are in the range from 0 to 255, passed to the LED class driver.

These days, we support more (or less) than 256 brightness levels for LED.
									Pavel
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