The led-controller DT binding gathers some common properties for LED
controllers and for the LED child nodes.
One notable property is "color-mapping" which allows to define a channel
to color mapping for multicolor LEDs.
Signed-off-by: Simon Guinot <simon.guinot@seagate.com>
Signed-off-by: Maxime Bittan <maxime.bittan@seagate.com>