1. 根目录:
2. Documentation
3. devicetree
4. bindings
5. leds
6. backlight
7. max8925-backlight.txt

88pm860x-backlight bindings

Optional properties:
  - maxim,max8925-dual-string: whether support dual string

Example:

	backlights {
		maxim,max8925-dual-string = <0>;
	};