* GSL1680, 1680 Capacitive Touchscreen Controller

Required properties:
- compatible: must be "gsl1680_ts"
- reg: slave address of touch screen controller.
- status : enabled or disabled.

Example:
	lcd_ts: lcd_ts@40 {
		compatible = "qca,gsl1680_ts"
		reg = <0x40;
		status = "disabled"
	};