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* NXP PCA953x I2C GPIO multiplexer

Required properties:
 - compatible: Has to contain one of the following:
	nxp,pca9505
	nxp,pca9534
	nxp,pca9535
	nxp,pca9536
	nxp,pca9537
	nxp,pca9538
	nxp,pca9539
	nxp,pca9554
	nxp,pca9555
	nxp,pca9556
	nxp,pca9557
	nxp,pca9574
	nxp,pca9575
	nxp,pca9698
	maxim,max7310
	maxim,max7312
	maxim,max7313
	maxim,max7315
	ti,pca6107
	ti,tca6408
	ti,tca6416
	ti,tca6424
	exar,xra1202

Example:


	gpio@20 {
		compatible = "nxp,pca9505";
		reg = <0x20>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_pca9505>;
		interrupt-parent = <&gpio3>;
		interrupts = <23 IRQ_TYPE_LEVEL_LOW>;
	};

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